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Add tests for query sharding

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Signed-off-by: Justin Lei <justin.lei@grafana.com>
This commit is contained in:
Justin Lei 2022-11-28 08:32:34 -08:00
parent 5dfa661203
commit d953c4f8e4
1 changed files with 40 additions and 0 deletions
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40
tsdb/querier_test.go
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@ -368,6 +368,46 @@ func TestBlockQuerier(t *testing.T) {
),
}),
},
{
// This tests query sharding. The label sets involved both hash into this test's result set. The test
// following this is companion to this test (same test but with a different ShardIndex) and should find that
// the label sets involved do not hash to that test's result set.
mint: math.MinInt64,
maxt: math.MaxInt64,
hints: &storage.SelectHints{Start: math.MinInt64, End: math.MaxInt64, ShardIndex: 0, ShardCount: 2},
ms: []*labels.Matcher{labels.MustNewMatcher(labels.MatchRegexp, "a", ".*")},
exp: newMockSeriesSet([]storage.Series{
storage.NewListSeries(labels.FromStrings("a", "a"),
[]tsdbutil.Sample{sample{1, 2, nil, nil}, sample{2, 3, nil, nil}, sample{3, 4, nil, nil}, sample{5, 2, nil, nil}, sample{6, 3, nil, nil}, sample{7, 4, nil, nil}},
),
storage.NewListSeries(labels.FromStrings("a", "a", "b", "b"),
[]tsdbutil.Sample{sample{1, 1, nil, nil}, sample{2, 2, nil, nil}, sample{3, 3, nil, nil}, sample{5, 3, nil, nil}, sample{6, 6, nil, nil}},
),
storage.NewListSeries(labels.FromStrings("b", "b"),
[]tsdbutil.Sample{sample{1, 3, nil, nil}, sample{2, 2, nil, nil}, sample{3, 6, nil, nil}, sample{5, 1, nil, nil}, sample{6, 7, nil, nil}, sample{7, 2, nil, nil}},
),
}),
expChks: newMockChunkSeriesSet([]storage.ChunkSeries{
storage.NewListChunkSeriesFromSamples(labels.FromStrings("a", "a"),
[]tsdbutil.Sample{sample{1, 2, nil, nil}, sample{2, 3, nil, nil}, sample{3, 4, nil, nil}}, []tsdbutil.Sample{sample{5, 2, nil, nil}, sample{6, 3, nil, nil}, sample{7, 4, nil, nil}},
),
storage.NewListChunkSeriesFromSamples(labels.FromStrings("a", "a", "b", "b"),
[]tsdbutil.Sample{sample{1, 1, nil, nil}, sample{2, 2, nil, nil}, sample{3, 3, nil, nil}}, []tsdbutil.Sample{sample{5, 3, nil, nil}, sample{6, 6, nil, nil}},
),
storage.NewListChunkSeriesFromSamples(labels.FromStrings("b", "b"),
[]tsdbutil.Sample{sample{1, 3, nil, nil}, sample{2, 2, nil, nil}, sample{3, 6, nil, nil}}, []tsdbutil.Sample{sample{5, 1, nil, nil}, sample{6, 7, nil, nil}, sample{7, 2, nil, nil}},
),
}),
},
{
// This is a companion to the test above.
mint: math.MinInt64,
maxt: math.MaxInt64,
hints: &storage.SelectHints{Start: math.MinInt64, End: math.MaxInt64, ShardIndex: 1, ShardCount: 2},
ms: []*labels.Matcher{labels.MustNewMatcher(labels.MatchRegexp, "a", ".*")},
exp: newMockSeriesSet([]storage.Series{}),
expChks: newMockChunkSeriesSet([]storage.ChunkSeries{}),
},
} {
t.Run("", func(t *testing.T) {
ir, cr, _, _ := createIdxChkReaders(t, testData)