mirror of
https://github.com/fluxcd/flagger.git
synced 2026-04-15 06:57:34 +00:00
101 lines
2.9 KiB
Go
101 lines
2.9 KiB
Go
/*
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Copyright 2020 The Flux 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 observers
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import (
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"net/http"
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"net/http/httptest"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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flaggerv1 "github.com/fluxcd/flagger/pkg/apis/flagger/v1beta1"
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"github.com/fluxcd/flagger/pkg/metrics/providers"
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)
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func TestLinkerdObserver_GetRequestSuccessRate(t *testing.T) {
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expected := ` sum( rate( response_total{ namespace="default", deployment=~"podinfo", classification!="failure", direction="inbound" }[1m] ) ) / sum( rate( response_total{ namespace="default", deployment=~"podinfo", direction="inbound" }[1m] ) ) * 100`
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ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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promql := r.URL.Query()["query"][0]
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assert.Equal(t, expected, promql)
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json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1,"100"]}]}}`
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w.Write([]byte(json))
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}))
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defer ts.Close()
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client, err := providers.NewPrometheusProvider(flaggerv1.MetricTemplateProvider{
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Type: "prometheus",
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Address: ts.URL,
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SecretRef: nil,
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}, nil)
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require.NoError(t, err)
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observer := &LinkerdObserver{
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client: client,
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}
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val, err := observer.GetRequestSuccessRate(flaggerv1.MetricTemplateModel{
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Name: "podinfo",
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Namespace: "default",
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Target: "podinfo",
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Service: "podinfo",
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Interval: "1m",
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})
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require.NoError(t, err)
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assert.Equal(t, float64(100), val)
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}
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func TestLinkerdObserver_GetRequestDuration(t *testing.T) {
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expected := ` histogram_quantile( 0.99, sum( rate( response_latency_ms_bucket{ namespace="default", deployment=~"podinfo", direction="inbound" }[1m] ) ) by (le) )`
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ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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promql := r.URL.Query()["query"][0]
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assert.Equal(t, expected, promql)
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json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1,"100"]}]}}`
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w.Write([]byte(json))
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}))
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defer ts.Close()
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client, err := providers.NewPrometheusProvider(flaggerv1.MetricTemplateProvider{
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Type: "prometheus",
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Address: ts.URL,
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SecretRef: nil,
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}, nil)
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require.NoError(t, err)
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observer := &LinkerdObserver{
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client: client,
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}
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val, err := observer.GetRequestDuration(flaggerv1.MetricTemplateModel{
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Name: "podinfo",
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Namespace: "default",
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Target: "podinfo",
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Service: "podinfo",
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Interval: "1m",
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})
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require.NoError(t, err)
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assert.Equal(t, 100*time.Millisecond, val)
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}
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