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End To End Tester

Runnable samples

Every article here has a sample you can run. They are working tests rather than fragments — 83 of the 87 run in CI on every push, and the four that do not need hardware a Linux runner does not have.

From 8exgh/endtoendtester-samples · manifest generated 19 September 2026

Current state of every suite

  • browser-tools workflow status
  • browser workflow status
  • dotnet workflow status
  • flutter-angular-pipelines workflow status
  • java workflow status
  • other-languages workflow status
  • quality-and-infra workflow status
  • typescript workflow status

Levels of Testing

ArticleSampleLanguageLast run
The Testing Pyramidtypescript/src/testing-levels/testing-pyramidTypeScripttypescript
Unit Testingtypescript/src/testing-levels/unit-testingTypeScripttypescript
Unit Testing with Mockstypescript/src/testing-levels/unit-testing-with-mocksTypeScripttypescript
Unit Testing without Mockstypescript/src/testing-levels/unit-testing-without-mocksTypeScripttypescript
Test Doublestypescript/src/testing-levels/test-doublesTypeScripttypescript
Integration Testingtypescript/src/testing-levels/integration-testingTypeScripttypescript
Integration Testing with Stubstypescript/src/testing-levels/integration-testing-with-stubsTypeScripttypescript
Contract Testingjava/src/test/java/testinglevels/contracttestingJavajava
Component Testingdotnet/Tests.Component/testing-levels/component-testingC# (WebApplicationFactory)dotnet
Component Testingtypescript/src/testing-levels/component-testingTypeScripttypescript
End-to-End Testingbrowser/tests/testing-levels/end-to-end-testingTypeScript (Playwright)browser

Practices & Patterns

ArticleSampleLanguageLast run
Arrange-Act-Asserttypescript/src/practices/arrange-act-assertTypeScripttypescript
Given-When-Thencucumber/featuresGherkinother-languages
Naming and Structuring Teststypescript/src/practices/test-namingTypeScripttypescript
Test-Driven Developmenttypescript/src/practices/test-driven-developmentTypeScripttypescript
Behaviour-Driven Developmentcucumber/featuresGherkinother-languages
The Page Object Modelbrowser/tests/practices/page-object-modelTypeScript (Playwright)browser
The Screenplay Patterntypescript/src/practices/screenplay-patternTypeScripttypescript
Dependency Injection for Testabilitydotnet/Tests.XUnit/practices/dependency-injectionC# (TimeProvider)dotnet
Dependency Injection for Testabilitytypescript/src/practices/dependency-injectionTypeScripttypescript
Writing Testable Codetypescript/src/practices/writing-testable-codeTypeScripttypescript
Test Data Managementpython/tests/practices/test-data-managementPythonother-languages
Test Data Managementtypescript/src/practices/test-data-managementTypeScripttypescript
Running Tests in Paralleltypescript/src/practices/parallel-test-executionTypeScripttypescript
Flaky Teststypescript/src/practices/flaky-testsTypeScripttypescript

Tools & Frameworks

ArticleSampleLanguageLast run
Playwrightbrowser/tests/tools/playwrightTypeScript (Playwright)browser
Selenium WebDriverselenium/tests/tools/selenium-webdriverJavaScript (Selenium)browser-tools
Cypresscypress-samples/cypress/e2e/tools/cypressJavaScript (Cypress)browser-tools
Jesttypescript/src/tools/jestTypeScripttypescript
Jest Mockingtypescript/src/tools/jest-mockingTypeScripttypescript
Vitestvitest/src/tools/vitestTypeScript (Vitest)browser-tools
xUnit.netdotnet/Tests.XUnit/tools/xunitC#dotnet
NUnitdotnet/Tests.NUnit/tools/nunitC#dotnet
MSTestdotnet/Tests.MSTest/tools/mstestC#dotnet
JUnit 5java/src/test/java/tools/junitJavajava
pytestpython/tests/tools/pytestPythonother-languages
RSpecruby/spec/tools/rspecRubyother-languages
Mocking Frameworksdotnet/Tests.XUnit/tools/mocking-frameworksC# (NSubstitute)dotnet
Mocking Frameworkstypescript/src/tools/mocking-frameworksTypeScripttypescript
Moqdotnet/Tests.XUnit/tools/moqC#dotnet
Testcontainerstypescript/src/tools/testcontainersTypeScripttypescript
WireMockjava/src/test/java/tools/wiremockJavajava
Appiumreference/tools/appiumreference onlyreference only

