mirror of https://github.com/k3s-io/k3s
59 lines
1.8 KiB
Go
59 lines
1.8 KiB
Go
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// +build cgo,linux
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/*
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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 cadvisor
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import (
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"fmt"
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info "github.com/google/cadvisor/info/v1"
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"github.com/stretchr/testify/assert"
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"k8s.io/apimachinery/pkg/api/resource"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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v1helper "k8s.io/kubernetes/pkg/apis/core/v1/helper"
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"k8s.io/kubernetes/pkg/features"
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"testing"
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)
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func TestCapacityFromMachineInfo(t *testing.T) {
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machineInfo := &info.MachineInfo{
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NumCores: 2,
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MemoryCapacity: 2048,
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HugePages: []info.HugePagesInfo{
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{
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PageSize: 5,
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NumPages: 10,
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},
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},
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}
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// enable the features.HugePages
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utilfeature.DefaultFeatureGate.Set(fmt.Sprintf("%s=true", features.HugePages))
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resourceList := CapacityFromMachineInfo(machineInfo)
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// assert the cpu and memory
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assert.EqualValues(t, machineInfo.NumCores*1000, resourceList.Cpu().MilliValue(), "unexpected CPU value")
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assert.EqualValues(t, machineInfo.MemoryCapacity, resourceList.Memory().Value(), "unexpected memory value")
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// assert the hugepage
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hugePageKey := int64(5 * 1024)
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value, found := resourceList[v1helper.HugePageResourceName(*resource.NewQuantity(hugePageKey, resource.BinarySI))]
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assert.True(t, found, "hugepage not found")
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assert.EqualValues(t, hugePageKey*10, value.Value(), "unexpected hugepage value")
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}
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