}
	if port > 0 && port < 65536 {
		return port, nil
	}
	return port, fmt.Errorf("invalid port number: %v", port)
}

// findPortByName is a helper function to look up a port in a container by name.
func findPortByName(container *v1.Container, portName string) (int, error) {
	for _, port := range container.Ports {
		if port.Name == portName {
			return int(port.ContainerPort), nil
		}
	}

	for _, tt := range tests {
		tt := tt
		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()
			got, err := findPortByName(tt.args.container, tt.args.portName)
			if (err != nil) != tt.wantErr {
				t.Errorf("findPortByName() error = %v, wantErr %v", err, tt.wantErr)
				return
			}
			if got != tt.want {
				t.Errorf("findPortByName() = %v, want %v", got, tt.want)
			}
		})
	}
}

func TestResolveContainerPort(t *testing.T) {