diff --git a/package.json b/package.json
index 2221fce5..b1258797 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,7 @@
     "jasmine-node": "^1.14.5",
     "jsdom": "^3.1.2",
     "react": "^0.14.0-beta3",
+    "react-addons-test-utils": "^0.14.0-beta3",
     "react-dom": "^0.14.0-beta3",
     "webpack": "^1.7.3",
     "webpack-dev-server": "^1.7.0"
diff --git a/specs/Element-spec.js b/specs/Element-spec.js
new file mode 100644
index 00000000..3bdd548c
--- /dev/null
+++ b/specs/Element-spec.js
@@ -0,0 +1,478 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import TestInput, { customizeInput } from './utils/TestInput';
+import immediate from './utils/immediate';
+
+describe('Element', function () {
+
+  it('should return passed and setValue() value when using getValue()', function () {
+
+    const form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <TestInput name="foo" value="foo"/>
+      </Formsy.Form>
+    );
+
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    expect(input.value).toBe('foo');
+    TestUtils.Simulate.change(input, {target: {value: 'foobar'}});
+    expect(input.value).toBe('foobar');
+
+  });
+
+  it('should set back to pristine value when running reset', function () {
+
+    let reset = null;
+    const Input = customizeInput({
+      componentDidMount() {
+        reset = this.resetValue;
+      }
+    });
+    const form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" value="foo"/>
+      </Formsy.Form>
+    );
+
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    TestUtils.Simulate.change(input, {target: {value: 'foobar'}});
+    reset();
+    expect(input.value).toBe('foo');
+
+  });
+
+  it('should return error message passed when calling getErrorMessage()', function () {
+
+    let getErrorMessage = null;
+    const Input = customizeInput({
+      componentDidMount() {
+        getErrorMessage = this.getErrorMessage;
+      }
+    });
+    TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" value="foo" validations="isEmail" validationError="Has to be email"/>
+      </Formsy.Form>
+    );
+
+    expect(getErrorMessage()).toBe('Has to be email');
+
+  });
+
+  it('should return true or false when calling isValid() depending on valid state', function () {
+
+    let isValid = null;
+    const Input = customizeInput({
+      componentDidMount() {
+        isValid = this.isValid;
+      }
+    });
+    const form = TestUtils.renderIntoDocument(
+      <Formsy.Form url="/users">
+        <Input name="foo" value="foo" validations="isEmail"/>
+      </Formsy.Form>
+    );
+
+    expect(isValid()).toBe(false);
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    TestUtils.Simulate.change(input, {target: {value: 'foo@foo.com'}});
+    expect(isValid()).toBe(true);
+
+  });
+
+  it('should return true or false when calling isRequired() depending on passed required attribute', function () {
+
+    const isRequireds = [];
+    const Input = customizeInput({
+      componentDidMount() {
+        isRequireds.push(this.isRequired);
+      }
+    });
+    TestUtils.renderIntoDocument(
+      <Formsy.Form url="/users">
+        <Input name="foo" value=""/>
+        <Input name="foo" value="" required/>
+        <Input name="foo" value="foo" required="isLength:3"/>
+      </Formsy.Form>
+    );
+
+    expect(isRequireds[0]()).toBe(false);
+    expect(isRequireds[1]()).toBe(true);
+    expect(isRequireds[2]()).toBe(true);
+
+  });
+
+  it('should return true or false when calling showRequired() depending on input being empty and required is passed, or not', function () {
+
+    const showRequireds = [];
+    const Input = customizeInput({
+      componentDidMount() {
+        showRequireds.push(this.showRequired);
+      }
+    });
+    TestUtils.renderIntoDocument(
+      <Formsy.Form url="/users">
+        <Input name="A" value="foo"/>
+        <Input name="B" value="" required/>
+        <Input name="C" value=""/>
+      </Formsy.Form>
+    );
+
+    expect(showRequireds[0]()).toBe(false);
+    expect(showRequireds[1]()).toBe(true);
+    expect(showRequireds[2]()).toBe(false);
+
+  });
+
+  it('should return true or false when calling isPristine() depending on input has been "touched" or not', function () {
+
+    let isPristine = null;
+    const Input = customizeInput({
+      componentDidMount() {
+        isPristine = this.isPristine;
+      }
+    });
+    const form = TestUtils.renderIntoDocument(
+      <Formsy.Form url="/users">
+        <Input name="A" value="foo"/>
+      </Formsy.Form>
+    );
+
+    expect(isPristine()).toBe(true);
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    TestUtils.Simulate.change(input, {target: {value: 'foo'}});
+    expect(isPristine()).toBe(false);
+
+  });
+
+it('should allow an undefined value to be updated to a value', function (done) {
+
+    const TestForm = React.createClass({
+      getInitialState() {
+        return {value: undefined};
+      },
+      changeValue() {
+        this.setState({
+          value: 'foo'
+        });
+      },
+      render() {
+        return (
+          <Formsy.Form url="/users">
+            <TestInput name="A" value={this.state.value}/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    form.changeValue();
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    immediate(() => {
+      expect(input.value).toBe('foo');
+      done();
+    });
+
+  });
+
+  it('should be able to test a values validity', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="A" validations="isEmail"/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(input.isValidValue('foo@bar.com')).toBe(true);
+    expect(input.isValidValue('foo@bar')).toBe(false);
+
+  });
+
+  it('should be able to use an object as validations property', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="A" validations={{
+              isEmail: true
+            }}/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(input.isValidValue('foo@bar.com')).toBe(true);
+    expect(input.isValidValue('foo@bar')).toBe(false);
+
+  });
+
+  it('should be able to pass complex values to a validation rule', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="A" validations={{
+              matchRegexp: /foo/
+            }} value="foo"/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(inputComponent.isValid()).toBe(true);
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    TestUtils.Simulate.change(input, {target: {value: 'bar'}});
+    expect(inputComponent.isValid()).toBe(false);
+
+  });
+
+  it('should be able to run a function to validate', function () {
+
+    const TestForm = React.createClass({
+      customValidationA(values, value) {
+        return value === 'foo';
+      },
+      customValidationB(values, value) {
+        return value === 'foo' && values.A === 'foo';
+      },
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="A" validations={{
+              custom: this.customValidationA
+            }} value="foo"/>
+            <TestInput name="B" validations={{
+              custom: this.customValidationB
+            }} value="foo"/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const inputComponent = TestUtils.scryRenderedComponentsWithType(form, TestInput);
+    expect(inputComponent[0].isValid()).toBe(true);
+    expect(inputComponent[1].isValid()).toBe(true);
+    const input = TestUtils.scryRenderedDOMComponentsWithTag(form, 'INPUT');
+    TestUtils.Simulate.change(input[0], {target: {value: 'bar'}});
+    expect(inputComponent[0].isValid()).toBe(false);
+    expect(inputComponent[1].isValid()).toBe(false);
+
+  });
+
+  it('should override all error messages with error messages passed by form', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form validationErrors={{A: 'bar'}}>
+            <TestInput name="A" validations={{
+              isEmail: true
+            }} validationError="bar2" validationErrors={{isEmail: 'bar3'}} value="foo"/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(inputComponent.getErrorMessage()).toBe('bar');
+
+  });
+
+  it('should override validation rules with required rules', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="A"
+              validations={{
+                isEmail: true
+              }}
+              validationError="bar"
+              validationErrors={{isEmail: 'bar2', isLength: 'bar3'}}
+              value="f"
+              required={{
+                isLength: 1
+              }}
+            />
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(inputComponent.getErrorMessage()).toBe('bar3');
+
+  });
+
+  it('should fall back to default error message when non exist in validationErrors map', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="A"
+              validations={{
+                isEmail: true
+              }}
+              validationError="bar"
+              validationErrors={{foo: 'bar'}}
+              value="foo"
+            />
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(inputComponent.getErrorMessage()).toBe('bar');
+
+  });
+
+  it('should not be valid if it is required and required rule is true', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="A"
+            required
+            />
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(inputComponent.isValid()).toBe(false);
+
+  });
+
+  it('should handle objects and arrays as values', function () {
+
+    const TestForm = React.createClass({
+      getInitialState() {
+        return {
+          foo: {foo: 'bar'},
+          bar: ['foo']
+        };
+      },
+      render() {
+        return (
+          <Formsy.Form>
+            <TestInput name="foo" value={this.state.foo}/>
+            <TestInput name="bar" value={this.state.bar}/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    form.setState({
+      foo: {foo: 'foo'},
+      bar: ['bar']
+    });
+
+    const inputs = TestUtils.scryRenderedComponentsWithType(form, TestInput);
+    expect(inputs[0].getValue()).toEqual({foo: 'foo'});
+    expect(inputs[1].getValue()).toEqual(['bar']);
+
+  });
+
+  it('should handle isFormDisabled with dynamic inputs', function () {
+
+    const TestForm = React.createClass({
+      getInitialState() {
+        return {
+          bool: true
+        };
+      },
+      flip() {
+        this.setState({
+          bool: !this.state.bool
+        });
+      },
+      render() {
+        return (
+          <Formsy.Form disabled={this.state.bool}>
+            {this.state.bool ?
+              <TestInput name="foo" /> :
+              <TestInput name="bar" />
+            }
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+    expect(input.isFormDisabled()).toBe(true);
+    form.flip();
+    expect(input.isFormDisabled()).toBe(false);
+
+  });
+
+  it('should allow for dot notation in name which maps to a deep object', function () {
+
+    const TestForm = React.createClass({
+      onSubmit(model) {
+        expect(model).toEqual({foo: {bar: 'foo', test: 'test'}});
+      },
+      render() {
+        return (
+          <Formsy.Form onSubmit={this.onSubmit}>
+            <TestInput name="foo.bar" value="foo"/>
+            <TestInput name="foo.test" value="test"/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
+    TestUtils.Simulate.submit(formEl);
+
+  });
+
+  it('should allow for application/x-www-form-urlencoded syntax and convert to object', function () {
+
+    const TestForm = React.createClass({
+      onSubmit(model) {
+        expect(model).toEqual({foo: ['foo', 'bar']});
+      },
+      render() {
+        return (
+          <Formsy.Form onSubmit={this.onSubmit}>
+            <TestInput name="foo[0]" value="foo"/>
+            <TestInput name="foo[1]" value="bar"/>
+          </Formsy.Form>
+        );
+      }
+    });
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
+    TestUtils.Simulate.submit(formEl);
+
+  });
+
+});
diff --git a/specs/Element-spec.jsx b/specs/Element-spec.jsx
deleted file mode 100644
index d09746d0..00000000
--- a/specs/Element-spec.jsx
+++ /dev/null
@@ -1,622 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Element', function() {
-
-  it('should return passed and setValue() value when using getValue()', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" value="foo"/>
-      </Formsy.Form>
-    );
-
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    expect(input.value).toBe('foo');
-    TestUtils.Simulate.change(input, {target: {value: 'foobar'}});
-    expect(input.value).toBe('foobar');
-
-  });
-
-  it('should set back to pristine value when running reset', function () {
-
-    var reset = null;
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      componentDidMount: function () {
-        reset = this.resetValue;
-      },
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" value="foo"/>
-      </Formsy.Form>
-    );
-
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input, {target: {value: 'foobar'}});
-    reset();
-    expect(input.value).toBe('foo');
-
-  });
-
-  it('should return error message passed when calling getErrorMessage()', function () {
-
-    var getErrorMessage = null;
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      componentDidMount: function () {
-        getErrorMessage = this.getErrorMessage;
-      },
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" value="foo" validations="isEmail" validationError="Has to be email"/>
-      </Formsy.Form>
-    );
-
-    expect(getErrorMessage()).toBe('Has to be email');
-
-  });
-
-  it('should return true or false when calling isValid() depending on valid state', function () {
-
-    var isValid = null;
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      componentDidMount: function () {
-        isValid = this.isValid;
-      },
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form url="/users">
-        <TestInput name="foo" value="foo" validations="isEmail"/>
-      </Formsy.Form>
-    );
-
-    expect(isValid()).toBe(false);
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input, {target: {value: 'foo@foo.com'}});
-    expect(isValid()).toBe(true);
-
-  });
-
-  it('should return true or false when calling isRequired() depending on passed required attribute', function () {
-
-    var isRequireds = [];
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      componentDidMount: function () {
-        isRequireds.push(this.isRequired);
-      },
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form url="/users">
-        <TestInput name="foo" value=""/>
-        <TestInput name="foo" value="" required/>
-        <TestInput name="foo" value="foo" required="isLength:3"/>
-      </Formsy.Form>
-    );
-
-    expect(isRequireds[0]()).toBe(false);
-    expect(isRequireds[1]()).toBe(true);
-    expect(isRequireds[2]()).toBe(true);
-
-  });
-
-  it('should return true or false when calling showRequired() depending on input being empty and required is passed, or not', function () {
-
-    var showRequireds = [];
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      componentDidMount: function () {
-        showRequireds.push(this.showRequired);
-      },
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form url="/users">
-        <TestInput name="A" value="foo"/>
-        <TestInput name="B" value="" required/>
-        <TestInput name="C" value=""/>
-      </Formsy.Form>
-    );
-
-    expect(showRequireds[0]()).toBe(false);
-    expect(showRequireds[1]()).toBe(true);
-    expect(showRequireds[2]()).toBe(false);
-
-  });
-
-  it('should return true or false when calling isPristine() depending on input has been "touched" or not', function () {
-
-    var isPristine = null;
