/* * Cppcheck - A tool for static C/C++ code analysis * Copyright (C) 2007-2012 Daniel Marjamäki and 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 . */ #include "testsuite.h" #include "testutils.h" #include "symboldatabase.h" #define GET_SYMBOL_DB(code) \ errout.str(""); \ Settings settings; \ Tokenizer tokenizer(&settings, this); \ std::istringstream istr(code); \ tokenizer.tokenize(istr, "test.cpp"); \ const SymbolDatabase *db = tokenizer.getSymbolDatabase(); #define GET_SYMBOL_DB_C(code) \ errout.str(""); \ Settings settings; \ Tokenizer tokenizer(&settings, this); \ std::istringstream istr(code); \ tokenizer.tokenize(istr, "test.c"); \ const SymbolDatabase *db = tokenizer.getSymbolDatabase(); class TestSymbolDatabase: public TestFixture { public: TestSymbolDatabase() :TestFixture("TestSymbolDatabase") ,si(NULL, NULL, NULL) ,vartok(NULL) ,typetok(NULL) ,t(NULL) ,found(false) {} private: const Scope si; const Token* vartok; const Token* typetok; const Token* t; bool found; void reset() { vartok = NULL; typetok = NULL; t = NULL; found = false; } void run() { TEST_CASE(test_isVariableDeclarationCanHandleNull); TEST_CASE(test_isVariableDeclarationIdentifiesSimpleDeclaration); TEST_CASE(test_isVariableDeclarationIdentifiesScopedDeclaration); TEST_CASE(test_isVariableDeclarationIdentifiesStdDeclaration); TEST_CASE(test_isVariableDeclarationIdentifiesScopedStdDeclaration); TEST_CASE(test_isVariableDeclarationIdentifiesManyScopes); TEST_CASE(test_isVariableDeclarationIdentifiesPointers); TEST_CASE(test_isVariableDeclarationDoesNotIdentifyConstness); TEST_CASE(test_isVariableDeclarationIdentifiesFirstOfManyVariables); TEST_CASE(test_isVariableDeclarationIdentifiesScopedPointerDeclaration); TEST_CASE(test_isVariableDeclarationIdentifiesDeclarationWithIndirection); TEST_CASE(test_isVariableDeclarationIdentifiesDeclarationWithMultipleIndirection); TEST_CASE(test_isVariableDeclarationIdentifiesArray); TEST_CASE(test_isVariableDeclarationIdentifiesOfArrayPointers); TEST_CASE(isVariableDeclarationIdentifiesTemplatedPointerVariable); TEST_CASE(isVariableDeclarationIdentifiesTemplatedPointerToPointerVariable); TEST_CASE(isVariableDeclarationIdentifiesTemplatedArrayVariable); TEST_CASE(isVariableDeclarationIdentifiesTemplatedVariable); TEST_CASE(isVariableDeclarationIdentifiesTemplatedVariableIterator); TEST_CASE(isVariableDeclarationIdentifiesNestedTemplateVariable); TEST_CASE(isVariableDeclarationIdentifiesReference); TEST_CASE(isVariableDeclarationDoesNotIdentifyTemplateClass); TEST_CASE(isVariableDeclarationPointerConst); TEST_CASE(staticMemberVar); TEST_CASE(hasRegularFunction); TEST_CASE(hasInlineClassFunction); TEST_CASE(hasMissingInlineClassFunction); TEST_CASE(hasClassFunction); TEST_CASE(hasRegularFunctionReturningFunctionPointer); TEST_CASE(hasInlineClassFunctionReturningFunctionPointer); TEST_CASE(hasMissingInlineClassFunctionReturningFunctionPointer); TEST_CASE(hasClassFunctionReturningFunctionPointer); TEST_CASE(functionDeclarations); TEST_CASE(classWithFriend); TEST_CASE(parseFunctionCorrect); TEST_CASE(parseFunctionDeclarationCorrect); TEST_CASE(hasGlobalVariables1); TEST_CASE(hasGlobalVariables2); TEST_CASE(hasGlobalVariables3); TEST_CASE(functionArgs1); TEST_CASE(functionArgs2); TEST_CASE(functionArgs3); TEST_CASE(namespaces1); TEST_CASE(namespaces2); TEST_CASE(tryCatch1); TEST_CASE(symboldatabase1); TEST_CASE(symboldatabase2); TEST_CASE(symboldatabase3); // ticket #2000 TEST_CASE(symboldatabase4); TEST_CASE(symboldatabase5); // ticket #2178 TEST_CASE(symboldatabase6); // ticket #2221 TEST_CASE(symboldatabase7); // ticket #2230 TEST_CASE(symboldatabase8); // ticket #2252 TEST_CASE(symboldatabase9); // ticket #2525 TEST_CASE(symboldatabase10); // ticket #2537 TEST_CASE(symboldatabase11); // ticket #2539 TEST_CASE(symboldatabase12); // ticket #2547 TEST_CASE(symboldatabase13); // ticket #2577 TEST_CASE(symboldatabase14); // ticket #2589 TEST_CASE(symboldatabase15); // ticket #2591 TEST_CASE(symboldatabase16); // ticket #2637 TEST_CASE(symboldatabase17); // ticket #2657 