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unittest/sql/engine/expr/ob_expr_compare_test.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 ING_LOG_PREFIX RPC_TEST
+#define USING_LOG_PREFIX RPC_TEST
+#include <gtest/gtest.h>
+#include "sql/engine/expr/ob_expr_operator.h"
+#include "lib/number/ob_number_v2.h"
+using namespace oceanbase::common;
+using namespace oceanbase::obmysql;
+using namespace oceanbase::sql;
+class ObExprCompareTest : public ::testing::Test {
+  public:
+  ObExprCompareTest()
+  {}
+  virtual void SetUp()
+  {}
+  virtual void TearDown()
+  {}
+
+  void time_test(int zs, const char* str, int64_t count, int64_t& total_my)
+  {
+    ObObj obj1, obj2, result;
+    ObCastCtx ctx;
+
+    obj1.set_int(zs);
+    obj1.set_collation_type(CS_TYPE_UTF8MB4_BIN);
+
+    oceanbase::common::number::ObNumber nmb;
+    static oceanbase::common::CharArena s_allocator;
+    nmb.from(str, s_allocator);
+    obj2.set_number(nmb);
+    obj2.set_collation_type(CS_TYPE_UTF8MB4_BIN);
+
+    const int64_t start_ts_my = ObTimeUtility::current_time();
+    ObCompareCtx cmp_ctx(ObNumberType, CS_TYPE_UTF8MB4_BIN, false, 0);
+    for (int i = 0; i < count; i++) {
+      ObRelationalExprOperator::compare_cast(result, obj1, obj2, cmp_ctx, ctx, CO_GT);
+    }
+    const int64_t end_ts_my = ObTimeUtility::current_time();
+    total_my += end_ts_my - start_ts_my;
+    LOG_INFO("total ", K(total_my));
+  }
+
+  protected:
+};
+
+TEST_F(ObExprCompareTest, calc)
+{
+  int64_t total_my = 0;
+  time_test(10, "10.23", 1000000, total_my);
+  time_test(0, "0", 1000000, total_my);
+  time_test(0, "0.1234", 1000000, total_my);
+  time_test(-1, "0", 1000000, total_my);
+  time_test(1000000000, "10000000000.23", 1000000, total_my);
+  LOG_INFO("all total 1000000", K(total_my));
+}
+
+int main(int argc, char* argv[])
+{
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}