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fix: Add more rn sdk unit tests. (#339)
* Added more coverage for rn sdk. * Added separate tsconfig.json for tests. * Improved jest config. * Removed release-as from release please config. --------- Co-authored-by: LaunchDarklyReleaseBot <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| import type { JestConfigWithTsJest } from 'ts-jest'; | ||
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| const jestConfig: JestConfigWithTsJest = { | ||
| preset: 'ts-jest', | ||
| testEnvironment: 'jsdom', | ||
| transform: { | ||
| '^.+\\.tsx?$': [ | ||
| 'ts-jest', | ||
| { | ||
| tsconfig: 'tsconfig.test.json', | ||
| }, | ||
| ], | ||
| }, | ||
| testPathIgnorePatterns: ['node_modules', 'example', 'dist'], | ||
| }; | ||
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| export default jestConfig; |
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97 changes: 97 additions & 0 deletions
97
packages/sdk/react-native/src/provider/LDProvider.test.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| import { render } from '@testing-library/react'; | ||
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| import type { LDContext, LDOptions } from '@launchdarkly/js-client-sdk-common'; | ||
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| import { useLDClient } from '../hooks'; | ||
| import ReactNativeLDClient from '../ReactNativeLDClient'; | ||
| import LDProvider from './LDProvider'; | ||
| import setupListeners from './setupListeners'; | ||
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| jest.mock('./setupListeners'); | ||
| jest.mock('../ReactNativeLDClient'); | ||
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| const TestApp = () => { | ||
| const ldClient = useLDClient(); | ||
| return ( | ||
| <> | ||
| <p>ldClient {ldClient ? 'defined' : 'undefined'}</p> | ||
| <p>mobileKey {ldClient.sdkKey ? ldClient.sdkKey : 'undefined'}</p> | ||
| <p>context {ldClient.getContext() ? 'defined' : 'undefined'}</p> | ||
| </> | ||
| ); | ||
| }; | ||
| describe('LDProvider', () => { | ||
| let ldc: ReactNativeLDClient; | ||
| let context: LDContext; | ||
| let mockSetupListeners = setupListeners as jest.Mock; | ||
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| beforeEach(() => { | ||
| jest.useFakeTimers(); | ||
| (ReactNativeLDClient as jest.Mock).mockImplementation( | ||
| (mobileKey: string, _options?: LDOptions) => { | ||
| let context: LDContext; | ||
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| return { | ||
| sdkKey: mobileKey, | ||
| identify: jest.fn((c: LDContext) => { | ||
| context = c; | ||
| return Promise.resolve(); | ||
| }), | ||
| getContext: jest.fn(() => context), | ||
| on: jest.fn(), | ||
| logger: { | ||
| debug: jest.fn(), | ||
| }, | ||
| }; | ||
| }, | ||
| ); | ||
| mockSetupListeners.mockImplementation((client: ReactNativeLDClient, setState: any) => { | ||
| setState({ client }); | ||
| }); | ||
| ldc = new ReactNativeLDClient('mobile-key'); | ||
| context = { kind: 'user', key: 'test-user-key-1' }; | ||
| }); | ||
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| afterEach(() => { | ||
| jest.resetAllMocks(); | ||
| }); | ||
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| test('client is correctly set', () => { | ||
| const { getByText } = render( | ||
| <LDProvider client={ldc}> | ||
| <TestApp /> | ||
| </LDProvider>, | ||
| ); | ||
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| expect(getByText(/ldclient defined/i)).toBeTruthy(); | ||
| expect(getByText(/mobilekey mobile-key/i)).toBeTruthy(); | ||
| expect(getByText(/context undefined/i)).toBeTruthy(); | ||
| }); | ||
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| test('specified context is identified', async () => { | ||
| const { getByText } = render( | ||
| <LDProvider client={ldc} context={context}> | ||
| <TestApp /> | ||
| </LDProvider>, | ||
| ); | ||
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| expect(mockSetupListeners).toHaveBeenCalledWith(ldc, expect.any(Function)); | ||
| expect(ldc.identify).toHaveBeenCalledWith(context); | ||
| expect(ldc.getContext()).toEqual(context); | ||
| expect(getByText(/context defined/i)).toBeTruthy(); | ||
| }); | ||
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| test('identify errors are caught', async () => { | ||
| (ldc.identify as jest.Mock).mockImplementation(() => { | ||
| return Promise.reject('faking error when identifying'); | ||
| }); | ||
| const { getByText } = render( | ||
| <LDProvider client={ldc} context={context}> | ||
| <TestApp /> | ||
| </LDProvider>, | ||
| ); | ||
| await jest.runAllTimersAsync(); | ||
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| expect(ldc.logger.debug).toHaveBeenCalledWith(expect.stringMatching(/identify error/)); | ||
| }); | ||
| }); |
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32 changes: 32 additions & 0 deletions
32
packages/sdk/react-native/src/provider/setupListeners.test.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| import ReactNativeLDClient from '../ReactNativeLDClient'; | ||
| import setupListeners from './setupListeners'; | ||
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| import resetAllMocks = jest.resetAllMocks; | ||
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| jest.mock('../ReactNativeLDClient'); | ||
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| describe('setupListeners', () => { | ||
| let ldc: ReactNativeLDClient; | ||
| let mockSetState: jest.Mock; | ||
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| beforeEach(() => { | ||
| mockSetState = jest.fn(); | ||
| ldc = new ReactNativeLDClient('mob-test-key'); | ||
| }); | ||
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| afterEach(() => resetAllMocks()); | ||
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| test('change listener is setup', () => { | ||
| setupListeners(ldc, mockSetState); | ||
| expect(ldc.on).toHaveBeenCalledWith('change', expect.any(Function)); | ||
| }); | ||
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| test('client is set on change event', () => { | ||
| setupListeners(ldc, mockSetState); | ||
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| const changeHandler = (ldc.on as jest.Mock).mock.calls[0][1]; | ||
| changeHandler(); | ||
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| expect(mockSetState).toHaveBeenCalledWith({ client: ldc }); | ||
| }); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| { | ||
| "compilerOptions": { | ||
| "esModuleInterop": true, | ||
| "jsx": "react-jsx", | ||
| "lib": ["es6", "dom"], | ||
| "module": "ES6", | ||
| "moduleResolution": "node", | ||
| "resolveJsonModule": true, | ||
| "rootDir": ".", | ||
| "strict": true, | ||
| "types": ["jest", "node"] | ||
| }, | ||
| "exclude": ["dist", "node_modules", "__tests__", "example"] | ||
| } |
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