init push

deps/oblib/unittest/lib/thread/test_simple_thread_pool.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/thread/ob_simple_thread_pool.h"
+#include "lib/coro/testing.h"
+
+using namespace oceanbase::common;
+
+TEST(DISABLED_TestSimpleThreadPool, Basic)
+{
+  class : public ObSimpleThreadPool {
+    void handle(void* task)
+    {
+      UNUSED(task);
+      ATOMIC_INC(&handle_cnt_);
+    }
+
+    public:
+    int handle_cnt_ = 0;
+  } pool;
+  EXPECT_NE(OB_SUCCESS, pool.init(0, 10));
+  EXPECT_NE(OB_SUCCESS, pool.init(-1, 10));
+  EXPECT_NE(OB_SUCCESS, pool.init(-1234567, 10));
+  EXPECT_NE(OB_SUCCESS, pool.init(1, 0));
+  EXPECT_NE(OB_SUCCESS, pool.init(1, -1));
+
+  // When routine without coro push items into this pool, there may be
+  // at most 100ms(default timeout) before a item to be processing.
+  //
+  // Update: co_futex has fixed problem of thread waking up co-routine
+  TIME_LESS(10000, [&pool] {
+    pool.handle_cnt_ = 0;
+    ASSERT_EQ(OB_SUCCESS, pool.init(1, 10));
+    this_routine::usleep(1000);  // wait for handler waiting for queue
+    ASSERT_EQ(OB_SUCCESS, pool.push((void*)1));
+    ASSERT_EQ(OB_SUCCESS, pool.push((void*)1));
+    ASSERT_EQ(OB_SUCCESS, pool.push((void*)1));
+    for (int i = 0; i < 1000; i++) {
+      if (pool.handle_cnt_ == 3) {
+        break;
+      }
+      this_routine::usleep(1000);
+    }
+    ASSERT_EQ(3, pool.handle_cnt_);
+  });
+  pool.destroy();
+
+  // When routine with coro push items into this pool, it would be
+  // processed ASAP.
+  TIME_LESS(10000, [&pool] {
+    cotesting::FlexPool(
+        [&pool] {
+          pool.handle_cnt_ = 0;
+          ASSERT_EQ(OB_SUCCESS, pool.init(1, 10));
+          this_routine::usleep(1000);  // wait for handler waiting for queue
+          ASSERT_EQ(OB_SUCCESS, pool.push((void*)1));
+          ASSERT_EQ(OB_SUCCESS, pool.push((void*)1));
+          ASSERT_EQ(OB_SUCCESS, pool.push((void*)1));
+          for (int i = 0; i < 1000; i++) {
+            if (pool.handle_cnt_ == 3) {
+              break;
+            }
+            this_routine::usleep(1000);
+          }
+          ASSERT_EQ(3, pool.handle_cnt_);
+        },
+        1)
+        .start();
+  });
+  pool.destroy();
+}
+
+int main(int argc, char* argv[])
+{
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}