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bug fix: bit map for each bit

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This commit is contained in:
finley
2023-02-08 22:35:49 +08:00
parent fe20c6c9e1
commit 85ce68768a
2 changed files with 6 additions and 3 deletions
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5
datastruct/bitmap/bitmap.go
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@@ -74,10 +74,13 @@ func (b *BitMap) ForEachBit(begin int64, end int64, cb Callback) {
} }
bitOffset++ bitOffset++
offset++ offset++
if offset >= end {
break
}
} }
byteIndex++ byteIndex++
bitOffset = 0 bitOffset = 0
if end > 0 && offset == end { if end > 0 && offset >= end {
break break
} }
} }

4
datastruct/bitmap/bitmap_test.go
View File

@@ -67,7 +67,7 @@ func TestForEachBit(t *testing.T) {
} }
expectOffset := int64(100) expectOffset := int64(100)
count := 0 count := 0
bm.ForEachBit(100, 200, func(offset int64, val byte) bool { bm.ForEachBit(100, 201, func(offset int64, val byte) bool {
if offset != expectOffset { if offset != expectOffset {
t.Error("wrong offset") t.Error("wrong offset")
} }
@@ -78,7 +78,7 @@ func TestForEachBit(t *testing.T) {
count++ count++
return true return true
}) })
if count != 100 { if count != 101 {
t.Error("wrong count") t.Error("wrong count")
} }
bm = New() bm = New()