import { defineConfig } from 'vitest/config'

export default defineConfig({
  test: {
    // CRITICAL: Limit concurrency to prevent resource exhaustion
    maxConcurrency: 1,
    maxWorkers: 1,
    minWorkers: 1,
    fileParallelism: false,

    globals: false,
    environment: 'node',
    include: ['src/**/*.test.ts', 'test/**/*.test.ts'],
    exclude: ['node_modules/**', 'dist/**'],
    testTimeout: 30000,
    hookTimeout: 15000,

    // Run tests sequentially with better memory isolation
    pool: 'forks',
    poolOptions: {
      forks: {
        singleFork: true,
      },
    },

    // Server deps configuration for node compatibility
    server: {
      deps: {
        inline: [/org\.ai/, /digital-workers/, /ai-database/, /ai-functions/],
      },
    },

    // Coverage configuration
    coverage: {
      provider: 'v8',
      reporter: ['text', 'json', 'html'],
      include: ['src/**/*.ts'],
      exclude: ['**/*.test.ts', '**/__tests__/**', '**/node_modules/**'],
      thresholds: {
        statements: 65,
        branches: 60,
        functions: 60,
        lines: 65,
      },
    },
  },
})