UI Framework Testing

ArticleSampleLanguageLast run
DOM Testingtypescript/src/web-frameworks/dom-testingTypeScripttypescript
Testing Librarytypescript/src/web-frameworks/testing-libraryTypeScripttypescript
Testing Reacttypescript/src/web-frameworks/react-testingTypeScripttypescript
Testing Angularangular/src/web-frameworks/angular-testingTypeScript (Angular)flutter-angular-pipelines
Testing Vue.jsvitest/src/web-frameworks/vuejs-testingTypeScript (Vitest)browser-tools
Testing Knockout.jstypescript/src/web-frameworks/knockoutjs-testingTypeScripttypescript
Snapshot Testingtypescript/src/web-frameworks/snapshot-testingTypeScripttypescript

Platforms

ArticleSampleLanguageLast run
Browser Testingbrowser/tests/platforms/browser-testingTypeScript (Playwright)browser
Cross-Browser Testingbrowser/tests/platforms/cross-browser-testingTypeScript (Playwright)browser
API Testingtypescript/src/platforms/api-testingTypeScripttypescript
Desktop Application Testingreference/platforms/desktop-testingreference onlyreference only
Testing Avalonia Applicationsdotnet/Tests.Avalonia/platforms/avalonia-testingC# (Avalonia headless)dotnet
iOS App Testingreference/platforms/ios-app-testingreference onlyreference only
Android App Testingreference/platforms/android-app-testingreference onlyreference only
Flutter Testingflutter/test/platforms/flutter-testingDartflutter-angular-pipelines

Languages

ArticleSampleLanguageLast run
Writing Tests in TypeScripttypescript/src/languages/typescriptTypeScripttypescript
Writing Tests in C#dotnet/Tests.XUnit/languages/csharpC#dotnet
Writing Tests in Javajava/src/test/java/languages/javaJavajava
Writing Tests in Pythonpython/tests/languages/pythonPythonother-languages

Beyond Functional

ArticleSampleLanguageLast run
Performance Testingk6/quality/performance-testingJavaScript (k6)quality-and-infra
Load, Stress and Soak Testingk6/quality/load-testingJavaScript (k6)quality-and-infra
Database Testingtypescript/src/quality/database-testingTypeScripttypescript
Security Testingtypescript/src/quality/security-testingTypeScripttypescript
Authorization Testingtypescript/src/quality/authorization-testingTypeScripttypescript
Accessibility Testingtypescript/src/quality/accessibility-testingTypeScripttypescript

Coverage

ArticleSampleLanguageLast run
Code Coveragetypescript/src/coverage/code-coverageTypeScripttypescript
Coverage Metricstypescript/src/coverage/coverage-metricsTypeScripttypescript
End-to-End Code Coveragebrowser/tests/coverage/e2e-code-coverageTypeScript (Playwright)browser
Mutation Testingtypescript/src/coverage/mutation-testingTypeScripttypescript

CI/CD Pipelines

ArticleSampleLanguageLast run
Testing in GitHub Actions.github/workflowsYAMLtypescript
Playwright Shardingbrowser/tests/ci-cd/playwright-shardingTypeScript (Playwright)browser
Testing in Azure DevOps Pipelinespipelines/ci-cd/azure-devops-pipelinesYAML / Groovy / Kotlinflutter-angular-pipelines
Testing in Bitbucket Pipelinespipelines/ci-cd/bitbucket-pipelinesYAML / Groovy / Kotlinflutter-angular-pipelines
Testing in TeamCitypipelines/ci-cd/teamcityYAML / Groovy / Kotlinflutter-angular-pipelines
Testing in Jenkinspipelines/ci-cd/jenkinsYAML / Groovy / Kotlinflutter-angular-pipelines
Terraform for Test InfrastructureterraformHCLquality-and-infra

Evidence & Diagnostics

ArticleSampleLanguageLast run
Screenshotsbrowser/tests/diagnostics/screenshotsTypeScript (Playwright)browser
Screen Recordingsbrowser/tests/diagnostics/screen-recordingsTypeScript (Playwright)browser
Traces and Debugging CI Failuresbrowser/tests/diagnostics/trace-viewerTypeScript (Playwright)browser
Test Reportingtypescript/src/diagnostics/test-reportingTypeScripttypescript

Roles & Strategy

ArticleSampleLanguageLast run
SDET vs Automation Tester vs Manual QAtypescript/src/roles/sdet-vs-automation-tester-vs-manual-qaTypeScripttypescript
Test Strategytypescript/src/roles/test-strategyTypeScripttypescript
Shift Left Testingtypescript/src/roles/shift-left-testingTypeScripttypescript
Quality Ownershiptypescript/src/roles/quality-ownershipTypeScripttypescript