jest.config.json

{
    "roots": [
        "<rootDir>/src"
    ],
    "collectCoverageFrom": [
        "src/**/*.{js,jsx,ts,tsx}",
        "!src/**/*.d.ts"
    ],
    "setupFilesAfterEnv": [
        "<rootDir>/src/setupTests.ts"
    ],
    "testMatch": [
        "<rootDir>/src/**/__tests__/**/*.{js,jsx,ts,tsx}",
        "<rootDir>/src/**/*.{spec,test}.{js,jsx,ts,tsx}"
    ],
    "testEnvironment": "node",
    "transform": {
        "^.+\\.(ts|tsx)$": "ts-jest"
    },
    "transformIgnorePatterns": [
        "[/\\\\]node_modules[/\\\\].+\\.(js|jsx|mjs|cjs|ts|tsx)$"
    ],
    "moduleFileExtensions": [
        "web.js",
        "js",
        "web.ts",
        "ts",
        "web.tsx",
        "tsx",
        "json",
        "web.jsx",
        "jsx",
        "node"
    ]
}