patch 4.0

deps/oblib/unittest/common/test_ob_sequence.cpp

@@ -0,0 +1,87 @@
+/**
+ * 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 <gtest/gtest.h>
+#include "lib/ob_errno.h"
+#include "lib/oblog/ob_log.h"
+#include "common/storage/ob_sequence.h"
+#include "lib/time/ob_time_utility.h"
+
+namespace oceanbase
+{
+using namespace common;
+namespace unittest
+{
+
+class TestObSequence : public ::testing::Test
+{
+public :
+  virtual void SetUp() {}
+  virtual void TearDown() {}
+};
+
+//////////////////////基本功能测试//////////////////////////////////////////
+
+TEST_F(TestObSequence, get_max_seq_no)
+{
+  TRANS_LOG(INFO, "called", "func", test_info_->name());
+  int64_t seq_no = ObSequence::get_max_seq_no();
+
+  EXPECT_TRUE(seq_no <= ObTimeUtility::current_time());
+  EXPECT_TRUE(seq_no > 0);
+  EXPECT_EQ(ObSequence::inc_and_get_max_seq_no(), seq_no + 1);
+  ObSequence::inc();
+  EXPECT_EQ(ObSequence::get_max_seq_no(), seq_no + 2);
+}
+
+TEST_F(TestObSequence, update_max_seq_no)
+{
+  TRANS_LOG(INFO, "called", "func", test_info_->name());
+
+  int64_t seq_no = ObSequence::get_max_seq_no();
+
+  ObSequence::update_max_seq_no(0);
+  EXPECT_TRUE(ObSequence::get_max_seq_no() >= seq_no);
+
+  seq_no = ObSequence::get_max_seq_no();
+  ObSequence::update_max_seq_no(-1);
+  EXPECT_TRUE(ObSequence::get_max_seq_no() >= seq_no);
+
+  seq_no = ObSequence::get_max_seq_no();
+  ObSequence::update_max_seq_no(1);
+  EXPECT_TRUE(ObSequence::get_max_seq_no() >= seq_no);
+
+  seq_no = ObSequence::get_max_seq_no();
+  ObSequence::update_max_seq_no(seq_no);
+  EXPECT_TRUE(ObSequence::get_max_seq_no() > seq_no);
+
+  seq_no = ObSequence::get_max_seq_no();
+  ObSequence::update_max_seq_no(seq_no + 1000000);
+  EXPECT_EQ(ObSequence::get_max_seq_no(), seq_no + 1000001);
+}
+
+}//end of unittest
+}//end of oceanbase
+
+using namespace oceanbase;
+using namespace oceanbase::common;
+
+int main(int argc, char **argv)
+{
+  int ret = 1;
+  ObLogger &logger = ObLogger::get_logger();
+  logger.set_file_name("test_ob_sequence.log", true);
+  logger.set_log_level(OB_LOG_LEVEL_INFO);
+  testing::InitGoogleTest(&argc, argv);
+  ret = RUN_ALL_TESTS();
+  return ret;
+}