From 9b19dfca2c3c061920a861f1f3e7a7bd99eeccb0 Mon Sep 17 00:00:00 2001
From: caozhiyuan <caozhiyuan_yewu@cmss.chinamobile.com>
Date: Thu, 17 Dec 2020 12:40:29 +0800
Subject: [PATCH] add unit test for helper.go

---
 pkg/apis/core/v1/helper/helpers_test.go | 83 +++++++++++++++++++++++++
 1 file changed, 83 insertions(+)

diff --git a/pkg/apis/core/v1/helper/helpers_test.go b/pkg/apis/core/v1/helper/helpers_test.go
index c418e82b4fb..51e6adc4e07 100644
--- a/pkg/apis/core/v1/helper/helpers_test.go
+++ b/pkg/apis/core/v1/helper/helpers_test.go
@@ -1509,3 +1509,86 @@ func TestHugePageUnitSizeFromByteSize(t *testing.T) {
 		}
 	}
 }
+
+func TestLoadBalancerStatusEqual(t *testing.T) {
+
+	testCases := []struct {
+		left      *v1.LoadBalancerStatus
+		right     *v1.LoadBalancerStatus
+		name      string
+		expectVal bool
+	}{{
+		name: "left equals right",
+		left: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.1",
+				Hostname: "host1",
+			}},
+		},
+		right: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.1",
+				Hostname: "host1",
+			}},
+		},
+		expectVal: true,
+	}, {
+		name: "length of LoadBalancerIngress slice is not equal",
+		left: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.1",
+				Hostname: "host1",
+			}, {
+				IP:       "1.1.1.2",
+				Hostname: "host1",
+			}},
+		},
+		right: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.1",
+				Hostname: "host1",
+			}},
+		},
+		expectVal: false,
+	}, {
+		name: "LoadBalancerIngress ip is not equal",
+		left: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.2",
+				Hostname: "host1",
+			}},
+		},
+		right: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.1",
+				Hostname: "host1",
+			}},
+		},
+		expectVal: false,
+	}, {
+		name: "LoadBalancerIngress hostname is not equal",
+		left: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.1",
+				Hostname: "host2",
+			}},
+		},
+		right: &v1.LoadBalancerStatus{
+			Ingress: []v1.LoadBalancerIngress{{
+				IP:       "1.1.1.1",
+				Hostname: "host1",
+			}},
+		},
+		expectVal: false,
+	}}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			v := LoadBalancerStatusEqual(tc.left, tc.right)
+			if v != tc.expectVal {
+				t.Errorf("test %s failed. left input=%v, right input=%v, Got %v but expected %v",
+					tc.name, tc.left, tc.right, v, tc.expectVal)
+			}
+		})
+	}
+}