describeNamespace = c.namespace
	}

	fErr := rootCmd.Execute()
	output := out.String()

	if c.expectedOutput != "" && c.expectedOutput != output {
		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {

  }

  private static void testReverse(boolean[] input, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Booleans.reverse(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testReverse(
      boolean[] input, int fromIndex, int toIndex, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testSortDescending(int[] input, int[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    UnsignedInts.sortDescending(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testSortDescending(
      int[] input, int fromIndex, int toIndex, int[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testReverse(boolean[] input, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Booleans.reverse(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testReverse(
      boolean[] input, int fromIndex, int toIndex, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testSortDescending(int[] input, int[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    UnsignedInts.sortDescending(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testSortDescending(
      int[] input, int fromIndex, int toIndex, int[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testSortDescending(long[] input, long[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    UnsignedLongs.sortDescending(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testSortDescending(
      long[] input, int fromIndex, int toIndex, long[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testSortDescending(byte[] input, byte[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    UnsignedBytes.sortDescending(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testSortDescending(
      byte[] input, int fromIndex, int toIndex, byte[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testSortDescending(long[] input, long[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    UnsignedLongs.sortDescending(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testSortDescending(
      long[] input, int fromIndex, int toIndex, long[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testSortDescending(byte[] input, byte[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    UnsignedBytes.sortDescending(input);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testSortDescending(
      byte[] input, int fromIndex, int toIndex, byte[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

	tests := []struct {
		name           string
		input          string
		expectedOutput string
		expectedError  bool
	}{
		{
			name:           "empty input",
			input:          "",
			expectedOutput: "",
			expectedError:  true,
		},
		{
			name:           "label as input",
			input:          "stable",
			expectedOutput: normalizedBuildVersion(constants.DefaultKubernetesPlaceholderVersion.String()),