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      componentDidMount: function () {
-        isPristine = this.isPristine;
-      },
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form url="/users">
-        <TestInput name="A" value="foo"/>
-      </Formsy.Form>
-    );
-
-    expect(isPristine()).toBe(true);
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input, {target: {value: 'foo'}});
-    expect(isPristine()).toBe(false);
-
-  });
-
-it('should allow an undefined value to be updated to a value', function (done) {
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      changeValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.changeValue}/>
-      }
-    });
-    var TestForm = React.createClass({
-      getInitialState: function () {
-        return {value: undefined};
-      },
-      changeValue: function () {
-        this.setState({
-          value: 'foo'
-        });
-      },
-      render: function () {
-        return (
-          <Formsy.Form url="/users">
-            <TestInput name="A" value={this.state.value}/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    form.changeValue();
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    setTimeout(function () {
-      expect(input.value).toBe('foo');
-      done();
-    }, 0);
-  });
-
-  it('should be able to test a values validity', function () {
-
-    var isInvalid = false;
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="A" validations="isEmail"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(input.isValidValue('foo@bar.com')).toBe(true);
-    expect(input.isValidValue('foo@bar')).toBe(false);
-
-  });
-
-  it('should be able to use an object as validations property', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="A" validations={{
-              isEmail: true
-            }}/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(input.isValidValue('foo@bar.com')).toBe(true);
-    expect(input.isValidValue('foo@bar')).toBe(false);
-  });
-
-  it('should be able to pass complex values to a validation rule', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      changeValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.changeValue}/>
-      }
-    });
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="A" validations={{
-              matchRegexp: /foo/
-            }} value="foo"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(inputComponent.isValid()).toBe(true);
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input, {target: {value: 'bar'}});
-    expect(inputComponent.isValid()).toBe(false);
-  });
-
-  it('should be able to run a function to validate', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      changeValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.changeValue}/>
-      }
-    });
-    var TestForm = React.createClass({
-      customValidationA: function (values, value) {
-        return value === 'foo';
-      },
-      customValidationB: function (values, value) {
-        return value === 'foo' && values.A === 'foo';
-      },
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="A" validations={{
-              custom: this.customValidationA
-            }} value="foo"/>
-            <TestInput name="B" validations={{
-              custom: this.customValidationB
-            }} value="foo"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var inputComponent = TestUtils.scryRenderedComponentsWithType(form, TestInput);
-    expect(inputComponent[0].isValid()).toBe(true);
-    expect(inputComponent[1].isValid()).toBe(true);
-    var input = TestUtils.scryRenderedDOMComponentsWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input[0], {target: {value: 'bar'}});
-    expect(inputComponent[0].isValid()).toBe(false);
-    expect(inputComponent[1].isValid()).toBe(false);
-  });
-
-  it('should override all error messages with error messages passed by form', function () {
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form validationErrors={{A: 'bar'}}>
-            <TestInput name="A" validations={{
-              isEmail: true
-            }} validationError="bar2" validationErrors={{isEmail: 'bar3'}} value="foo"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(inputComponent.getErrorMessage()).toBe('bar');
-  });
-
-  it('should override validation rules with required rules', function () {
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="A"
-              validations={{
-                isEmail: true
-              }}
-              validationError="bar"
-              validationErrors={{isEmail: 'bar2', isLength: 'bar3'}}
-              value="f"
-              required={{
-                isLength: 1
-              }}
-            />
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(inputComponent.getErrorMessage()).toBe('bar3');
-  });
-
-  it('should fall back to default error message when non exist in validationErrors map', function () {
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="A"
-              validations={{
-                isEmail: true
-              }}
-              validationError="bar"
-              validationErrors={{foo: 'bar'}}
-              value="foo"
-            />
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(inputComponent.getErrorMessage()).toBe('bar');
-  });
-
-  it('should not be valid if it is required and required rule is true', function () {
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="A"
-            required
-            />
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <TestForm/>
-    );
-
-    var inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(inputComponent.isValid()).toBe(false);
-  });
-
-  it('should handle objects and arrays as values', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <div>{JSON.stringify(this.getValue())}</div>
-      }
-    });
-    var TestForm = React.createClass({
-      getInitialState: function () {
-        return {
-          foo: {foo: 'bar'},
-          bar: ['foo']
-        };
-      },
-      render: function () {
-        return (
-          <Formsy.Form>
-            <TestInput name="foo" value={this.state.foo}/>
-            <TestInput name="bar" value={this.state.bar}/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-
-    form.setState({
-      foo: {foo: 'foo'},
-      bar: ['bar']
-    });
-
-    var inputs = TestUtils.scryRenderedComponentsWithType(form, TestInput);
-    expect(inputs[0].getValue()).toEqual({foo: 'foo'});
-    expect(inputs[1].getValue()).toEqual(['bar']);
-
-  });
-
-  it('should handle isFormDisabled with dynamic inputs', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input disabled={this.isFormDisabled()} />
-      }
-    });
-
-    var TestForm = React.createClass({
-      getInitialState: function () {
-        return {
-          bool: true
-        };
-      },
-      flip: function () {
-        this.setState({
-          bool: !this.state.bool
-        });
-      },
-      render: function () {
-        return (
-          <Formsy.Form disabled={this.state.bool}>
-            {this.state.bool ?
-              <TestInput name="foo" /> :
-              <TestInput name="bar" />
-            }
-          </Formsy.Form>
-        );
-      }
-    });
-
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-    var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-    expect(input.isFormDisabled()).toBe(true);
-    form.flip();
-    expect(input.isFormDisabled()).toBe(false);
-
-  });
-
-  it('should allow for dot notation in name which maps to a deep object', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-
-    var TestForm = React.createClass({
-      onSubmit: function (model) {
-        expect(model).toEqual({foo: {bar: 'foo', test: 'test'}});
-      },
-      render: function () {
-        return (
-          <Formsy.Form onSubmit={this.onSubmit}>
-            <TestInput name="foo.bar" value="foo"/>
-            <TestInput name="foo.test" value="test"/>
-          </Formsy.Form>
-        );
-      }
-    });
-
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-    var formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
-    TestUtils.Simulate.submit(formEl);
-
-  });
-
-  it('should allow for application/x-www-form-urlencoded syntax and convert to object', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-
-    var TestForm = React.createClass({
-      onSubmit: function (model) {
-        expect(model).toEqual({foo: ['foo', 'bar']});
-      },
-      render: function () {
-        return (
-          <Formsy.Form onSubmit={this.onSubmit}>
-            <TestInput name="foo[0]" value="foo"/>
-            <TestInput name="foo[1]" value="bar"/>
-          </Formsy.Form>
-        );
-      }
-    });
-
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-    var formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
-    TestUtils.Simulate.submit(formEl);
-
-  });
-
-});
diff --git a/specs/Formsy-spec.js b/specs/Formsy-spec.js
new file mode 100755
index 00000000..211eae23
--- /dev/null
+++ b/specs/Formsy-spec.js
@@ -0,0 +1,519 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import TestInput from './utils/TestInput';
+import immediate from './utils/immediate';
+
+describe('Formsy', function () {
+
+  describe('Setting up a form', function () {
+
+    it('should render a form into the document', function () {
+      const form = TestUtils.renderIntoDocument(<Formsy.Form></Formsy.Form>);
+      expect(React.findDOMNode(form).tagName).toEqual('FORM');
+    });
+
+    it('should set a class name if passed', function () {
+      const form = TestUtils.renderIntoDocument( <Formsy.Form className="foo"></Formsy.Form>);
+      expect(React.findDOMNode(form).className).toEqual('foo');
+    });
+
+    it('should allow for null/undefined children', function (done) {
+
+      let model = null;
+      const TestForm = React.createClass({
+        render() {
+          return (
+            <Formsy.Form onSubmit={(formModel) => (model = formModel)}>
+              <h1>Test</h1>
+              { null }
+              { undefined }
+              <TestInput name="name" value={ 'foo' } />
+            </Formsy.Form>
+          );
+        }
+      });
+
+      const form = TestUtils.renderIntoDocument(<TestForm/>);
+      immediate(() => {
+        TestUtils.Simulate.submit(React.findDOMNode(form));
+        expect(model).toEqual({name: 'foo'});
+        done();
+      });
+
+    });
+
+    it('should allow for inputs being added dynamically', function (done) {
+
+      const inputs = [];
+      let forceUpdate = null;
+      let model = null;
+      const TestForm = React.createClass({
+        componentWillMount() {
+          forceUpdate = this.forceUpdate.bind(this);
+        },
+        render() {
+          return (
+            <Formsy.Form onSubmit={(formModel) => (model = formModel)}>
+              {inputs}
+            </Formsy.Form>);
+        }
+      });
+      const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+      // Wait before adding the input
+      setTimeout(() => {
+        inputs.push(<TestInput name="test" value="" key={inputs.length}/>);
+
+        forceUpdate(() => {
+          // Wait for next event loop, as that does the form
+          immediate(() => {
+            TestUtils.Simulate.submit(React.findDOMNode(form));
+            expect(model.test).toBeDefined();
+            done();
+          });
+
+        });
+
+      }, 10);
+
+    });
+
+    it('should allow dynamically added inputs to update the form-model', function (done) {
+
+      const inputs = [];
+      let forceUpdate = null;
+      let model = null;
+      const TestForm = React.createClass({
+        componentWillMount() {
+          forceUpdate = this.forceUpdate.bind(this);
+        },
+        render() {
+          return (
+            <Formsy.Form onSubmit={(formModel) => (model = formModel)}>
+              {inputs}
+            </Formsy.Form>);
+        }
+      });
+      const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+      // Wait before adding the input
+      immediate(() => {
+        inputs.push(<TestInput name="test" key={inputs.length}/>);
+
+        forceUpdate(() => {
+
+          // Wait for next event loop, as that does the form
+          immediate(() => {
+            TestUtils.Simulate.change(TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT'), {target: {value: 'foo'}});
+            TestUtils.Simulate.submit(React.findDOMNode(form));
+            expect(model.test).toBe('foo');
+            done();
+          });
+
+        });
+
+      });
+
+    });
+
+    it('should allow a dynamically updated input to update the form-model', function (done) {
+
+      let forceUpdate = null;
+      let model = null;
+
+      const TestForm = React.createClass({
+        componentWillMount() {
+          forceUpdate = this.forceUpdate.bind(this);
+        },
+        render() {
+          const input = <TestInput name="test" value={this.props.value} />;
+
+          return (
+            <Formsy.Form onSubmit={(formModel) => (model = formModel)}>
+              {input}
+            </Formsy.Form>);
+        }
+      });
+      let form = TestUtils.renderIntoDocument(<TestForm value="foo"/>);
+
+      // Wait before changing the input
+      immediate(() => {
+        form = TestUtils.renderIntoDocument(<TestForm value="bar"/>);
+
+        forceUpdate(() => {
+          // Wait for next event loop, as that does the form
+          immediate(() => {
+            TestUtils.Simulate.submit(React.findDOMNode(form));
+            expect(model.test).toBe('bar');
+            done();
+          });
+
+        });
+
+      });
+
+    });
+
+    describe('validations', function () {
+      let CheckValid, onSubmit, OtherCheckValid;
+      let isValid;
+
+      const TestForm = React.createClass({
+        getDefaultProps() {
+          return { inputs: [] };
+        },
+        render() {
+          const builtInputs = this.props.inputs.map((input) => <TestInput { ...input } key={ input.name } />);
+          return (
+            <Formsy.Form
+              onSubmit={(arg1) => onSubmit(arg1)}
+              onValid={() => (isValid = true)}
+              onInvalid={() => (isValid = false)}>
+              { builtInputs }
+            </Formsy.Form>
+          );
+        }
+      });
+
+      beforeEach(() => {
+        isValid = true;
+        CheckValid = jasmine.createSpy('CheckValid');
+        Formsy.addValidationRule('CheckValid', CheckValid);
+        OtherCheckValid = jasmine.createSpy('CheckValid');
+        Formsy.addValidationRule('OtherCheckValid', OtherCheckValid);
+        onSubmit = jasmine.createSpy('onSubmit');
+      });
+
+      it('should run when the input changes', function () {
+        const inputs = [{name: 'one', validations: 'CheckValid', value: 'foo'}];
+        const form = TestUtils.renderIntoDocument(<TestForm inputs={inputs}/>);
+        const input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
+        TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
+        expect(CheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
+        expect(OtherCheckValid).not.toHaveBeenCalled();
+      });
+
+      it('should allow the validation to be changed', function () {
+        const inputs = [{name: 'one', validations: 'CheckValid', value: 'foo'}];
+        const form = TestUtils.renderIntoDocument(<TestForm inputs={inputs}/>);
+        form.setProps({inputs: [{name: 'one', validations: 'OtherCheckValid', value: 'foo'}] });
+        const input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
+        TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
