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// Copyright 2017 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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"github.com/pkg/errors"
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"github.com/prometheus/prometheus/pkg/labels"
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"github.com/prometheus/prometheus/tsdb/chunkenc"
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"github.com/prometheus/prometheus/tsdb/chunks"
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"github.com/prometheus/prometheus/tsdb/tombstones"
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)
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type mockIndexWriter struct {
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seriesChunks []series
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}
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func copyChunk(c chunkenc.Chunk) (chunkenc.Chunk, error) {
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b := c.Bytes()
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nb := make([]byte, len(b))
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copy(nb, b)
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return chunkenc.FromData(c.Encoding(), nb)
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}
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func (mockIndexWriter) AddSymbol(string) error { return nil }
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func (m *mockIndexWriter) AddSeries(_ uint64, l labels.Labels, chks ...chunks.Meta) error {
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// Copy chunks as their bytes are pooled.
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chksNew := make([]chunks.Meta, len(chks))
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for i, chk := range chks {
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c, err := copyChunk(chk.Chunk)
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if err != nil {
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return errors.Wrap(err, "mockIndexWriter: copy chunk")
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}
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chksNew[i] = chunks.Meta{MaxTime: chk.MaxTime, MinTime: chk.MinTime, Chunk: c}
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}
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// We don't combine multiple same series together, by design as `AddSeries` requires full series to be saved.
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m.seriesChunks = append(m.seriesChunks, series{l: l, chunks: chksNew})
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return nil
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}
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func (mockIndexWriter) WriteLabelIndex([]string, []string) error { return nil }
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func (mockIndexWriter) Close() error { return nil }
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type mockBReader struct {
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ir IndexReader
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cr ChunkReader
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mint int64
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maxt int64
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}
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func (r *mockBReader) Index() (IndexReader, error) { return r.ir, nil }
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func (r *mockBReader) Chunks() (ChunkReader, error) { return r.cr, nil }
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func (r *mockBReader) Tombstones() (tombstones.Reader, error) {
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return tombstones.NewMemTombstones(), nil
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}
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func (r *mockBReader) Meta() BlockMeta { return BlockMeta{MinTime: r.mint, MaxTime: r.maxt} }
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