polardbxengine/unittest/gunit/mock_parse_tree.h

67 lines
2.2 KiB
C++

#ifndef MOCK_PARSE_TREE_INCLUDED
#define MOCK_PARSE_TREE_INCLUDED
/* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2.0,
as published by the Free Software Foundation.
This program is also distributed with certain software (including
but not limited to OpenSSL) that is licensed under separate terms,
as designated in a particular file or component or in included license
documentation. The authors of MySQL hereby grant you an additional
permission to link the program and your derivative works with the
separately licensed software that they have included with MySQL.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License, version 2.0, for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
/**
@file mock_parse_tree.h
Mock classes for parse tree nodes.
*/
#include "sql/parse_tree_items.h"
namespace my_testing {
inline void fix(THD *thd, std::initializer_list<Item *> items) {
Parse_context pc(thd, thd->lex->select_lex);
for (Item *item : items) {
item->itemize(&pc, &item);
item->fix_fields(thd, nullptr);
}
}
class Mock_text_literal : public PTI_text_literal_text_string {
public:
Mock_text_literal(const char *s)
: PTI_text_literal_text_string(POS(), false,
{const_cast<char *>(s), strlen(s)}) {}
};
inline Item *make_fixed_literal(THD *thd, const char *pattern) {
if (pattern == nullptr) return new Item_null;
auto item = new Mock_text_literal(pattern);
fix(thd, {item});
return item;
}
class Mock_pt_item_list : public PT_item_list {
public:
Mock_pt_item_list(std::initializer_list<const char *> strings) {
for (auto string : strings) push_back(new Mock_text_literal(string));
}
};
} // namespace my_testing
#endif // MOCK_PARSE_TREE_INCLUDED