+        expect(OtherCheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
+      });
+
+      it('should invalidate a form if dynamically inserted input is invalid', function (done) {
+        const inputs = [{name: 'one', validations: 'isEmail', value: 'foo@bar.com'}];
+        const form = TestUtils.renderIntoDocument(<TestForm inputs={inputs}/>);
+        expect(isValid).toEqual(true);
+        form.setProps({inputs: [
+          {name: 'one', validations: 'isEmail', value: 'foo@bar.com'},
+          {name: 'two', validations: 'isEmail', value: 'foo@bar'}
+        ]}, () => {
+          immediate(() => {
+            expect(isValid).toEqual(false);
+            done();
+          });
+        });
+      });
+
+      it('should validate a form when removing an invalid input', function (done) {
+        const form = TestUtils.renderIntoDocument(<TestForm inputs={ [
+          {name: 'one', validations: 'isEmail', value: 'foo@bar.com'},
+          {name: 'two', validations: 'isEmail', value: 'foo@bar'}
+        ] } />);
+        expect(isValid).toEqual(false);
+        form.setProps({inputs: [{name: 'one', validations: 'isEmail', value: 'foo@bar.com'}]}, () => {
+          immediate(() => {
+            expect(isValid).toEqual(true);
+            done();
+          });
+        });
+      });
+
+      it('runs multiple validations', function () {
+        const inputs = [{name: 'one', validations: 'CheckValid,OtherCheckValid', value: 'foo'}];
+        const form = TestUtils.renderIntoDocument(<TestForm inputs={inputs}/>);
+        const input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
+        TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
+        expect(CheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
+        expect(OtherCheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
+      });
+    });
+
+    it('should not trigger onChange when form is mounted', function () {
+      const hasChanged = jasmine.createSpy('onChange');
+      const TestForm = React.createClass({
+        render() {
+          return <Formsy.Form onChange={hasChanged}></Formsy.Form>;
+        }
+      });
+      TestUtils.renderIntoDocument(<TestForm/>);
+      expect(hasChanged).not.toHaveBeenCalled();
+    });
+
+    it('should trigger onChange when form element is changed', function () {
+      const hasChanged = jasmine.createSpy('onChange');
+      const TestForm = React.createClass({
+        render() {
+          return (
+            <Formsy.Form onChange={hasChanged}>
+              <TestInput name="foo"/>
+            </Formsy.Form>
+          );
+        }
+      });
+      const form = TestUtils.renderIntoDocument(<TestForm/>);
+      TestUtils.Simulate.change(TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT'), {target: {value: 'bar'}});
+      expect(hasChanged).toHaveBeenCalled();
+    });
+
+    it('should trigger onChange when new input is added to form', function (done) {
+      const hasChanged = jasmine.createSpy('onChange');
+      const inputs = [];
+      let forceUpdate = null;
+      const TestForm = React.createClass({
+        componentWillMount() {
+          forceUpdate = this.forceUpdate.bind(this);
+        },
+        render() {
+          return (
+            <Formsy.Form onChange={hasChanged}>
+              {inputs}
+            </Formsy.Form>);
+        }
+      });
+      TestUtils.renderIntoDocument(<TestForm/>);
+
+      // Wait before adding the input
+      inputs.push(<TestInput name="test" key={inputs.length}/>);
+
+      forceUpdate(() => {
+
+        // Wait for next event loop, as that does the form
+        immediate(() => {
+          expect(hasChanged).toHaveBeenCalled();
+          done();
+        });
+
+      });
+
+    });
+
+  });
+
+  describe('Update a form', function () {
+
+    it('should allow elements to check if the form is disabled', function (done) {
+
+      const TestForm = React.createClass({
+        getInitialState() { return { disabled: true }; },
+        enableForm() { this.setState({ disabled: false }); },
+        render() {
+          return (
+            <Formsy.Form onChange={this.onChange} disabled={this.state.disabled}>
+              <TestInput name="foo"/>
+            </Formsy.Form>);
+        }
+      });
+      const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+      const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+      expect(input.isFormDisabled()).toBe(true);
+
+      form.enableForm();
+      immediate(() => {
+        expect(input.isFormDisabled()).toBe(false);
+        done();
+      });
+
+    });
+
+    it('should be possible to pass error state of elements by changing an errors attribute', function (done) {
+
+      const TestForm = React.createClass({
+        getInitialState() { return { validationErrors: { foo: 'bar' } }; },
+        onChange(values) {
+            this.setState(values.foo ? { validationErrors: {} } : { validationErrors: {foo: 'bar'} });
+        },
+        render() {
+          return (
+            <Formsy.Form onChange={this.onChange} validationErrors={this.state.validationErrors}>
+              <TestInput name="foo"/>
+            </Formsy.Form>);
+        }
+      });
+      const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+      // Wait for update
+      immediate(() => {
+        const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+        expect(input.getErrorMessage()).toBe('bar');
+        input.setValue('gotValue');
+
+        // Wait for update
+        immediate(() => {
+          expect(input.getErrorMessage()).toBe(null);
+          done();
+        });
+      });
+
+    });
+
+
+    it('should trigger an onValidSubmit when submitting a valid form', function () {
+
+      let isCalled = false;
+      const TestForm = React.createClass({
+        render() {
+          return (
+            <Formsy.Form onValidSubmit={() => (isCalled = true)}>
+              <TestInput name="foo" validations="isEmail" value="foo@bar.com"/>
+            </Formsy.Form>);
+        }
+      });
+      const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+      const FoundForm = TestUtils.findRenderedComponentWithType(form, TestForm);
+      TestUtils.Simulate.submit(React.findDOMNode(FoundForm));
+      expect(isCalled).toBe(true);
+
+    });
+
+    it('should trigger an onInvalidSubmit when submitting an invalid form', function () {
+
+      let isCalled = false;
+      const TestForm = React.createClass({
+        render() {
+          return (
+            <Formsy.Form onInvalidSubmit={() => (isCalled = true)}>
+              <TestInput name="foo" validations="isEmail" value="foo@bar"/>
+            </Formsy.Form>);
+        }
+      });
+      const form = TestUtils.renderIntoDocument(
+        <TestForm/>
+      );
+
+      const FoundForm = TestUtils.findRenderedComponentWithType(form, TestForm);
+      TestUtils.Simulate.submit(React.findDOMNode(FoundForm));
+      expect(isCalled).toBe(true);
+
+    });
+
+  });
+
+  describe("value === false", function () {
+    let onSubmit;
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form onSubmit={(x) => onSubmit(x)}>
+            <TestInput name="foo" value={ this.props.value } type="checkbox" />
+            <button type="submit">Save</button>
+          </Formsy.Form>
+        );
+      }
+    });
+
+    beforeEach(() => {
+      onSubmit = jasmine.createSpy('onSubmit');
+    });
+
+    it("should call onSubmit correctly", function () {
+      const form = TestUtils.renderIntoDocument(<TestForm value={ false }/>);
+      TestUtils.Simulate.submit(React.findDOMNode(form));
+      expect(onSubmit).toHaveBeenCalledWith({foo: false});
+    });
+
+    it("should allow dynamic changes to false", function () {
+      const form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
+      form.setProps({value: false});
+      TestUtils.Simulate.submit(React.findDOMNode(form));
+      expect(onSubmit).toHaveBeenCalledWith({foo: false});
+    });
+
+    it("should say the form is submitted", function () {
+      const form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
+      const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+      expect(input.isFormSubmitted()).toBe(false);
+      TestUtils.Simulate.submit(React.findDOMNode(form));
+      expect(input.isFormSubmitted()).toBe(true);
+    });
+
+    it("should be able to reset the form to its pristine state", function () {
+      const form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
+      const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+      const formsyForm = TestUtils.findRenderedComponentWithType(form, Formsy.Form);
+      expect(input.getValue()).toBe(true);
+      form.setProps({value: false});
+      expect(input.getValue()).toBe(false);
+      formsyForm.reset();
+      expect(input.getValue()).toBe(true);
+    });
+
+    it("should be able to reset the form using custom data", function () {
+      const form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
+      const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+      const formsyForm = TestUtils.findRenderedComponentWithType(form, Formsy.Form);
+      expect(input.getValue()).toBe(true);
+      form.setProps({value: false});
+      expect(input.getValue()).toBe(false);
+      formsyForm.reset({
+        foo: 'bar'
+      });
+      expect(input.getValue()).toBe('bar');
+    });
+
+  });
+
+  describe('.isChanged()', function () {
+    let onChange;
+
+    const TestForm = React.createClass({
+      getDefaultProps() {
+        return { inputs: [] };
+      },
+      render() {
+        const builtInputs = this.props.inputs.map((input) => <TestInput {...input} key={input.name}/>);
+        return (
+          <Formsy.Form ref="formsy" onChange={ onChange }>
+            { builtInputs }
+            { this.props.children }
+          </Formsy.Form>
+        );
+      }
+    });
+
+    beforeEach(() => {
+      onChange = jasmine.createSpy('onChange');
+    });
+
+    it('initially returns false', function () {
+      const form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', value: 'foo'}] }/>);
+      expect(form.refs.formsy.isChanged()).toEqual(false);
+      expect(onChange).not.toHaveBeenCalled();
+    });
+
+    it('returns true when changed', function () {
+      const form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', value: 'foo'}] }/>);
+      const input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
+      TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
+      expect(form.refs.formsy.isChanged()).toEqual(true);
+      expect(onChange).toHaveBeenCalledWith({one: 'bar'}, true);
+    });
+
+    it('returns false if changes are undone', function () {
+      const form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', value: 'foo'}] }/>);
+      const input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
+      TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
+      expect(onChange).toHaveBeenCalledWith({one: 'bar'}, true);
+      TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'foo'}});
+      expect(form.refs.formsy.isChanged()).toEqual(false);
+      expect(onChange).toHaveBeenCalledWith({one: 'foo'}, false);
+    });
+  });
+
+});
diff --git a/specs/Formsy-spec.jsx b/specs/Formsy-spec.jsx
deleted file mode 100755
index d9d67fa3..00000000
--- a/specs/Formsy-spec.jsx
+++ /dev/null
@@ -1,693 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Formsy', function () {
-
-  describe('Setting up a form', function () {
-
-    it('should render a form into the document', function () {
-      var form = TestUtils.renderIntoDocument( <Formsy.Form></Formsy.Form>);
-      expect(React.findDOMNode(form).tagName).toEqual('FORM');
-    });
-
-    it('should set a class name if passed', function () {
-      var form = TestUtils.renderIntoDocument( <Formsy.Form className="foo"></Formsy.Form>);
-      expect(React.findDOMNode(form).className).toEqual('foo');
-    });
-
-    it('should allow for null/undefined children', function (done) {
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        changeValue: function (event) {
-          this.setValue(event.target.value);
-        },
-        render: function () {
-          return <input value={this.getValue()} onChange={this.changeValue}/>
-        }
-      });
-
-      var model = null;
-      var TestForm = React.createClass({
-        onSubmit: function (formModel) {
-          model = formModel;
-        },
-        render: function () {
-          return (
-            <Formsy.Form onSubmit={ this.onSubmit }>
-              <h1>Test</h1>
-              { null }
-              { undefined }
-              <TestInput name='name' value={ 'foo' } />
-            </Formsy.Form>
-          );
-        }
-      });
-
-      var form = TestUtils.renderIntoDocument(<TestForm/>);
-      setTimeout(function () {
-        TestUtils.Simulate.submit(React.findDOMNode(form));
-        expect(model).toEqual({name: 'foo'});
-        done();
-      }, 10);
-    });
-
-    it('should allow for inputs being added dynamically', function (done) {
-
-      var inputs = [];
-      var forceUpdate = null;
-      var model = null;
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        render: function () {
-          return <div/>
-        }
-      });
-      var TestForm = React.createClass({
-        componentWillMount: function () {
-          forceUpdate = this.forceUpdate.bind(this);
-        },
-        onSubmit: function (formModel) {
-          model = formModel;
-        },
-        render: function () {
-          return (
-            <Formsy.Form onSubmit={this.onSubmit}>
-              {inputs}
-            </Formsy.Form>);
-        }
-      });
-      var form = TestUtils.renderIntoDocument(
-        <TestForm/>
-      );
-
-      // Wait before adding the input
-      setTimeout(function () {
-
-        inputs.push(<TestInput key={inputs.length} name="test" value=""/>);
-
-        forceUpdate(function () {
-          // Wait for next event loop, as that does the form
-          setTimeout(function () {
-            TestUtils.Simulate.submit(React.findDOMNode(form));
-            expect(model.test).toBeDefined();
-            done();
-          }, 0);
-
-        });
-
-      }, 10);
-
-    });
-
-    it('should allow dynamically added inputs to update the form-model', function (done) {
-
-      var inputs = [];
-      var forceUpdate = null;
-      var model = null;
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        changeValue: function (event) {
-          this.setValue(event.target.value);
-        },
-        render: function () {
-          return <input value={this.getValue()} onChange={this.changeValue}/>
-        }
-      });
-      var TestForm = React.createClass({
-        componentWillMount: function () {
-          forceUpdate = this.forceUpdate.bind(this);
-        },
-        onSubmit: function (formModel) {
-          model = formModel;
-        },
-        render: function () {
-          return (
-            <Formsy.Form onSubmit={this.onSubmit}>
-              {inputs}
-            </Formsy.Form>);
-        }
-      });
-      var form = TestUtils.renderIntoDocument(
-        <TestForm/>
-      );
-
-      // Wait before adding the input
-      setTimeout(function () {
-
-        inputs.push(<TestInput key={inputs.length} name="test"/>);
-
-        forceUpdate(function () {
-
-          // Wait for next event loop, as that does the form
-          setTimeout(function () {
-            TestUtils.Simulate.change(TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT'), {target: {value: 'foo'}});
-            TestUtils.Simulate.submit(React.findDOMNode(form));
