jest.config.json

{
    "coverageDirectory": "./coverage",
    "coverageProvider": "v8",
    "globals": {
        "DEVELOPMENT": false
    },
    "testMatch": ["**/__tests__/**/*.spec.[jt]s?(x)", "**/?(*.)+(spec|test).[tj]s?(x)"],
    "transform": {
        "^.+\\.tsx?$": [
            "ts-jest",
            {
                "tsconfig": "__tests__/tsconfig.json"
            }
        ]
    },
    "transformIgnorePatterns": [
        "[/\\\\]node_modules[/\\\\].+\\.(js|jsx|mjs|cjs|ts|tsx)$",
        "^.+\\.module\\.(css|sass|scss)$"
    ],
    "moduleNameMapper": {
        "^@errors/(.*)$": "<rootDir>/src/errors/$1",
        "^@models/(.*)$": "<rootDir>/src/models/$1",
        "^@services/(.*)$": "<rootDir>/src/services/$1",
        "^@utils/(.*)$": "<rootDir>/src/utils/$1",
        "^@tests/(.*)$": "<rootDir>/__tests__/$1"
    },
    "setupFilesAfterEnv": ["@testing-library/jest-dom"],
    "resetMocks": false,
    "clearMocks": true,
    "preset": "ts-jest",
    "testEnvironment": "jsdom",
    "moduleFileExtensions": ["js", "ts", "tsx", "json"]
}