mattermost/server/enterprise/metrics/histogram_test.go
2025-11-12 13:00:51 +01:00

34 lines
1.1 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.enterprise for license information.
package metrics
import (
"testing"
"github.com/prometheus/client_golang/prometheus"
"github.com/stretchr/testify/require"
"github.com/mattermost/mattermost/server/public/shared/mlog"
"github.com/mattermost/mattermost/server/v8/channels/api4"
"github.com/mattermost/mattermost/server/v8/channels/testlib"
)
func TestWrappedObserver(t *testing.T) {
th := api4.Setup(t)
h := NewHistogramVec(prometheus.HistogramOpts{
Namespace: MetricsNamespace,
Subsystem: MetricsSubsystemClientsWeb,
Name: "test",
Buckets: []float64{0, 5, 10},
}, []string{"l1"}, th.TestLogger)
h.With(prometheus.Labels{"l1": "hello"}, th.BasicUser.Id).Observe(6)
require.NoError(t, th.TestLogger.Flush())
testlib.AssertNoLog(t, th.LogBuffer, mlog.LvlWarn.Name, "Metric observation exceeded.")
h.With(prometheus.Labels{"l1": "hello"}, th.BasicUser.Id).Observe(10)
require.NoError(t, th.TestLogger.Flush())
testlib.AssertLog(t, th.LogBuffer, mlog.LvlWarn.Name, "Metric observation exceeded.")
}