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120 lines
3.5 KiB
120 lines
3.5 KiB
// Copyright 2018 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package record
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import (
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"testing"
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"github.com/pkg/errors"
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"github.com/prometheus/prometheus/pkg/labels"
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"github.com/prometheus/prometheus/tsdb/encoding"
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"github.com/prometheus/prometheus/tsdb/tombstones"
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"github.com/prometheus/prometheus/util/testutil"
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)
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func TestRecord_EncodeDecode(t *testing.T) {
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var enc Encoder
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var dec Decoder
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series := []RefSeries{
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{
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Ref: 100,
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Labels: labels.FromStrings("abc", "def", "123", "456"),
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}, {
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Ref: 1,
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Labels: labels.FromStrings("abc", "def2", "1234", "4567"),
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}, {
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Ref: 435245,
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Labels: labels.FromStrings("xyz", "def", "foo", "bar"),
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},
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}
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decSeries, err := dec.Series(enc.Series(series, nil), nil)
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testutil.Ok(t, err)
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testutil.Equals(t, series, decSeries)
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samples := []RefSample{
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{Ref: 0, T: 12423423, V: 1.2345},
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{Ref: 123, T: -1231, V: -123},
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{Ref: 2, T: 0, V: 99999},
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}
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decSamples, err := dec.Samples(enc.Samples(samples, nil), nil)
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testutil.Ok(t, err)
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testutil.Equals(t, samples, decSamples)
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// Intervals get split up into single entries. So we don't get back exactly
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// what we put in.
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tstones := []tombstones.Stone{
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{Ref: 123, Intervals: tombstones.Intervals{
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{Mint: -1000, Maxt: 1231231},
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{Mint: 5000, Maxt: 0},
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}},
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{Ref: 13, Intervals: tombstones.Intervals{
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{Mint: -1000, Maxt: -11},
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{Mint: 5000, Maxt: 1000},
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}},
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}
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decTstones, err := dec.Tombstones(enc.Tombstones(tstones, nil), nil)
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testutil.Ok(t, err)
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testutil.Equals(t, []tombstones.Stone{
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{Ref: 123, Intervals: tombstones.Intervals{{Mint: -1000, Maxt: 1231231}}},
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{Ref: 123, Intervals: tombstones.Intervals{{Mint: 5000, Maxt: 0}}},
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{Ref: 13, Intervals: tombstones.Intervals{{Mint: -1000, Maxt: -11}}},
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{Ref: 13, Intervals: tombstones.Intervals{{Mint: 5000, Maxt: 1000}}},
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}, decTstones)
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}
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// TestRecord_Corrupted ensures that corrupted records return the correct error.
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// Bugfix check for pull/521 and pull/523.
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func TestRecord_Corrupted(t *testing.T) {
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var enc Encoder
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var dec Decoder
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t.Run("Test corrupted series record", func(t *testing.T) {
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series := []RefSeries{
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{
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Ref: 100,
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Labels: labels.FromStrings("abc", "def", "123", "456"),
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},
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}
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corrupted := enc.Series(series, nil)[:8]
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_, err := dec.Series(corrupted, nil)
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testutil.Equals(t, err, encoding.ErrInvalidSize)
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})
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t.Run("Test corrupted sample record", func(t *testing.T) {
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samples := []RefSample{
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{Ref: 0, T: 12423423, V: 1.2345},
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}
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corrupted := enc.Samples(samples, nil)[:8]
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_, err := dec.Samples(corrupted, nil)
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testutil.Equals(t, errors.Cause(err), encoding.ErrInvalidSize)
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})
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t.Run("Test corrupted tombstone record", func(t *testing.T) {
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tstones := []tombstones.Stone{
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{Ref: 123, Intervals: tombstones.Intervals{
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{Mint: -1000, Maxt: 1231231},
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{Mint: 5000, Maxt: 0},
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}},
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}
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corrupted := enc.Tombstones(tstones, nil)[:8]
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_, err := dec.Tombstones(corrupted, nil)
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testutil.Equals(t, err, encoding.ErrInvalidSize)
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})
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}
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