mirror of https://github.com/fluxcd/cli-utils.git
80 lines
2.0 KiB
Go
80 lines
2.0 KiB
Go
// Copyright 2020 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package task
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"k8s.io/apimachinery/pkg/api/meta"
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"k8s.io/client-go/discovery"
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"k8s.io/client-go/restmapper"
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"sigs.k8s.io/cli-utils/pkg/apply/event"
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"sigs.k8s.io/cli-utils/pkg/apply/taskrunner"
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"sigs.k8s.io/cli-utils/pkg/testutil"
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)
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func TestResetRESTMapperTask(t *testing.T) {
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testCases := map[string]struct {
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toRESTMapper func() (meta.RESTMapper, *fakeCachedDiscoveryClient)
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expectErr bool
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expectedErrMessage string
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}{
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"correct wrapped RESTMapper": {
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toRESTMapper: func() (meta.RESTMapper, *fakeCachedDiscoveryClient) {
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discoveryClient := &fakeCachedDiscoveryClient{}
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ddRESTMapper := restmapper.NewDeferredDiscoveryRESTMapper(discoveryClient)
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return restmapper.NewShortcutExpander(ddRESTMapper, discoveryClient), discoveryClient
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},
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expectErr: false,
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},
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"incorrect wrapped RESTMapper": {
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toRESTMapper: func() (meta.RESTMapper, *fakeCachedDiscoveryClient) {
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return testutil.NewFakeRESTMapper(), nil
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},
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expectErr: true,
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expectedErrMessage: "unexpected RESTMapper type",
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},
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}
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for tn, tc := range testCases {
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t.Run(tn, func(t *testing.T) {
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eventChannel := make(chan event.Event)
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defer close(eventChannel)
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taskContext := taskrunner.NewTaskContext(eventChannel)
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mapper, discoveryClient := tc.toRESTMapper()
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resetRESTMapperTask := &ResetRESTMapperTask{
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Mapper: mapper,
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}
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resetRESTMapperTask.Start(taskContext)
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result := <-taskContext.TaskChannel()
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if tc.expectErr {
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assert.Error(t, result.Err)
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assert.Contains(t, result.Err.Error(), tc.expectedErrMessage)
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return
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}
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assert.True(t, discoveryClient.invalidated)
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})
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}
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}
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type fakeCachedDiscoveryClient struct {
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discovery.DiscoveryInterface
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invalidated bool
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}
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func (d *fakeCachedDiscoveryClient) Fresh() bool {
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return true
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}
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func (d *fakeCachedDiscoveryClient) Invalidate() {
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d.invalidated = true
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}
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