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78 lines
2.1 KiB
Go
78 lines
2.1 KiB
Go
/*
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Copyright 2018 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 collectors
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import (
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"strings"
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"testing"
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"k8s.io/component-base/metrics/testutil"
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statsapi "k8s.io/kubelet/pkg/apis/stats/v1alpha1"
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)
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func TestNoMetricsCollected(t *testing.T) {
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// Refresh Desc to share with different registry
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descLogSize = descLogSize.GetRawDesc()
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collector := &logMetricsCollector{
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podStats: func() ([]statsapi.PodStats, error) {
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return []statsapi.PodStats{}, nil
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},
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}
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if err := testutil.CustomCollectAndCompare(collector, strings.NewReader(""), ""); err != nil {
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t.Fatal(err)
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}
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}
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func TestMetricsCollected(t *testing.T) {
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// Refresh Desc to share with different registry
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descLogSize = descLogSize.GetRawDesc()
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size := uint64(18)
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collector := &logMetricsCollector{
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podStats: func() ([]statsapi.PodStats, error) {
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return []statsapi.PodStats{
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{
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PodRef: statsapi.PodReference{
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Namespace: "some-namespace",
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Name: "podName1",
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UID: "UID_some_id",
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},
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Containers: []statsapi.ContainerStats{
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{
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Name: "containerName1",
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Logs: &statsapi.FsStats{
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UsedBytes: &size,
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},
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},
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},
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},
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}, nil
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},
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}
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err := testutil.CustomCollectAndCompare(collector, strings.NewReader(`
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# HELP kubelet_container_log_filesystem_used_bytes [ALPHA] Bytes used by the container's logs on the filesystem.
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# TYPE kubelet_container_log_filesystem_used_bytes gauge
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kubelet_container_log_filesystem_used_bytes{container="containerName1",namespace="some-namespace",pod="podName1",uid="UID_some_id"} 18
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`), "kubelet_container_log_filesystem_used_bytes")
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if err != nil {
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t.Fatal(err)
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}
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}
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