jest.config.js

// For a detailed explanation regarding each configuration property, visit:
// https://jestjs.io/docs/en/configuration.html

// eslint-disable-next-line node/exports-style
module.exports = {
    // 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: undefined,

    // The directory where Jest should output its coverage files
    coverageDirectory: "coverage",

    // An array of regexp pattern strings used to skip coverage collection
    coveragePathIgnorePatterns: ["index.ts", "/node_modules/"],

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

    // The test environment that will be used for testing
    testEnvironment: "node",

    // The glob patterns Jest uses to detect test files
    testMatch: ["**/src/**/__tests__/**/*.[jt]s?(x)", "**/src/**/?(*.)+(spec|test).[tj]s?(x)"],
    // A map from regular expressions to paths to transformers
    transform: {
        "\\.(ts)$": "ts-jest"
    }
};