104 lines
3.8 KiB
Go
104 lines
3.8 KiB
Go
/*
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Copyright 2018 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 nodegroupset
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import (
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"testing"
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"k8s.io/autoscaler/cluster-autoscaler/cloudprovider"
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testprovider "k8s.io/autoscaler/cluster-autoscaler/cloudprovider/test"
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"k8s.io/autoscaler/cluster-autoscaler/context"
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. "k8s.io/autoscaler/cluster-autoscaler/utils/test"
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schedulercache "k8s.io/kubernetes/pkg/scheduler/cache"
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"github.com/stretchr/testify/assert"
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)
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func TestIsGkeNodeInfoSimilar(t *testing.T) {
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n1 := BuildTestNode("node1", 1000, 2000)
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n1.ObjectMeta.Labels["test-label"] = "test-value"
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n1.ObjectMeta.Labels["character"] = "winnie the pooh"
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n2 := BuildTestNode("node2", 1000, 2000)
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n2.ObjectMeta.Labels["test-label"] = "test-value"
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// No node-pool labels.
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checkNodesSimilar(t, n1, n2, IsGkeNodeInfoSimilar, false)
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// Empty node-pool labels
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n1.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = ""
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n2.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = ""
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checkNodesSimilar(t, n1, n2, IsGkeNodeInfoSimilar, false)
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// Only one non empty
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n1.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = ""
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n2.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah"
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checkNodesSimilar(t, n1, n2, IsGkeNodeInfoSimilar, false)
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// Only one present
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delete(n1.ObjectMeta.Labels, "cloud.google.com/gke-nodepool")
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n2.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah"
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checkNodesSimilar(t, n1, n2, IsGkeNodeInfoSimilar, false)
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// Different vales
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n1.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah1"
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n2.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah2"
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checkNodesSimilar(t, n1, n2, IsGkeNodeInfoSimilar, false)
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// Same values
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n1.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah"
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n2.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah"
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checkNodesSimilar(t, n1, n2, IsGkeNodeInfoSimilar, true)
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}
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func TestFindSimilarNodeGroupsGkeBasic(t *testing.T) {
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processor := &BalancingNodeGroupSetProcessor{Comparator: IsGkeNodeInfoSimilar}
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basicSimilarNodeGroupsTest(t, processor)
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}
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func TestFindSimilarNodeGroupsGkeByLabel(t *testing.T) {
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processor := &BalancingNodeGroupSetProcessor{Comparator: IsGkeNodeInfoSimilar}
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context := &context.AutoscalingContext{}
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n1 := BuildTestNode("n1", 1000, 1000)
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n2 := BuildTestNode("n2", 2000, 2000)
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provider := testprovider.NewTestCloudProvider(nil, nil)
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provider.AddNodeGroup("ng1", 1, 10, 1)
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provider.AddNodeGroup("ng2", 1, 10, 1)
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provider.AddNode("ng1", n1)
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provider.AddNode("ng2", n2)
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ni1 := schedulercache.NewNodeInfo()
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ni1.SetNode(n1)
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ni2 := schedulercache.NewNodeInfo()
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ni2.SetNode(n2)
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nodeInfosForGroups := map[string]*schedulercache.NodeInfo{
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"ng1": ni1, "ng2": ni2,
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}
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ng1, _ := provider.NodeGroupForNode(n1)
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ng2, _ := provider.NodeGroupForNode(n2)
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context.CloudProvider = provider
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// Groups with different cpu and mem are not similar
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similar, err := processor.FindSimilarNodeGroups(context, ng1, nodeInfosForGroups)
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assert.NoError(t, err)
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assert.Equal(t, similar, []cloudprovider.NodeGroup{})
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// Unless we give them nodepool label
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n1.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah"
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n2.ObjectMeta.Labels["cloud.google.com/gke-nodepool"] = "blah"
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similar, err = processor.FindSimilarNodeGroups(context, ng1, nodeInfosForGroups)
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assert.NoError(t, err)
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assert.Equal(t, similar, []cloudprovider.NodeGroup{ng2})
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}
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