diff --git a/src/users/UserPage.test.jsx b/src/users/UserPage.test.jsx
index c51a0c39c..af1df399f 100644
--- a/src/users/UserPage.test.jsx
+++ b/src/users/UserPage.test.jsx
@@ -54,6 +54,17 @@ describe('User Page', () => {
         throw error;
       });
     };
+    it('when user identifier is empty', () => {
+      const emptyUsername = '';
+      location.search = `?username=${emptyUsername}`;
+      const wrapper = mount(<UserPageWrapper location={location} />);
+
+      const searchInput = wrapper.find('input[name="userIdentifier"]');
+      const alert = wrapper.find('.alert');
+
+      expect(searchInput).toHaveLength(1);
+      expect(alert).toHaveLength(0);
+    });
     it('when user identifier is invalid', () => {
       const invalidUsername = 'invalid username';
       location.search = `?username=${invalidUsername}`;
@@ -81,6 +92,7 @@ describe('User Page', () => {
 
       const alert = wrapper.find('.alert');
       expect(alert).toHaveLength(1);
+      expect(document.title).toEqual('Support Tools | edX');
       expect(alert.text()).toEqual(expectedAlert);
     });
     it('when user email is not found', async () => {
diff --git a/src/users/enrollments/EnrollmentForm.test.jsx b/src/users/enrollments/EnrollmentForm.test.jsx
index df5015945..9bf615728 100644
--- a/src/users/enrollments/EnrollmentForm.test.jsx
+++ b/src/users/enrollments/EnrollmentForm.test.jsx
@@ -39,6 +39,8 @@ describe('Enrollment Change form', () => {
       const apiMock = jest.spyOn(api, 'postEnrollmentChange').mockImplementationOnce(() => Promise.resolve({}));
       expect(apiMock).toHaveBeenCalledTimes(0);
 
+      wrapper.find('select#reason').simulate('change', { target: { value: 'Other' } });
+      wrapper.find('select#mode').simulate('change', { target: { value: 'verified' } });
       wrapper.find('textarea#comments').simulate('change', { target: { value: 'test mode change' } });
       wrapper.find('button.btn-primary').simulate('click');
       expect(apiMock).toHaveBeenCalledTimes(1);
diff --git a/src/users/enrollments/Enrollments.test.jsx b/src/users/enrollments/Enrollments.test.jsx
index 7bd688f14..68421d317 100644
--- a/src/users/enrollments/Enrollments.test.jsx
+++ b/src/users/enrollments/Enrollments.test.jsx
@@ -63,4 +63,17 @@ describe('Course Enrollments Listing', () => {
       expect(sortButton.disabled).toBeFalsy();
     });
   });
+
+  it('Sorting Columns Button work correctly', () => {
+    const dataTable = wrapper.find('table.table');
+    const tableHeaders = dataTable.find('thead tr th');
+
+    tableHeaders.forEach(header => {
+      const sortButton = header.find('button.btn-header');
+      sortButton.simulate('click');
+      expect(wrapper.find('svg.fa-sort-down')).toHaveLength(1);
+      sortButton.simulate('click');
+      expect(wrapper.find('svg.fa-sort-up')).toHaveLength(1);
+    });
+  });
 });
diff --git a/src/users/entitlements/CreateEntitlementForm.test.jsx b/src/users/entitlements/CreateEntitlementForm.test.jsx
index cdb034b29..97dd3859c 100644
--- a/src/users/entitlements/CreateEntitlementForm.test.jsx
+++ b/src/users/entitlements/CreateEntitlementForm.test.jsx
@@ -43,6 +43,8 @@ describe('Create Entitlement Form', () => {
       const apiMock = jest.spyOn(api, 'postEntitlement').mockImplementationOnce(() => Promise.resolve({}));
       expect(apiMock).toHaveBeenCalledTimes(0);
 
+      wrapper.find('input#courseUuid').simulate('change', { target: { value: 'b4f19c72-784d-4110-a3ba-318666a7db1a' } });
+      wrapper.find('select#mode').simulate('change', { target: { value: 'professional' } });
       wrapper.find('textarea#comments').simulate('change', { target: { value: 'creating new entitlement' } });
       const submitButton = wrapper.find('button.btn-primary');
       expect(submitButton.prop('disabled')).toBeFalsy();
diff --git a/src/users/entitlements/Entitlements.test.jsx b/src/users/entitlements/Entitlements.test.jsx
index 58c8484d9..48bd11ccb 100644
--- a/src/users/entitlements/Entitlements.test.jsx
+++ b/src/users/entitlements/Entitlements.test.jsx
@@ -48,6 +48,28 @@ describe('Entitlements Listing', () => {
     expect(collapsible.text()).toEqual('Entitlements (0)');
   });
 
