/* Copyright 2023 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 conversion import ( "context" "fmt" "testing" "time" "k8s.io/component-base/metrics" "k8s.io/component-base/metrics/testutil" ) func TestConversionWebhookMetrics_ObserveConversionWebhookSuccess(t *testing.T) { type fields struct { conversionWebhookRequest *metrics.CounterVec conversionWebhookLatency *metrics.HistogramVec } type args struct { elapsed time.Duration } tests := []struct { name string fields fields args args wantLabels map[string]string expectedRequestValue int }{ { name: "test_conversion_success", fields: fields{ conversionWebhookRequest: Metrics.conversionWebhookRequest, conversionWebhookLatency: Metrics.conversionWebhookLatency, }, args: args{ elapsed: 2 * time.Second, }, wantLabels: map[string]string{ "result": "success", "failure_type": "", }, expectedRequestValue: 1, }, { name: "test_conversion_success_2", fields: fields{ conversionWebhookRequest: Metrics.conversionWebhookRequest, conversionWebhookLatency: Metrics.conversionWebhookLatency, }, args: args{ elapsed: 2 * time.Second, }, wantLabels: map[string]string{ "result": "success", "failure_type": "", }, expectedRequestValue: 2, }, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { m := &ConversionWebhookMetrics{ conversionWebhookRequest: tt.fields.conversionWebhookRequest, conversionWebhookLatency: tt.fields.conversionWebhookLatency, } m.ObserveConversionWebhookSuccess(context.TODO(), tt.args.elapsed) testutil.AssertVectorCount(t, fmt.Sprintf("%s_conversion_webhook_request_total", namespace), tt.wantLabels, tt.expectedRequestValue) testutil.AssertHistogramTotalCount(t, fmt.Sprintf("%s_conversion_webhook_duration_seconds", namespace), tt.wantLabels, tt.expectedRequestValue) }) } } func TestConversionWebhookMetrics_ObserveConversionWebhookFailure(t *testing.T) { type fields struct { conversionWebhookRequest *metrics.CounterVec conversionWebhookLatency *metrics.HistogramVec } type args struct { elapsed time.Duration errorType ConversionWebhookErrorType } tests := []struct { name string fields fields args args wantLabels map[string]string expectedRequestValue int expectedLatencyCount int }{ { name: "test_conversion_failure", fields: fields{ conversionWebhookRequest: Metrics.conversionWebhookRequest, conversionWebhookLatency: Metrics.conversionWebhookLatency, }, args: args{ elapsed: 2 * time.Second, errorType: ConversionWebhookCallFailure, }, wantLabels: map[string]string{ "result": "failure", "failure_type": string(ConversionWebhookCallFailure), }, expectedRequestValue: 1, expectedLatencyCount: 1, }, { name: "test_conversion_failure_2", fields: fields{ conversionWebhookRequest: Metrics.conversionWebhookRequest, conversionWebhookLatency: Metrics.conversionWebhookLatency, }, args: args{ elapsed: 2 * time.Second, errorType: ConversionWebhookMalformedResponseFailure, }, wantLabels: map[string]string{ "result": "failure", "failure_type": string(ConversionWebhookMalformedResponseFailure), }, expectedRequestValue: 1, expectedLatencyCount: 2, }, { name: "test_conversion_failure_3", fields: fields{ conversionWebhookRequest: Metrics.conversionWebhookRequest, conversionWebhookLatency: Metrics.conversionWebhookLatency, }, args: args{ elapsed: 2 * time.Second, errorType: ConversionWebhookPartialResponseFailure, }, wantLabels: map[string]string{ "result": "failure", "failure_type": string(ConversionWebhookPartialResponseFailure), }, expectedRequestValue: 1, expectedLatencyCount: 3, }, { name: "test_conversion_failure_4", fields: fields{ conversionWebhookRequest: Metrics.conversionWebhookRequest, conversionWebhookLatency: Metrics.conversionWebhookLatency, }, args: args{ elapsed: 2 * time.Second, errorType: ConversionWebhookInvalidConvertedObjectFailure, }, wantLabels: map[string]string{ "result": "failure", "failure_type": string(ConversionWebhookInvalidConvertedObjectFailure), }, expectedRequestValue: 1, expectedLatencyCount: 4, }, { name: "test_conversion_failure_5", fields: fields{ conversionWebhookRequest: Metrics.conversionWebhookRequest, conversionWebhookLatency: Metrics.conversionWebhookLatency, }, args: args{ elapsed: 2 * time.Second, errorType: ConversionWebhookNoObjectsReturnedFailure, }, wantLabels: map[string]string{ "result": "failure", "failure_type": string(ConversionWebhookNoObjectsReturnedFailure), }, expectedRequestValue: 1, expectedLatencyCount: 5, }, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { m := &ConversionWebhookMetrics{ conversionWebhookRequest: tt.fields.conversionWebhookRequest, conversionWebhookLatency: tt.fields.conversionWebhookLatency, } m.ObserveConversionWebhookFailure(context.TODO(), tt.args.elapsed, tt.args.errorType) testutil.AssertVectorCount(t, fmt.Sprintf("%s_conversion_webhook_request_total", namespace), tt.wantLabels, tt.expectedRequestValue) testutil.AssertHistogramTotalCount(t, fmt.Sprintf("%s_conversion_webhook_duration_seconds", namespace), tt.wantLabels, tt.expectedRequestValue) }) } }