mirror of https://github.com/k3s-io/k3s
101 lines
2.4 KiB
Go
101 lines
2.4 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 kubelet
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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/api/core/v1"
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apiequality "k8s.io/apimachinery/pkg/api/equality"
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"k8s.io/apimachinery/pkg/api/resource"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func TestPodResourceLimitsDefaulting(t *testing.T) {
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tk := newTestKubelet(t, true)
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defer tk.Cleanup()
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tk.kubelet.nodeInfo = &testNodeInfo{
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nodes: []*v1.Node{
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{
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ObjectMeta: metav1.ObjectMeta{
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Name: string(tk.kubelet.nodeName),
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},
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Status: v1.NodeStatus{
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Allocatable: v1.ResourceList{
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v1.ResourceCPU: resource.MustParse("6"),
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v1.ResourceMemory: resource.MustParse("4Gi"),
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},
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},
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},
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},
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}
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cases := []struct {
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pod *v1.Pod
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expected *v1.Pod
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}{
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{
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pod: getPod("0", "0"),
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expected: getPod("6", "4Gi"),
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},
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{
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pod: getPod("1", "0"),
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expected: getPod("1", "4Gi"),
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},
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{
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pod: getPod("", ""),
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expected: getPod("6", "4Gi"),
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},
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{
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pod: getPod("0", "1Mi"),
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expected: getPod("6", "1Mi"),
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},
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}
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as := assert.New(t)
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for idx, tc := range cases {
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actual, _, err := tk.kubelet.defaultPodLimitsForDownwardAPI(tc.pod, nil)
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as.Nil(err, "failed to default pod limits: %v", err)
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if !apiequality.Semantic.DeepEqual(tc.expected, actual) {
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as.Fail("test case [%d] failed. Expected: %+v, Got: %+v", idx, tc.expected, actual)
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}
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}
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}
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func getPod(cpuLimit, memoryLimit string) *v1.Pod {
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resources := v1.ResourceRequirements{}
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if cpuLimit != "" || memoryLimit != "" {
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resources.Limits = make(v1.ResourceList)
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}
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if cpuLimit != "" {
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resources.Limits[v1.ResourceCPU] = resource.MustParse(cpuLimit)
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}
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if memoryLimit != "" {
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resources.Limits[v1.ResourceMemory] = resource.MustParse(memoryLimit)
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}
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return &v1.Pod{
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Spec: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "foo",
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Resources: resources,
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},
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},
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},
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}
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}
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