jest.json

{
    "moduleFileExtensions": ["ts", "tsx", "js"],
    "transform": {
        "^.+\\.tsx?$": "ts-jest"
    },
    "testRegex": "(/__tests__/.*|\\.(test|spec))\\.ts$",
    "moduleDirectories": ["src", "node_modules"],
    "globals": {
        "ts-jest": {
            "babelConfig": true,
            "tsConfig": "tsconfig.json"
        }
    },
    "rootDir": ".",

    "collectCoverageFrom": ["src/**/*"],
    "coverageReporters": ["html", "text-summary"],
    "coverageDirectory": "<rootDir>/coverage",
    "coveragePathIgnorePatterns": [
        "/node_modules/",
        "/__tests__/",
        "/interfaces/"
    ],
    "coverageThreshold": {
        "src/**/*.{ts,tsx}": {
            "branches": 90,
            "functions": 90,
            "lines": 90,
            "statements": 90
        }
    },
    "collectCoverage": true,
    "notify": false
}