vitest.config.ts

/**
 * Vitest Configuration
 *
 * Configures the unit testing environment.
 *
 * Key Responsibilities:
 * - Set up JSDOM environment for React component testing.
 * - Configure coverage thresholds and reporters.
 * - Define setup files for global test context.
 */

import { defineConfig } from 'vitest/config'

export default defineConfig({
  test: {
    environment: 'jsdom',
    globals: true,
    setupFiles: ['./src/test/setup.ts'],
    include: ['src/**/*.test.ts', 'src/**/*.test.tsx', 'scripts/**/*.test.ts'],
    exclude: ['tests/e2e/**'],
    coverage: {
      provider: 'v8',
      reporter: ['text', 'html'],
      include: ['src/**/*.{ts,tsx}', 'scripts/**/*.{js,ts}'],
      exclude: [
        'src/**/*.d.ts',
        'src/test/**',
        'src/**/__tests__/**',
        'src/main.tsx',
        'src/vite-env.d.ts',
      ],
      thresholds: {
        lines: 45,
        functions: 40,
        branches: 35,
        statements: 40,
      },
    },
  },
})