launch.json

{
    // Use IntelliSense to learn about possible Node.js debug attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
      {
        "type": "node",
        "request": "launch",
        "name": "JavaScript Test using SourceMap",
        "program": "${workspaceRoot}/test/index.ts",
        "cwd": "${workspaceRoot}",
        "args": [
          //----
          // Unable to reset DB in debugging mode.
          //----
          // Therefore, reset DB first by running 
          // `npm run reset-for-debugging` command, 
          // and run debugging mode later.
          //----
          "--reset", "false",
          //----
          // You can run specific test functions
          //----
          // "--include", "something",
          // "--exclude", "nothing",
        ],
        "outFiles": ["${workspaceRoot}/bin/**/*.js"],
      }
    ]
  }