TEST_CASE(symboldatabase18); // ticket #2865 TEST_CASE(symboldatabase19); // ticket #2991 (segmentation fault) TEST_CASE(symboldatabase20); // ticket #3013 (segmentation fault) TEST_CASE(symboldatabase21); TEST_CASE(symboldatabase22); // ticket #3437 (segmentation fault) TEST_CASE(symboldatabase23); // ticket #3435 TEST_CASE(symboldatabase24); // ticket #3508 (constructor, destructor) TEST_CASE(symboldatabase25); // ticket #3561 (throw C++) TEST_CASE(symboldatabase26); // ticket #3561 (throw C) TEST_CASE(symboldatabase27); // ticket #3543 (segmentation fault) TEST_CASE(symboldatabase28); TEST_CASE(isImplicitlyVirtual); } void test_isVariableDeclarationCanHandleNull() { reset(); bool result = si.isVariableDeclaration(NULL, vartok, typetok); ASSERT_EQUALS(false, result); ASSERT(NULL == vartok); ASSERT(NULL == typetok); Variable v(NULL, NULL, NULL, 0, Public, 0, 0); } void test_isVariableDeclarationIdentifiesSimpleDeclaration() { reset(); givenACodeSampleToTokenize simpleDeclaration("int x;"); bool result = si.isVariableDeclaration(simpleDeclaration.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("x", vartok->str()); ASSERT_EQUALS("int", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesScopedDeclaration() { reset(); givenACodeSampleToTokenize ScopedDeclaration("::int x;"); bool result = si.isVariableDeclaration(ScopedDeclaration.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("x", vartok->str()); ASSERT_EQUALS("int", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesStdDeclaration() { reset(); givenACodeSampleToTokenize StdDeclaration("std::string x;"); bool result = si.isVariableDeclaration(StdDeclaration.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("x", vartok->str()); ASSERT_EQUALS("string", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesScopedStdDeclaration() { reset(); givenACodeSampleToTokenize StdDeclaration("::std::string x;"); bool result = si.isVariableDeclaration(StdDeclaration.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("x", vartok->str()); ASSERT_EQUALS("string", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesManyScopes() { reset(); givenACodeSampleToTokenize manyScopes("AA::BB::CC::DD::EE x;"); bool result = si.isVariableDeclaration(manyScopes.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("x", vartok->str()); ASSERT_EQUALS("EE", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesPointers() { reset(); givenACodeSampleToTokenize pointer("int* p;"); bool result1 = si.isVariableDeclaration(pointer.tokens(), vartok, typetok); ASSERT_EQUALS(true, result1); ASSERT_EQUALS("p", vartok->str()); ASSERT_EQUALS("int", typetok->str()); Variable v1(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v1.isArray()); ASSERT(true == v1.isPointer()); ASSERT(false == v1.isReference()); reset(); givenACodeSampleToTokenize constpointer("const int* p;"); Variable v2(constpointer.tokens()->tokAt(3), constpointer.tokens()->next(), constpointer.tokens()->tokAt(2), 0, Public, 0, 0); ASSERT(false == v2.isArray()); ASSERT(true == v2.isPointer()); ASSERT(false == v2.isConst()); ASSERT(false == v2.isReference()); reset(); givenACodeSampleToTokenize pointerconst("int* const p;"); bool result2 = si.isVariableDeclaration(pointerconst.tokens(), vartok, typetok); ASSERT_EQUALS(true, result2); ASSERT_EQUALS("p", vartok->str()); ASSERT_EQUALS("int", typetok->str()); Variable v3(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v3.isArray()); ASSERT(true == v3.isPointer()); ASSERT(true == v3.isConst()); ASSERT(false == v3.isReference()); } void test_isVariableDeclarationDoesNotIdentifyConstness() { reset(); givenACodeSampleToTokenize constness("const int* cp;"); bool result = si.isVariableDeclaration(constness.tokens(), vartok, typetok); ASSERT_EQUALS(false, result); ASSERT(NULL == vartok); ASSERT(NULL == typetok); } void test_isVariableDeclarationIdentifiesFirstOfManyVariables() { reset(); givenACodeSampleToTokenize multipleDeclaration("int first, second;"); bool result = si.isVariableDeclaration(multipleDeclaration.