t.Run(tt.name, func(t *testing.T) {
			err := ValidateKubeletFlags(&KubeletFlags{
				ContainerRuntimeOptions: config.ContainerRuntimeOptions{},
				NodeLabels:              tt.labels,
			})

			if tt.error && err == nil {
				t.Errorf("ValidateKubeletFlags should have failed with labels: %+v", tt.labels)
			}

			if !tt.error && err != nil {
				t.Errorf("ValidateKubeletFlags should not have failed with labels: %+v", tt.labels)

		MinimumGCAge:            metav1.Duration{Duration: 0},
		RegisterSchedulable:     true,
		NodeLabels:              make(map[string]string),
	}
}

// ValidateKubeletFlags validates Kubelet's configuration flags and returns an error if they are invalid.
func ValidateKubeletFlags(f *KubeletFlags) error {
	unknownLabels := sets.NewString()
	invalidLabelErrs := make(map[string][]string)
	for k, v := range f.NodeLabels {

				return fmt.Errorf("failed to set feature gates from initial flags-based config: %w", err)
			}

			// validate the initial KubeletFlags
			if err := options.ValidateKubeletFlags(kubeletFlags); err != nil {
				return fmt.Errorf("failed to validate kubelet flags: %w", err)
			}

			if cleanFlagSet.Changed("pod-infra-container-image") {