| /* |
| Copyright 2016 The Kubernetes Authors. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| |
| package labels |
| |
| import ( |
| "reflect" |
| "testing" |
| |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| ) |
| |
| func TestCloneAndAddLabel(t *testing.T) { |
| labels := map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| } |
| |
| cases := []struct { |
| labels map[string]string |
| labelKey string |
| labelValue string |
| want map[string]string |
| }{ |
| { |
| labels: labels, |
| want: labels, |
| }, |
| { |
| labels: labels, |
| labelKey: "foo4", |
| labelValue: "42", |
| want: map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| "foo4": "42", |
| }, |
| }, |
| } |
| |
| for _, tc := range cases { |
| got := CloneAndAddLabel(tc.labels, tc.labelKey, tc.labelValue) |
| if !reflect.DeepEqual(got, tc.want) { |
| t.Errorf("[Add] got %v, want %v", got, tc.want) |
| } |
| // now test the inverse. |
| got_rm := CloneAndRemoveLabel(got, tc.labelKey) |
| if !reflect.DeepEqual(got_rm, tc.labels) { |
| t.Errorf("[RM] got %v, want %v", got_rm, tc.labels) |
| } |
| } |
| } |
| |
| func TestAddLabel(t *testing.T) { |
| labels := map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| } |
| |
| cases := []struct { |
| labels map[string]string |
| labelKey string |
| labelValue string |
| want map[string]string |
| }{ |
| { |
| labels: labels, |
| want: labels, |
| }, |
| { |
| labels: labels, |
| labelKey: "foo4", |
| labelValue: "food", |
| want: map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| "foo4": "food", |
| }, |
| }, |
| { |
| labels: nil, |
| labelKey: "foo4", |
| labelValue: "food", |
| want: map[string]string{ |
| "foo4": "food", |
| }, |
| }, |
| } |
| |
| for _, tc := range cases { |
| got := AddLabel(tc.labels, tc.labelKey, tc.labelValue) |
| if !reflect.DeepEqual(got, tc.want) { |
| t.Errorf("got %v, want %v", got, tc.want) |
| } |
| } |
| } |
| |
| func TestCloneSelectorAndAddLabel(t *testing.T) { |
| labels := map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| } |
| |
| cases := []struct { |
| labels map[string]string |
| labelKey string |
| labelValue string |
| want map[string]string |
| }{ |
| { |
| labels: labels, |
| want: labels, |
| }, |
| { |
| labels: labels, |
| labelKey: "foo4", |
| labelValue: "89", |
| want: map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| "foo4": "89", |
| }, |
| }, |
| { |
| labels: nil, |
| labelKey: "foo4", |
| labelValue: "12", |
| want: map[string]string{ |
| "foo4": "12", |
| }, |
| }, |
| } |
| |
| for _, tc := range cases { |
| ls_in := metav1.LabelSelector{MatchLabels: tc.labels} |
| ls_out := metav1.LabelSelector{MatchLabels: tc.want} |
| |
| got := CloneSelectorAndAddLabel(&ls_in, tc.labelKey, tc.labelValue) |
| if !reflect.DeepEqual(got, &ls_out) { |
| t.Errorf("got %v, want %v", got, tc.want) |
| } |
| } |
| } |
| |
| func TestAddLabelToSelector(t *testing.T) { |
| labels := map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| } |
| |
| cases := []struct { |
| labels map[string]string |
| labelKey string |
| labelValue string |
| want map[string]string |
| }{ |
| { |
| labels: labels, |
| want: labels, |
| }, |
| { |
| labels: labels, |
| labelKey: "foo4", |
| labelValue: "89", |
| want: map[string]string{ |
| "foo1": "bar1", |
| "foo2": "bar2", |
| "foo3": "bar3", |
| "foo4": "89", |
| }, |
| }, |
| { |
| labels: nil, |
| labelKey: "foo4", |
| labelValue: "12", |
| want: map[string]string{ |
| "foo4": "12", |
| }, |
| }, |
| } |
| |
| for _, tc := range cases { |
| ls_in := metav1.LabelSelector{MatchLabels: tc.labels} |
| ls_out := metav1.LabelSelector{MatchLabels: tc.want} |
| |
| got := AddLabelToSelector(&ls_in, tc.labelKey, tc.labelValue) |
| if !reflect.DeepEqual(got, &ls_out) { |
| t.Errorf("got %v, want %v", got, tc.want) |
| } |
| } |
| } |