111 lines
3.2 KiB
Go
111 lines
3.2 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 estimator
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import (
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"testing"
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"time"
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apiv1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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"k8s.io/autoscaler/cluster-autoscaler/simulator"
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. "k8s.io/autoscaler/cluster-autoscaler/utils/test"
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"k8s.io/autoscaler/cluster-autoscaler/utils/units"
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schedulernodeinfo "k8s.io/kubernetes/pkg/scheduler/nodeinfo"
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"github.com/stretchr/testify/assert"
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)
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func makePod(cpuPerPod, memoryPerPod int64) *apiv1.Pod {
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return &apiv1.Pod{
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Spec: apiv1.PodSpec{
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Containers: []apiv1.Container{
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{
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Resources: apiv1.ResourceRequirements{
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Requests: apiv1.ResourceList{
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apiv1.ResourceCPU: *resource.NewMilliQuantity(cpuPerPod, resource.DecimalSI),
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apiv1.ResourceMemory: *resource.NewQuantity(memoryPerPod, resource.DecimalSI),
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},
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},
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},
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},
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},
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}
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}
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func TestBinpackingEstimate(t *testing.T) {
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estimator := NewBinpackingNodeEstimator(simulator.NewTestPredicateChecker())
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cpuPerPod := int64(350)
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memoryPerPod := int64(1000 * units.MiB)
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pod := makePod(cpuPerPod, memoryPerPod)
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pods := make([]*apiv1.Pod, 0)
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for i := 0; i < 10; i++ {
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pods = append(pods, pod)
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}
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node := &apiv1.Node{
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Status: apiv1.NodeStatus{
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Capacity: apiv1.ResourceList{
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apiv1.ResourceCPU: *resource.NewMilliQuantity(cpuPerPod*3-50, resource.DecimalSI),
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apiv1.ResourceMemory: *resource.NewQuantity(2*memoryPerPod, resource.DecimalSI),
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apiv1.ResourcePods: *resource.NewQuantity(10, resource.DecimalSI),
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},
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},
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}
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node.Status.Allocatable = node.Status.Capacity
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SetNodeReadyState(node, true, time.Time{})
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nodeInfo := schedulernodeinfo.NewNodeInfo()
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nodeInfo.SetNode(node)
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estimate := estimator.Estimate(pods, nodeInfo, nil)
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assert.Equal(t, 5, estimate)
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}
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func TestBinpackingEstimateWithPorts(t *testing.T) {
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estimator := NewBinpackingNodeEstimator(simulator.NewTestPredicateChecker())
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cpuPerPod := int64(200)
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memoryPerPod := int64(1000 * units.MiB)
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pod := makePod(cpuPerPod, memoryPerPod)
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pod.Spec.Containers[0].Ports = []apiv1.ContainerPort{
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{
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HostPort: 5555,
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},
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}
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pods := make([]*apiv1.Pod, 0)
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for i := 0; i < 8; i++ {
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pods = append(pods, pod)
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}
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node := &apiv1.Node{
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Status: apiv1.NodeStatus{
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Capacity: apiv1.ResourceList{
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apiv1.ResourceCPU: *resource.NewMilliQuantity(5*cpuPerPod, resource.DecimalSI),
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apiv1.ResourceMemory: *resource.NewQuantity(5*memoryPerPod, resource.DecimalSI),
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apiv1.ResourcePods: *resource.NewQuantity(10, resource.DecimalSI),
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},
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},
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}
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node.Status.Allocatable = node.Status.Capacity
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SetNodeReadyState(node, true, time.Time{})
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nodeInfo := schedulernodeinfo.NewNodeInfo()
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nodeInfo.SetNode(node)
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estimate := estimator.Estimate(pods, nodeInfo, nil)
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assert.Equal(t, 8, estimate)
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}
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