# testing > Testing skill: generate and validate unit and integration tests for Angular v21. - Author: Ghulam Mohiuddin - Repository: rising-gmd/vscode-copilot-config - Version: 20260201114007 - Stars: 0 - Forks: 0 - Last Updated: 2026-02-06 - Source: https://github.com/rising-gmd/vscode-copilot-config - Web: https://mule.run/skillshub/@@rising-gmd/vscode-copilot-config~testing:20260201114007 --- --- name: testing description: "Testing skill: generate and validate unit and integration tests for Angular v21." --- # Testing Skill When to Use: When adding or updating tests, or creating a TDD flow with AI agents. Workflow Steps: 1. Create TestBed configuration matching `standalone` components. 2. Mock external dependencies and assert signal state. 3. Run `npm test` and fix failures.