jest.config.ts

import type { Config } from 'jest';

const config: Config = {
    // A preset that is used as a base for Jest's configuration
    preset: 'ts-jest',

    // 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: '',

    // 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: true,

    // An array of glob patterns indicating a set of files for which coverage
    // information should be collected
    collectCoverageFrom: ['src/**/*.ts'],

    // 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\\\\'
    // ],

    // Indicates which provider should be used to instrument code for coverage
    // coverageProvider: 'babel',

    // A list of reporter names that Jest uses when writing coverage reports
    coverageReporters: [
        'json-summary',
        '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: [
        'mocks',
        'node_modules',
    ],

    // An array of file extensions your modules use
    // moduleFileExtensions: [
    //   'js',
    //   'mjs',
    //   'cjs',
    //   'jsx',
    //   'ts',
    //   'tsx',
    //   'json',
    //   'node'
    // ],

    // 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: {
        '^.+\\.(css|less|scss)$': 'babel-jest',
    },

    // 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',

    // 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: ['jest-canvas-mock'],

    // A list of paths to modules that run some code to configure or set up the
    // testing framework before each test
    // setupFilesAfterEnv: [],

    // 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: '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: [
    //   '**/__tests__/**/*.[jt]s?(x)',
    //   '**/?(*.)+(spec|test).[tj]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: undefined,

    // An array of regexp pattern strings that are matched against all source
    // file paths, matched files will skip transformation
    // transformIgnorePatterns: [
    //   '\\\\node_modules\\\\',
    //   '\\.pnp\\.[^\\\\]+$'
    // ],

    // 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,
};

export default config;