---
stable_id: skills/skills-sh-analogjs-angular-skills-angular-testing
type: skills
title: skills-sh-analogjs-angular-skills-angular-testing
summary: |-
  # Vitest Setup and Migration Guide
  ## Vitest vs Jasmine Comparison
  | Feature | Vitest | Jasmine/Karma |
  |---------|--------|---------------|
  | Speed | Faster (native ESM) | Slower |
  | Watch mode | Instant feedback | Slower rebuilds |
  | Mocking | `vi.fn()`, `vi.mock()` | `jasmine.createSpy()` |
  | Assertions | `expect()` (Chai-style) | `expect()` (Jasmine) |
  | UI | Built-in UI mode | Karma browser |
  | Config | `angular.json` | `karma.conf.js` |
tags:
  - skills-sh
  - skills-sh-all-time
source_url: https://raw.githubusercontent.com/analogjs/angular-skills/HEAD/skills/angular-testing/references/vitest-migration.md
license: ""
upstream_ref: https://skills.sh/analogjs/angular-skills/angular-testing
github_stars: 558
github_forks: 59
github_is_organization: true
retrieved_at: 2026-06-11T08:33:26.691Z
content_sha256: edf5f9f9b473a39ff51064b41d358e81628cc469781328d3a2447b03820004e6
---
