[FEAT MERGE] merge quick restore

Co-authored-by: LoLolobster <949673574@qq.com>
Co-authored-by: JiahuaChen <garfieldjia@qq.com>
Co-authored-by: oceanoverflow <oceanoverflow@gmail.com>

unittest/storage/backup/test_backup_index_compressor.cpp

@@ -0,0 +1,89 @@
+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#define USING_LOG_PREFIX STORAGE
+#include <gtest/gtest.h>
+#define private public
+#define protected public
+
+#include "storage/backup/ob_backup_index_compressor.h"
+#include "lib/allocator/page_arena.h"
+#include <cstdlib>
+#include <ctime>
+
+using namespace oceanbase;
+using namespace oceanbase::common;
+using namespace oceanbase::share;
+using namespace oceanbase::backup;
+using namespace oceanbase::blocksstable;
+
+namespace oceanbase
+{
+namespace backup
+{
+
+TEST(ObBackupIndexBlockCompressorTest, Compress)
+{
+  int ret = OB_SUCCESS;
+
+  ObBackupIndexBlockCompressor compressor;
+  const int64_t block_size = 16 * 1024;
+  const ObCompressorType compressor_type = ObCompressorType::ZSTD_COMPRESSOR;
+
+  ret = compressor.init(block_size, compressor_type);
+  EXPECT_EQ(OB_SUCCESS, ret);
+
+  int buffer_size = 16 * 1024;
+  char buffer[buffer_size];
+
+  for (int i = 0; i < buffer_size; ++i) {
+      buffer[i] = std::rand() % 8;
+  }
+
+  const char* in = buffer;
+  int64_t in_size = buffer_size;
+
+  const char* out = NULL;
+  int64_t out_size = 0;
+
+  ret = compressor.compress(in, in_size, out, out_size);
+  EXPECT_EQ(OB_SUCCESS, ret);
+
+  ObBackupIndexBlockCompressor decompressor;
+
+  ret = decompressor.init(block_size, compressor_type);
+  EXPECT_EQ(OB_SUCCESS, ret);
+
+  const char *decomp_out = NULL;
+  int64_t decomp_size = 0;
+
+  ret = decompressor.decompress(out, out_size, block_size, decomp_out, decomp_size);
+  EXPECT_EQ(OB_SUCCESS, ret);
+
+  EXPECT_EQ(in_size, decomp_size);
+  EXPECT_LE(out_size, in_size);
+
+  LOG_INFO("compress info", K(in_size), K(out_size), K(decomp_size));
+}
+
+}
+}
+
+int main(int argc, char **argv)
+{
+  system("rm -f test_backup_index_compressor.log*");
+  ObLogger &logger = ObLogger::get_logger();
+  logger.set_file_name("test_backup_index_compressor.log", true);
+  logger.set_log_level("info");
+  testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}