73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
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/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2013 Daniel Marjamäki and Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "testsuite.h"
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#include "testutils.h"
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#include "valueflow.h"
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#include "tokenize.h"
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#include "token.h"
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#include <vector>
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#include <string>
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extern std::ostringstream errout;
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class TestValueFlow : public TestFixture {
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public:
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TestValueFlow() : TestFixture("TestValueFlow") {
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}
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private:
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void run() {
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valueFlowBeforeCondition();
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}
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bool testValueOfX(const char code[], unsigned int linenr, int value) {
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Settings settings;
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settings.valueFlow = true; // temporary flag
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// Tokenize..
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Tokenizer tokenizer(&settings, this);
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std::istringstream istr(code);
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tokenizer.tokenize(istr, "test.cpp");
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for (const Token *tok = tokenizer.tokens(); tok; tok = tok->next()) {
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if (tok->str() == "x" && tok->linenr() == linenr) {
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std::list<ValueFlow::Value>::const_iterator it;
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for (it = tok->values.begin(); it != tok->values.end(); ++it) {
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if (it->intvalue == value)
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return true;
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}
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return false;
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}
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}
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return false;
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}
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void valueFlowBeforeCondition() {
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const char code[] = "void f(int x) {\n"
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" int a = x;\n"
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" if (x == 123) {}\n"
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"}";
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ASSERT_EQUALS(true, testValueOfX(code, 2U, 123));
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}
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};
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REGISTER_TEST(TestValueFlow)
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