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61 lines
2.0 KiB
61 lines
2.0 KiB
// Copyright 2020 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 tsdb |
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import ( |
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"context" |
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"math" |
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"path/filepath" |
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"testing" |
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"github.com/go-kit/log" |
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"github.com/stretchr/testify/require" |
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"github.com/prometheus/prometheus/model/labels" |
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"github.com/prometheus/prometheus/tsdb/tsdbutil" |
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) |
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func TestBlockWriter(t *testing.T) { |
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ctx := context.Background() |
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outputDir := t.TempDir() |
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w, err := NewBlockWriter(log.NewNopLogger(), outputDir, DefaultBlockDuration) |
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require.NoError(t, err) |
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// Add some series. |
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app := w.Appender(ctx) |
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ts1, v1 := int64(44), float64(7) |
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_, err = app.Append(0, labels.FromStrings("a", "b"), ts1, v1) |
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require.NoError(t, err) |
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ts2, v2 := int64(55), float64(12) |
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_, err = app.Append(0, labels.FromStrings("c", "d"), ts2, v2) |
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require.NoError(t, err) |
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require.NoError(t, app.Commit()) |
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id, err := w.Flush(ctx) |
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require.NoError(t, err) |
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// Confirm the block has the correct data. |
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blockpath := filepath.Join(outputDir, id.String()) |
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b, err := OpenBlock(nil, blockpath, nil) |
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require.NoError(t, err) |
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defer func() { require.NoError(t, b.Close()) }() |
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q, err := NewBlockQuerier(b, math.MinInt64, math.MaxInt64) |
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require.NoError(t, err) |
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series := query(t, q, labels.MustNewMatcher(labels.MatchRegexp, "", ".*")) |
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sample1 := []tsdbutil.Sample{sample{t: ts1, v: v1}} |
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sample2 := []tsdbutil.Sample{sample{t: ts2, v: v2}} |
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expectedSeries := map[string][]tsdbutil.Sample{"{a=\"b\"}": sample1, "{c=\"d\"}": sample2} |
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require.Equal(t, expectedSeries, series) |
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require.NoError(t, w.Close()) |
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}
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