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c45bc431c3
Signed-off-by: Feilian Xie <fxie@redhat.com> Kubernetes-commit: 33557a2f6c82d10fa6a459d2ebac56d6a2670492
111 lines
3.8 KiB
Go
111 lines
3.8 KiB
Go
/*
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Copyright 2017 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 fake_test
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import (
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"errors"
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"testing"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/version"
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fakediscovery "k8s.io/client-go/discovery/fake"
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fakeclientset "k8s.io/client-go/kubernetes/fake"
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kubetesting "k8s.io/client-go/testing"
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)
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func TestFakingServerVersion(t *testing.T) {
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client := fakeclientset.NewSimpleClientset()
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fakeDiscovery, ok := client.Discovery().(*fakediscovery.FakeDiscovery)
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if !ok {
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t.Fatalf("couldn't convert Discovery() to *FakeDiscovery")
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}
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testGitCommit := "v1.0.0"
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fakeDiscovery.FakedServerVersion = &version.Info{
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GitCommit: testGitCommit,
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}
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sv, err := client.Discovery().ServerVersion()
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if sv.GitCommit != testGitCommit {
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t.Fatalf("unexpected faked discovery return value: %q", sv.GitCommit)
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}
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}
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func TestFakingServerVersionWithError(t *testing.T) {
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expectedError := errors.New("an error occurred")
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fakeClient := fakeclientset.NewSimpleClientset()
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fakeClient.Discovery().(*fakediscovery.FakeDiscovery).PrependReactor("*", "*", func(action kubetesting.Action) (handled bool, ret runtime.Object, err error) {
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return true, nil, expectedError
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})
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_, err := fakeClient.Discovery().ServerVersion()
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if err == nil {
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t.Fatal("ServerVersion should return error, returned nil instead")
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}
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if err != expectedError {
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t.Fatal("ServerVersion should return expected error, returned different error instead")
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}
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}
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func TestFakingServerResourcesForGroupVersionWithError(t *testing.T) {
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expectedError := errors.New("an error occurred")
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fakeClient := fakeclientset.NewClientset()
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fakeClient.Discovery().(*fakediscovery.FakeDiscovery).PrependReactor("*", "*", func(action kubetesting.Action) (handled bool, ret runtime.Object, err error) {
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return true, nil, expectedError
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})
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result, err := fakeClient.Discovery().ServerResourcesForGroupVersion("dummy.group.io/v1beta2")
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if result != nil {
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t.Errorf(`expect result to be nil but got "%v" instead`, result)
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}
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if !errors.Is(err, expectedError) {
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t.Errorf(`expect error to be "%v" but got "%v" instead`, expectedError, err)
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}
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}
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func TestFakingServerGroupsWithError(t *testing.T) {
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expectedError := errors.New("an error occurred")
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fakeClient := fakeclientset.NewClientset()
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fakeClient.Discovery().(*fakediscovery.FakeDiscovery).PrependReactor("*", "*", func(action kubetesting.Action) (handled bool, ret runtime.Object, err error) {
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return true, nil, expectedError
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})
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result, err := fakeClient.Discovery().ServerGroups()
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if result != nil {
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t.Errorf(`expect result to be nil but got "%v" instead`, result)
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}
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if !errors.Is(err, expectedError) {
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t.Errorf(`expect error to be "%v" but got "%v" instead`, expectedError, err)
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}
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}
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func TestFakingServerGroupsAndResourcesWithError(t *testing.T) {
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expectedError := errors.New("an error occurred")
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fakeClient := fakeclientset.NewClientset()
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fakeClient.Discovery().(*fakediscovery.FakeDiscovery).PrependReactor("get", "resource", func(action kubetesting.Action) (handled bool, ret runtime.Object, err error) {
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return true, nil, expectedError
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})
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_, _, err := fakeClient.Discovery().ServerGroupsAndResources()
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if !errors.Is(err, expectedError) {
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t.Errorf(`expect error to be "%v" but got "%v" instead`, expectedError, err)
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}
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}
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