oceanbase/unittest/sql/resolver/expr/test_raw_expr_resolver.cpp
2023-01-28 15:43:48 +08:00

139 lines
4.6 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.
*/
#include <gtest/gtest.h>
#include "sql/test_sql_utils.h"
#include "lib/utility/ob_test_util.h"
#include "sql/resolver/expr/ob_raw_expr_resolver_impl.h"
#include "sql/resolver/expr/ob_raw_expr_util.h"
#include "sql/resolver/expr/ob_raw_expr_print_visitor.h"
#include "sql/ob_sql_init.h"
#include "lib/json/ob_json_print_utils.h"
#include "share/ob_cluster_version.h"
#include <fstream>
using namespace oceanbase::common;
using namespace oceanbase::sql;
using namespace oceanbase::lib;
using namespace oceanbase;
class TestRawExprResolver: public ::testing::Test
{
public:
TestRawExprResolver();
virtual ~TestRawExprResolver();
virtual void SetUp();
virtual void TearDown();
private:
// disallow copy
DISALLOW_COPY_AND_ASSIGN(TestRawExprResolver);
protected:
// function members
void resolve(const char* expr, const char *&json_expr);
protected:
// data members
};
TestRawExprResolver::TestRawExprResolver()
{
}
TestRawExprResolver::~TestRawExprResolver()
{
}
void TestRawExprResolver::SetUp()
{
oceanbase::common::ObClusterVersion::get_instance().update_data_version(DATA_VERSION_4_1_0_0);
}
void TestRawExprResolver::TearDown()
{
}
void TestRawExprResolver::resolve(const char* expr, const char *&json_expr)
{
ObArray<ObQualifiedName> columns;
ObArray<ObVarInfo> sys_vars;
ObArray<ObSubQueryInfo> sub_query_info;
ObArray<ObAggFunRawExpr*> aggr_exprs;
ObArray<ObWinFunRawExpr*> win_exprs;
ObArray<ObUDFInfo> udf_info;
const char *expr_str = expr;
ObIAllocator &allocator = CURRENT_CONTEXT->get_arena_allocator();
ObRawExprFactory expr_factory(allocator);
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;
ctx.session_info_ = &session;
ObRawExpr *raw_expr = NULL;
OK(ObRawExprUtils::make_raw_expr_from_str(expr_str, strlen(expr_str), ctx, raw_expr, columns,
sys_vars, &sub_query_info, aggr_exprs , win_exprs, udf_info));
_OB_LOG(DEBUG, "================================================================");
_OB_LOG(DEBUG, "%s", expr);
_OB_LOG(DEBUG, "%s", CSJ(raw_expr));
OK(raw_expr->extract_info());
//OK(raw_expr->deduce_type());
json_expr = CSJ(raw_expr);
}
TEST_F(TestRawExprResolver, all)
{
static const char* test_file = "./expr/test_raw_expr_resolver.test";
static const char* tmp_file = "./expr/test_raw_expr_resolver.tmp";
static const char* result_file = "./expr/test_raw_expr_resolver.result";
std::ifstream if_tests(test_file);
ASSERT_TRUE(if_tests.is_open());
std::string line;
const char* json_expr = NULL;
std::ofstream of_result(tmp_file);
ASSERT_TRUE(of_result.is_open());
int64_t case_id = 0;
while (std::getline(if_tests, line)) {
of_result << '[' << case_id++ << "] " << line << std::endl;
resolve(line.c_str(), json_expr);
of_result << json_expr << std::endl;
}
of_result.close();
// verify results
fprintf(stderr, "If tests failed, use `diff %s %s' to see the differences. \n", result_file, tmp_file);
std::ifstream if_result(tmp_file);
ASSERT_TRUE(if_result.is_open());
std::istream_iterator<std::string> it_result(if_result);
std::ifstream if_expected(result_file);
ASSERT_TRUE(if_expected.is_open());
std::istream_iterator<std::string> it_expected(if_expected);
ASSERT_TRUE(std::equal(it_result, std::istream_iterator<std::string>(), it_expected));
std::remove(tmp_file);
}
int main(int argc, char **argv)
{
int ret = 0;
::testing::InitGoogleTest(&argc,argv);
system("rm -rf test_optimizer.log");
OB_LOGGER.set_log_level("INFO");
OB_LOGGER.set_file_name("test_raw_expr_resolver.log", true);
ContextParam param;
param.set_mem_attr(1001, "RawExprResolver", ObCtxIds::WORK_AREA)
.set_page_size(OB_MALLOC_BIG_BLOCK_SIZE);
init_sql_factories();
CREATE_WITH_TEMP_CONTEXT(param) {
ret = RUN_ALL_TESTS();
}
return ret;
}