-            expect(model.test).toBe('foo');
-            done();
-          }, 0);
-
-        });
-
-      }, 0);
-
-    });
-
-    it('should allow a dynamically updated input to update the form-model', function (done) {
-
-      var forceUpdate = null;
-      var model = null;
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        changeValue: function (event) {
-          this.setValue(event.target.value);
-        },
-        render: function () {
-          return <input value={this.getValue()} onChange={this.changeValue}/>
-        }
-      });
-
-      var input;
-      var TestForm = React.createClass({
-        componentWillMount: function () {
-          forceUpdate = this.forceUpdate.bind(this);
-        },
-        onSubmit: function (formModel) {
-          model = formModel;
-        },
-        render: function () {
-          input = <TestInput name='test' value={ this.props.value } />;
-
-          return (
-            <Formsy.Form onSubmit={this.onSubmit}>
-              {input}
-            </Formsy.Form>);
-        }
-      });
-      var form = TestUtils.renderIntoDocument(<TestForm value='foo'/>);
-
-      // Wait before changing the input
-      setTimeout(function () {
-
-        form = TestUtils.renderIntoDocument(<TestForm value='bar'/>);
-
-        forceUpdate(function () {
-          // Wait for next event loop, as that does the form
-          setTimeout(function () {
-            TestUtils.Simulate.submit(React.findDOMNode(form));
-            expect(model.test).toBe('bar');
-            done();
-          }, 0);
-
-        });
-
-      }, 10);
-
-    });
-
-    describe('validations', function() {
-      var CheckValid, onSubmit, OtherCheckValid;
-      var isValid;
-
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        changeValue: function (event) {
-          this.setValue(event.target.value);
-        },
-        render: function () {
-          return <input value={ this.getValue() } onChange={ this.changeValue } />
-        }
-      });
-
-      var TestForm = React.createClass({
-        getDefaultProps: function() {
-          return {
-            inputs: [],
-          };
-        },
-        render: function () {
-          var builtInputs = [];
-          var inputs = this.props.inputs;
-          for (var i=0; i < inputs.length; i++) {
-            var input = inputs[i];
-            builtInputs.push(<TestInput { ...input } key={ input.name } />);
-          }
-          var _this = this;
-          return <Formsy.Form
-            onSubmit  = { function(arg1) { onSubmit(arg1); } }
-            onValid   = { function() { isValid = true; } }
-            onInvalid = { function() { isValid = false; } } >
-            { builtInputs }
-          </Formsy.Form>;
-        }
-      });
-
-      beforeEach(function() {
-        isValid = true;
-        CheckValid = jasmine.createSpy('CheckValid');
-        Formsy.addValidationRule('CheckValid', CheckValid);
-        OtherCheckValid = jasmine.createSpy('CheckValid');
-        Formsy.addValidationRule('OtherCheckValid', OtherCheckValid);
-        onSubmit = jasmine.createSpy('onSubmit');
-      });
-
-      it('should run when the input changes', function() {
-        var form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', validations: 'CheckValid', value: 'foo'}] }/>);
-        var input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
-        TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
-        expect(CheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
-        expect(OtherCheckValid).not.toHaveBeenCalled();
-      });
-
-      it('should allow the validation to be changed', function() {
-        var form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', validations: 'CheckValid', value: 'foo'}] }/>);
-        form.setProps({inputs: [{name: 'one', validations: 'OtherCheckValid', value: 'foo'}] });
-        var input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
-        TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
-        expect(OtherCheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
-      });
-
-      it('should invalidate a form if dynamically inserted input is invalid', function(done) {
-        var form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', validations: 'isEmail', value: 'foo@bar.com'}] }/>);
-        expect(isValid).toEqual(true);
-        form.setProps({inputs: [
-          {name: 'one', validations: 'isEmail', value: 'foo@bar.com'},
-          {name: 'two', validations: 'isEmail', value: 'foo@bar'},
-        ]}, function() {
-          setTimeout(function() {
-            expect(isValid).toEqual(false);
-            done();
-          }, 0);
-        });
-      });
-
-      it('should validate a form when removing an invalid input', function(done) {
-        var form = TestUtils.renderIntoDocument(<TestForm inputs={ [
-          {name: 'one', validations: 'isEmail', value: 'foo@bar.com'},
-          {name: 'two', validations: 'isEmail', value: 'foo@bar'},
-        ] } />);
-        expect(isValid).toEqual(false);
-        form.setProps({inputs: [{name: 'one', validations: 'isEmail', value: 'foo@bar.com'}]}, function() {
-          setTimeout(function() {
-            expect(isValid).toEqual(true);
-            done();
-          }, 0);
-        });
-      });
-
-      it('runs multiple validations', function() {
-        var form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', validations: 'CheckValid,OtherCheckValid', value: 'foo'}] }/>);
-        var input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
-        TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
-        expect(CheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
-        expect(OtherCheckValid).toHaveBeenCalledWith({one: 'bar'}, 'bar', true);
-      });
-    });
-
-    it('should not trigger onChange when form is mounted', function () {
-      var hasChanged = jasmine.createSpy('onChange');
-      var TestForm = React.createClass({
-        onChange: function () {
-          hasChanged();
-        },
-        render: function () {
-          return <Formsy.Form onChange={this.onChange}></Formsy.Form>;
-        }
-      });
-      var form = TestUtils.renderIntoDocument(<TestForm/>);
-      expect(hasChanged).not.toHaveBeenCalled();
-    });
-
-    it('should trigger onChange when form element is changed', function () {
-      var hasChanged = jasmine.createSpy('onChange');
-      var MyInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        onChange: function (event) {
-          this.setValue(event.target.value);
-        },
-        render: function () {
-          return <input value={this.getValue()} onChange={this.onChange}/>
-        }
-      });
-      var TestForm = React.createClass({
-        onChange: function () {
-          hasChanged();
-        },
-        render: function () {
-          return (
-            <Formsy.Form onChange={this.onChange}>
-              <MyInput name="foo"/>
-            </Formsy.Form>
-          );
-        }
-      });
-      var form = TestUtils.renderIntoDocument(<TestForm/>);
-      TestUtils.Simulate.change(TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT'), {target: {value: 'bar'}});
-      expect(hasChanged).toHaveBeenCalled();
-    });
-
-    it('should trigger onChange when new input is added to form', function (done) {
-      var hasChanged = jasmine.createSpy('onChange');
-      var inputs = [];
-      var forceUpdate = null;
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        changeValue: function (event) {
-          this.setValue(event.target.value);
-        },
-        render: function () {
-          return <input value={this.getValue()} onChange={this.changeValue}/>
-        }
-      });
-      var TestForm = React.createClass({
-        componentWillMount: function () {
-          forceUpdate = this.forceUpdate.bind(this);
-        },
-        onChange: function () {
-          hasChanged();
-        },
-        render: function () {
-          return (
-            <Formsy.Form onChange={this.onChange}>
-              {inputs}
-            </Formsy.Form>);
-        }
-      });
-      var form = TestUtils.renderIntoDocument(
-        <TestForm/>
-      );
-
-      // Wait before adding the input
-      inputs.push(<TestInput key={inputs.length} name='test'/>);
-
-      forceUpdate(function () {
-
-        // Wait for next event loop, as that does the form
-        setTimeout(function () {
-          expect(hasChanged).toHaveBeenCalled();
-          done();
-        }, 0);
-
-      });
-
-    });
-
-  });
-
-  describe('Update a form', function () {
-
-    it('should allow elements to check if the form is disabled', function (done) {
-
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        render: function () {
-          return <input/>
-        }
-      });
-      var TestForm = React.createClass({
-        getInitialState: function () {
-          return {disabled: true};
-        },
-        enableForm: function () {
-          this.setState({
-            disabled: false
-          });
-        },
-        render: function () {
-          return (
-            <Formsy.Form onChange={this.onChange} disabled={this.state.disabled}>
-              <TestInput name="foo"/>
-            </Formsy.Form>);
-        }
-      });
-      var form = TestUtils.renderIntoDocument(
-        <TestForm/>
-      );
-
-      var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-      expect(input.isFormDisabled()).toBe(true);
-      form.enableForm();
-      setTimeout(function () {
-        expect(input.isFormDisabled()).toBe(false);
-        done();
-      }, 0);
-
-    });
-
-    it('should be possible to pass error state of elements by changing an errors attribute', function (done) {
-
-      var TestInput = React.createClass({
-        mixins: [Formsy.Mixin],
-        render: function () {
-          return <input/>;
-        }
-      });
-      var TestForm = React.createClass({
-        getInitialState: function () {
-          return {
-            validationErrors: {
-              foo: 'bar'
-            }
-          };
-        },
-        onChange: function (values) {
-          if (values.foo) {
-            this.setState({
-              validationErrors: {}
-            });
-          } else {
-            this.setState({
-              validationErrors: {foo: 'bar'}
-            });
-          }
-        },
-        render: function () {
-          return (
-            <Formsy.Form onChange={this.onChange} validationErrors={this.state.validationErrors}>
-              <TestInput name="foo"/>
-            </Formsy.Form>);
-        }
-      });
-      var form = TestUtils.renderIntoDocument(
-        <TestForm/>
-      );
-
-      // Wait for update
-      setTimeout(function () {
-        var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-        expect(input.getErrorMessage()).toBe('bar');
-        input.setValue('gotValue');
-
-        // Wait for update
-        setTimeout(function () {
-          expect(input.getErrorMessage()).toBe(null);
-          done();
-        }, 0);
-      }, 0);
-
-    });
-
-
-    it('should trigger an onValidSubmit when submitting a valid form', function () {
-
-        var isCalled = false;
-        var TestInput = React.createClass({
-          mixins: [Formsy.Mixin],
-          render: function () {
-            return <input/>;
-          }
-        });
-        var TestForm = React.createClass({
-          onValidSubmit: function () {
-            isCalled = true;
-          },
-          render: function () {
-            return (
-              <Formsy.Form onValidSubmit={this.onValidSubmit}>
-                <TestInput name="foo" validations="isEmail" value="foo@bar.com"/>
-              </Formsy.Form>);
-          }
-        });
-        var form = TestUtils.renderIntoDocument(
-          <TestForm/>
-        );
-
-        var TestForm = TestUtils.findRenderedComponentWithType(form, TestForm);
-        TestUtils.Simulate.submit(React.findDOMNode(TestForm));
-        expect(isCalled).toBe(true);
-
-    });
-
-    it('should trigger an onInvalidSubmit when submitting an invalid form', function () {
-
-        var isCalled = false;
-        var TestInput = React.createClass({
-          mixins: [Formsy.Mixin],
-          render: function () {
-            return <input/>;
-          }
-        });
-        var TestForm = React.createClass({
-          onInvalidSubmit: function () {
-            isCalled = true;
-          },
-          render: function () {
-            return (
-              <Formsy.Form onInvalidSubmit={this.onInvalidSubmit}>
-                <TestInput name="foo" validations="isEmail" value="foo@bar"/>
-              </Formsy.Form>);
-          }
-        });
-        var form = TestUtils.renderIntoDocument(
-          <TestForm/>
-        );
-
-        var TestForm = TestUtils.findRenderedComponentWithType(form, TestForm);
-        TestUtils.Simulate.submit(React.findDOMNode(TestForm));
-        expect(isCalled).toBe(true);
-
-    });
-
-  });
-
-  describe("value === false", function() {
-    var onSubmit;
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      getDefaultProps: function() {
-        return {
-          type: "text",
-        };
-      },
-      changeValue: function() {
-        this.setValue(e.target[this.props.type === "checkbox" ? "checked" : "value"]);
-      },
-      render: function () {
-        return <input type={ this.props.type } value={ this.getValue() } onChange={ this.changeValue }/>
-      }
-    });
-
-    var TestForm = React.createClass({
-      render: function () {
-        return (
-          <Formsy.Form onSubmit={ function(arg1) { onSubmit(arg1); } }>
-            <TestInput name="foo" value={ this.props.value } type="checkbox" />
-            <button type="submit">Save</button>
-          </Formsy.Form>
-        );
-      }
-    });
-
-    beforeEach(function() {
-      onSubmit = jasmine.createSpy("onSubmit");
-    });
-
-    it("should call onSubmit correctly", function() {
-      var form = TestUtils.renderIntoDocument(<TestForm value={ false }/>);
-      TestUtils.Simulate.submit(React.findDOMNode(form));
-      expect(onSubmit).toHaveBeenCalledWith({foo: false});
-    });
-
-    it("should allow dynamic changes to false", function() {
-      var form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
-      form.setProps({value: false});
-      TestUtils.Simulate.submit(React.findDOMNode(form));
-      expect(onSubmit).toHaveBeenCalledWith({foo: false});
-    });
-
-    it("should say the form is submitted", function() {
-      var form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
-      var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-      expect(input.isFormSubmitted()).toBe(false);
-      TestUtils.Simulate.submit(React.findDOMNode(form));
-      expect(input.isFormSubmitted()).toBe(true);
-    });
-
-    it("should be able to reset the form to its pristine state", function() {
-      var form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
-      var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-      var formsyForm = TestUtils.findRenderedComponentWithType(form, Formsy.Form);
-      expect(input.getValue()).toBe(true);
-      form.setProps({value: false});
-      expect(input.getValue()).toBe(false);
-      formsyForm.reset();
-      expect(input.getValue()).toBe(true);
-    });
-
-    it("should be able to reset the form using custom data", function() {
-      var form = TestUtils.renderIntoDocument(<TestForm value={ true }/>);
