}
	want := strings.Trim(string(out), "\r\n")
	if hostname != want {
		t.Fatalf("Hostname() = %q != system hostname of %q", hostname, want)
	}
}

func TestHostname(t *testing.T) {
	t.Parallel()

	hostname, err := Hostname()
	if err != nil {
		t.Fatal(err)
	}
	if hostname == "" {
		t.Fatal("Hostname returned empty string and no error")
	}