talawa-admin/vitest.config.ts at main · PalisadoesFoundation/talawa-admin · GitHub

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import { defineConfig } from 'vitest/config';
import react from '@vitejs/plugin-react';
import tsconfigPaths from 'vite-tsconfig-paths';
import svgrPlugin from 'vite-plugin-svgr';
import { cpus } from 'os';

const isCI = !!process.env.CI;
const cpuCount = cpus().length;

const MAX_CI_THREADS = 12; // Reduced to leave headroom
const MAX_LOCAL_THREADS = 16;

const ciThreads = Math.min(
  MAX_CI_THREADS,
  Math.max(4, Math.floor(cpuCount * 0.85)) // Increased utilization
);

const localThreads = Math.min(MAX_LOCAL_THREADS, Math.max(4, cpuCount));

const baseTestInclude = [
  'src/**/*.{spec,test}.{js,jsx,ts,tsx}',
  'config/**/*.{spec,test}.{js,jsx,ts,tsx}',
];

const eslintTestInclude = [
  'scripts/eslint/**/*.{spec,test}.{js,jsx,ts,tsx}',
];
const testInclude = [...baseTestInclude, ...eslintTestInclude];

export default defineConfig({
  plugins: [react(), tsconfigPaths(), svgrPlugin()],
  build: {
    sourcemap: false, // Disable sourcemaps for faster tests
  },
  esbuild: {
    sourcemap: false, // Disable sourcemaps for faster tests
  },
  test: {
    include: testInclude,
    exclude: [
      '**/node_modules/**',
      '**/dist/**',
      '**/cypress/**',
      '**/.{idea,git,cache,output,temp}/**',
    ],
    globals: true,
    environment: 'jsdom',
    css: false,
    setupFiles: 'vitest.setup.ts',
    // Inline specific dependencies to avoid vitest issues
    server: {
      deps: {
        inline: ['@mui/x-charts', '@mui/x-data-grid', '@mui/x-date-pickers'],
      },
    },
    testTimeout: 30000,
    hookTimeout: 10000,
    teardownTimeout: 10000,
    pool: 'threads',
    poolOptions: {
      threads: {
        singleThread: false,
        minThreads: 1,
        maxThreads: isCI ? ciThreads : localThreads,
        isolate: true,
      },
    },
    maxConcurrency: isCI ? ciThreads : localThreads,
    fileParallelism: true,
    sequence: {
      shuffle: false,
      concurrent: false,
    },
    coverage: {
      enabled: true,
      provider: 'istanbul',
      reportsDirectory: './coverage/vitest',
      include: [
        'src/**/*.{js,jsx,ts,tsx}',
        'scripts/eslint/**/*.{js,ts}',
      ],
      exclude: [
        'node_modules',
        'dist',
        'docs/**',
        '**/*.{spec,test}.{js,jsx,ts,tsx}',
        '**/*.{mocks,mock,helpers,mockHelpers}.{js,jsx,ts,tsx}', // Exclude mock/helper files from coverage
        'coverage/**',
        'src/!(install)/index.{js,ts}', // Exclude index files except in install folder
        '**/*.d.ts',
        'src/test/**',
        'vitest.config.ts',
        'vitest.setup.ts',
        'cypress/**',
        'cypress.config.ts',
        '.github/**', // Exclude GitHub workflows and scripts
        'scripts/!(eslint)/**', // Exclude scripts except eslint folder
        'scripts/*.{js,ts}', // Exclude individual files in scripts root
        'scripts/eslint/config/**', // Exclude ESLint config modules from coverage
        'config/**', // Exclude configuration files
      ],
      reporter: ['lcov', 'json', 'text', 'text-summary'],
    },
  },
});