mirror of
https://github.com/kubernetes/client-go.git
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Merge pull request #125102 from 0xMALVEE/unit-tests-listers.go
Add unit tests to client-go/tools/cache/listers.go Kubernetes-commit: 0b00454617397cea2e9e6ed75b232a4e1e9cfb6d
This commit is contained in:
Kubernetes Publisher
commit
92865bf125
2
go.mod
2
go.mod
@ -26,7 +26,7 @@ require (
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google.golang.org/protobuf v1.36.5
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gopkg.in/evanphx/json-patch.v4 v4.12.0
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k8s.io/api v0.0.0-20250311213050-d471f34256a2
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k8s.io/apimachinery v0.0.0-20250311092730-6e3d6ca42453
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k8s.io/apimachinery v0.0.0-20250312043753-2687636770f8
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k8s.io/klog/v2 v2.130.1
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k8s.io/kube-openapi v0.0.0-20250304201544-e5f78fe3ede9
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k8s.io/utils v0.0.0-20241104100929-3ea5e8cea738
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4
go.sum
4
go.sum
@ -148,8 +148,8 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
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gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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k8s.io/api v0.0.0-20250311213050-d471f34256a2 h1:oZ7qygNgz2kT79G35s6WdqjgHLRUhagPG1sncLLt8f4=
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k8s.io/api v0.0.0-20250311213050-d471f34256a2/go.mod h1:GoBXZTTPdVLaqx1aHmJoO20ucV0hWHvJxYByY7F2Aqk=
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k8s.io/apimachinery v0.0.0-20250311092730-6e3d6ca42453 h1:OHdFWi18BE714KkhhYcPoYVPHfF86ACb1d4zveVAHZs=
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k8s.io/apimachinery v0.0.0-20250311092730-6e3d6ca42453/go.mod h1:S2OIkExGqJOXYSYcAJwQ9zWcc6BkBUdTJUu4M7z0cvo=
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k8s.io/apimachinery v0.0.0-20250312043753-2687636770f8 h1:5Mh2OhmA4UBjm84f2wHYwwaAhA7Unw+PpIyiAJuqeUg=
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k8s.io/apimachinery v0.0.0-20250312043753-2687636770f8/go.mod h1:S2OIkExGqJOXYSYcAJwQ9zWcc6BkBUdTJUu4M7z0cvo=
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k8s.io/klog/v2 v2.130.1 h1:n9Xl7H1Xvksem4KFG4PYbdQCQxqc/tTUyrgXaOhHSzk=
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k8s.io/klog/v2 v2.130.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE=
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k8s.io/kube-openapi v0.0.0-20250304201544-e5f78fe3ede9 h1:t0huyHnz6HsokckRxAF1bY0cqPFwzINKCL7yltEjZQc=
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199
tools/cache/listers_test.go
vendored
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199
tools/cache/listers_test.go
vendored
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@ -0,0 +1,199 @@
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/*
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Copyright 2024 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cache
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import (
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"reflect"
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"testing"
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"github.com/google/go-cmp/cmp"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/apimachinery/pkg/runtime"
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schema "k8s.io/apimachinery/pkg/runtime/schema"
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)
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func TestListersListAll(t *testing.T) {
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mkObj := func(id string, val string) testStoreObject {
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return testStoreObject{id: id, val: val}
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}
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store := NewStore(testStoreKeyFunc)
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err := store.Add(mkObj("foo", "bar"))
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if err != nil {
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t.Errorf("store obj add failed")
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}
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err = store.Add(mkObj("foo-1", "bar-1"))
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if err != nil {
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t.Errorf("store obj add failed")
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}
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expectedOutput := []testStoreObject{
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mkObj("foo", "bar"),
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mkObj("foo-1", "bar-1"),
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}
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actualOutput := []testStoreObject{}
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err = ListAll(store, labels.Everything(), func(obj interface{}) {
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actualOutput = append(actualOutput, obj.(testStoreObject))
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})
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if !reflect.DeepEqual(expectedOutput, actualOutput) {
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t.Fatalf("unexpected object has been returned expected = %v actual = %v, diff = %v", expectedOutput, actualOutput, cmp.Diff(expectedOutput, actualOutput))
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}
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}
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func TestListersListAllByNamespace(t *testing.T) {
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objs := []*unstructured.Unstructured{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo1"),
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newUnstructured("group/version", "TheKind", "ns-bar", "name-bar"),
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}
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indexer := NewIndexer(MetaNamespaceKeyFunc, Indexers{})
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for _, obj := range objs {
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err := indexer.Add(obj)
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if err != nil {
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t.Fatal(err)
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}
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}
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expectedOutput := []*unstructured.Unstructured{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo1"),
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}
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namespaceToList := "ns-foo"
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actualOutput := []*unstructured.Unstructured{}
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appendFn := func(obj interface{}) {
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actualOutput = append(actualOutput, obj.(*unstructured.Unstructured))
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}
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err := ListAllByNamespace(indexer, namespaceToList, labels.Everything(), appendFn)
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if err != nil {
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t.Fatal(err)
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}
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if !reflect.DeepEqual(expectedOutput, actualOutput) {
