prometheus/tsdb/mocks_test.go
Julien Pivotto 4e5b1722b3
Move away from testutil, refactor imports (#8087)
Signed-off-by: Julien Pivotto <roidelapluie@inuits.eu>
2020-10-22 11:00:08 +02:00

70 lines
2.3 KiB
Go

// Copyright 2017 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 tsdb
import (
"github.com/pkg/errors"
"github.com/prometheus/prometheus/pkg/labels"
"github.com/prometheus/prometheus/tsdb/chunkenc"
"github.com/prometheus/prometheus/tsdb/chunks"
"github.com/prometheus/prometheus/tsdb/tombstones"
)
type mockIndexWriter struct {
seriesChunks []series
}
func copyChunk(c chunkenc.Chunk) (chunkenc.Chunk, error) {
b := c.Bytes()
nb := make([]byte, len(b))
copy(nb, b)
return chunkenc.FromData(c.Encoding(), nb)
}
func (mockIndexWriter) AddSymbol(string) error { return nil }
func (m *mockIndexWriter) AddSeries(_ uint64, l labels.Labels, chks ...chunks.Meta) error {
// Copy chunks as their bytes are pooled.
chksNew := make([]chunks.Meta, len(chks))
for i, chk := range chks {
c, err := copyChunk(chk.Chunk)
if err != nil {
return errors.Wrap(err, "mockIndexWriter: copy chunk")
}
chksNew[i] = chunks.Meta{MaxTime: chk.MaxTime, MinTime: chk.MinTime, Chunk: c}
}
// We don't combine multiple same series together, by design as `AddSeries` requires full series to be saved.
m.seriesChunks = append(m.seriesChunks, series{l: l, chunks: chksNew})
return nil
}
func (mockIndexWriter) WriteLabelIndex([]string, []string) error { return nil }
func (mockIndexWriter) Close() error { return nil }
type mockBReader struct {
ir IndexReader
cr ChunkReader
mint int64
maxt int64
}
func (r *mockBReader) Index() (IndexReader, error) { return r.ir, nil }
func (r *mockBReader) Chunks() (ChunkReader, error) { return r.cr, nil }
func (r *mockBReader) Tombstones() (tombstones.Reader, error) {
return tombstones.NewMemTombstones(), nil
}
func (r *mockBReader) Meta() BlockMeta { return BlockMeta{MinTime: r.mint, MaxTime: r.maxt} }
func (r *mockBReader) Size() int64 { return 0 }