func compareAlertData(exp, got kapacitor.AlertData) (bool, string) {
// Pull out Result for comparision
expData := kapacitor.Result(exp.Data)
exp.Data = influxql.Result{}
gotData := kapacitor.Result(got.Data)
kapacitor.ConvertResultTimes(&gotData)
got.Data = influxql.Result{}
if !reflect.DeepEqual(got, exp) {
return false, fmt.Sprintf("\ngot %v\nexp %v", got, exp)
}
return compareResults(expData, gotData)
}
func TestBatch_AlertStateChangesOnlyExpired(t *testing.T) {
requestCount := int32(0)
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ad := kapacitor.AlertData{}
dec := json.NewDecoder(r.Body)
err := dec.Decode(&ad)
if err != nil {
t.Fatal(err)
}
// We don't care about the data for this test
ad.Data = influxql.Result{}
var expAd kapacitor.AlertData
atomic.AddInt32(&requestCount, 1)
rc := atomic.LoadInt32(&requestCount)
if rc < 3 {
expAd = kapacitor.AlertData{
ID: "cpu_usage_idle:cpu=cpu-total",
Message: "cpu_usage_idle:cpu=cpu-total is CRITICAL",
Time: time.Date(1971, 1, 1, 0, 0, int(rc-1)*20, 0, time.UTC),
Duration: time.Duration(rc-1) * 20 * time.Second,
Level: kapacitor.CritAlert,
}
} else {
expAd = kapacitor.AlertData{
ID: "cpu_usage_idle:cpu=cpu-total",
Message: "cpu_usage_idle:cpu=cpu-total is OK",
Time: time.Date(1971, 1, 1, 0, 0, 38, 0, time.UTC),
Duration: 38 * time.Second,
Level: kapacitor.OKAlert,
}
}
if eq, msg := compareAlertData(expAd, ad); !eq {
t.Errorf("unexpected alert data for request: %d %s", rc, msg)
}
}))
defer ts.Close()
var script = `
batch
|query('''
SELECT mean("value")
FROM "telegraf"."default".cpu_usage_idle
WHERE "host" = 'serverA' AND "cpu" != 'cpu-total'
''')
.period(10s)
.every(10s)
.groupBy(time(2s), 'cpu')
|alert()
.crit(lambda:"mean" > 90)
.stateChangesOnly(15s)
.levelField('level')
.details('')
.post('` + ts.URL + `')
`
clock, et, replayErr, tm := testBatcher(t, "TestBatch_AlertStateChangesOnly", script)
defer tm.Close()
err := fastForwardTask(clock, et, replayErr, tm, 40*time.Second)
if err != nil {
t.Error(err)
}
if exp, rc := 3, int(atomic.LoadInt32(&requestCount)); rc != exp {
t.Errorf("got %v exp %v", rc, exp)
}
}