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unittest/clog/test_ob_log_file_trailer.cpp

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+/**
+ * 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.
+ */
+
+#include "clog/ob_log_file_trailer.h"
+
+#include <gtest/gtest.h>
+
+using namespace oceanbase::clog;
+using namespace oceanbase::common;
+
+namespace oceanbase {
+namespace unittest {
+
+class TestObLogFileTrailer : public ::testing::Test {
+  public:
+  virtual void SetUp()
+  {}
+  virtual void TearDown()
+  {}
+};
+
+TEST_F(TestObLogFileTrailer, test_ob_log_file_trailer)
+{
+  static const int64_t BUFSIZE = 1 << 9;
+  ObLogFileTrailer trailer;
+  offset_t start_pos = CLOG_TRAILER_OFFSET;
+  offset_t start_pos2 = CLOG_TRAILER_OFFSET - 1;
+  file_id_t file_id = 5;
+  file_id_t file_id2 = OB_INVALID_FILE_ID;
+  int64_t pos = 0;
+
+  char buf[BUFSIZE];
+
+  // test build_serialized_trailer failure
+  EXPECT_EQ(OB_INVALID_ARGUMENT, trailer.build_serialized_trailer(buf, BUFSIZE, start_pos, file_id2, pos));
+  EXPECT_EQ(OB_INVALID_ARGUMENT, trailer.build_serialized_trailer(buf, BUFSIZE, -1, file_id, pos));
+
+  // test_set
+  EXPECT_EQ(OB_INVALID_ARGUMENT, trailer.set_file_id(file_id2));
+  EXPECT_EQ(OB_INVALID_ARGUMENT, trailer.set_start_pos(-1));
+  EXPECT_EQ(OB_SUCCESS, trailer.set_file_id(file_id));
+  EXPECT_EQ(OB_SUCCESS, trailer.set_start_pos(start_pos2));
+
+  // test_serialize_and_deserialize
+  CLOG_LOG(INFO, "before serialize", "trailer", to_cstring(trailer));
+  EXPECT_EQ(OB_SUCCESS, trailer.build_serialized_trailer(buf, BUFSIZE, start_pos, file_id, pos));
+  EXPECT_EQ(start_pos, trailer.get_start_pos());
+  EXPECT_EQ(file_id, trailer.get_file_id());
+
+  pos = 0;
+  EXPECT_EQ(OB_SUCCESS, trailer.deserialize(buf, trailer.get_serialize_size(), pos));
+  CLOG_LOG(INFO, "after deserialize", "trailer", to_cstring(trailer));
+}
+
+}  // end namespace unittest
+}  // end namespace oceanbase
+
+int main(int argc, char** argv)
+{
+  OB_LOGGER.set_file_name("test_ob_log_file_trailer.log", true);
+  OB_LOGGER.set_log_level("INFO");
+  CLOG_LOG(INFO, "begin unittest::test_ob_log_file_trailer");
+  testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}