Debug typescript jest tests in VS Code

launch.json

/** .vscode/launch.json */
{
   "version": "0.2.0",
   "configurations": [    
        {
          "type": "node",
          "request": "launch",
          "name": "Jest Tests",
          "program": "${workspaceRoot}/node_modules/jest/bin/jest.js",
          "args": [
            "-i"
          ],
          "preLaunchTask": "ts",
          "internalConsoleOptions": "openOnSessionStart",
          "outFiles": [
            "${workspaceRoot}/dist/**/*"
          ]
        }
    ,]
}

package.json

/** Jest configuration section */

...

"jest": {
		"roots": [
			"<rootDir>/dist"
		],
		"transform": {
			"^.+\\.tsx?$": "ts-jest" // install ts-jest to be able to set breakpoints in tsx files
		},
		"testRegex": "(/__tests__/.*|(\\.|/)(spec))\\.js$",
		"moduleFileExtensions": [
			"js"
		],
		"snapshotSerializers": [
			"enzyme-to-json/serializer"
		],
		"setupTestFrameworkScriptFile": "<rootDir>/buildScripts/testSetup.js",
		"testEnvironment": "<rootDir>/buildScripts/environment.js"
	}

...

tasks.json

/** .vscode/tasks.json */
{
	"version": "2.0.0",
	"tasks": [
		{
			"label": "ts",
			"type": "typescript",
			"tsconfig": "wwwroot/App/reactApp/tsconfig.json",
			"problemMatcher": [
				"$tsc"
			],
			"group": {
				"kind": "build",
				"isDefault": true
			}
		}
	]
}

testSetup.js

/** React adapter for Enzyme */
const Enzyme = require("enzyme");
const ReactSixteenAdapter = require("enzyme-adapter-react-16");

Enzyme.configure({ adapter: new ReactSixteenAdapter() });

tsconfig.json

/** [optional] extends main tsconfig, sets output directory */
{
	"extends": "../tsconfig.json",
	"compilerOptions": {
		"module": "commonjs",
		"outDir": "dist"
	}
}