1471   std::unique_ptr<WritableFile> srcfile;  in TEST_P()  local
1483     ASSERT_OK(env_->NewWritableFile(src, &srcfile, soptions));  in TEST_P()
1484     srcfile->SetPreallocationBlockSize(1024 * 1024);  in TEST_P()
1488     srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);  in TEST_P()
1495     srcfile->PrepareWrite(srcfile->GetFileSize(), kStrSize);  in TEST_P()
1496     srcfile->Append(str);  in TEST_P()
1497     srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);  in TEST_P()
1504       srcfile->PrepareWrite(srcfile->GetFileSize(), block_size);  in TEST_P()
1505       srcfile->Append(buf);  in TEST_P()
1506       srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);  in TEST_P()
1514       srcfile->PrepareWrite(srcfile->GetFileSize(), buf.size());  in TEST_P()
1515       srcfile->Append(buf);  in TEST_P()
1516       srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);  in TEST_P()