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Add unit tests for windows stats

pull/8/head
Pengfei Ni 2018-07-20 13:01:23 +08:00
parent a2fe1ab059
commit 4272c0fde6
3 changed files with 164 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
pkg/kubelet/server/stats/BUILD
View File

@ -8,6 +8,8 @@ go_library(
"handler.go",
"resource_analyzer.go",
"summary.go",
"summary_sys_containers.go",
"summary_sys_containers_windows.go",
"volume_stat_calculator.go",
],
importpath = "k8s.io/kubernetes/pkg/kubelet/server/stats",
@ -32,20 +34,65 @@ go_test(
name = "go_default_test",
srcs = [
"summary_test.go",
"summary_windows_test.go",
"volume_stat_calculator_test.go",
],
embed = [":go_default_library"],
deps = [
"//pkg/kubelet/apis/stats/v1alpha1:go_default_library",
"//pkg/kubelet/cm:go_default_library",
"//pkg/kubelet/server/stats/testing:go_default_library",
"//pkg/volume:go_default_library",
"//staging/src/k8s.io/api/core/v1:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/api/resource:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
"//vendor/github.com/stretchr/testify/assert:go_default_library",
] + select({
"@io_bazel_rules_go//go/platform:android": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:darwin": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:dragonfly": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:freebsd": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:linux": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:nacl": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:netbsd": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:openbsd": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:plan9": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:solaris": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"@io_bazel_rules_go//go/platform:windows": [
"//pkg/kubelet/cm:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
"//conditions:default": [],
}),
)
filegroup(

2
pkg/kubelet/server/stats/summary_test.go
View File

@ -1,3 +1,5 @@
// +build !windows
/*
Copyright 2016 The Kubernetes Authors.

112
pkg/kubelet/server/stats/summary_windows_test.go Normal file
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@ -0,0 +1,112 @@
// +build windows
/*
Copyright 2018 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package stats
import (
"testing"
"time"
fuzz "github.com/google/gofuzz"
"github.com/stretchr/testify/assert"
"k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
statsapi "k8s.io/kubernetes/pkg/kubelet/apis/stats/v1alpha1"
"k8s.io/kubernetes/pkg/kubelet/cm"
statstest "k8s.io/kubernetes/pkg/kubelet/server/stats/testing"
)
func TestSummaryProvider(t *testing.T) {
var (
podStats = []statsapi.PodStats{*getPodStats()}
imageFsStats = getFsStats()
rootFsStats = getFsStats()
node = &v1.Node{ObjectMeta: metav1.ObjectMeta{Name: "test-node"}}
nodeConfig = cm.NodeConfig{}
cgroupRoot = "/kubepods"
cgroupStatsMap = map[string]struct {
cs *statsapi.ContainerStats
ns *statsapi.NetworkStats
}{
"/": {cs: getContainerStats()},
"/pods": {cs: getContainerStats()},
}
)
assert := assert.New(t)
mockStatsProvider := new(statstest.StatsProvider)
mockStatsProvider.
On("GetNode").Return(node, nil).
On("GetNodeConfig").Return(nodeConfig).
On("GetPodCgroupRoot").Return(cgroupRoot).
On("ListPodStats").Return(podStats, nil).
On("ImageFsStats").Return(imageFsStats, nil).
On("RootFsStats").Return(rootFsStats, nil).
On("RlimitStats").Return(nil, nil).
On("GetCgroupStats", "/", true).Return(cgroupStatsMap["/"].cs, cgroupStatsMap["/"].ns, nil)
provider := NewSummaryProvider(mockStatsProvider)
summary, err := provider.Get(true)
assert.NoError(err)
assert.Equal(summary.Node.NodeName, "test-node")
assert.Equal(summary.Node.StartTime, cgroupStatsMap["/"].cs.StartTime)
assert.Equal(summary.Node.CPU, cgroupStatsMap["/"].cs.CPU)
assert.Equal(summary.Node.Memory, cgroupStatsMap["/"].cs.Memory)
assert.Equal(summary.Node.Network, cgroupStatsMap["/"].ns)
assert.Equal(summary.Node.Fs, rootFsStats)
assert.Equal(summary.Node.Runtime, &statsapi.RuntimeStats{ImageFs: imageFsStats})
assert.Equal(len(summary.Node.SystemContainers), 1)
assert.Equal(summary.Node.SystemContainers[0].Name, "pods")
assert.Equal(summary.Node.SystemContainers[0].CPU.UsageCoreNanoSeconds, podStats[0].CPU.UsageCoreNanoSeconds)
assert.Equal(summary.Node.SystemContainers[0].CPU.UsageNanoCores, podStats[0].CPU.UsageNanoCores)
assert.Equal(summary.Node.SystemContainers[0].Memory.WorkingSetBytes, podStats[0].Memory.WorkingSetBytes)
assert.Equal(summary.Node.SystemContainers[0].Memory.UsageBytes, podStats[0].Memory.UsageBytes)
assert.Equal(summary.Node.SystemContainers[0].Memory.AvailableBytes, podStats[0].Memory.AvailableBytes)
assert.Equal(summary.Pods, podStats)
}
func getFsStats() *statsapi.FsStats {
f := fuzz.New().NilChance(0)
v := &statsapi.FsStats{}
f.Fuzz(v)
return v
}
func getContainerStats() *statsapi.ContainerStats {
f := fuzz.New().NilChance(0)
v := &statsapi.ContainerStats{}
f.Fuzz(v)
return v
}
func getPodStats() *statsapi.PodStats {
containerStats := getContainerStats()
podStats := statsapi.PodStats{
PodRef: statsapi.PodReference{Name: "test-pod", Namespace: "test-namespace", UID: "UID_test-pod"},
StartTime: metav1.NewTime(time.Now()),
Containers: []statsapi.ContainerStats{*containerStats},
CPU: containerStats.CPU,
Memory: containerStats.Memory,
}
return &podStats
}