jest.config.js

const { resolve } = require('path'); // eslint-disable-line @typescript-eslint/no-var-requires

module.exports = {
    transform: {
        '^.+\\.ts$': 'ts-jest'
    },
    testMatch: ['**/tests/**/*.test.ts'],
    moduleNameMapper: {
        '^src/(.*)$': resolve(__dirname, './src/$1')
    },
    moduleFileExtensions: ['ts', 'js', 'json'],
    moduleDirectories: ['node_modules'],
    modulePathIgnorePatterns: ['directoryNameToIgnore'],
    collectCoverage: true,
    collectCoverageFrom: [
        '!src/**/index.ts',
        '!src/routes.ts',
        'src/services/*.ts',
        'src/controllers/**/*.ts',
        'src/entities/**/*.ts',
        'src/repositories/**/*.ts'
    ],
    coveragePathIgnorePatterns: ['/node_modules/', 'dist/'],
    coverageReporters: ['json', 'json-summary', 'lcov', 'text', 'text-summary', 'html'],
    testEnvironment: 'node',
    verbose: true,
    setupFiles: ['./jest-setup.ts'],
    setupFilesAfterEnv: ['jest-extended'],
    globalSetup: './jest-global-setup.js'
};