GoldenFilename string         // Expected output stored in golden file

	WantException bool
}

func VerifyOutput(t *testing.T, cmd *cobra.Command, c TestCase) {
	t.Helper()

	cmd.SetArgs(c.Args)

	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SilenceUsage = true

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

	if c.ExpectedOutput != "" && c.ExpectedOutput != output {

			}
			verifyExecTestOutput(t, XdsStatusCommand(ctx), c)
		})
	}
}

func verifyExecTestOutput(t *testing.T, cmd *cobra.Command, c execTestCase) {
	t.Helper()

	var out bytes.Buffer
	cmd.SetArgs(c.args)
	cmd.SilenceUsage = true
	cmd.SetOut(&out)
	cmd.SetErr(&out)

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

	if c.expectedOutput != "" && c.expectedOutput != output {

		}
	}

	if c.configDumps == nil {
		c.configDumps = map[string][]byte{}
	}

	var out bytes.Buffer
	rootCmd := Cmd(ctx)
	rootCmd.SetArgs(c.args)

	rootCmd.SetOut(&out)
	rootCmd.SetErr(&out)

	if c.namespace != "" {
		describeNamespace = c.namespace
	}

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

	}
	_ = parent.PersistentFlags().String(childFlag2, "", childFlag2)
	parent.AddCommand(child)

	// verify both parent flags and the child flag are visible by default
	parent.SetArgs([]string{"child", "--help"})
	if err := parent.Execute(); err != nil {
		t.Fatal(err)
	}
	got := out.String()
	out.Reset()
	checkHelpForFlag(t, got, parentFlag0, true)
	checkHelpForFlag(t, got, parentFlag1, true)

				t.Fatal(err)
			}
			expectedOut := string(defaultFile)
			if len(expectedOut) == 0 {
				t.Fatal("expected output is empty")
			}

			var out bytes.Buffer
			rootCmd := Cmd(ctx)
			rootCmd.SetArgs(tt.args)
			rootCmd.SetOut(&out)
			rootCmd.SetErr(&out)

			fErr := rootCmd.Execute()
			if fErr != nil {
				t.Fatal(fErr)
			}
			output := out.String()
			if output != expectedOut {

			verifyTestcaseOutput(t, Cmd(cli.NewFakeContext(nil)), c)
		})
	}
}

func verifyTestcaseOutput(t *testing.T, cmd *cobra.Command, c testcase) {
	t.Helper()

	var out bytes.Buffer
	cmd.SetArgs(c.args)
	cmd.SetOut(&out)
	cmd.SetErr(&out)
	cmd.SilenceUsage = true
	if c.namespace != "" {
		namespace = c.namespace
	}

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

				Namespace: "default",
			})), c)
		})
	}
}

func verifyExecTestOutput(t *testing.T, cmd *cobra.Command, c execTestCase) {
	t.Helper()

	var out bytes.Buffer
	cmd.SetArgs(c.args)
	cmd.SilenceUsage = true
	cmd.SetOut(&out)
	cmd.SetErr(&out)

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

	if c.expectedOutput != "" && c.expectedOutput != output {

				Results:   c.execClientConfig,
				Namespace: "default",
			})), c)
		})
	}
}

func verifyExecTestOutput(t *testing.T, cmd *cobra.Command, c execTestCase) {
	t.Helper()

	var out bytes.Buffer
	cmd.SetArgs(c.args)
	cmd.SilenceUsage = true
	cmd.SetOut(&out)
	cmd.SetErr(&out)

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

	if c.expectedOutput != "" && c.expectedOutput != output {

			ctx := cli.NewFakeContext(&cli.NewFakeContextOption{
				IstioNamespace: "istio-system",
			})
			validateCmd := NewValidateCommand(ctx)
			validateCmd.SilenceUsage = true
			validateCmd.SetArgs(c.args)

			// capture output to keep test logs clean
			var out bytes.Buffer
			validateCmd.SetOut(&out)
			validateCmd.SetErr(&out)

			err := validateCmd.Execute()
			if (err != nil) != c.wantError {

		Short:        "Command line Istio install utility.",
		SilenceUsage: true,
		Long: "This command uses the Istio operator code to generate templates, query configurations and perform " +
			"utility operations.",
	}
	rootCmd.SetArgs(args)
	rootCmd.PersistentFlags().AddGoFlagSet(flag.CommandLine)

	rootCmd.AddCommand(ManifestCmd(ctx))
	rootCmd.AddCommand(InstallCmd(ctx))
	rootCmd.AddCommand(ProfileCmd(ctx))
	rootCmd.AddCommand(OperatorCmd(ctx))