95 lines
2.9 KiB
Go
95 lines
2.9 KiB
Go
/*
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Copyright 2016 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 deletetaint
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import (
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"testing"
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"time"
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. "k8s.io/autoscaler/cluster-autoscaler/utils/test"
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"k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime"
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core "k8s.io/client-go/testing"
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apiv1 "k8s.io/kubernetes/pkg/api/v1"
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"k8s.io/kubernetes/pkg/client/clientset_generated/clientset/fake"
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"github.com/stretchr/testify/assert"
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)
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func TestMarkNodes(t *testing.T) {
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node := BuildTestNode("node", 1000, 1000)
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fakeClient, updatedNodes := buildFakeClientAndUpdateChannel(node)
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err := MarkToBeDeleted(node, fakeClient)
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assert.NoError(t, err)
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assert.Equal(t, node.Name, getStringFromChan(updatedNodes))
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assert.True(t, HasToBeDeletedTaint(node))
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}
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func TestCheckNodes(t *testing.T) {
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node := BuildTestNode("node", 1000, 1000)
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fakeClient, updatedNodes := buildFakeClientAndUpdateChannel(node)
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err := MarkToBeDeleted(node, fakeClient)
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assert.NoError(t, err)
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assert.Equal(t, node.Name, getStringFromChan(updatedNodes))
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assert.True(t, HasToBeDeletedTaint(node))
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val, err := GetToBeDeletedTime(node)
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assert.NoError(t, err)
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assert.True(t, time.Now().Sub(*val) < 10*time.Second)
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}
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func TestCleanNodes(t *testing.T) {
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node := BuildTestNode("node", 1000, 1000)
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addToBeDeletedTaint(node)
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fakeClient, updatedNodes := buildFakeClientAndUpdateChannel(node)
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cleaned, err := CleanToBeDeleted(node, fakeClient)
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assert.True(t, cleaned)
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assert.NoError(t, err)
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assert.Equal(t, node.Name, getStringFromChan(updatedNodes))
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assert.False(t, HasToBeDeletedTaint(node))
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}
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func buildFakeClientAndUpdateChannel(node *apiv1.Node) (*fake.Clientset, chan string) {
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fakeClient := &fake.Clientset{}
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updatedNodes := make(chan string, 10)
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fakeClient.Fake.AddReactor("get", "nodes", func(action core.Action) (bool, runtime.Object, error) {
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get := action.(core.GetAction)
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if get.GetName() == node.Name {
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return true, node, nil
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}
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return true, nil, errors.NewNotFound(apiv1.Resource("node"), get.GetName())
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})
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fakeClient.Fake.AddReactor("update", "nodes", func(action core.Action) (bool, runtime.Object, error) {
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update := action.(core.UpdateAction)
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obj := update.GetObject().(*apiv1.Node)
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updatedNodes <- obj.Name
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return true, obj, nil
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})
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return fakeClient, updatedNodes
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}
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func getStringFromChan(c chan string) string {
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select {
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case val := <-c:
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return val
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case <-time.After(time.Second * 10):
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return "Nothing returned"
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}
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}
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