2008-12-18 22:28:57 +01:00
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/*
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2008-12-19 22:15:06 +01:00
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* cppcheck - c/c++ syntax checking
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2009-01-02 20:02:35 +01:00
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* Copyright (C) 2007-2009 Daniel Marjamäki, Reijo Tomperi, Nicolas Le Cam
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2008-12-18 22:28:57 +01:00
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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 "tokenize.h"
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#include <sstream>
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extern std::ostringstream errout;
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class TestSimplifyTokens : public TestFixture
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{
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public:
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TestSimplifyTokens() : TestFixture("TestSimplifyTokens")
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{ }
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private:
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void run()
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{
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TEST_CASE( cast0 );
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TEST_CASE( sizeof1 );
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2008-12-21 16:10:44 +01:00
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TEST_CASE( iftruefalse );
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2008-12-18 22:28:57 +01:00
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}
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std::string tok(const char code[])
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{
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std::istringstream istr(code);
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Tokenizer tokenizer;
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tokenizer.tokenize( istr, "test.cpp" );
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2008-12-21 16:10:44 +01:00
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tokenizer.setVarId();
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2008-12-18 22:28:57 +01:00
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tokenizer.simplifyTokenList();
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std::string ret;
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for ( const TOKEN *tok = tokenizer.tokens(); tok; tok = tok->next() )
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{
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ret += tok->str() + " ";
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}
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return ret;
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}
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void cast0()
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{
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const char code1[] = " if ( p == (char *)0 ) ";
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const char code2[] = " if ( p == 0 ) ";
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ASSERT_EQUALS( tok(code1), tok(code2) );
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}
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void sizeof1()
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{
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const char code1[] = " struct ABC *abc = malloc(sizeof(*abc)); ";
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const char code2[] = " struct ABC *abc = malloc(100); ";
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ASSERT_EQUALS( tok(code1), tok(code2) );
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}
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2008-12-21 16:10:44 +01:00
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void iftruefalse()
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{
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{
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const char code1[] = " void f() { int a; bool use = false; if( use ) { a=0; } else {a=1;} } ";
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2008-12-21 22:04:58 +01:00
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const char code2[] = " void f() { int a; bool use = false; {a=1;} } ";
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ASSERT_EQUALS( tok(code2), tok(code1) );
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2008-12-21 16:10:44 +01:00
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}
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{
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const char code1[] = " void f() { int a; bool use = true; if( use ) { a=0; } else {a=1;} } ";
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2008-12-21 22:04:58 +01:00
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const char code2[] = " void f() { int a; bool use = true; { a=0; } } ";
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ASSERT_EQUALS( tok(code2), tok(code1) );
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2008-12-21 16:10:44 +01:00
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}
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{
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const char code1[] = " void f() { int a; int use = 5; if( use ) { a=0; } else {a=1;} } ";
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2008-12-21 22:04:58 +01:00
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const char code2[] = " void f() { int a; int use = 5; { a=0; } } ";
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ASSERT_EQUALS( tok(code2), tok(code1) );
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2008-12-21 16:10:44 +01:00
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}
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{
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const char code1[] = " void f() { int a; int use = 0; if( use ) { a=0; } else {a=1;} } ";
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2008-12-21 22:04:58 +01:00
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const char code2[] = " void f() { int a; int use = 0; {a=1;} } ";
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ASSERT_EQUALS( tok(code2), tok(code1) );
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2008-12-21 16:10:44 +01:00
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}
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2008-12-21 22:04:58 +01:00
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{
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const char code1[] = " void f() { int a; bool use = false; if( use ) a=0; else a=1; int c=1; } ";
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2008-12-23 09:11:33 +01:00
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const char code2[] = " void f() { int a; bool use = false; { a=1; } int c=1; } ";
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2008-12-21 22:04:58 +01:00
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ASSERT_EQUALS( tok(code2), tok(code1) );
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}
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{
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const char code1[] = " void f() { int a; bool use = true; if( use ) a=0; else a=1; int c=1; } ";
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2008-12-22 21:49:56 +01:00
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const char code2[] = " void f() { int a; bool use = true; { a=0; } int c=1; } ";
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2008-12-21 22:04:58 +01:00
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ASSERT_EQUALS( tok(code2), tok(code1) );
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}
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{
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const char code1[] = " void f() { int a; bool use = false; if( use ) a=0; else if( bb ) a=1; int c=1; } ";
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const char code2[] = " void f() { int a; bool use = false; if( bb ) a=1; int c=1; } ";
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ASSERT_EQUALS( tok(code2), tok(code1) );
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}
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{
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const char code1[] = " void f() { int a; bool use = true; if( use ) a=0; else if( bb ) a=1; int c=1; } ";
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2008-12-26 13:55:53 +01:00
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const char code2[] = " void f() { int a; bool use = true; { a=0;} int c=1; } ";
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2008-12-21 22:04:58 +01:00
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ASSERT_EQUALS( tok(code2), tok(code1) );
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}
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{
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const char code1[] = " void f() { int a; bool use = true; if( use ) a=0; else if( bb ) a=1; else if( cc ) a=33; else { gg = 0; } int c=1; } ";
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2008-12-26 13:55:53 +01:00
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const char code2[] = " void f() { int a; bool use = true; { a=0; }int c=1; } ";
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2008-12-21 22:04:58 +01:00
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ASSERT_EQUALS( tok(code2), tok(code1) );
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2008-12-26 13:55:53 +01:00
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}
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2008-12-26 16:42:04 +01:00
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2008-12-26 15:43:16 +01:00
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{
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2008-12-26 16:42:04 +01:00
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const char code1[] = " void f() { if( aa ) { a=0; } else if( true ) a=1; else { a=2; } } ";
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const char code2[] = " void f() { if( aa ) { a=0; } else { a=1; } } ";
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2008-12-26 15:43:16 +01:00
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ASSERT_EQUALS( tok(code2), tok(code1) );
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}
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2008-12-26 16:46:59 +01:00
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{
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const char code1[] = " void f() { if( aa ) { a=0; } else if( false ) a=1; else { a=2; } } ";
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const char code2[] = " void f() { if( aa ) { a=0; } else { a=2; } } ";
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ASSERT_EQUALS( tok(code2), tok(code1) );
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}
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2008-12-21 16:10:44 +01:00
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}
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2008-12-18 22:28:57 +01:00
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};
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REGISTER_TEST( TestSimplifyTokens )
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