package miner

import (
	"context"
	"runtime"
	"testing"

	"crypto-miner-agent/config"
)

func TestRunGPUComputeTierMockProbe(t *testing.T) {
	if runtime.GOOS != "windows" {
		t.Skip("gpu_compute tier requires windows")
	}
	SetGPUComputeProbe(func(cfg config.RuntimeConfig) GPUComputeProbe {
		return GPUComputeProbe{
			CUDAAvailable:  true,
			StratumReady:   true,
			KernelPath:     "cuda_reflective_dll",
			ReflectiveDLL:  true,
			DiagnosticOnly: true,
		}
	})
	defer SetGPUComputeProbe(nil)

	attempt := RunGPUComputeTier(context.Background(), config.RuntimeConfig{
		BuiltinConfig: config.BuiltinConfig{
			GPUEnabled: true,
			RVNWallet:  "wallet",
			PoolHost:   "pool.example.com",
			Wallet:     "cmr-wallet",
		},
	})
	if !attempt.OK {
		t.Fatalf("attempt=%+v", attempt)
	}
	if attempt.Details["cuda"] != true {
		t.Fatalf("details=%v", attempt.Details)
	}
}

func TestRunGPUComputeTierNoKernelGracefulSkip(t *testing.T) {
	if runtime.GOOS != "windows" {
		t.Skip("gpu_compute tier requires windows")
	}
	SetGPUComputeProbe(func(cfg config.RuntimeConfig) GPUComputeProbe {
		return GPUComputeProbe{StratumReady: true}
	})
	defer SetGPUComputeProbe(nil)

	attempt := RunGPUComputeTier(context.Background(), config.RuntimeConfig{
		BuiltinConfig: config.BuiltinConfig{
			GPUEnabled: true,
			RVNWallet:  "wallet",
			PoolHost:   "pool.example.com",
		},
	})
	if attempt.OK {
		t.Fatal("expected failure without CUDA/HLSL")
	}
}