// For a detailed explanation regarding each configuration property, visit: // https://jestjs.io/docs/en/configuration.html 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/hn/7dgj6pfx27xdj2ctyrytjzqw0000gn/T/jest_dx", // Automatically clear mock calls and instances between every test clearMocks: true, // Indicates whether the coverage information should be collected while executing the test collectCoverage: true, // An array of glob patterns indicating a set of files for which coverage information should be collected collectCoverageFrom: ['/src/**/*.(ts|tsx)'], // The directory where Jest should output its coverage files coverageDirectory: 'coverage', // An array of regexp pattern strings used to skip coverage collection coveragePathIgnorePatterns: [ '/node_modules/' // '/src/**/__tests__/**/*.[jt]s', // '/src/**/*.(spec|test).[tj]s' ], // A list of reporter names that Jest uses when writing coverage reports coverageReporters: ['text', 'lcov'], // 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, // 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: { __DEV__: false }, // 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', 'json', 'ts', 'tsx'], // 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: {}, // 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: undefined, // 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 between 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 between 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: [ // '' // ], // 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: [], // 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: 'jest-environment-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: [ // '/src/**/__tests__/**/*.[jt]s', '/src/**/*.(spec|test).(ts|tsx)' ], // 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: "jasmine2", // This option sets the URL for the jsdom environment. It is reflected in properties such as location.href testURL: 'http://localhost', // Setting this value to "fake" allows the use of fake timers for functions such as "setTimeout" // timers: "real", // A map from regular expressions to paths to transformers transform: { '^.+\\.(j|t)sx?$': 'babel-jest' }, // An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation transformIgnorePatterns: ['/node_modules/(?!lodash-es)'], // 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: false }