1 files changed, 48 insertions, 0 deletions
diff --git a/weed/filer/filechunk_section_test.go b/weed/filer/filechunk_section_test.go
new file mode 100644
index 000000000..e4536540b
--- /dev/null
+++ b/weed/filer/filechunk_section_test.go
@@ -0,0 +1,48 @@
+package filer
+
+import (
+	"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
+	"testing"
+)
+
+func Test_removeGarbageChunks(t *testing.T) {
+	section := NewFileChunkSection(0)
+	section.addChunk(&filer_pb.FileChunk{
+		FileId:       "0",
+		Offset:       0,
+		Size:         1,
+		ModifiedTsNs: 0,
+	})
+	section.addChunk(&filer_pb.FileChunk{
+		FileId:       "1",
+		Offset:       1,
+		Size:         1,
+		ModifiedTsNs: 1,
+	})
+	section.addChunk(&filer_pb.FileChunk{
+		FileId:       "2",
+		Offset:       2,
+		Size:         1,
+		ModifiedTsNs: 2,
+	})
+	section.addChunk(&filer_pb.FileChunk{
+		FileId:       "3",
+		Offset:       3,
+		Size:         1,
+		ModifiedTsNs: 3,
+	})
+	section.addChunk(&filer_pb.FileChunk{
+		FileId:       "4",
+		Offset:       4,
+		Size:         1,
+		ModifiedTsNs: 4,
+	})
+	garbageFileIds := make(map[string]struct{})
+	garbageFileIds["0"] = struct{}{}
+	garbageFileIds["2"] = struct{}{}
+	garbageFileIds["4"] = struct{}{}
+	removeGarbageChunks(section, garbageFileIds)
+	if len(section.chunks) != 2 {
+		t.Errorf("remove chunk 2 failed")
+	}
+}