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fix EC reading on nLargeBlockRows

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fix https://github.com/seaweedfs/seaweedfs/issues/5465
This commit is contained in:
chrislu
2024-08-13 12:01:46 -07:00
parent 915f9f5054
commit 3a2e21fee7
3 changed files with 21 additions and 12 deletions
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12
weed/storage/erasure_coding/ec_test.go
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@@ -3,6 +3,7 @@ package erasure_coding
import (
"bytes"
"fmt"
"github.com/stretchr/testify/assert"
"math/rand"
"os"
"testing"
@@ -208,3 +209,14 @@ func (this Interval) sameAs(that Interval) bool {
this.BlockIndex == that.BlockIndex &&
this.Size == that.Size
}
func TestLocateData2(t *testing.T) {
intervals := LocateData(ErasureCodingLargeBlockSize, ErasureCodingSmallBlockSize, 32205678320, 21479557912, 4194339)
assert.Equal(t, intervals, []Interval{
{BlockIndex: 4, InnerBlockOffset: 527128, Size: 521448, IsLargeBlock: false, LargeBlockRowsCount: 2},
{BlockIndex: 5, InnerBlockOffset: 0, Size: 1048576, IsLargeBlock: false, LargeBlockRowsCount: 2},
{BlockIndex: 6, InnerBlockOffset: 0, Size: 1048576, IsLargeBlock: false, LargeBlockRowsCount: 2},
{BlockIndex: 7, InnerBlockOffset: 0, Size: 1048576, IsLargeBlock: false, LargeBlockRowsCount: 2},
{BlockIndex: 8, InnerBlockOffset: 0, Size: 527163, IsLargeBlock: false, LargeBlockRowsCount: 2},
})
}