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t.Fatalf("unexpected object has been returned expected = %v actual = %v, diff = %v", expectedOutput, actualOutput, cmp.Diff(expectedOutput, actualOutput))
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}
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}
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func TestGenericListerListMethod(t *testing.T) {
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objs := []*unstructured.Unstructured{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo1"),
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newUnstructured("group/version", "TheKind", "ns-bar", "name-bar"),
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}
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indexer := NewIndexer(MetaNamespaceKeyFunc, Indexers{})
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for _, obj := range objs {
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err := indexer.Add(obj)
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if err != nil {
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t.Fatal(err)
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}
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}
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target := NewGenericLister(indexer, schema.GroupResource{Group: "group", Resource: "resource"})
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expectedOutput := []runtime.Object{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo1"),
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newUnstructured("group/version", "TheKind", "ns-bar", "name-bar"),
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}
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actualOutput, err := target.List(labels.Everything())
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if err != nil {
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t.Fatal(err)
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}
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if !reflect.DeepEqual(expectedOutput, actualOutput) {
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t.Fatalf("unexpected object has been returned expected = %v actual = %v, diff = %v", expectedOutput, actualOutput, cmp.Diff(expectedOutput, actualOutput))
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}
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}
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func TestGenericListerByNamespaceMethod(t *testing.T) {
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objs := []*unstructured.Unstructured{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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newUnstructured("group/version", "TheKind", "ns-faa", "name-faa1"),
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newUnstructured("group/version", "TheKind", "ns-bar", "name-bar"),
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}
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indexer := NewIndexer(MetaNamespaceKeyFunc, Indexers{})
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for _, obj := range objs {
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err := indexer.Add(obj)
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if err != nil {
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t.Fatal(err)
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}
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}
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target := NewGenericLister(indexer, schema.GroupResource{Group: "group", Resource: "resource"})
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expectedOutput := []runtime.Object{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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}
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namespaceToList := "ns-foo"
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actualOutput, err := target.ByNamespace(namespaceToList).List(labels.Everything())
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if err != nil {
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t.Fatal(err)
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}
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if !reflect.DeepEqual(expectedOutput, actualOutput) {
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t.Fatalf("unexpected object has been returned expected = %v actual = %v, diff = %v", expectedOutput, actualOutput, cmp.Diff(expectedOutput, actualOutput))
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}
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}
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func TestGenericListerGetMethod(t *testing.T) {
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objs := []*unstructured.Unstructured{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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newUnstructured("group/version", "TheKind", "ns-faa", "name-faa1"),
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newUnstructured("group/version", "TheKind", "ns-bar", "name-bar"),
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}
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indexer := NewIndexer(MetaNamespaceKeyFunc, Indexers{})
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for _, obj := range objs {
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err := indexer.Add(obj)
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if err != nil {
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t.Fatal(err)
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}
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}
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target := NewGenericLister(indexer, schema.GroupResource{Group: "group", Resource: "resource"})
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expectedOutput := []runtime.Object{
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newUnstructured("group/version", "TheKind", "ns-foo", "name-foo"),
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}[0]
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key := "ns-foo/name-foo"
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actualOutput, err := target.Get(key)
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if err != nil {
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t.Fatal(err)
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}
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if !reflect.DeepEqual(expectedOutput, actualOutput) {
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t.Fatalf("unexpected object has been returned expected = %v actual = %v, diff = %v", expectedOutput, actualOutput, cmp.Diff(expectedOutput, actualOutput))
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}
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}
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func newUnstructured(apiVersion, kind, namespace, name string) *unstructured.Unstructured {
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return &unstructured.Unstructured{
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Object: map[string]interface{}{
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"apiVersion": apiVersion,
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"kind": kind,
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"metadata": map[string]interface{}{
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"namespace": namespace,
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"name": name,
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},
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},
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}
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}
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