diff --git a/pkg/kubelet/dockershim/network/BUILD b/pkg/kubelet/dockershim/network/BUILD index fa8fddd2b8b..96dc3441384 100644 --- a/pkg/kubelet/dockershim/network/BUILD +++ b/pkg/kubelet/dockershim/network/BUILD @@ -1,4 +1,4 @@ -load("@io_bazel_rules_go//go:def.bzl", "go_library") +load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test") go_library( name = "go_default_library", @@ -46,3 +46,14 @@ filegroup( tags = ["automanaged"], visibility = ["//visibility:public"], ) + +go_test( + name = "go_default_test", + srcs = ["plugins_test.go"], + embed = [":go_default_library"], + deps = [ + "//pkg/kubelet/dockershim/network/metrics:go_default_library", + "//staging/src/k8s.io/component-base/metrics/legacyregistry:go_default_library", + "//staging/src/k8s.io/component-base/metrics/testutil:go_default_library", + ], +) diff --git a/pkg/kubelet/dockershim/network/plugins_test.go b/pkg/kubelet/dockershim/network/plugins_test.go new file mode 100644 index 00000000000..3c01f787d6f --- /dev/null +++ b/pkg/kubelet/dockershim/network/plugins_test.go @@ -0,0 +1,67 @@ +// +build !dockerless + +/* +Copyright 2020 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 network + +import ( + "strings" + "testing" + "time" + + "k8s.io/component-base/metrics/legacyregistry" + "k8s.io/component-base/metrics/testutil" + "k8s.io/kubernetes/pkg/kubelet/dockershim/network/metrics" +) + +func TestNetworkPluginManagerMetrics(t *testing.T) { + metrics.Register() + + operation := "test_operation" + recordOperation(operation, time.Now()) + recordError(operation) + + cases := []struct { + metricName string + want string + }{ + { + metricName: "kubelet_network_plugin_operations_total", + want: ` +# HELP kubelet_network_plugin_operations_total [ALPHA] Cumulative number of network plugin operations by operation type. +# TYPE kubelet_network_plugin_operations_total counter +kubelet_network_plugin_operations_total{operation_type="test_operation"} 1 +`, + }, + { + metricName: "kubelet_network_plugin_operations_errors_total", + want: ` +# HELP kubelet_network_plugin_operations_errors_total [ALPHA] Cumulative number of network plugin operation errors by operation type. +# TYPE kubelet_network_plugin_operations_errors_total counter +kubelet_network_plugin_operations_errors_total{operation_type="test_operation"} 1 +`, + }, + } + + for _, tc := range cases { + t.Run(tc.metricName, func(t *testing.T) { + if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(tc.want), tc.metricName); err != nil { + t.Fatal(err) + } + }) + } +}