Function TestBlockWriter

tsdb/blockwriter_test.go:30–62

(t *testing.T)

)

func TestBlockWriter(t *testing.T) {
	ctx := context.Background()
	outputDir := t.TempDir()
	w, err := NewBlockWriter(promslog.NewNopLogger(), outputDir, DefaultBlockDuration)
	require.NoError(t, err)

	// Add some series.
	app := w.Appender(ctx)
	ts1, v1 := int64(44), float64(7)
	_, err = app.Append(0, labels.FromStrings("a", "b"), ts1, v1)
	require.NoError(t, err)
	ts2, v2 := int64(55), float64(12)
	_, err = app.Append(0, labels.FromStrings("c", "d"), ts2, v2)
	require.NoError(t, err)
	require.NoError(t, app.Commit())
	id, err := w.Flush(ctx)
	require.NoError(t, err)

	// Confirm the block has the correct data.
	blockpath := filepath.Join(outputDir, id.String())
	b, err := OpenBlock(nil, blockpath, nil, nil)
	require.NoError(t, err)
	defer func() { require.NoError(t, b.Close()) }()
	q, err := NewBlockQuerier(b, math.MinInt64, math.MaxInt64)
	require.NoError(t, err)
	series := query(t, q, labels.MustNewMatcher(labels.MatchRegexp, "", ".*"))
	sample1 := []chunks.Sample{sample{t: ts1, f: v1}}
	sample2 := []chunks.Sample{sample{t: ts2, f: v2}}
	expectedSeries := map[string][]chunks.Sample{"{a=\"b\"}": sample1, "{c=\"d\"}": sample2}
	require.Equal(t, expectedSeries, series)

	require.NoError(t, w.Close())
}

func TestBlockWriter_AppenderV2(t *testing.T) {
	ctx := context.Background()