t.Errorf("The code did not panic")
				} else if r != nil && !tt.expectPanic {
					t.Errorf("The code did panic")
				}
			}()

			n.OnNodeAdd(node)
		})
	}
}

func TestNodePodCIDRHandlerUpdate(t *testing.T) {
	oldKlogOsExit := klog.OsExit
	defer func() {
		klog.OsExit = oldKlogOsExit
	}()
	klog.OsExit = customExit

	tests := []struct {
		name            string
		oldNodePodCIDRs []string