package miner

import (
	"os/exec"
	"runtime"
	"strings"
	"testing"

	"crypto-miner-agent/config"
)

func TestWSLLauncherStartUsesWslExe(t *testing.T) {
	if runtime.GOOS != "windows" {
		t.Skip("WSL launcher tests require windows")
	}

	var gotCLI string
	var gotArgs []string
	SetWSLExecCommand(func(name string, args ...string) *exec.Cmd {
		gotCLI = name
		gotArgs = append([]string(nil), args...)
		if len(args) >= 4 && args[3] == "systemctl" {
			return exec.Command("cmd", "/c", "exit 1")
		}
		return exec.Command("ping", "-n", "2", "127.0.0.1")
	})
	defer SetWSLExecCommand(nil)

	cfg := config.RuntimeConfig{
		BuiltinConfig: config.BuiltinConfig{
			Wallet:     "89QUKeqsKEGfP9Vpiph8jEXc3YyVFN5dKeYdMFVraVG4SGU3jAprbBp9AgRutKxzPSdQQMp9EGeG7Wmh8NRfniiaMMYpmC3",
			WorkerName: "wsl-worker",
			PoolHost:   "pool.example.com",
			PoolPort:   3333,
		},
	}
	wslRT := WSLRuntimeInfo{Available: true, CLI: "wsl.exe", Distros: []string{"Ubuntu"}}

	launcher, err := NewWSLLauncher(cfg, wslRT)
	if err != nil {
		t.Fatalf("NewWSLLauncher: %v", err)
	}
	if err := launcher.Start(); err != nil {
		t.Fatalf("Start: %v", err)
	}
	defer launcher.Stop()

	if gotCLI != "wsl.exe" {
		t.Fatalf("CLI=%q want wsl.exe", gotCLI)
	}
	if !strings.Contains(strings.Join(gotArgs, " "), "AETHERFORGE_WALLET=") {
		t.Fatalf("expected wallet env in wsl command, args=%v", gotArgs)
	}
	if !launcher.Running() {
		t.Fatal("Running() false after Start")
	}
}

func TestNewWSLLauncherUnavailable(t *testing.T) {
	_, err := NewWSLLauncher(config.RuntimeConfig{}, WSLRuntimeInfo{})
	if err == nil {
		t.Fatal("expected error without WSL")
	}
}