-      var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-      var formsyForm = TestUtils.findRenderedComponentWithType(form, Formsy.Form);
-      expect(input.getValue()).toBe(true);
-      form.setProps({value: false});
-      expect(input.getValue()).toBe(false);
-      formsyForm.reset({
-        foo: 'bar'
-      });
-      expect(input.getValue()).toBe('bar');
-    });
-
-  });
-
-  describe('.isChanged()', function() {
-    var onChange;
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      changeValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={ this.getValue() } onChange={ this.changeValue } />
-      }
-    });
-
-    var TestForm = React.createClass({
-      getDefaultProps: function() {
-        return {
-          inputs: [],
-        };
-      },
-      render: function () {
-        var builtInputs = [];
-        var inputs = this.props.inputs;
-        for (var i=0; i < inputs.length; i++) {
-          var input = inputs[i];
-          builtInputs.push(<TestInput { ...input } key={ input.name } />);
-        }
-        return <Formsy.Form ref='formsy' onChange={ onChange }>
-          { builtInputs }
-          { this.props.children }
-        </Formsy.Form>;
-      }
-    });
-
-    beforeEach(function() {
-      onChange = jasmine.createSpy("onChange");
-    });
-
-    it('initially returns false', function() {
-      var form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', value: 'foo'}] }/>);
-      expect(form.refs.formsy.isChanged()).toEqual(false);
-      expect(onChange).not.toHaveBeenCalled();
-    });
-
-    it('returns true when changed', function() {
-      var form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', value: 'foo'}] }/>);
-      var input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
-      TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
-      expect(form.refs.formsy.isChanged()).toEqual(true);
-      expect(onChange).toHaveBeenCalledWith({one: 'bar'}, true);
-    });
-
-    it('returns false if changes are undone', function() {
-      var form = TestUtils.renderIntoDocument(<TestForm inputs={ [{name: 'one', value: 'foo'}] }/>);
-      var input = TestUtils.findRenderedDOMComponentWithTag(form, 'input');
-      TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'bar'}});
-      expect(onChange).toHaveBeenCalledWith({one: 'bar'}, true);
-      TestUtils.Simulate.change(React.findDOMNode(input), {target: {value: 'foo'}});
-      expect(form.refs.formsy.isChanged()).toEqual(false);
-      expect(onChange).toHaveBeenCalledWith({one: 'foo'}, false);
-    });
-  });
-
-});
diff --git a/specs/Rules-equals-spec.js b/specs/Rules-equals-spec.js
new file mode 100644
index 00000000..10557749
--- /dev/null
+++ b/specs/Rules-equals-spec.js
@@ -0,0 +1,60 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: equals', function () {
+  let Input, isValid, form, input;
+
+  function pass(value) {
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(true);
+    } : () => expect(isValid).toBe(true);
+  }
+
+  function fail(value) {
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(false);
+    } : () => expect(isValid).toBe(false);
+  }
+
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
+        isValid = this.isValid();
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      }
+    });
+
+    form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" validations="equals:myValue"/>
+      </Formsy.Form>
+    );
+
+    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+
+  });
+
+  afterEach(() => {
+    Input = isValid = form = null;
+  });
+
+  it('should pass with a default value', pass());
+
+  it('should fail when the value is not equal', fail('foo'));
+
+  it('should pass when the value is equal', pass('myValue'));
+
+  it('should pass with an empty string', pass(''));
+
+  it('should pass with an undefined', pass(undefined));
+
+  it('should pass with a null', pass(null));
+
+  it('should fail with a number', fail(42));
+
+});
diff --git a/specs/Rules-equals-spec.jsx b/specs/Rules-equals-spec.jsx
deleted file mode 100644
index a689b169..00000000
--- a/specs/Rules-equals-spec.jsx
+++ /dev/null
@@ -1,62 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Rules: equals', function() {
-  var TestInput, isValid, form, input;
-
-  function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
-  }
-
-  function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
-  }
-
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-
-    form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" validations="equals:myValue"/>
-      </Formsy.Form>
-    );
-
-    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-
-  });
-
-  afterEach(function() {
-    TestInput = isValid = form = null;
-  });
-
-  it('should pass with a default value', pass());
-
-  it('should fail when the value is not equal', fail('foo'));
-
-  it('should pass when the value is equal', pass('myValue'));
-
-  it('should pass with an empty string', pass(''));
-
-  it('should pass with an undefined', pass(undefined));
-
-  it('should pass with a null', pass(null));
-
-  it('should fail with a number', fail(42));
-
-});
diff --git a/specs/Rules-isAlpha-spec.js b/specs/Rules-isAlpha-spec.js
new file mode 100644
index 00000000..5d795d76
--- /dev/null
+++ b/specs/Rules-isAlpha-spec.js
@@ -0,0 +1,60 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isAlpha', function () {
+  let Input, isValid, form, input;
+
+  function pass(value) {
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(true);
+    } : () => expect(isValid).toBe(true);
+  }
+
+  function fail(value) {
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(false);
+    } : () => expect(isValid).toBe(false);
+  }
+
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
+        isValid = this.isValid();
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      }
+    });
+
+    form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" validations="isAlpha"/>
+      </Formsy.Form>
+    );
+
+    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+
+  });
+
+  afterEach(() => {
+    Input = isValid = form = null;
+  });
+
+  it('should pass with a default value', pass());
+
+  it('should pass with a string is only latin letters', pass('myValue'));
+
+  it('should fail with a string with numbers', fail('myValue 42'));
+
+  it('should pass with an undefined', pass(undefined));
+
+  it('should pass with a null', pass(null));
+
+  it('should pass with an empty string', pass(''));
+
+  it('should fail with a number', fail(42));
+
+});
diff --git a/specs/Rules-isAlpha-spec.jsx b/specs/Rules-isAlpha-spec.jsx
deleted file mode 100644
index 60b7a5eb..00000000
--- a/specs/Rules-isAlpha-spec.jsx
+++ /dev/null
@@ -1,62 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Rules: isAlpha', function() {
-  var TestInput, isValid, form, input;
-
-  function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
-  }
-
-  function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
-  }
-
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-
-    form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" validations="isAlpha"/>
-      </Formsy.Form>
-    );
-
-    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-
-  });
-
-  afterEach(function() {
-    TestInput = isValid = form = null;
-  });
-
-  it('should pass with a default value', pass());
-
-  it('should pass with a string is only latin letters', pass('myValue'));
-
-  it('should fail with a string with numbers', fail('myValue 42'));
-
-  it('should pass with an undefined', pass(undefined));
-
-  it('should pass with a null', pass(null));
-
-  it('should pass with an empty string', pass(''));
-
-  it('should fail with a number', fail(42));
-
-});
diff --git a/specs/Rules-isEmail-spec.js b/specs/Rules-isEmail-spec.js
new file mode 100644
index 00000000..55b75888
--- /dev/null
+++ b/specs/Rules-isEmail-spec.js
@@ -0,0 +1,60 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isEmail', function () {
+  let Input, isValid, form, input;
+
+  function pass(value) {
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(true);
+    } : () => expect(isValid).toBe(true);
+  }
+
+  function fail(value) {
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(false);
+    } : () => expect(isValid).toBe(false);
+  }
+
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
+        isValid = this.isValid();
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      }
+    });
+
+    form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" value="foo" validations="isEmail"/>
+      </Formsy.Form>
+    );
+
+    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+
+  });
+
+  afterEach(() => {
+    Input = isValid = form = null;
+  });
+
+  it('should pass with a default value', pass());
+
+  it('should fail with "foo"', fail('foo'));
+
+  it('should pass with "foo@foo.com"', pass('foo@foo.com'));
+
+  it('should pass with an undefined', pass(undefined));
+
+  it('should pass with a null', pass(null));
+
+  it('should pass with an empty string', pass(''));
+
+  it('should fail with a number', fail(42));
+
+});
diff --git a/specs/Rules-isEmail-spec.jsx b/specs/Rules-isEmail-spec.jsx
deleted file mode 100644
index 29e5943f..00000000
--- a/specs/Rules-isEmail-spec.jsx
+++ /dev/null
@@ -1,62 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Rules: isEmail', function() {
-  var TestInput, isValid, form, input;
-
-  function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
-  }
-
-  function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
-  }
-
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-
-    form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" value="foo" validations="isEmail"/>
-      </Formsy.Form>
-    );
-
-    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-
-  });
-
-  afterEach(function() {
-    TestInput = isValid = form = null;
-  });
-
-  it('should pass with a default value', pass());
-
-  it('should fail with "foo"', fail('foo'));
-
-  it('should pass with "foo@foo.com"', pass('foo@foo.com'));
-
-  it('should pass with an undefined', pass(undefined));
-
-  it('should pass with a null', pass(null));
-
-  it('should pass with an empty string', pass(''));
-
-  it('should fail with a number', fail(42));
-
-});
diff --git a/specs/Rules-isEmptyString-spec.js b/specs/Rules-isEmptyString-spec.js
new file mode 100644
index 00000000..e68265a0
--- /dev/null
+++ b/specs/Rules-isEmptyString-spec.js
@@ -0,0 +1,60 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isEmptyString', function () {
+  let Input, isValid, form, input;
+
+  function pass(value) {
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(true);
+    } : () => expect(isValid).toBe(true);
+  }
+
+  function fail(value) {
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(false);
+    } : () => expect(isValid).toBe(false);
+  }
+
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
+        isValid = this.isValid();
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      }
+    });
+
+    form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" validations="isEmptyString"/>
+      </Formsy.Form>
+    );
+
+    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+
+  });
+
+  afterEach(() => {
+    Input = isValid = form = null;
+  });
+
+  it('should fail with a default value', fail());
+
+  it('should fail with non-empty string', fail('asd'));
+
+  it('should pass with an empty string', pass(''));
+
+  it('should fail with a undefined', fail(undefined));
+
+  it('should fail with a null', fail(null));
+
+  it('should fail with a number', fail(123));
+
+  it('should fail with a zero', fail(0));
+
+});
diff --git a/specs/Rules-isEmptyString-spec.jsx b/specs/Rules-isEmptyString-spec.jsx
deleted file mode 100644
index 7fdad833..00000000
--- a/specs/Rules-isEmptyString-spec.jsx
+++ /dev/null
@@ -1,62 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Rules: isEmptyString', function() {
-  var TestInput, isValid, form, input;
-
-  function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
-  }
-
-  function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
-  }
-
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-
-    form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" validations="isEmptyString"/>
-      </Formsy.Form>
-    );
-
-    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-
-  });
-
-  afterEach(function() {
-    TestInput = isValid = form = null;
-  });
-
-  it('should fail with a default value', fail());
-
-  it('should fail with non-empty string', fail('asd'));
-
-  it('should pass with an empty string', pass(''));
-
-  it('should fail with a undefined', fail(undefined));
-
-  it('should fail with a null', fail(null));
-
-  it('should fail with a number', fail(123));
-
-  it('should fail with a zero', fail(0));
-
-});
diff --git a/specs/Rules-isExisty-spec.js b/specs/Rules-isExisty-spec.js
new file mode 100644
index 00000000..25821fbe
--- /dev/null
+++ b/specs/Rules-isExisty-spec.js
@@ -0,0 +1,60 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isExisty', function () {
+  let Input, isValid, form, input;
+
+  function pass(value) {
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(true);
+    } : () => expect(isValid).toBe(true);
+  }
+
+  function fail(value) {
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(false);
+    } : () => expect(isValid).toBe(false);
+  }
+
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
+        isValid = this.isValid();
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      }
+    });
+
+    form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" validations="isExisty"/>
+      </Formsy.Form>
+    );
+
+    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+
+  });
+
+  afterEach(() => {
+    Input = isValid = form = null;
+  });
+
+  it('should fail with a default value', fail());
+
+  it('should pass with a string', pass('myValue'));
+
+  it('should pass with an empty string', pass(''));
+
+  it('should fail with an undefined', fail(undefined));
+
+  it('should fail with a null', fail(null));
+
+  it('should pass with a number', pass(42));
+
+  it('should pass with a zero', pass(0));
+
+});
diff --git a/specs/Rules-isExisty-spec.jsx b/specs/Rules-isExisty-spec.jsx
deleted file mode 100644
index e946b819..00000000
--- a/specs/Rules-isExisty-spec.jsx
+++ /dev/null
@@ -1,62 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Rules: isExisty', function() {
-  var TestInput, isValid, form, input;
-
-  function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
-  }
-
-  function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
-  }
-
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-
-    form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" validations="isExisty"/>
-      </Formsy.Form>
-    );
-
-    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-
-  });
-
-  afterEach(function() {
-    TestInput = isValid = form = null;
-  });
-
-  it('should fail with a default value', fail());
-
-  it('should pass with a string', pass('myValue'));
-
-  it('should pass with an empty string', pass(''));
-
-  it('should fail with an undefined', fail(undefined));
-
-  it('should fail with a null', fail(null));
-
-  it('should pass with a number', pass(42));
-
-  it('should pass with a zero', pass(0));
-
-});
diff --git a/specs/Rules-isLength-spec.jsx b/specs/Rules-isLength-spec.js
similarity index 57%
rename from specs/Rules-isLength-spec.jsx
rename to specs/Rules-isLength-spec.js
index 1e52cc3d..5f7e21c2 100644
--- a/specs/Rules-isLength-spec.jsx
+++ b/specs/Rules-isLength-spec.js
@@ -1,47 +1,45 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
 
