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25 lines
555 B
25 lines
555 B
package sequence
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import (
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"encoding/hex"
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"github.com/seaweedfs/seaweedfs/weed/storage/types"
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"github.com/stretchr/testify/assert"
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"testing"
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)
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func TestSequencer(t *testing.T) {
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seq, err := NewSnowflakeSequencer("for_test", 1)
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assert.Equal(t, nil, err)
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last := uint64(0)
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bytes := make([]byte, types.NeedleIdSize)
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for i := 0; i < 100; i++ {
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next := seq.NextFileId(1)
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types.NeedleIdToBytes(bytes, types.NeedleId(next))
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println(hex.EncodeToString(bytes))
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if last == next {
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t.Errorf("last %d next %d", last, next)
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}
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last = next
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}
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}
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