func TestPacketsShort(t *testing.T) {
var err error
require.NotPanics(t, func() {
short := []byte("ab")
_, err = Packets(short, typesDB)
})
assert.NotNil(t, err)
}
func TestPrometheus(t *testing.T) {
assert := assert.New(t)
//Create a prometheus collector using the config file 'sample_config_prometheus.json'
configFile, err := ioutil.ReadFile("config/sample_config_prometheus.json")
containerHandler := containertest.NewMockContainerHandler("mockContainer")
collector, err := NewPrometheusCollector("Prometheus", configFile, 100, containerHandler, http.DefaultClient)
assert.NoError(err)
assert.Equal(collector.name, "Prometheus")
assert.Equal(collector.configFile.Endpoint.URL, "http://localhost:8080/metrics")
tempServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
text := "# HELP go_gc_duration_seconds A summary of the GC invocation durations.\n"
text += "# TYPE go_gc_duration_seconds summary\n"
text += "go_gc_duration_seconds{quantile=\"0\"} 5.8348000000000004e-05\n"
text += "go_gc_duration_seconds{quantile=\"1\"} 0.000499764\n"
text += "# HELP go_goroutines Number of goroutines that currently exist.\n"
text += "# TYPE go_goroutines gauge\n"
text += "go_goroutines 16\n"
text += "# HELP empty_metric A metric without any values\n"
text += "# TYPE empty_metric counter\n"
text += "\n"
fmt.Fprintln(w, text)
}))
defer tempServer.Close()
collector.configFile.Endpoint.URL = tempServer.URL
var spec []v1.MetricSpec
require.NotPanics(t, func() { spec = collector.GetSpec() })
assert.Len(spec, 2)
assert.Equal(spec[0].Name, "go_gc_duration_seconds")
assert.Equal(spec[1].Name, "go_goroutines")
metrics := map[string][]v1.MetricVal{}
_, metrics, errMetric := collector.Collect(metrics)
assert.NoError(errMetric)
go_gc_duration := metrics["go_gc_duration_seconds"]
assert.Equal(go_gc_duration[0].FloatValue, 5.8348000000000004e-05)
assert.Equal(go_gc_duration[1].FloatValue, 0.000499764)
goRoutines := metrics["go_goroutines"]
assert.Equal(goRoutines[0].FloatValue, 16)
}
func TestRelayHandlesClosedPeers(t *testing.T) {
opts := serviceNameOpts("test").SetRelayOnly().
// Disable logs as we are closing connections that can error in a lot of places.
DisableLogVerification()
testutils.WithTestServer(t, opts, func(ts *testutils.TestServer) {
ctx, cancel := NewContext(300 * time.Millisecond)
defer cancel()
testutils.RegisterEcho(ts.Server(), nil)
client := ts.NewClient(serviceNameOpts("client"))
client.Peers().Add(ts.HostPort())
sc := client.GetSubChannel("test")
_, _, _, err := raw.CallSC(ctx, sc, "echo", []byte("fake-header"), []byte("fake-body"))
require.NoError(t, err, "Relayed call failed.")
ts.Server().Close()
require.NotPanics(t, func() {
raw.CallSC(ctx, sc, "echo", []byte("fake-header"), []byte("fake-body"))
})
})
}