-describe('Rules: isLength', function() {
-  var TestInput, isValid, form, input;
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isLength', function () {
+  let Input, isValid, form, input;
 
   function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
+    } : () => expect(isValid).toBe(true);
   }
 
   function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
+    } : () => expect(isValid).toBe(false);
   }
 
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
         isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
       }
     });
   });
 
-  afterEach(function() {
-    TestInput = isValid = form = null;
+  afterEach(() => {
+    Input = isValid = form = null;
   });
 
-  describe('isLength:3', function() {
+  describe('isLength:3', () => {
 
-    beforeEach(function() {
+    beforeEach(() => {
       form = TestUtils.renderIntoDocument(
         <Formsy.Form>
-          <TestInput name="foo" validations="isLength:3"/>
+          <Input name="foo" validations="isLength:3"/>
         </Formsy.Form>
       );
 
@@ -66,12 +64,12 @@ describe('Rules: isLength', function() {
 
   });
 
-  describe('isLength:0', function() {
+  describe('isLength:0', () => {
 
-    beforeEach(function() {
+    beforeEach(() => {
       form = TestUtils.renderIntoDocument(
         <Formsy.Form>
-          <TestInput name="foo" validations="isLength:0"/>
+          <Input name="foo" validations="isLength:0"/>
         </Formsy.Form>
       );
 
diff --git a/specs/Rules-isNumeric-spec.jsx b/specs/Rules-isNumeric-spec.js
similarity index 53%
rename from specs/Rules-isNumeric-spec.jsx
rename to specs/Rules-isNumeric-spec.js
index 94e21fd0..f7b19387 100644
--- a/specs/Rules-isNumeric-spec.jsx
+++ b/specs/Rules-isNumeric-spec.js
@@ -1,39 +1,37 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
 
-describe('Rules: isNumeric', function() {
-  var TestInput, isValid, form, input;
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isNumeric', function () {
+  let Input, isValid, form, input;
 
   function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
+    } : () => expect(isValid).toBe(true);
   }
 
   function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
+    } : () => expect(isValid).toBe(false);
   }
 
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
         isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
       }
     });
 
     form = TestUtils.renderIntoDocument(
       <Formsy.Form>
-        <TestInput name="foo" validations="isNumeric"/>
+        <Input name="foo" validations="isNumeric"/>
       </Formsy.Form>
     );
 
@@ -41,8 +39,8 @@ describe('Rules: isNumeric', function() {
 
   });
 
