cppcheck/test/testastutils.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2016 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "astutils.h"
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#include "token.h"
#include "settings.h"
#include "tokenize.h"
#include "testsuite.h"
class TestAstUtils : public TestFixture {
public:
TestAstUtils() : TestFixture("TestAstUtils") {
}
private:
void run() {
TEST_CASE(isReturnScope);
}
bool isReturnScope(const char code[], int offset) {
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Settings settings;
Tokenizer tokenizer(&settings, this);
std::istringstream istr(code);
tokenizer.tokenize(istr, "test.cpp");
const Token * const tok = (offset < 0)
? tokenizer.list.back()->tokAt(1+offset)
: tokenizer.tokens()->tokAt(offset);
return ::isReturnScope(tok);
}
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void isReturnScope() {
ASSERT_EQUALS(true, isReturnScope("void f() { if (a) { return; } }", -2));
ASSERT_EQUALS(true, isReturnScope("void f() { if (a) { return (ab){0}; } }", -2)); // #7103
ASSERT_EQUALS(false, isReturnScope("void f() { if (a) { return (ab){0}; } }", -4)); // #7103
ASSERT_EQUALS(true, isReturnScope("void f() { if (a) { {throw new string(x);}; } }", -4)); // #7144
ASSERT_EQUALS(true, isReturnScope("void f() { if (a) { {throw new string(x);}; } }", -2)); // #7144
}
};
REGISTER_TEST(TestAstUtils)