fix linting issue

command_test.go

@@ -177,88 +177,92 @@ func TestSubcommandExecuteC(t *testing.T) {
 
 func TestSubcommandExecuteMissingSubcommand(t *testing.T) {
 	rootCmd := &Command{Use: "root", Run: emptyRun}
-	childCmd := &Command{Use: "child", Run: nil, ErrorOnUnknownSubcommand: false}
-	child2Cmd := &Command{Use: "child2", Run: emptyRun}
+	const childName = "child"
+	const grandchildName = "grandchild"
+	childCmd := &Command{Use: childName, Run: nil, ErrorOnUnknownSubcommand: false}
+	child2Cmd := &Command{Use: grandchildName, Run: emptyRun}
 	rootCmd.AddCommand(childCmd)
 	childCmd.AddCommand(child2Cmd)
 
 	// test existing command
-	c, output, err := executeCommandC(rootCmd, "child")
+	c, output, err := executeCommandC(rootCmd, childName)
 	if !strings.HasPrefix(output, "Usage:") {
 		t.Errorf("Unexpected output: %v", output)
 	}
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err)
 	}
-	if c.Name() != "child" {
+	if c.Name() != childName {
 		t.Errorf(`invalid command returned from ExecuteC: expected "child"', got: %q`, c.Name())
 	}
 
 	// test existing sub command
-	c, output, err = executeCommandC(rootCmd, "child", "child2")
+	c, output, err = executeCommandC(rootCmd, childName, grandchildName)
 	if output != "" {
 		t.Errorf("Unexpected output: %v", output)
 	}
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err)
 	}
-	if c.Name() != "child2" {
-		t.Errorf(`invalid command returned from ExecuteC: expected "child"', got: %q`, c.Name())
+	if c.Name() != grandchildName {
+		t.Errorf(`invalid command returned from ExecuteC: expected "grandchild"', got: %q`, c.Name())
 	}
 
 	// now test a command which does not exist, we will get no error, just "Usage:" is printed
-	c, output, err = executeCommandC(rootCmd, "child", "unknownChild")
+	c, output, err = executeCommandC(rootCmd, childName, "unknownChild")
 	if !strings.HasPrefix(output, "Usage:") {
 		t.Errorf("Expected: 'Usage: ...'\nGot:\n %q\n", output)
 	}
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err)
 	}
-	if c.Name() != "child" {
+	if c.Name() != childName {
 		t.Errorf(`invalid command returned from ExecuteC: expected "child"', got: %q`, c.Name())
 	}
 }
 
 func TestSubcommandExecuteMissingSubcommandWithErrorOnUnknownSubcommand(t *testing.T) {
 	rootCmd := &Command{Use: "root", Run: emptyRun}
-	childCmd := &Command{Use: "child", Run: nil, ErrorOnUnknownSubcommand: true}
-	child2Cmd := &Command{Use: "child2", Run: emptyRun}
+	const childName = "child"
+	const grandchildName = "grandchild"
+	childCmd := &Command{Use: childName, Run: nil, ErrorOnUnknownSubcommand: true}
+	child2Cmd := &Command{Use: grandchildName, Run: emptyRun}
 	rootCmd.AddCommand(childCmd)
 	childCmd.AddCommand(child2Cmd)
 
 	// test existing command
-	c, output, err := executeCommandC(rootCmd, "child")
+	c, output, err := executeCommandC(rootCmd, childName)
 	if !strings.HasPrefix(output, "Error:") {
 		t.Errorf("Unexpected output: %v", output)
 	}
 	if !errors.Is(err, ErrUnknownSubcommand) {
 		t.Errorf("Unexpected error: %v", err)
 	}
-	if c.Name() != "child" {
+	if c.Name() != childName {
 		t.Errorf(`invalid command returned from ExecuteC: expected "child"', got: %q`, c.Name())
 	}
 
 	// test existing sub command
-	c, output, err = executeCommandC(rootCmd, "child", "child2")
+	c, output, err = executeCommandC(rootCmd, childName, grandchildName)
 	if output != "" {
 		t.Errorf("Unexpected output: %v", output)
 	}
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err)
 	}
-	if c.Name() != "child2" {
+	if c.Name() != grandchildName {
 		t.Errorf(`invalid command returned from ExecuteC: expected "child"', got: %q`, c.Name())
 	}
 
 	// now test a command which does not exist, we expect an error because of the ErrorOnUnknownSubcommand flag
-	c, output, err = executeCommandC(rootCmd, "child", "unknownChild")
+	c, output, err = executeCommandC(rootCmd, childName, "unknownChild")
 	if !strings.HasPrefix(output, "Error:") {
 		t.Errorf("Unexpected output: %v", output)
 	}
 	if !errors.Is(err, ErrUnknownSubcommand) {
 		t.Errorf("Unexpected error: %v", err)
 	}
-	if c.Name() != "child" {
+	if c.Name() != childName {
 		t.Errorf(`invalid command returned from ExecuteC: expected "child"', got: %q`, c.Name())
 	}
 }