added one test

Author: Jagaskak

__tests__/frontend/HomeContainer-test.js

@@ -0,0 +1,57 @@
+import axios from 'axios'
+import React from 'react'
+import MockAdapter from 'axios-mock-adapter'
+import { render } from '@testing-library/react-native'
+import { setUserData } from '../../src/api/auth'
+import { ENDPOINTS as UNI_ENDPOINTS } from '../../src/api/universities'
+import { ENDPOINTS as OFFER_ENDPOINTS } from '../../src/api/offerings'
+import { format } from '../../src/utils/string'
+
+import { HTTP_STATUS_CODES } from '../../src/api'
+import { UNIVERSITY_RESPONSE } from '../mock_responses/mock-university-response'
+import Home from '../../src/containers/HomeContainer/Home'
+import { OFFERINGS_RESPONSE_1 } from '../mock_responses/mock-offerings-response'
+
+// const assertNoButtonsRendered = async () => {
+//   const { queryAllByA11yRole } = render(<UniversityListContainer />)
+//   const universityList = await waitFor(() => queryAllByA11yRole('button'))
+//   expect(universityList.length).toBe(0)
+// }
+
+const mock = new MockAdapter(axios)
+describe('Check universities rendering', () => {
+  const USER_DATA = {
+    authToken: 'A',
+    universityId: '1001',
+    userId: 'test user',
+    emaildId: '[email protected]',
+  }
+
+  const offeringId = 'ac5b1727-629c-443b-8c1a-cc1bd541af6a'
+
+  afterEach(() => {
+    mock.reset()
+  })
+
+  test('Check that components render', async () => {
+    const mockNavigator = { push: jest.fn() }
+
+    mock.onGet(`${UNI_ENDPOINTS.UNIVERSITIES}`).reply(HTTP_STATUS_CODES.OK, UNIVERSITY_RESPONSE)
+    mock
+      .onGet(`${OFFER_ENDPOINTS.OFFERINGBYSTUDENT}`)
+      .reply(HTTP_STATUS_CODES.OK, OFFERINGS_RESPONSE_1)
+    mock
+      .onGet(`${format(OFFER_ENDPOINTS.OFFERING, offeringId)}`)
+      .reply(HTTP_STATUS_CODES.OK, OFFERINGS_RESPONSE_1)
+
+    setUserData(USER_DATA)
+
+    const { getByTestId } = render(<Home navigation={mockNavigator} />)
+
+    const picker = await getByTestId('picker')
+    expect(picker).not.toBe(null)
+
+    const courseList = await getByTestId('courseList')
+    expect(courseList).not.toBe(null)
+  })
+})

src/containers/HomeContainer/Home.js

@@ -15,7 +15,7 @@ import styles from './Home.style'
  */
 const Home = ({ navigation }) => {
   const currentUser = getCurrentAuthenticatedUser()
-  var universityId = currentUser.universityId
+  let universityId = currentUser.universityId
 
   /**
    * Helper function to filter courses by university id
@@ -88,7 +88,7 @@ const Home = ({ navigation }) => {
     }, [setAllUniversities])
 
     const universityItems = universities.map((uni) => {
-      return <Picker.Item accessibilityRole="button" key={uni.id} value={uni.id} label={uni.name} />
+      return <Picker.Item key={uni.id} value={uni.id} label={uni.name} />
     })
 
     const [university, setUniversity] = useState(universityId)
@@ -108,6 +108,7 @@ const Home = ({ navigation }) => {
 
     return (
       <Picker
+        testID="picker"
         style={{ flex: 0, width: '100%' }}
         selectedValue={university}
         onValueChange={(newUniversityId) => onUniversitySelected(newUniversityId)}
@@ -125,6 +126,7 @@ const Home = ({ navigation }) => {
 
     return (
       <FlatList
+        testID="courseList"
         keyExtractor={(idxCourses, index) => index.toString()}
         data={courses}
         renderItem={renderCourseItem}