parentCmd.SetArgs(args)
	cmd := newCmdCompletion(&out, "")
	parentCmd.AddCommand(cmd)
	if err := parentCmd.Execute(); err != nil {
		t.Errorf("Cannot execute newCmdCompletion: %v", err)
	}
}

func TestRunCompletion(t *testing.T) {
	var out bytes.Buffer
	type TestCase struct {
		name          string
		args          []string
		expectedError bool
	}

	testCases := []TestCase{
		{