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add unit tests for network plugin manager metrics
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parent
0ffe89ed0b
commit
1b9885d897
@ -1,4 +1,4 @@
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load("@io_bazel_rules_go//go:def.bzl", "go_library")
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load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
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go_library(
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go_library(
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name = "go_default_library",
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name = "go_default_library",
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@ -46,3 +46,14 @@ filegroup(
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tags = ["automanaged"],
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tags = ["automanaged"],
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visibility = ["//visibility:public"],
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visibility = ["//visibility:public"],
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)
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)
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go_test(
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name = "go_default_test",
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srcs = ["plugins_test.go"],
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embed = [":go_default_library"],
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deps = [
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"//pkg/kubelet/dockershim/network/metrics:go_default_library",
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"//staging/src/k8s.io/component-base/metrics/legacyregistry:go_default_library",
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"//staging/src/k8s.io/component-base/metrics/testutil:go_default_library",
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],
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)
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67
pkg/kubelet/dockershim/network/plugins_test.go
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67
pkg/kubelet/dockershim/network/plugins_test.go
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@ -0,0 +1,67 @@
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// +build !dockerless
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/*
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Copyright 2020 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 network
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import (
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"strings"
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"testing"
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"time"
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"k8s.io/component-base/metrics/legacyregistry"
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"k8s.io/component-base/metrics/testutil"
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"k8s.io/kubernetes/pkg/kubelet/dockershim/network/metrics"
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)
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func TestNetworkPluginManagerMetrics(t *testing.T) {
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metrics.Register()
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operation := "test_operation"
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recordOperation(operation, time.Now())
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recordError(operation)
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cases := []struct {
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metricName string
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want string
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}{
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{
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metricName: "kubelet_network_plugin_operations_total",
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want: `
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# HELP kubelet_network_plugin_operations_total [ALPHA] Cumulative number of network plugin operations by operation type.
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# TYPE kubelet_network_plugin_operations_total counter
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kubelet_network_plugin_operations_total{operation_type="test_operation"} 1
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`,
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},
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{
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metricName: "kubelet_network_plugin_operations_errors_total",
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want: `
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# HELP kubelet_network_plugin_operations_errors_total [ALPHA] Cumulative number of network plugin operation errors by operation type.
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# TYPE kubelet_network_plugin_operations_errors_total counter
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kubelet_network_plugin_operations_errors_total{operation_type="test_operation"} 1
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`,
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},
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}
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for _, tc := range cases {
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t.Run(tc.metricName, func(t *testing.T) {
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(tc.want), tc.metricName); err != nil {
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t.Fatal(err)
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}
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})
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}
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}
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