Merge pull request #1777 from github/koesie10/jest-config-projects

Add project-based Jest config

Author: koesie10

extensions/ql-vscode/jest.config.js

@@ -4,211 +4,5 @@
  */
 
 module.exports = {
-  // All imported modules in your tests should be mocked automatically
-  // automock: false,
-
-  // Stop running tests after `n` failures
-  // bail: 0,
-
-  // The directory where Jest should store its cached dependency information
-  // cacheDirectory: "/private/var/folders/6m/1394pht172qgd7dmw1fwjk100000gn/T/jest_dx",
-
-  // Automatically clear mock calls, instances, contexts and results before every test
-  // clearMocks: true,
-
-  // Indicates whether the coverage information should be collected while executing the test
-  // collectCoverage: false,
-
-  // An array of glob patterns indicating a set of files for which coverage information should be collected
-  // collectCoverageFrom: undefined,
-
-  // The directory where Jest should output its coverage files
-  // coverageDirectory: undefined,
-
-  // An array of regexp pattern strings used to skip coverage collection
-  // coveragePathIgnorePatterns: [
-  //   "/node_modules/"
-  // ],
-
-  // Indicates which provider should be used to instrument code for coverage
-  coverageProvider: 'v8',
-
-  // A list of reporter names that Jest uses when writing coverage reports
-  // coverageReporters: [
-  //   "json",
-  //   "text",
-  //   "lcov",
-  //   "clover"
-  // ],
-
-  // An object that configures minimum threshold enforcement for coverage results
-  // coverageThreshold: undefined,
-
-  // A path to a custom dependency extractor
-  // dependencyExtractor: undefined,
-
-  // Make calling deprecated APIs throw helpful error messages
-  // errorOnDeprecated: false,
-
-  // The default configuration for fake timers
-  // fakeTimers: {
-  //   "enableGlobally": false
-  // },
-
-  // Force coverage collection from ignored files using an array of glob patterns
-  // forceCoverageMatch: [],
-
-  // A path to a module which exports an async function that is triggered once before all test suites
-  // globalSetup: undefined,
-
-  // A path to a module which exports an async function that is triggered once after all test suites
-  // globalTeardown: undefined,
-
-  // A set of global variables that need to be available in all test environments
-  // globals: {},
-
-  // The maximum amount of workers used to run your tests. Can be specified as % or a number. E.g. maxWorkers: 10% will use 10% of your CPU amount + 1 as the maximum worker number. maxWorkers: 2 will use a maximum of 2 workers.
-  // maxWorkers: "50%",
-
-  // An array of directory names to be searched recursively up from the requiring module's location
-  // moduleDirectories: [
-  //   "node_modules"
-  // ],
-
-  // An array of file extensions your modules use
-  moduleFileExtensions: [
-    'js',
-    'mjs',
-    'cjs',
-    'jsx',
-    'ts',
-    'tsx',
-    'json'
-  ],
-
-  // A map from regular expressions to module names or to arrays of module names that allow to stub out resources with a single module
-  'moduleNameMapper': {
-    '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$': '<rootDir>/test/__mocks__/fileMock.ts',
-    '\\.(css|less)$': '<rootDir>/test/__mocks__/styleMock.ts'
-  },
-
-  // An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
-  // modulePathIgnorePatterns: [],
-
-  // Activates notifications for test results
-  // notify: false,
-
-  // An enum that specifies notification mode. Requires { notify: true }
-  // notifyMode: "failure-change",
-
-  // A preset that is used as a base for Jest's configuration
-  preset: 'ts-jest',
-
-  // Run tests from one or more projects
-  // projects: undefined,
-
-  // Use this configuration option to add custom reporters to Jest
-  // reporters: undefined,
-
-  // Automatically reset mock state before every test
-  // resetMocks: false,
-
-  // Reset the module registry before running each individual test
-  // resetModules: false,
-
-  // A path to a custom resolver
-  // resolver: undefined,
-
-  // Automatically restore mock state and implementation before every test
-  // restoreMocks: false,
-
-  // The root directory that Jest should scan for tests and modules within
-  // rootDir: undefined,
-
-  // A list of paths to directories that Jest should use to search for files in
-  // roots: [
-  //   "<rootDir>"
-  // ],
-
-  // Allows you to use a custom runner instead of Jest's default test runner
-  // runner: "jest-runner",
-
-  // The paths to modules that run some code to configure or set up the testing environment before each test
-  // setupFiles: [],
-
-  // A list of paths to modules that run some code to configure or set up the testing framework before each test
-  setupFilesAfterEnv: ['<rootDir>/test/jest.setup.ts'],
-
-  // The number of seconds after which a test is considered as slow and reported as such in the results.
-  // slowTestThreshold: 5,
-
-  // A list of paths to snapshot serializer modules Jest should use for snapshot testing
-  // snapshotSerializers: [],
-
-  // The test environment that will be used for testing
-  testEnvironment: 'jsdom',
-
-  // Options that will be passed to the testEnvironment
-  // testEnvironmentOptions: {},
-
-  // Adds a location field to test results
-  // testLocationInResults: false,
-
-  // The glob patterns Jest uses to detect test files
-  testMatch: [
-    '**/__tests__/**/*.[jt]s?(x)'
-  ],
-
-  // An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
-  // testPathIgnorePatterns: [
-  //   "/node_modules/"
-  // ],
-
-  // The regexp pattern or array of patterns that Jest uses to detect test files
-  // testRegex: [],
-
-  // This option allows the use of a custom results processor
-  // testResultsProcessor: undefined,
-
-  // This option allows use of a custom test runner
-  // testRunner: "jest-circus/runner",
-
-  // A map from regular expressions to paths to transformers
-  transform: {
-    '^.+\\.tsx?$': [
-      'ts-jest',
-      {
-        tsconfig: 'src/view/tsconfig.spec.json',
-      },
-    ],
-    'node_modules': [
-      'babel-jest',
-      {
-        presets: [
-          '@babel/preset-env'
-        ],
-        plugins: [
-          '@babel/plugin-transform-modules-commonjs',
-        ]
-      }
-    ]
-  },
-
-  // An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
-  'transformIgnorePatterns': [
-    // These use ES modules, so need to be transformed
-    'node_modules/(?!(?:@vscode/webview-ui-toolkit|@microsoft/.+|exenv-es6)/.*)'
-  ],
-
-  // An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
-  // unmockedModulePathPatterns: undefined,
-
-  // Indicates whether each individual test should be reported during the run
-  // verbose: undefined,
-
-  // An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
-  // watchPathIgnorePatterns: [],
-
-  // Whether to use watchman for file crawling
-  // watchman: true,
+  projects: ["<rootDir>/src/view"],
 };

extensions/ql-vscode/package.json

@@ -1271,7 +1271,7 @@
     "watch:files": "gulp watchTestData",
     "test": "npm-run-all -p test:*",
     "test:unit": "mocha --config .mocharc.json 'test/pure-tests/**/*.ts'",
-    "test:view": "jest",
+    "test:view": "jest --projects src/view",
     "integration": "node ./out/vscode-tests/run-integration-tests.js no-workspace,minimal-workspace",
     "integration:no-workspace": "node ./out/vscode-tests/run-integration-tests.js no-workspace",
     "integration:minimal-workspace": "node ./out/vscode-tests/run-integration-tests.js minimal-workspace",