import { defineConfig } from 'vitest/config';

export default defineConfig({
  test: {
    globals: true,
    environment: 'node',
    include: ['tests/**/*.test.ts'],
    coverage: {
      provider: 'v8',
      enabled: false, // enable via --coverage flag or test:cov script
      all: true,
      include: ['src/**/*.ts'],
      exclude: [
        'src/scripts/**',
        'src/common/types.ts', // declaration merging only — no runtime logic
      ],
      reporter: ['text', 'lcov', 'json-summary', 'html'],
      reportsDirectory: './coverage',
      thresholds: {
        lines: 100,
        functions: 100,
        branches: 90,
        statements: 100,
      },
    },
    testTimeout: 10_000,
    hookTimeout: 30_000,
  },
});