111 lines
2.9 KiB
C++
111 lines
2.9 KiB
C++
/*
|
|
* c++check - c/c++ syntax checking
|
|
* Copyright (C) 2007 Daniel Marjamäki
|
|
*
|
|
* 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 "tokenize.h"
|
|
#include "CommonCheck.h"
|
|
#include "CheckOther.h"
|
|
#include "testsuite.h"
|
|
|
|
#include <sstream>
|
|
|
|
extern std::ostringstream errout;
|
|
extern bool ShowAll;
|
|
|
|
class TestCharVar : public TestFixture
|
|
{
|
|
public:
|
|
TestCharVar() : TestFixture("TestCharVar")
|
|
{ }
|
|
|
|
private:
|
|
void run()
|
|
{
|
|
TEST_CASE( array_index );
|
|
TEST_CASE( bitop1 );
|
|
TEST_CASE( bitop2 );
|
|
}
|
|
|
|
void check( const char code[] )
|
|
{
|
|
// Tokenize..
|
|
tokens = tokens_back = NULL;
|
|
std::istringstream istr(code);
|
|
TokenizeCode( istr );
|
|
|
|
// Fill function list
|
|
FillFunctionList(0);
|
|
|
|
// Clear the error buffer..
|
|
errout.str("");
|
|
|
|
// Check for memory leaks..
|
|
ShowAll = true;
|
|
CheckCharVariable();
|
|
|
|
DeallocateTokens();
|
|
}
|
|
|
|
void array_index()
|
|
{
|
|
check( "void foo()\n"
|
|
"{\n"
|
|
" unsigned char ch = 0x80;\n"
|
|
" buf[ch] = 0;\n"
|
|
"}\n" );
|
|
ASSERT_EQUALS( std::string(""), errout.str() );
|
|
|
|
check( "void foo()\n"
|
|
"{\n"
|
|
" char ch = 0x80;\n"
|
|
" buf[ch] = 0;\n"
|
|
"}\n" );
|
|
ASSERT_EQUALS( std::string("[test.cpp:4]: Warning - using char variable as array index\n"), errout.str() );
|
|
|
|
check( "void foo(char ch)\n"
|
|
"{\n"
|
|
" buf[ch] = 0;\n"
|
|
"}\n" );
|
|
ASSERT_EQUALS( std::string("[test.cpp:3]: Warning - using char variable as array index\n"), errout.str() );
|
|
}
|
|
|
|
|
|
void bitop1()
|
|
{
|
|
check( "void foo()\n"
|
|
"{\n"
|
|
" char ch;\n"
|
|
" result = a | ch;\n"
|
|
"}\n" );
|
|
ASSERT_EQUALS( std::string("[test.cpp:4]: Warning - using char variable in bit operation\n"), errout.str() );
|
|
}
|
|
|
|
void bitop2()
|
|
{
|
|
check( "void foo()\n"
|
|
"{\n"
|
|
" char ch;\n"
|
|
" func(&ch);\n"
|
|
"}\n" );
|
|
ASSERT_EQUALS( std::string(""), errout.str() );
|
|
}
|
|
};
|
|
|
|
REGISTER_TEST( TestCharVar )
|
|
|