+  it('Sorting Columns Button Enabled by default', () => {
+    const dataTable = wrapper.find('table.table');
+    const tableHeaders = dataTable.find('thead tr th');
+
+    tableHeaders.forEach(header => {
+      const sortButton = header.find('button.btn-header');
+      expect(sortButton.disabled).toBeFalsy();
+    });
+  });
+
+  it('Sorting Columns Button work correctly', () => {
+    const dataTable = wrapper.find('table.table').hostNodes();
+    const sortButtons = dataTable.find('thead tr th button.btn-header');
+
+    sortButtons.forEach(sortButton => {
+      sortButton.simulate('click');
+      expect(wrapper.find('svg.fa-sort-down')).toHaveLength(1);
+      sortButton.simulate('click');
+      expect(wrapper.find('svg.fa-sort-up')).toHaveLength(1);
+    });
+  });
+
   it('Support Details data', () => {
     wrapper = mount(<EntitlementsPageWrapper {...entitlementsData} />);
     const tableRowsLengths = [2, 0];
diff --git a/src/users/licenses/Licenses.jsx b/src/users/licenses/Licenses.jsx
index 8b6b23cb6..2f7493137 100644
--- a/src/users/licenses/Licenses.jsx
+++ b/src/users/licenses/Licenses.jsx
@@ -114,7 +114,6 @@ export default function Licenses({
           )}
           columns={columns}
           tableSortable
-          defaultSortedColumn="status"
           defaultSortDirection="desc"
         />
       </Collapsible>
diff --git a/src/users/licenses/Licenses.test.jsx b/src/users/licenses/Licenses.test.jsx
index b0695cd3c..767291325 100644
--- a/src/users/licenses/Licenses.test.jsx
+++ b/src/users/licenses/Licenses.test.jsx
@@ -40,6 +40,19 @@ describe('User Licenses Listing', () => {
     });
   });
 
+  it('Sorting Columns Button work correctly', () => {
+    const dataTable = wrapper.find('table.table');
+    const tableHeaders = dataTable.find('thead tr th');
+
+    tableHeaders.forEach(header => {
+      const sortButton = header.find('button.btn-header');
+      sortButton.simulate('click');
+      expect(wrapper.find('svg.fa-sort-down')).toHaveLength(1);
+      sortButton.simulate('click');
+      expect(wrapper.find('svg.fa-sort-up')).toHaveLength(1);
+    });
+  });
+
   it('Table Header Lenght', () => {
     const dataTable = wrapper.find('table.table');
     const tableHeaders = dataTable.find('thead tr th');
diff --git a/src/utils/index.test.js b/src/utils/index.test.js
index 5b57ab7f7..8ccb208e2 100644
--- a/src/utils/index.test.js
+++ b/src/utils/index.test.js
@@ -1,4 +1,6 @@
-import { isEmail, isValidUsername, formatDate } from './index';
+import {
+  isEmail, isValidUsername, formatDate, sort,
+} from './index';
 
 describe('Test Utils', () => {
   describe('test user identifier', () => {
@@ -43,4 +45,29 @@ describe('Test Utils', () => {
       expect(formatDate()).toEqual('N/A');
     });
   });
+
+  describe('Sort', () => {
+    const sortDict1 = {
+      name: 'string',
+      id: { value: 1 },
+      list: ['array value 1', 'array value 2'],
+    };
+    const sortDict2 = {
+      name: 'string2',
+      id: { value: 2 },
+      list: ['array value 3', 'array value 4'],
+    };
+    it('sorts in ascending order', () => {
+      expect(sort(sortDict1, sortDict2, 'id', 'asc')).toEqual(-1);
+      expect(sort(sortDict2, sortDict1, 'id', 'asc')).toEqual(1);
+    });
+    it('sorts in descending order', () => {
+      expect(sort(sortDict1, sortDict2, 'id', 'desc')).toEqual(1);
+      expect(sort(sortDict2, sortDict1, 'id', 'desc')).toEqual(-1);
+    });
+    it('when the values are equal', () => {
+      expect(sort(sortDict1, sortDict1, 'id', 'asc')).toEqual(0);
+      expect(sort(sortDict1, sortDict1, 'id', 'asc')).toEqual(0);
+    });
+  });
 });