-  afterEach(function() {
-    TestInput = isValid = form = null;
+  afterEach(() => {
+    Input = isValid = form = null;
   });
 
   it('should pass with a default value', pass());
diff --git a/specs/Rules-isUrl-spec.js b/specs/Rules-isUrl-spec.js
new file mode 100644
index 00000000..97555122
--- /dev/null
+++ b/specs/Rules-isUrl-spec.js
@@ -0,0 +1,60 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isUrl', function () {
+  let Input, isValid, form, input;
+
+  function pass(value) {
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(true);
+    } : () => expect(isValid).toBe(true);
+  }
+
+  function fail(value) {
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(false);
+    } : () => expect(isValid).toBe(false);
+  }
+
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
+        isValid = this.isValid();
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      }
+    });
+
+    form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" value="foo" validations="isUrl"/>
+      </Formsy.Form>
+    );
+
+    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+
+  });
+
+  afterEach(() => {
+    Input = isValid = form = null;
+  });
+
+  it('should pass with a default value', pass());
+
+  it('should fail with "foo"', fail('foo'));
+
+  it('should pass with "https://www.google.com/"', pass('https://www.google.com/'));
+
+  it('should pass with an undefined', pass(undefined));
+
+  it('should pass with a null', pass(null));
+
+  it('should fail with a number', fail(42));
+
+  it('should pass with an empty string', pass(''));
+
+});
diff --git a/specs/Rules-isUrl-spec.jsx b/specs/Rules-isUrl-spec.jsx
deleted file mode 100644
index cabf8ac2..00000000
--- a/specs/Rules-isUrl-spec.jsx
+++ /dev/null
@@ -1,62 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Rules: isUrl', function() {
-  var TestInput, isValid, form, input;
-
-  function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
-  }
-
-  function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
-  }
-
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-
-    form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" value="foo" validations="isUrl"/>
-      </Formsy.Form>
-    );
-
-    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-
-  });
-
-  afterEach(function() {
-    TestInput = isValid = form = null;
-  });
-
-  it('should pass with a default value', pass());
-
-  it('should fail with "foo"', fail('foo'));
-
-  it('should pass with "https://www.google.com/"', pass('https://www.google.com/'));
-
-  it('should pass with an undefined', pass(undefined));
-
-  it('should pass with a null', pass(null));
-
-  it('should fail with a number', fail(42));
-
-  it('should pass with an empty string', pass(''));
-
-});
diff --git a/specs/Rules-isWords-spec.js b/specs/Rules-isWords-spec.js
new file mode 100644
index 00000000..fffd0803
--- /dev/null
+++ b/specs/Rules-isWords-spec.js
@@ -0,0 +1,60 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: isWords', function () {
+  let Input, isValid, form, input;
+
+  function pass(value) {
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(true);
+    } : () => expect(isValid).toBe(true);
+  }
+
+  function fail(value) {
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
+      expect(isValid).toBe(false);
+    } : () => expect(isValid).toBe(false);
+  }
+
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
+        isValid = this.isValid();
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      }
+    });
+
+    form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" validations="isWords"/>
+      </Formsy.Form>
+    );
+
+    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+
+  });
+
+  afterEach(() => {
+    Input = isValid = form = null;
+  });
+
+  it('should pass with a default value', pass());
+
+  it('should pass with a 1 word', pass('sup'));
+
+  it('should pass with 2 words', pass('sup dude'));
+
+  it('should fail with a string with numbers', fail('myValue 42'));
+
+  it('should pass with an undefined', pass(undefined));
+
+  it('should pass with a null', pass(null));
+
+  it('should fail with a number', fail(42));
+
+});
diff --git a/specs/Rules-isWords-spec.jsx b/specs/Rules-isWords-spec.jsx
deleted file mode 100644
index f7752f4c..00000000
--- a/specs/Rules-isWords-spec.jsx
+++ /dev/null
@@ -1,62 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Rules: isWords', function() {
-  var TestInput, isValid, form, input;
-
-  function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
-  }
-
-  function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
-      expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
-  }
-
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-
-    form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" validations="isWords"/>
-      </Formsy.Form>
-    );
-
-    input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-
-  });
-
-  afterEach(function() {
-    TestInput = isValid = form = null;
-  });
-
-  it('should pass with a default value', pass());
-
-  it('should pass with a 1 word', pass('sup'));
-
-  it('should pass with 2 words', pass('sup dude'));
-
-  it('should fail with a string with numbers', fail('myValue 42'));
-
-  it('should pass with an undefined', pass(undefined));
-
-  it('should pass with a null', pass(null));
-
-  it('should fail with a number', fail(42));
-
-});
diff --git a/specs/Rules-maxLength-spec.jsx b/specs/Rules-maxLength-spec.js
similarity index 50%
rename from specs/Rules-maxLength-spec.jsx
rename to specs/Rules-maxLength-spec.js
index 5c001031..727c8207 100644
--- a/specs/Rules-maxLength-spec.jsx
+++ b/specs/Rules-maxLength-spec.js
@@ -1,39 +1,37 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
 
-describe('Rules: maxLength', function() {
-  var TestInput, isValid, form, input;
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: maxLength', function () {
+  let Input, isValid, form, input;
 
   function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
+    } : () => expect(isValid).toBe(true);
   }
 
   function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
+    } : () => expect(isValid).toBe(false);
   }
 
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
         isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
       }
     });
 
     form = TestUtils.renderIntoDocument(
       <Formsy.Form>
-        <TestInput name="foo" validations="maxLength:3"/>
+        <Input name="foo" validations="maxLength:3"/>
       </Formsy.Form>
     );
 
@@ -41,8 +39,8 @@ describe('Rules: maxLength', function() {
 
   });
 
-  afterEach(function() {
-    TestInput = isValid = form = null;
+  afterEach(() => {
+    Input = isValid = form = null;
   });
 
   it('should pass with a default value', pass());
diff --git a/specs/Rules-minLength-spec.jsx b/specs/Rules-minLength-spec.js
similarity index 57%
rename from specs/Rules-minLength-spec.jsx
rename to specs/Rules-minLength-spec.js
index 57b77125..be9a4918 100644
--- a/specs/Rules-minLength-spec.jsx
+++ b/specs/Rules-minLength-spec.js
@@ -1,47 +1,45 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
 
-describe('Rules: minLength', function() {
-  var TestInput, isValid, form, input;
+import Formsy from './..';
+import { customizeInput } from './utils/TestInput';
+
+describe('Rules: minLength', function () {
+  let Input, isValid, form, input;
 
   function pass(value) {
-    return pass.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return pass.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(true);
-    } : function () { expect(isValid).toBe(true); };
+    } : () => expect(isValid).toBe(true);
   }
 
   function fail(value) {
-    return fail.length ? function () {
-      TestUtils.Simulate.change(input, {target: {value: value}});
+    return fail.length ? () => {
+      TestUtils.Simulate.change(input, {target: {value}});
       expect(isValid).toBe(false);
-    } : function () { expect(isValid).toBe(false); };
+    } : () => expect(isValid).toBe(false);
   }
 
-  beforeEach(function() {
-    TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
+  beforeEach(() => {
+    Input = customizeInput({
+      render() {
         isValid = this.isValid();
-        return <input value={this.getValue()} onChange={this.updateValue}/>
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
       }
     });
   });
 
-  afterEach(function() {
-    TestInput = isValid = form = null;
+  afterEach(() => {
+    Input = isValid = form = null;
   });
 
-  describe('minLength:3', function() {
+  describe('minLength:3', function () {
 
-    beforeEach(function() {
+    beforeEach(() => {
       form = TestUtils.renderIntoDocument(
         <Formsy.Form>
-          <TestInput name="foo" validations="minLength:3"/>
+          <Input name="foo" validations="minLength:3"/>
         </Formsy.Form>
       );
 
@@ -66,12 +64,12 @@ describe('Rules: minLength', function() {
 
   });
 
-  describe('minLength:0', function() {
+  describe('minLength:0', () => {
 
-    beforeEach(function() {
+    beforeEach(() => {
       form = TestUtils.renderIntoDocument(
         <Formsy.Form>
-          <TestInput name="foo" validations="minLength:0"/>
+          <Input name="foo" validations="minLength:0"/>
         </Formsy.Form>
       );
 
diff --git a/specs/Utils-spec.jsx b/specs/Utils-spec.js
similarity index 55%
rename from specs/Utils-spec.jsx
rename to specs/Utils-spec.js
index c32fa8cc..a113c1ed 100644
--- a/specs/Utils-spec.jsx
+++ b/specs/Utils-spec.js
@@ -1,15 +1,16 @@
-var utils = require('./../src/utils.js');
+import utils from './../src/utils.js';
 
-describe('Utils', function() {
+describe('Utils', function () {
 
-  it('should check equality of objects and arrays', function () {
-    var objA = { foo: 'bar' };
-    var objB = { foo: 'bar' };
-    var objC = [{ foo: ['bar'] }];
-    var objD = [{ foo: ['bar'] }];
-    var objE, objF;
-    var objG = null;
-    var objH = null;
+  it('should check equality of objects and arrays', () => {
+    const objA = { foo: 'bar' };
+    const objB = { foo: 'bar' };
+    const objC = [{ foo: ['bar'] }];
+    const objD = [{ foo: ['bar'] }];
+    const objE = undefined;
+    const objF = undefined;
+    const objG = null;
+    const objH = null;
 
