Files
flagger/pkg/metrics/observer_test.go
2019-04-12 16:25:34 +03:00

120 lines
3.1 KiB
Go

package metrics
import (
"net/http"
"net/http/httptest"
"testing"
"time"
)
func TestCanaryObserver_GetEnvoySuccessRate(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1545905245.458,"100"]}]}}`
w.Write([]byte(json))
}))
defer ts.Close()
observer := NewObserver(ts.URL)
val, err := observer.GetEnvoySuccessRate("podinfo", "default", "envoy_cluster_upstream_rq", "1m")
if err != nil {
t.Fatal(err.Error())
}
if val != 100 {
t.Errorf("Got %v wanted %v", val, 100)
}
}
func TestCanaryObserver_GetEnvoyRequestDuration(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1545905245.596,"200"]}]}}`
w.Write([]byte(json))
}))
defer ts.Close()
observer := NewObserver(ts.URL)
val, err := observer.GetEnvoyRequestDuration("podinfo", "default", "envoy_cluster_upstream_rq_time_bucket", "1m")
if err != nil {
t.Fatal(err.Error())
}
if val != 200*time.Millisecond {
t.Errorf("Got %v wanted %v", val, 200*time.Millisecond)
}
}
func TestCanaryObserver_GetIstioSuccessRate(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1545905245.458,"100"]}]}}`
w.Write([]byte(json))
}))
defer ts.Close()
observer := NewObserver(ts.URL)
val, err := observer.GetIstioSuccessRate("podinfo", "default", "istio_requests_total", "1m")
if err != nil {
t.Fatal(err.Error())
}
if val != 100 {
t.Errorf("Got %v wanted %v", val, 100)
}
}
func TestCanaryObserver_GetIstioRequestDuration(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json := `{"status":"success","data":{"resultType":"vector","result":[{"metric":{},"value":[1545905245.596,"0.2"]}]}}`
w.Write([]byte(json))
}))
defer ts.Close()
observer := NewObserver(ts.URL)
val, err := observer.GetIstioRequestDuration("podinfo", "default", "istio_request_duration_seconds_bucket", "1m")
if err != nil {
t.Fatal(err.Error())
}
if val != 200*time.Millisecond {
t.Errorf("Got %v wanted %v", val, 200*time.Millisecond)
}
}
func TestCheckMetricsServer(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json := `{"status":"success","data":{"config.file":"/etc/prometheus/prometheus.yml"}}`
w.Write([]byte(json))
}))
defer ts.Close()
ok, err := CheckMetricsServer(ts.URL)
if err != nil {
t.Fatal(err.Error())
}
if !ok {
t.Errorf("Got %v wanted %v", ok, true)
}
}
func TestCheckMetricsServer_Offline(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusBadGateway)
}))
defer ts.Close()
ok, err := CheckMetricsServer(ts.URL)
if err == nil {
t.Errorf("Got no error wanted %v", http.StatusBadGateway)
}
if ok {
t.Errorf("Got %v wanted %v", ok, false)
}
}