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Merge pull request #4388 from CecileRobertMichon/cherry-pick-annotations
🌱 Annotate nodes with cluster and owner info
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| /* | ||
| Copyright 2020 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 annotations | ||
|
|
||
| import ( | ||
| . "github.com/onsi/gomega" | ||
| corev1 "k8s.io/api/core/v1" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "testing" | ||
| ) | ||
|
|
||
| func TestAddAnnotations(t *testing.T) { | ||
| g := NewWithT(t) | ||
|
|
||
| var testcases = []struct { | ||
| name string | ||
| obj metav1.Object | ||
| input map[string]string | ||
| expected map[string]string | ||
| changed bool | ||
| }{ | ||
| { | ||
| name: "should return false if no changes are made", | ||
| obj: &corev1.Node{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Annotations: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| }, | ||
| Spec: corev1.NodeSpec{}, | ||
| Status: corev1.NodeStatus{}, | ||
| }, | ||
| input: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| expected: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| changed: false, | ||
| }, | ||
| { | ||
| name: "should do nothing if no annotations are provided", | ||
| obj: &corev1.Node{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Annotations: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| }, | ||
| Spec: corev1.NodeSpec{}, | ||
| Status: corev1.NodeStatus{}, | ||
| }, | ||
| input: map[string]string{}, | ||
| expected: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| changed: false, | ||
| }, | ||
| { | ||
| name: "should do nothing if no annotations are provided and have been nil before", | ||
| obj: &corev1.Node{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Annotations: nil, | ||
| }, | ||
| Spec: corev1.NodeSpec{}, | ||
| Status: corev1.NodeStatus{}, | ||
| }, | ||
| input: map[string]string{}, | ||
| expected: nil, | ||
| changed: false, | ||
| }, | ||
| { | ||
| name: "should return true if annotations are added", | ||
| obj: &corev1.Node{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Annotations: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| }, | ||
| Spec: corev1.NodeSpec{}, | ||
| Status: corev1.NodeStatus{}, | ||
| }, | ||
| input: map[string]string{ | ||
| "thing1": "thing2", | ||
| "buzz": "blah", | ||
| }, | ||
| expected: map[string]string{ | ||
| "foo": "bar", | ||
| "thing1": "thing2", | ||
| "buzz": "blah", | ||
| }, | ||
| changed: true, | ||
| }, | ||
| { | ||
| name: "should return true if annotations are changed", | ||
| obj: &corev1.Node{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Annotations: map[string]string{ | ||
| "foo": "bar", | ||
| }, | ||
| }, | ||
| Spec: corev1.NodeSpec{}, | ||
| Status: corev1.NodeStatus{}, | ||
| }, | ||
| input: map[string]string{ | ||
| "foo": "buzz", | ||
| }, | ||
| expected: map[string]string{ | ||
| "foo": "buzz", | ||
| }, | ||
| changed: true, | ||
| }, | ||
| { | ||
| name: "should return true if annotations are changed and have been nil before", | ||
| obj: &corev1.Node{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Annotations: nil, | ||
| }, | ||
| Spec: corev1.NodeSpec{}, | ||
| Status: corev1.NodeStatus{}, | ||
| }, | ||
| input: map[string]string{ | ||
| "foo": "buzz", | ||
| }, | ||
| expected: map[string]string{ | ||
| "foo": "buzz", | ||
| }, | ||
| changed: true, | ||
| }, | ||
| } | ||
|
|
||
| for _, tc := range testcases { | ||
| t.Run(tc.name, func(t *testing.T) { | ||
| res := AddAnnotations(tc.obj, tc.input) | ||
| g.Expect(res).To(Equal(tc.changed)) | ||
| g.Expect(tc.obj.GetAnnotations()).To(Equal(tc.expected)) | ||
| }) | ||
| } | ||
| } |