Debugging Jest with TypeScript in VSCode

jest.config.json

{
  "preset": "ts-jest",
  "testEnvironment": "node"
}

launch.json

{
  "version": "0.2.0",
  "configurations": [
    {
      "type": "node",
      "request": "launch",
      "name": "Debug Tests",
      "program": "${workspaceRoot}/node_modules/.bin/jest",
      "args": ["--runInBand"],
      "console": "integratedTerminal",
      "internalConsoleOptions": "neverOpen",
      "disableOptimisticBPs": true
    }
  ]
}

package.json

{
  "name": "your-package",
  "version": "1.0.0",
  "main": "index.js",
  "license": "MIT",
  "scripts": {
    "test": "jest"
  },
  "devDependencies": {
    "@types/jest": "25.1.2",
    "jest": "25.1.0",
    "ts-jest": "25.2.0"
  }
}

tsconfig.json

{
  "compilerOptions": {
    "esModuleInterop": true,
    "moduleResolution": "Node",
    "resolveJsonModule": true,
    "strict": true,
    "target": "ESNext"
  }
}