.jestrc.json

{
  "globals": {
    "ts-jest": {
      "babelConfig": {
        "presets": [
          [
            "env",
            {
              "targets": {
                "node": "current"
              },
              "spec": true,
              "modules": "commonjs",
              "useBuiltIns": true
            }
          ]
        ],
        "plugins": [
          "transform-function-bind",
          [
            "transform-object-rest-spread",
            {
              "useBuiltIns": true
            }
          ]
        ]
      }
    }
  },
  "testEnvironment": "node",
  "collectCoverage": true,
  "coverageDirectory": "./coverage",
  "coverageThreshold": {
    "global": {
      "branches": 80,
      "functions": 80,
      "lines": 80,
      "statements": 80
    }
  },
  "collectCoverageFrom": [
    "**/src/**/*.{ts|tsx}",
    "!**/node_modules/**",
    "!**/src/test/**/*.{ts|tsx}"
  ],
  "verbose": true,
  "bail": true,
  "roots": [
    "<rootDir>/src/"
  ],
  "transform": {
    "^.+\\.tsx?$": "<rootDir>/node_modules/ts-jest/preprocessor.js"
  },
  "testMatch": [
    "**/src/test/**/*.spec.(ts|tsx)"
  ],
  "moduleFileExtensions": [
    "ts",
    "tsx",
    "js",
    "json"
  ]
}