Merge pull request #49 from fingerprintjs/tests/improve-coverage

Improve tests coverage

jest.config.js

@@ -4,7 +4,15 @@ module.exports = {
   testEnvironment: 'node',
   testRegex: '/proxy/.+test.tsx?$|/management/.+test.tsx?$',
   passWithNoTests: true,
-  collectCoverageFrom: ['./proxy/**/**.ts', '!**/index.ts', '!**/config.ts', './management/**/**.ts'],
+  collectCoverageFrom: [
+    './proxy/**/**.ts',
+    './management/**/**.ts',
+    '!**/index.ts',
+    '!**/errors/**',
+    '!**/config.ts',
+    '!**/env.ts',
+    '!**/handlers/**',
+  ],
   coverageReporters: ['lcov', 'json-summary', ['text', { file: 'coverage.txt', path: './' }]],
   transform: {
     '^.+\\.[tj]sx?$': [

proxy/customer-variables/selectors.test.ts

@@ -0,0 +1,33 @@
+import { CustomerVariables } from './CustomerVariables'
+import { EnvCustomerVariables } from './EnvCustomerVariables'
+import { getAgentDownloadUri, getResultUri, getStatusUri } from './selectors'
+import { CustomerVariableType } from './types'
+
+describe('customer variables selectors', () => {
+  describe('from env', () => {
+    const getHeaderCustomerVariables = (env: typeof process.env) =>
+      new CustomerVariables([new EnvCustomerVariables(env)])
+
+    test('with env variables', async () => {
+      const env = {
+        [CustomerVariableType.AgentDownloadPath]: 'greiodsfkljlds',
+        [CustomerVariableType.RoutePrefix]: 'eifjdsnmzxcn',
+        [CustomerVariableType.GetResultPath]: 'eiwflsdkadlsjdsa',
+      }
+
+      const customerVariables = getHeaderCustomerVariables(env)
+
+      expect(await getAgentDownloadUri(customerVariables)).toBe('eifjdsnmzxcn/greiodsfkljlds')
+      expect(await getResultUri(customerVariables)).toBe('eifjdsnmzxcn/eiwflsdkadlsjdsa')
+      expect(await getStatusUri(customerVariables)).toBe('eifjdsnmzxcn/status')
+    })
+
+    test('with empty env', async () => {
+      const customerVariables = getHeaderCustomerVariables({})
+
+      expect(await getAgentDownloadUri(customerVariables)).toBe('fpjs/agent')
+      expect(await getResultUri(customerVariables)).toBe('fpjs/resultId')
+      expect(await getStatusUri(customerVariables)).toBe('fpjs/status')
+    })
+  })
+})