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prometheus/storage/local/series_test.go

64 lines
1.3 KiB

// Copyright 2016 The Prometheus Authors
// 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 local
import (
"testing"
"time"
"github.com/prometheus/common/model"
)
func TestDropChunks(t *testing.T) {
s, err := newMemorySeries(nil, nil, time.Time{})
if err != nil {
t.Fatal(err)
}
s.Add(model.SamplePair{
Timestamp: 100,
Value: 42,
})
s.Add(model.SamplePair{
Timestamp: 110,
Value: 4711,
})
err = s.dropChunks(110)
if err != nil {
t.Fatal(err)
}
if len(s.chunkDescs) == 0 {
t.Fatal("chunk dropped too early")
}
err = s.dropChunks(115)
if err != nil {
t.Fatal(err)
}
if len(s.chunkDescs) == 0 {
t.Fatal("open head chunk dropped")
}
s.headChunkClosed = true
s.persistWatermark = 1
err = s.dropChunks(115)
if err != nil {
t.Fatal(err)
}
if len(s.chunkDescs) != 0 {
t.Error("did not drop closed head chunk")
}
}