     expect(utils.isSame(objA, objB)).toBe(true);
     expect(utils.isSame(objC, objD)).toBe(true);
diff --git a/specs/Validation-spec.js b/specs/Validation-spec.js
new file mode 100644
index 00000000..a0d4fccb
--- /dev/null
+++ b/specs/Validation-spec.js
@@ -0,0 +1,202 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+
+import Formsy from './..';
+import TestInput, { customizeInput } from './utils/TestInput';
+import immediate from './utils/immediate';
+
+describe('Validation', function () {
+
+  it('should reset only changed form element when external error is passed', function (done) {
+
+    const form = TestUtils.renderIntoDocument(
+      <Formsy.Form onSubmit={(model, reset, invalidate) => invalidate({ foo: 'bar', bar: 'foo' })}>
+        <TestInput name="foo"/>
+        <TestInput name="bar"/>
+      </Formsy.Form>
+    );
+
+    const input = TestUtils.scryRenderedDOMComponentsWithTag(form, 'INPUT')[0];
+    const inputComponents = TestUtils.scryRenderedComponentsWithType(form, TestInput);
+
+    form.submit();
+    expect(inputComponents[0].isValid()).toBe(false);
+    expect(inputComponents[1].isValid()).toBe(false);
+
+    TestUtils.Simulate.change(input, {target: {value: 'bar'}});
+    immediate(() => {
+      expect(inputComponents[0].isValid()).toBe(true);
+      expect(inputComponents[1].isValid()).toBe(false);
+      done();
+    });
+
+  });
+
+  it('should let normal validation take over when component with external error is changed', function (done) {
+
+    const form = TestUtils.renderIntoDocument(
+      <Formsy.Form onSubmit={(model, reset, invalidate) => invalidate({ foo: 'bar' })}>
+        <TestInput name="foo" validations="isEmail"/>
+      </Formsy.Form>
+    );
+
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    const inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
+
+    form.submit();
+    expect(inputComponent.isValid()).toBe(false);
+
+    TestUtils.Simulate.change(input, {target: {value: 'bar'}});
+    immediate(() => {
+      expect(inputComponent.getValue()).toBe('bar');
+      expect(inputComponent.isValid()).toBe(false);
+      done();
+    });
+
+  });
+
+  it('should trigger an onValid handler, if passed, when form is valid', function () {
+
+    const onValid = jasmine.createSpy('valid');
+    const onInvalid = jasmine.createSpy('invalid');
+
+    TestUtils.renderIntoDocument(
+      <Formsy.Form onValid={onValid} onInvalid={onInvalid}>
+        <TestInput name="foo" value="bar" required/>
+      </Formsy.Form>
+    );
+
+    expect(onValid).toHaveBeenCalled();
+    expect(onInvalid).not.toHaveBeenCalled();
+
+  });
+
+  it('should trigger an onInvalid handler, if passed, when form is invalid', function () {
+
+    const onValid = jasmine.createSpy('valid');
+    const onInvalid = jasmine.createSpy('invalid');
+
+    TestUtils.renderIntoDocument(
+      <Formsy.Form onValid={onValid} onInvalid={onInvalid}>
+        <TestInput name="foo" required />
+      </Formsy.Form>
+    );
+
+    expect(onValid).not.toHaveBeenCalled();
+    expect(onInvalid).toHaveBeenCalled();
+
+  });
+
+  it('should use provided validate function', function () {
+
+    const isValid = jasmine.createSpy('valid');
+
+    const Input = customizeInput({
+      render() {
+        if (this.isValid()) {
+          isValid();
+        }
+        return <input value={this.getValue()} onChange={this.updateValue}/>;
+      },
+      validate() {
+        return this.getValue() === 'checkValidity';
+      }
+    });
+
+    const form = TestUtils.renderIntoDocument(
+      <Formsy.Form>
+        <Input name="foo" value="checkInvalidity"/>
+      </Formsy.Form>
+    );
+
+    const input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
+    TestUtils.Simulate.change(input, {target: {value: 'checkValidity'}});
+    expect(isValid).toHaveBeenCalled();
+
+  });
+
+  it('should provide invalidate callback on onValiSubmit', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form onValidSubmit={(model, reset, invalidate) => invalidate({ foo: 'bar' })}>
+            <TestInput name="foo" value="foo"/>
+          </Formsy.Form>
+        );
+      }
+    });
+
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+
+    const formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
+    const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+    TestUtils.Simulate.submit(formEl);
+    expect(input.isValid()).toBe(false);
+
+  });
+
+  it('should provide invalidate callback on onInvalidSubmit', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form onInvalidSubmit={(model, reset, invalidate) => invalidate({ foo: 'bar' })}>
+            <TestInput name="foo" value="foo" validations="isEmail"/>
+          </Formsy.Form>
+        );
+      }
+    });
+
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+    const formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
+    const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+    TestUtils.Simulate.submit(formEl);
+    expect(input.getErrorMessage()).toBe('bar');
+
+  });
+
+
+  it('should not invalidate inputs on external errors with preventExternalInvalidation prop', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form
+            preventExternalInvalidation
+            onSubmit={(model, reset, invalidate) => invalidate({ foo: 'bar' })}>
+            <TestInput name="foo" value="foo"/>
+          </Formsy.Form>
+        );
+      }
+    });
+
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+    const formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
+    const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+    TestUtils.Simulate.submit(formEl);
+    expect(input.isValid()).toBe(true);
+
+  });
+
+  it('should invalidate inputs on external errors without preventExternalInvalidation prop', function () {
+
+    const TestForm = React.createClass({
+      render() {
+        return (
+          <Formsy.Form onSubmit={(model, reset, invalidate) => invalidate({ foo: 'bar' })}>
+            <TestInput name="foo" value="foo"/>
+          </Formsy.Form>
+        );
+      }
+    });
+
+    const form = TestUtils.renderIntoDocument(<TestForm/>);
+    const formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
+    const input = TestUtils.findRenderedComponentWithType(form, TestInput);
+    TestUtils.Simulate.submit(formEl);
+    expect(input.isValid()).toBe(false);
+
+  });
+
+});
diff --git a/specs/Validation-spec.jsx b/specs/Validation-spec.jsx
deleted file mode 100644
index fd6fabe2..00000000
--- a/specs/Validation-spec.jsx
+++ /dev/null
@@ -1,281 +0,0 @@
-var React = require('react/addons');
-var TestUtils = React.addons.TestUtils;
-var Formsy = require('./../src/main.js');
-
-describe('Validation', function() {
-
-  it('should reset only changed form element when external error is passed', function (done) {
-
-    var onSubmit = function (model, reset, invalidate) {
-      invalidate({
-        foo: 'bar',
-        bar: 'foo'
-      });
-    }
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form onSubmit={onSubmit}>
-        <TestInput name="foo"/>
-        <TestInput name="bar"/>
-      </Formsy.Form>
-    );
-
-    var input = TestUtils.scryRenderedDOMComponentsWithTag(form, 'INPUT')[0];
-    var inputComponents = TestUtils.scryRenderedComponentsWithType(form, TestInput);
-
-    form.submit();
-    expect(inputComponents[0].isValid()).toBe(false);
-    expect(inputComponents[1].isValid()).toBe(false);
-    TestUtils.Simulate.change(input, {target: {value: 'bar'}});
-    setTimeout(function () {
-      expect(inputComponents[0].isValid()).toBe(true);
-      expect(inputComponents[1].isValid()).toBe(false);
-      done();
-    }, 0);
-  });
-
-  it('should let normal validation take over when component with external error is changed', function (done) {
-
-    var onSubmit = function (model, reset, invalidate) {
-      invalidate({
-        foo: 'bar'
-      });
-    }
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form onSubmit={onSubmit}>
-        <TestInput name="foo" validations="isEmail"/>
-      </Formsy.Form>
-    );
-
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    var inputComponent = TestUtils.findRenderedComponentWithType(form, TestInput);
-
-    form.submit();
-    expect(inputComponent.isValid()).toBe(false);
-    TestUtils.Simulate.change(input, {target: {value: 'bar'}});
-    setTimeout(function () {
-      expect(inputComponent.getValue()).toBe('bar');
-      expect(inputComponent.isValid()).toBe(false);
-      done();
-    }, 0);
-  });
-
-  it('should trigger an onValid handler, if passed, when form is valid', function () {
-
-    var onValid = jasmine.createSpy('valid');
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form onValid={onValid}>
-        <TestInput name="foo" required/>
-      </Formsy.Form>
-    );
-
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input, {target: {value: 'foo'}});
-    expect(onValid).toHaveBeenCalled();
-
-  });
-
-  it('should trigger an onInvalid handler, if passed, when form is invalid', function () {
-
-    var onInvalid = jasmine.createSpy('invalid');
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form onValid={onInvalid}>
-        <TestInput name="foo" value="foo"/>
-      </Formsy.Form>
-    );
-
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input, {target: {value: ''}});
-    expect(onInvalid).toHaveBeenCalled();
-
-  });
-
-  it('should use provided validate function', function () {
-
-    var isValid = jasmine.createSpy('valid');
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      updateValue: function (event) {
-        this.setValue(event.target.value);
-      },
-      render: function () {
-        if (this.isValid()) {
-          isValid();
-        }
-        return <input value={this.getValue()} onChange={this.updateValue}/>
-      },
-      validate: function () {
-        return this.getValue() === "checkValidity";
-      }
-    });
-    var form = TestUtils.renderIntoDocument(
-      <Formsy.Form>
-        <TestInput name="foo" value="checkInvalidity"/>
-      </Formsy.Form>
-    );
-
-    var input = TestUtils.findRenderedDOMComponentWithTag(form, 'INPUT');
-    TestUtils.Simulate.change(input, {target: {value: 'checkValidity'}});
-    expect(isValid).toHaveBeenCalled();
-
-  });
-
-  it('should provide invalidate callback on onValiSubmit', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      invalidate: function (model, reset, invalidate) {
-        invalidate({
-          foo: 'bar'
-        });
-      },
-      render: function () {
-        return (
-          <Formsy.Form onValidSubmit={this.invalidate}>
-            <TestInput name="foo" value="foo"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-
-    var formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
-    var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-    TestUtils.Simulate.submit(formEl);
-    expect(input.isValid()).toBe(false);
-
-  });
-
-  it('should provide invalidate callback on onInvalidSubmit', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      invalidate: function (model, reset, invalidate) {
-        invalidate({
-          foo: 'bar'
-        });
-      },
-      render: function () {
-        return (
-          <Formsy.Form onInvalidSubmit={this.invalidate}>
-            <TestInput name="foo" value="foo" validations="isEmail"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-
-    var formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
-    var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-    TestUtils.Simulate.submit(formEl);
-    expect(input.getErrorMessage()).toBe('bar');
-
-  });
-
-
-  it('should not invalidate inputs on external errors with preventExternalInvalidation prop', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      invalidate: function (model, reset, invalidate) {
-        invalidate({
-          foo: 'bar'
-        });
-      },
-      render: function () {
-        return (
-          <Formsy.Form onSubmit={this.invalidate} preventExternalInvalidation>
-            <TestInput name="foo" value="foo"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-    var formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
-    var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-    TestUtils.Simulate.submit(formEl);
-    expect(input.isValid()).toBe(true);
-
-  });
-
-  it('should invalidate inputs on external errors without preventExternalInvalidation prop', function () {
-
-    var TestInput = React.createClass({
-      mixins: [Formsy.Mixin],
-      render: function () {
-        return <input/>
-      }
-    });
-    var TestForm = React.createClass({
-      invalidate: function (model, reset, invalidate) {
-        invalidate({
-          foo: 'bar'
-        });
-      },
-      render: function () {
-        return (
-          <Formsy.Form onSubmit={this.invalidate}>
-            <TestInput name="foo" value="foo"/>
-          </Formsy.Form>
-        );
-      }
-    });
-    var form = TestUtils.renderIntoDocument(<TestForm/>);
-    var formEl = TestUtils.findRenderedDOMComponentWithTag(form, 'form');
-    var input = TestUtils.findRenderedComponentWithType(form, TestInput);
-    TestUtils.Simulate.submit(formEl);
-    expect(input.isValid()).toBe(false);
-
-  });
-
-});
diff --git a/specs/utils/TestInput.js b/specs/utils/TestInput.js
new file mode 100644
index 00000000..8a917ae0
--- /dev/null
+++ b/specs/utils/TestInput.js
@@ -0,0 +1,22 @@
+import React from 'react';
+import Formsy from './../..';
+import assign from 'react/lib/Object.assign';
+
+const defaultProps = {
+  mixins: [Formsy.Mixin],
+  getDefaultProps() {
+    return { type: 'text' };
+  },
+  updateValue(event) {
+    this.setValue(event.target[this.props.type === 'checkbox' ? 'checked' : 'value']);
+  },
+  render() {
+    return <input type={this.props.type} value={this.getValue()} onChange={this.updateValue}/>;
+  }
+};
+
+export function customizeInput(props) {
+  return React.createClass(assign(defaultProps, props));
+}
+
+export default React.createClass(defaultProps);
diff --git a/specs/utils/immediate.js b/specs/utils/immediate.js
new file mode 100644
index 00000000..ed311ae3
--- /dev/null
+++ b/specs/utils/immediate.js
@@ -0,0 +1,3 @@
+export default function (fn) {
+  setTimeout(fn, 0);
+}
diff --git a/testrunner.js b/testrunner.js
index 48f42519..9801b914 100644
--- a/testrunner.js
+++ b/testrunner.js
@@ -10,16 +10,13 @@ global.navigator = global.window.navigator;
 
 var jasmineOptions = {
   specFolders: [path.resolve(__dirname, 'specs')],
-  //onComplete: onComplete,
   isVerbose: true,
   showColors: true,
   teamcity: false,
   useRequireJs: false,
-  regExpSpec: /spec\.jsx$/,
+  regExpSpec: /spec\.js$/,
   junitreport: true,
-  includeStackTrace: true,
-  //coffee: options.coffee,
-  //growl: options.growl
+  includeStackTrace: true
 };
 
 jasmine.executeSpecsInFolder(jasmineOptions);