vitest.config.ts•2.35 kB
import { defineConfig } from 'vitest/config';
// Environment detection for CI-aware configuration
const isCI = !!(process.env.CI || process.env.GITHUB_ACTIONS || process.env.CONTINUOUS_INTEGRATION);
export default defineConfig({
test: {
globals: true,
environment: 'node',
// CI-aware timeouts (more lenient in CI environment)
testTimeout: isCI ? 30000 : 10000, // 30s in CI, 10s local
hookTimeout: isCI ? 15000 : 5000, // 15s in CI, 5s local
teardownTimeout: isCI ? 10000 : 3000, // 10s in CI, 3s local
// Better parallelization settings (reduced in CI)
isolate: true,
pool: 'threads', // Use threads for better performance
poolOptions: {
threads: {
singleThread: false, // Allow parallel execution
isolate: true,
minThreads: 1,
maxThreads: isCI ? 2 : 4 // Reduced concurrency in CI to prevent resource exhaustion
}
},
// Enable parallel file execution for unit tests (reduced in CI)
maxConcurrency: isCI ? 2 : 4, // Reduced concurrency in CI
fileParallelism: true, // Run test files in parallel
include: [
'src/**/*.{test,spec}.{js,mjs,cjs,ts,mts,cts,jsx,tsx}',
'test/**/*.{test,spec}.{js,mjs,cjs,ts,mts,cts,jsx,tsx}'
],
setupFiles: ['./src/test-setup.ts', './test/setup/vitest-setup-optimized.ts'],
// Reporter configuration
reporters: process.env.CI ? ['json', 'junit'] : ['default'],
outputFile: {
json: './test-results/results.json',
junit: './test-results/junit.xml'
},
coverage: {
provider: 'v8',
reporter: ['text', 'json', 'html', 'lcov'],
exclude: [
'node_modules/',
'test/',
'src/**/*.d.ts',
'src/**/*.test.ts',
'src/**/*.spec.ts',
'src/test-utils/**',
'src/test-setup.ts'
],
all: false,
skipFull: true,
thresholds: {
lines: 50,
functions: 50,
branches: 50,
statements: 50
}
},
// Performance optimizations
cache: {
dir: '.vitest-cache'
}
},
resolve: {
extensions: ['.js', '.ts', '.json'],
alias: {
'@': '/src',
'@test-utils': '/src/test-utils'
}
},
// Build optimizations for test mode
esbuild: {
target: 'node18',
format: 'esm'
}
});