alertmanager/manager/suppressor_test.go

140 lines
3.4 KiB
Go

// Copyright 2013 Prometheus Team
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package manager
import (
"testing"
"time"
)
type testSuppressorScenario struct {
suppressions Suppressions
inhibited Events
uninhibited Events
}
func (sc *testSuppressorScenario) test(i int, t *testing.T) {
s := NewSuppressor()
for j, sup := range sc.suppressions {
id := s.AddSuppression(sup)
retrievedSup, err := s.GetSuppression(id)
if err != nil {
t.Fatalf("%d.%d. Error getting suppression: %s", i, j, err)
}
if retrievedSup.Id != id {
t.Fatalf("%d.%d. Expected ID %d, got %d", i, j, id, retrievedSup.Id)
}
sup.Id = id
if sup != retrievedSup {
t.Fatalf("%d.%d. Expected suppression %v, got %v", i, j, sup, retrievedSup)
}
}
for j, ev := range sc.inhibited {
inhibited, sup := s.IsInhibited(ev)
if !inhibited {
t.Fatalf("%d.%d. Expected %v to be inhibited", i, j, ev)
}
if sup == nil {
t.Fatalf("%d.%d. Expected non-nil Suppression for inhibited event %v", i, j, ev)
}
}
for j, ev := range sc.uninhibited {
inhibited, sup := s.IsInhibited(ev)
if inhibited {
t.Fatalf("%d.%d. Expected %v to not be inhibited, was inhibited by %v", i, j, ev, sup)
}
}
suppressions := s.SuppressionSummary()
if len(suppressions) != len(sc.suppressions) {
t.Fatalf("%d. Expected %d suppressions, got %d", i, len(sc.suppressions), len(suppressions))
}
for j, sup := range suppressions {
if err := s.DelSuppression(sup.Id); err != nil {
t.Fatalf("%d.%d. Got error while deleting suppression: %s", i, j, err)
}
newSuppressions := s.SuppressionSummary()
if len(newSuppressions) != len(suppressions)-j-1 {
t.Fatalf("%d. Expected %d suppressions, got %d", i, len(suppressions), len(newSuppressions))
}
}
s.Close()
}
func TestSuppressor(t *testing.T) {
scenarios := []testSuppressorScenario{
{
// No suppressions, one event.
uninhibited: Events{
&Event{
Labels: map[string]string{
"foo": "bar",
},
},
},
},
{
// One rule, two matching events, one non-matching.
suppressions: Suppressions{
&Suppression{
Filters: Filters{NewFilter("service", "test(-)?service")},
EndsAt: time.Now().Add(time.Hour),
},
&Suppression{
Filters: Filters{NewFilter("testlabel", ".*")},
EndsAt: time.Now().Add(time.Hour),
},
},
inhibited: Events{
&Event{
Labels: map[string]string{
"service": "testservice",
"foo": "bar",
},
},
&Event{
Labels: map[string]string{
"service": "test-service",
"bar": "baz",
},
},
&Event{
Labels: map[string]string{
"service": "bar-service",
"testlabel": "testvalue",
},
},
},
uninhibited: Events{
&Event{
Labels: map[string]string{
"service": "testservice2",
"foo": "bar",
},
},
},
},
}
for i, scenario := range scenarios {
scenario.test(i, t)
}
}