}
	if s := checkErrorPredicate("os.IsExist", os.IsExist, err, fs.ErrExist); s != "" {
		t.Fatal(s)
	}
}

func testErrNotExist(t *testing.T, name string) string {
	originalWD, err := os.Getwd()
	if err != nil {
		t.Fatal(err)
	}

	f, err := os.Open(name)
	if err == nil {
		f.Close()
		return "Open should have failed"
	}

}

func Sysctl(key string) (string, error) {
	if key == "kern.hostname" {
		return "js", nil
	}
	return "", ENOSYS
}

const ImplementsGetwd = true

func Getwd() (wd string, err error) {
	var buf [PathMax]byte
	n, err := Getcwd(buf[0:])
	if err != nil {
		return "", err
	}
	return string(buf[:n]), nil
}

func Getuid() int {
	return jsProcess.Call("getuid").Int()
}

	if err != nil {
		t.Skipf("Chdir failed: %v", err)
	}
	// Change out of the temporary directory so that we don't inhibit its
	// removal during test cleanup.
	defer os.Chdir(`\`)

	syscall.Getwd()
}

func TestGetStartupInfo(t *testing.T) {
	var si syscall.StartupInfo
	err := syscall.GetStartupInfo(&si)
	if err != nil {
		// see https://go.dev/issue/31316

	// is exercised even if long path are supported by the system, else the
	// function might not be tested at all if/when all test builders support long paths.
	cwd, err := os.Getwd()
	if err != nil {
		t.Fatal("cannot get cwd")
	}
	drive := strings.ToLower(filepath.VolumeName(cwd))
	cwd = strings.ToLower(cwd[len(drive)+1:])

			if !ok {
				return nil, fmt.Errorf("unrecognized VCS %q", name)
			}
			sc.handlerName = name
			if !h.Available() {
				return nil, ServerNotInstalledError{name}
			}

			dir := st.Getwd()
			if len(args) >= 2 {
				dir = st.Path(args[1])
			}
			sc.handler, err = h.Handler(dir, st.Environ(), sc.server.logger)
			return nil, err
		})
}

func scriptModzip() script.Cmd {

	expectWorkloadName := "workload"
	expectExitOnZeroActiveConnections := model.StringBool(true)

	t.Setenv(IstioMetaPrefix+"OWNER", inputOwner)
	t.Setenv(IstioMetaPrefix+"WORKLOAD_NAME", inputWorkloadName)

	dir, _ := os.Getwd()
	defer os.Chdir(dir)
	// prepare a pod label file
	tempDir := t.TempDir()
	os.Chdir(tempDir)
	os.MkdirAll("./etc/istio/pod/", os.ModePerm)

		p = strings.Replace(p, `\`, `*\`, 1)
		p = strings.Replace(p, `:`, `:\`, 1)
		if err := test.globAbs(tmpDir, p); err != nil {
			t.Error(err)
		}
	}

	// test relative paths
	wd, err := os.Getwd()
	if err != nil {
		t.Fatal(err)
	}
	err = os.Chdir(tmpDir)
	if err != nil {
		t.Fatal(err)
	}
	defer func() {
		err := os.Chdir(wd)
		if err != nil {
			t.Fatal(err)
		}
	}()

		var j struct {
			Dir string
		}
		if err := json.Unmarshal(output, &j); err != nil {
			t.Fatalf("failed to parse 'go mod download' output: %s", err)
		}
		bogoDir = j.Dir
	}

	cwd, err := os.Getwd()
	if err != nil {
		t.Fatal(err)
	}

	resultsFile := filepath.Join(t.TempDir(), "results.json")

	args := []string{
		"test",
		".",

		// to the user.
		select {}
	}
}

// xgetwd returns the current directory.
func xgetwd() string {
	wd, err := os.Getwd()
	if err != nil {
		fatalf("%s", err)
	}
	return wd
}

// xrealwd returns the 'real' name for the given path.
// real is defined as what xgetwd returns in that directory.
func xrealwd(path string) string {
	old := xgetwd()
	if err := os.Chdir(path); err != nil {

		return m.Run()
	}
	if !testenv.HasCGO() {
		globalSkip = func(t *testing.T) { t.Skip("cgo not supported") }
		return m.Run()
	}

	cwd, err := os.Getwd()
	if err != nil {
		log.Fatal(err)
	}
	goroot = filepath.Join(cwd, "../../../../..")

	// Copy testdata into GOPATH/src/testplugin, along with a go.mod file
	// declaring the same path.