patch 4.0

unittest/sql/engine/expr/ob_expr_bin_test.cpp

@@ -0,0 +1,137 @@
+/**
+ * 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 "sql/engine/expr/ob_expr_bin.h"
+#include "ob_expr_test_utils.h"
+#include "lib/oblog/ob_log.h"
+#include "objit/common/ob_item_type.h"
+
+using namespace oceanbase::common;
+using namespace oceanbase::sql;
+
+class TestAllocator: public ObIAllocator
+{
+public:
+  TestAllocator() :
+      label_(ObModIds::TEST) {
+  }
+  virtual ~TestAllocator() {
+  }
+  void *alloc(const int64_t sz) {
+    UNUSED(sz);
+    return NULL;
+  }
+  void free(void *p) {
+    UNUSED(p);
+  }
+  void freed(const int64_t sz) {
+    UNUSED(sz);
+  }
+  void set_label(const char *label) {
+    label_ = label;
+  }
+  ;
+private:
+  const char *label_;
+};
+
+class ObExprBinTest: public ::testing::Test
+{
+public:
+  ObExprBinTest();
+  virtual ~ObExprBinTest();
+  virtual void SetUp();
+  virtual void TearDown();
+private:
+  // disallow copy
+  ObExprBinTest(const ObExprBinTest &other);
+  ObExprBinTest& operator=(const ObExprBinTest &other);
+private:
+  // data members
+};
+
+ObExprBinTest::ObExprBinTest() {}
+ObExprBinTest::~ObExprBinTest() {}
+void ObExprBinTest::SetUp() {}
+void ObExprBinTest::TearDown() {}
+
+#define TEST_NULL(str_op_object, str_buf, func)\
+{\
+  ObObj res;\
+	ObObj val;\
+	val.set_null();\
+	ObExprCtx expr_ctx(NULL, NULL, NULL, str_buf);      \
+	int err = str_op_object.func(res, val, expr_ctx); \
+	ASSERT_TRUE(OB_SUCCESS == err); \
+}
+#define TEST_MEMOEY_RESULT(obj,str_buf,func,t1,v1)\
+{\
+	ObObj obj1;\
+	ObObj res;\
+	obj1.set_##t1(v1);\
+	ObExprCtx expr_ctx(NULL, NULL, NULL, str_buf);      \
+	int ret = obj.func(res, obj1, expr_ctx);\
+	ASSERT_EQ(OB_ALLOCATE_MEMORY_FAILED, ret);   \
+}
+#define TN(typ, val, res_val, res_typ) EXPECT_RESULT1(obj, &buf, calc_result1, typ, val, res_val, res_typ)
+#define FN(typ, val) EXPECT_FAIL_RESULT1(obj, &buf, calc_result1, typ, val)
+#define TNN() TEST_NULL(obj, &buf, calc_result1)
+#define TMR(buf, t1, v1) TEST_MEMOEY_RESULT(obj, buf, calc_result1, t1, v1)
+TEST_F(ObExprBinTest, basic_test)
+{
+  DefaultPageAllocator buf;
+  ObExprBin obj(buf);
+  //case	1.	select bin(342342342342);
+  TN(int, 342342342342, varchar, "100111110110101001100011001011011000110");
+  //case	2.	select bin(5464563463463456345);
+  TN(uint64, 5464563463463456345, varchar,
+      "100101111010110000001111000010001111100010100010100111001011001");
+  //case	3.	select bin(-2.2);
+  TN(uint64, 9223372036854779807UL, varchar,
+      "1000000000000000000000000000000000000000000000000000111110011111");
+  //case	4.	select bin(-1);
+  TN(int, -1, varchar,
+      "1111111111111111111111111111111111111111111111111111111111111111");
+  //case	5.	select bin(-46234123434);
+  TN(int, -46234123434, varchar,
+      "1111111111111111111111111111010100111100001110110100001101010110");
+  //case	6.	select bin(-9223372036854779808);
+  TN(int, -5223372036854779807, varchar,
+      "1011011110000010110110101100111010011101100011111111000001100001");
+  //case	7.	select bin(3);
+  TN(int, 3, varchar, "11");
+
+}
+TEST_F(ObExprBinTest, special_test)
+{
+  DefaultPageAllocator buf;
+  ObExprBin obj(buf);
+  TestAllocator tbuf;
+  //case	1.	select bin('342342342342');
+  FN(char, "342342342342");
+  //case	2.	select bin('21435435456576534365765324234.4656df');
+  FN(char, "21435435456576534365765324234.4656df");
+  //case	3.	select bin(null);
+  TNN()
+  ;
+  //case	4.  select bin(true);
+  FN(bool, true);
+  //case	5.	select bin(3435)
+  TMR(&tbuf, int, 3435);
+}
+int main(int argc, char **argv)
+{
+  oceanbase::common::ObLogger::get_logger().set_log_level("DEBUG");
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}