go.nvim/playground/sampleApp/.vscode/launch.json

{
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Launch main",
            "type": "go",
            "request": "launch",
            "mode": "debug",
            "program": "${workspaceFolder}/main.go"
        },
        {
            "name": "Launch test function",
            "type": "go",
            "request": "launch",
            "mode": "test",
            "program": "${workspaceFolder}/pkg",
            "args": [
                "-test.run",
                "FindAllSubStr"
            ]
        },
        {
            "name": "Test Current File",
            "type": "go",
            "request": "launch",
            "mode": "test",
            "program": "./${relativeFileDirname}",
            "showLog": true
        }
    ]
}