Testing (Unit, Component & E2E)

122 lessons in React Native

• Testing Navigation-Dependent ComponentsSlides / Video
• Asserting Element PresenceCode Quiz
• Rendering With a Context ProviderCode Quiz
• Detox waitFor SynchronizationCode Quiz
• Mocking Network Requests in TestsSlides / Video
• Testing Async Code with async/awaitCode Quiz
• Accessibility Queries getByRoleCode Quiz
• getBy vs queryBy vs findByCode Quiz
• Querying by testID with getByTestIdCode Quiz
• Querying by Text with getByTextCode Quiz
• Rendering with RNTL renderCode Quiz
• Faking Timers with jest.useFakeTimersCode Quiz
• Spying with jest.spyOnCode Quiz
• Simulating User Events with fireEventSlides / Video
• Using testID for Element SelectionSlides / Video
• Querying Elements in TestsSlides / Video
• Rendering Components with render()Slides / Video
• React Native Testing Library OverviewSlides / Video
• Mocking Native Modules & TimersSlides / Video
• Mocking Functions with jest.fn & SpiesSlides / Video
• Mocking Modules with jest.mockSlides / Video
• Setup & Teardown: beforeEach, afterEachSlides / Video
• Common Jest MatchersSlides / Video
• Test Structure: describe, it, expectSlides / Video
• Broken describe Block SyntaxCode Quiz
• Over-Mocking the react-native ModuleCode Quiz
• Matcher Not Actually InvokedCode Quiz
• Jest Preset for React NativeCode Quiz
• jest.fn Missing ParenthesesCode Quiz
• Comparing Objects with toBeCode Quiz
• jest.mock Factory Returns NothingCode Quiz
• Wrong Setup Hook for ResetCode Quiz
• Unit Testing Functions & UtilitiesSlides / Video
• Simulators vs Real DevicesFlashcard
• Configuring Jest for React NativeSlides / Video
• Jest as the Default Test RunnerSlides / Video
• Testing Pyramid: Unit, Component, E2ESlides / Video
• What & What Not to TestSlides / Video
• Running Tests in CI/CD PipelinesSlides / Video
• Test Coverage Reports & ThresholdsSlides / Video
• Writing E2E Test Flows on DeviceSlides / Video
• Maestro as an E2E Testing AlternativeSlides / Video
• Enabling Jest Coverage ReportsCode Quiz
• Mocking Fetch in a TestCode Quiz
• Cleaning Up Between TestsCode Quiz
• Detox Test Structure BasicsCode Quiz
• Detox Tap and Type ActionsCode Quiz
• Mocking Navigation PropCode Quiz
• Detox Visibility ExpectationCode Quiz
• Detox for End-to-End TestingSlides / Video
• Waiting for Async UICode Quiz
• Testing a Custom HookCode Quiz
• Verifying a Callback PropCode Quiz
• Wrapping State Updates in actCode Quiz
• Snapshot Testing a ComponentCode Quiz
• Firing a Press EventCode Quiz
• Simulating Text InputCode Quiz
• Testing Components with ProvidersSlides / Video
• Faking TimersQuiz
• Maestro E2E FlowsQuiz
• Mocking Modules with jest.mockQuiz
• Jest Config for React NativeQuiz
• Testing Pyramid StrategyQuiz
• Running Tests in CIQuiz
• Handling act() WarningsQuiz
• Unit Testing Pure FunctionsQuiz
• Querying by testID and TextQuiz
• Mocking Native ModulesQuiz
• Testing with NavigationQuiz
• Setup and Teardown HooksQuiz
• Test Structure BasicsQuiz
• Testing State ChangesQuiz
• Mocking fetch RequestsQuiz
• jest.fn vs jest.spyOnQuiz
• Rendering with render()Quiz
• Detox Matchers and ActionsQuiz
• Testing with Context ProvidersQuiz
• Snapshot Testing Trade-offsQuiz
• Testing Props and Conditional RenderingQuiz
• Testing Custom HooksQuiz
• Detox SynchronizationQuiz
• Coverage ThresholdsQuiz
• Simulating Events with fireEventQuiz
• Async Queries and waitForQuiz
• Common Jest MatchersQuiz
• Detox E2E FundamentalsQuiz
• Snapshot Testing ComponentsSlides / Video
• Testing Hooks with renderHookSlides / Video
• Asserting Component OutputSlides / Video
• Running Tests in CI/CDFlashcard
• Structuring Tests with describe and itFlashcard
• Configuring the react-native PresetFlashcard
• Debugging Failing TestsFlashcard
• Jest as the Default Test RunnerFlashcard
• Unit Testing Pure FunctionsFlashcard
• Mocking Navigation in TestsFlashcard
• The Testing PyramidFlashcard
• Writing E2E Test FlowsFlashcard
• Spying with jest.spyOnFlashcard
• Providing Context and Store WrappersFlashcard
• Updating Stale SnapshotsFlashcard
• Snapshot Testing ComponentsFlashcard
• Using testID for SelectionFlashcard
• Jest Matchers and expectFlashcard
• Querying Elements in RNTLFlashcard
• Mocking Native Modules and AsyncStorageFlashcard
• Maestro for E2E Flow TestingFlashcard
• Testing Hooks with renderHookFlashcard
• Simulating Events with fireEventFlashcard
• Test Coverage ReportingFlashcard
• Mocking Timers with useFakeTimersFlashcard
• Testing Async UI with waitForFlashcard
• Mocking with jest.mock and jest.fnFlashcard
• React Native Testing Library PhilosophyFlashcard
• Rendering Components with render()Flashcard
• Detox for End-to-End TestingFlashcard
• Simulators/Emulators vs Real DevicesFlashcard
• Wrapping Updates in act()Flashcard
• Setup and Teardown HooksFlashcard
• Appium as an E2E AlternativeFlashcard
• Mocking Network CallsFlashcard
• Testing Async UI with waitFor & findBySlides / Video