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unittest/share/test_reentrant_thread.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.
+ */
+
+#define USING_LOG_PREFIX SHARE
+#include <gtest/gtest.h>
+#include <gmock/gmock.h>
+#define private public
+#include "lib/thread/ob_reentrant_thread.h"
+
+namespace oceanbase {
+using namespace common;
+namespace share {
+
+class TestReentrantThread : public ObReentrantThread {
+  public:
+  TestReentrantThread() : sleeped_cnt_(0)
+  {}
+
+  volatile int64_t sleeped_cnt_;
+  void run()
+  {
+    while (!stop_) {
+      usleep(10000);
+      sleeped_cnt_++;
+    }
+  }
+  int blocking_run()
+  {
+    return ObReentrantThread::blocking_run();
+  }
+};
+
+TEST(TestReentrantThread, all)
+{
+  TestReentrantThread thread;
+  ASSERT_NE(OB_SUCCESS, thread.create(0));
+
+  const int64_t thread_cnt = ObReentrantThread::TID_ARRAY_DEF_SIZE * 2;
+  ASSERT_EQ(OB_SUCCESS, thread.create(thread_cnt));
+  ASSERT_EQ(OB_SUCCESS, thread.destroy());
+
+  ASSERT_EQ(OB_SUCCESS, thread.create(thread_cnt));
+  ASSERT_EQ(0, thread.running_cnt_);
+  ASSERT_EQ(OB_SUCCESS, thread.start());
+  usleep(10000);
+  ASSERT_EQ(thread_cnt, thread.running_cnt_);
+  ASSERT_EQ(OB_SUCCESS, thread.stop());
+  ASSERT_EQ(OB_SUCCESS, thread.wait());
+  ASSERT_EQ(0, thread.running_cnt_);
+
+  // start again
+  ASSERT_EQ(OB_SUCCESS, thread.start());
+  usleep(10000);
+  ASSERT_EQ(thread_cnt, thread.running_cnt_);
+
+  ASSERT_EQ(OB_SUCCESS, thread.destroy());
+  ASSERT_EQ(0, thread.running_cnt_);
+}
+
+}  // end namespace share
+}  // end namespace oceanbase
+
+int main(int argc, char* argv[])
+{
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}