48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
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package tsdb
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import (
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"io/ioutil"
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"math/rand"
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"os"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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)
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func TestWriteAndReadbackTombStones(t *testing.T) {
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tmpdir, _ := ioutil.TempDir("", "test")
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defer os.RemoveAll(tmpdir)
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ref := uint32(0)
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stones := make(map[uint32][]trange)
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// Generate the tombstones.
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for i := 0; i < 100; i++ {
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ref += uint32(rand.Int31n(10)) + 1
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numRanges := rand.Intn(5)
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dranges := make([]trange, numRanges)
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mint := rand.Int63n(time.Now().UnixNano())
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for j := 0; j < numRanges; j++ {
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dranges[j] = trange{mint, mint + rand.Int63n(1000)}
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mint += rand.Int63n(1000) + 1
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}
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stones[ref] = dranges
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}
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require.NoError(t, writeTombstoneFile(tmpdir, newMapTombstoneReader(stones)))
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restr, err := readTombstoneFile(tmpdir)
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require.NoError(t, err)
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exptr := newMapTombstoneReader(stones)
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// Compare the two readers.
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for restr.Next() {
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require.True(t, exptr.Next())
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require.Equal(t, exptr.At(), restr.At())
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}
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require.False(t, exptr.Next())
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require.NoError(t, restr.Err())
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require.NoError(t, exptr.Err())
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}
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