oceanbase/unittest/sql/resolver/expr/test_raw_expr_to_str.cpp
gm 4a92b6d7df reformat source code
according to code styles, 'AccessModifierOffset' should be -2.
2021-06-17 10:40:36 +08:00

121 lines
3.9 KiB
C++

/**
* 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 SQL_OPTIMIZER
#include <gtest/gtest.h>
#include "lib/json/ob_json.h"
#include "lib/allocator/ob_mod_define.h"
#include "lib/allocator/page_arena.h"
#include "lib/oblog/ob_log.h"
#include "sql/resolver/expr/ob_raw_expr_util.h"
#include "sql/engine/expr/ob_expr_operator.h"
using namespace oceanbase::sql;
using namespace oceanbase::common;
namespace test {
#define MAKE_RAW_EXPR_FROM_STR(str, expr) \
({ \
ret = ObRawExprUtils::make_raw_expr_from_str( \
str, strlen(str), ctx, expr, columns, sys_vars, &sub_query_info, aggr_exprs, win_exprs); \
ret; \
})
class TestRawExprToStr : public ::testing::Test {
public:
TestRawExprToStr()
{}
virtual ~TestRawExprToStr()
{}
virtual void SetUp()
{}
virtual void TearDown()
{}
private:
// disallow copy and assign
TestRawExprToStr(const TestRawExprToStr& other);
TestRawExprToStr& operator=(const TestRawExprToStr& ohter);
};
TEST_F(TestRawExprToStr, basic)
{
int ret = OB_SUCCESS;
// mock params
// stmts
ObArenaAllocator allocator(ObModIds::TEST);
ObRawExprFactory expr_factory(allocator);
ObArray<ObQualifiedName> columns;
ObArray<ObVarInfo> sys_vars;
ObArray<ObSubQueryInfo> sub_query_info;
ObArray<ObAggFunRawExpr*> aggr_exprs;
ObArray<ObWinFunRawExpr*> win_exprs;
ObTimeZoneInfo tz_info;
ObNameCaseMode case_mode = OB_NAME_CASE_INVALID;
ObExprResolveContext ctx(expr_factory, &tz_info, case_mode);
ctx.connection_charset_ = ObCharset::get_default_charset();
ctx.dest_collation_ = ObCharset::get_default_collation(ctx.connection_charset_);
ctx.is_extract_param_type_ = false;
ObSQLSessionInfo session;
session.set_use_static_typing_engine(false);
ctx.session_info_ = &session;
const int64_t buf_len = 1024;
int64_t pos = 0;
char buf[buf_len];
ObRawExpr* expr = NULL;
// const char* inner_offset = "1+c1 > ? and 'abc' || c2 = 'def'";
const char* expr1 = "1+c1 > ? and SUM(1) OR 2 >= 1";
const char* expr2 = "CASE WHEN 10>=2 THEN 1+2 ELSE 0 END";
const char* expr3 = "CASE WHEN 10>=2 THEN 10-2 ELSE SUM(10-2) END";
const char* expr4 = "1/2";
MAKE_RAW_EXPR_FROM_STR(expr1, expr);
EXPECT_TRUE(OB_SUCC(ret));
pos = 0;
ret = expr->get_name(buf, buf_len, pos);
EXPECT_TRUE(OB_SUCC(ret));
_OB_LOG(INFO, "%.*s", static_cast<int32_t>(pos), buf);
pos = 0;
MAKE_RAW_EXPR_FROM_STR(expr2, expr);
EXPECT_TRUE(OB_SUCC(ret));
ret = expr->get_name(buf, buf_len, pos);
EXPECT_TRUE(OB_SUCC(ret));
_OB_LOG(INFO, "%.*s", static_cast<int32_t>(pos), buf);
pos = 0;
MAKE_RAW_EXPR_FROM_STR(expr3, expr);
EXPECT_TRUE(OB_SUCC(ret));
ret = expr->get_name(buf, buf_len, pos);
EXPECT_TRUE(OB_SUCC(ret));
_OB_LOG(INFO, "%.*s", static_cast<int32_t>(pos), buf);
pos = 0;
MAKE_RAW_EXPR_FROM_STR(expr4, expr);
EXPECT_TRUE(OB_SUCC(ret));
ret = expr->get_name(buf, buf_len, pos);
EXPECT_TRUE(OB_SUCC(ret));
_OB_LOG(INFO, "%.*s", static_cast<int32_t>(pos), buf);
}
} // namespace test
int main(int argc, char** argv)
{
oceanbase::common::ObLogger::get_logger().set_log_level("INFO");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}