9b5b221a57
is configurable via a flag and is set to 60 seconds by default. The storage driver test code has been refactored a bit to help test the new buffering feature and will be future proof. Docker-DCO-1.1-Signed-off-by: Vishnu Kannan <vishnuk@google.com> (github: vishh)
109 lines
3.2 KiB
Go
109 lines
3.2 KiB
Go
// Copyright 2014 Google Inc. All Rights Reserved.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package cache
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import (
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"testing"
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"github.com/google/cadvisor/info"
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"github.com/google/cadvisor/storage"
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"github.com/google/cadvisor/storage/memory"
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"github.com/google/cadvisor/storage/test"
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)
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type cacheTestStorageDriver struct {
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base storage.StorageDriver
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}
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func (self *cacheTestStorageDriver) StatsEq(a, b *info.ContainerStats) bool {
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return test.DefaultStatsEq(a, b)
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}
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func (self *cacheTestStorageDriver) AddStats(ref info.ContainerReference, stats *info.ContainerStats) error {
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return self.base.AddStats(ref, stats)
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}
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func (self *cacheTestStorageDriver) RecentStats(containerName string, numStats int) ([]*info.ContainerStats, error) {
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return self.base.RecentStats(containerName, numStats)
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}
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func (self *cacheTestStorageDriver) Percentiles(containerName string, cpuUsagePercentiles []int, memUsagePercentiles []int) (*info.ContainerStatsPercentiles, error) {
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return self.base.Percentiles(containerName, cpuUsagePercentiles, memUsagePercentiles)
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}
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func (self *cacheTestStorageDriver) Samples(containerName string, numSamples int) ([]*info.ContainerStatsSample, error) {
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return self.base.Samples(containerName, numSamples)
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}
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func (self *cacheTestStorageDriver) Close() error {
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return self.base.Close()
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}
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func runStorageTest(f func(test.TestStorageDriver, *testing.T), t *testing.T) {
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maxSize := 200
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for N := 10; N < maxSize; N += 10 {
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testDriver := &cacheTestStorageDriver{}
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backend := memory.New(N*2, N*2)
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testDriver.base = MemoryCache(N, N, backend)
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f(testDriver, t)
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}
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}
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func TestMaxMemoryUsage(t *testing.T) {
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runStorageTest(test.StorageDriverTestMaxMemoryUsage, t)
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}
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func TestSampleCpuUsage(t *testing.T) {
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runStorageTest(test.StorageDriverTestSampleCpuUsage, t)
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}
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func TestSamplesWithoutSample(t *testing.T) {
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runStorageTest(test.StorageDriverTestSamplesWithoutSample, t)
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}
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func TestPercentilesWithoutSample(t *testing.T) {
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runStorageTest(test.StorageDriverTestPercentilesWithoutSample, t)
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}
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func TestPercentiles(t *testing.T) {
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N := 100
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testDriver := &cacheTestStorageDriver{}
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backend := memory.New(N*2, N*2)
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testDriver.base = MemoryCache(N, N, backend)
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test.StorageDriverTestPercentiles(testDriver, t)
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}
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func TestRetrievePartialRecentStats(t *testing.T) {
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runStorageTest(test.StorageDriverTestRetrievePartialRecentStats, t)
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}
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func TestRetrieveAllRecentStats(t *testing.T) {
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runStorageTest(test.StorageDriverTestRetrieveAllRecentStats, t)
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}
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func TestNoRecentStats(t *testing.T) {
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runStorageTest(test.StorageDriverTestNoRecentStats, t)
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}
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func TestNoSamples(t *testing.T) {
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runStorageTest(test.StorageDriverTestNoSamples, t)
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}
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func TestPercentilesWithoutStats(t *testing.T) {
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runStorageTest(test.StorageDriverTestPercentilesWithoutStats, t)
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}
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