testing▌

Encore.ts uses standard TypeScript testing tools. The recommended setup is Vitest.

aws-penetration-testing

Creates a compilable, empty xUnit test project with transaction management and seed data infrastructure for a single target project. Run once per project before writing tests.

Comprehensive Rust testing patterns for writing reliable, maintainable tests following TDD methodology.

E2E tests use Playwright. Located in apps/examples/e2e/ (SDK examples) and apps/dotcom/client/e2e/ (tldraw.com).

Comprehensive pytest testing strategies with TDD, fixtures, mocking, and coverage best practices. \n \n Covers TDD methodology (red-green-refactor cycle), parametrization, fixtures with multiple scopes, and mocking patterns for unit and integration testing \n Includes pytest fundamentals: assertions, markers for test selection, exception testing, and async test support with pytest-asyncio \n Provides practical patterns for testing APIs, databases, file operations, and class methods with real cod

Modern best practices for R package testing using testthat 3+.

Run pytest with coverage reporting to identify and eliminate untested code lines. \n \n Generates annotated source files in cov_annotate/ directory, with ! markers indicating uncovered lines \n Supports module-specific coverage checks via --cov=module_name and targeted test runs on specific test files \n Workflow: run coverage, review annotated files for uncovered lines, write tests to cover gaps, repeat until 100% coverage achieved \n

Browser automation and testing toolkit for local web applications using Playwright. \n \n Supports core browser interactions including navigation, form filling, clicking, dropdown selection, and dialog handling \n Includes verification capabilities for element presence, text content, visibility, URLs, and responsive design across viewports \n Provides debugging tools: screenshot capture, console log inspection, network request monitoring, and error handling patterns \n Works with Node.js environ

Comprehensive testing guidance for Vue.js projects covering unit, component, and end-to-end testing. \n \n Addresses 11 common testing challenges including async handling, composable testing, Pinia store setup, Suspense components, and Teleport queries \n Recommends Vitest for unit and component testing, Playwright for end-to-end testing, and Vue Test Utils for component interaction \n Covers testing patterns like black-box component approaches, snapshot test pitfalls, and browser vs. Node.js ru