@rayners/foundry-dev-tools/configs/vitest.config.js

Shared development tools and configurations for FoundryVTT modules

import { defineConfig } from 'vitest/config';

/**
 * Shared Vitest configuration for FoundryVTT modules
 * 
 * Usage in module vitest.config.ts:
 * import { createFoundryTestConfig } from '@rayners/foundry-dev-tools/configs/vitest.config.js';
 * export default createFoundryTestConfig();
 * 
 * Or with custom options:
 * export default createFoundryTestConfig({
 *   coverage: {
 *     thresholds: {
 *       global: { lines: 90 }
 *     }
 *   }
 * });
 */

const defaultConfig = {
  test: {
    environment: 'jsdom',
    globals: true,
    setupFiles: ['./test/setup.ts'],
    reporters: ['default'],
    coverage: {
      provider: 'v8',
      reporter: ['text', 'json', 'html', 'lcov'],
      exclude: [
        'node_modules/',
        'test/',
        'dist/',
        '**/*.d.ts',
        '*.config.*',
        'docs/',
        'templates/',
        'styles/',
        'calendars/',
        'languages/',
        'assets/',
        'scripts/'
      ],
      thresholds: {
        global: {
          branches: 80,
          functions: 80,
          lines: 80,
          statements: 80
        }
      }
    }
  }
};

/**
 * Create a Vitest configuration for FoundryVTT modules
 * @param {Object} customConfig - Custom configuration to merge with defaults
 * @returns {Object} Vitest configuration
 */
export function createFoundryTestConfig(customConfig = {}) {
  return defineConfig({
    ...defaultConfig,
    test: {
      ...defaultConfig.test,
      ...customConfig.test,
      reporters: customConfig.test?.reporters || defaultConfig.test.reporters,
      coverage: {
        ...defaultConfig.test.coverage,
        ...customConfig.test?.coverage,
        thresholds: {
          ...defaultConfig.test.coverage.thresholds,
          ...customConfig.test?.coverage?.thresholds
        }
      }
    }
  });
}

/**
 * Create a Vitest configuration with JUnit output for CI environments
 * @param {Object} customConfig - Custom configuration to merge with defaults
 * @returns {Object} Vitest configuration with JUnit reporter
 */
export function createFoundryTestConfigWithJUnit(customConfig = {}) {
  return createFoundryTestConfig({
    ...customConfig,
    test: {
      ...customConfig.test,
      reporters: ['default', ['junit', { outputFile: 'test-report.junit.xml' }]]
    }
  });
}

// Export default config for direct use
export default defineConfig(defaultConfig);