Files
flagger/pkg/metrics/observers/appmesh_test.go
T

84 lines
2.5 KiB
Go

package observers
import (
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
flaggerv1 "github.com/weaveworks/flagger/pkg/apis/flagger/v1beta1"
"github.com/weaveworks/flagger/pkg/metrics/providers"
)
func TestAppMeshObserver_GetRequestSuccessRate(t *testing.T) {
expected := ` sum( rate( envoy_cluster_upstream_rq{ kubernetes_namespace="default", kubernetes_pod_name=~"podinfo-[0-9a-zA-Z]+(-[0-9a-zA-Z]+)", envoy_response_code!~"5.*" }[1m] ) ) / sum( rate( envoy_cluster_upstream_rq{ kubernetes_namespace="default", kubernetes_pod_name=~"podinfo-[0-9a-zA-Z]+(-[0-9a-zA-Z]+)" }[1m] ) ) * 100`
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
promql := r.URL.Query()["query"][0]
assert.Equal(t, expected, promql)
json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1,"100"]}]}}`
w.Write([]byte(json))
}))
defer ts.Close()
client, err := providers.NewPrometheusProvider(flaggerv1.MetricTemplateProvider{
Type: "prometheus",
Address: ts.URL,
SecretRef: nil,
}, nil)
require.NoError(t, err)
observer := &AppMeshObserver{
client: client,
}
val, err := observer.GetRequestSuccessRate(flaggerv1.MetricTemplateModel{
Name: "podinfo",
Namespace: "default",
Target: "podinfo",
Service: "podinfo",
Interval: "1m",
})
require.NoError(t, err)
assert.Equal(t, float64(100), val)
}
func TestAppMeshObserver_GetRequestDuration(t *testing.T) {
expected := ` histogram_quantile( 0.99, sum( rate( envoy_cluster_upstream_rq_time_bucket{ kubernetes_namespace="default", kubernetes_pod_name=~"podinfo-[0-9a-zA-Z]+(-[0-9a-zA-Z]+)" }[1m] ) ) by (le) )`
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
promql := r.URL.Query()["query"][0]
assert.Equal(t, expected, promql)
json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1,"100"]}]}}`
w.Write([]byte(json))
}))
defer ts.Close()
client, err := providers.NewPrometheusProvider(flaggerv1.MetricTemplateProvider{
Type: "prometheus",
Address: ts.URL,
SecretRef: nil,
}, nil)
require.NoError(t, err)
observer := &AppMeshObserver{
client: client,
}
val, err := observer.GetRequestDuration(flaggerv1.MetricTemplateModel{
Name: "podinfo",
Namespace: "default",
Target: "podinfo",
Service: "podinfo",
Interval: "1m",
})
require.NoError(t, err)
assert.Equal(t, 100*time.Millisecond, val)
}