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("first", vartok->str()); ASSERT_EQUALS("int", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesScopedPointerDeclaration() { reset(); givenACodeSampleToTokenize manyScopes("AA::BB::CC::DD::EE* p;"); bool result = si.isVariableDeclaration(manyScopes.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("p", vartok->str()); ASSERT_EQUALS("EE", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(true == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesDeclarationWithIndirection() { reset(); givenACodeSampleToTokenize pointerToPointer("int** pp;"); bool result = si.isVariableDeclaration(pointerToPointer.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("pp", vartok->str()); ASSERT_EQUALS("int", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(true == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesDeclarationWithMultipleIndirection() { reset(); givenACodeSampleToTokenize pointerToPointer("int***** p;"); bool result = si.isVariableDeclaration(pointerToPointer.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("p", vartok->str()); ASSERT_EQUALS("int", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(true == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesArray() { reset(); givenACodeSampleToTokenize array("::std::string v[3];"); bool result = si.isVariableDeclaration(array.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("v", vartok->str()); ASSERT_EQUALS("string", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(true == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void test_isVariableDeclarationIdentifiesOfArrayPointers() { reset(); givenACodeSampleToTokenize array("A *a[5];"); bool result = si.isVariableDeclaration(array.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("a", vartok->str()); ASSERT_EQUALS("A", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(true == v.isArray()); ASSERT(true == v.isPointer()); ASSERT(false == v.isReference()); } void isVariableDeclarationIdentifiesTemplatedPointerVariable() { reset(); givenACodeSampleToTokenize var("std::set* chars;"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("chars", vartok->str()); ASSERT_EQUALS("set", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(true == v.isPointer()); ASSERT(false == v.isReference()); } void isVariableDeclarationIdentifiesTemplatedPointerToPointerVariable() { reset(); givenACodeSampleToTokenize var("std::deque*** ints;"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("ints", vartok->str()); ASSERT_EQUALS("deque", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(true == v.isPointer()); ASSERT(false == v.isReference()); } void isVariableDeclarationIdentifiesTemplatedArrayVariable() { reset(); givenACodeSampleToTokenize var("std::deque ints[3];"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("ints", vartok->str()); ASSERT_EQUALS("deque", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(true == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void isVariableDeclarationIdentifiesTemplatedVariable() { reset(); givenACodeSampleToTokenize var("std::vector ints;"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("ints", vartok->str()); ASSERT_EQUALS("vector", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void isVariableDeclarationIdentifiesTemplatedVariableIterator() { reset(); givenACodeSampleToTokenize var("std::list::const_iterator floats;"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("floats", vartok->str()); ASSERT_EQUALS("const_iterator", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void isVariableDeclarationIdentifiesNestedTemplateVariable() { reset(); givenACodeSampleToTokenize var("std::deque > intsets;"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); ASSERT_EQUALS("intsets", vartok->str()); ASSERT_EQUALS("deque", typetok->str()); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(false == v.isPointer()); ASSERT(false == v.isReference()); } void isVariableDeclarationIdentifiesReference() { reset(); givenACodeSampleToTokenize var1("int& foo;"); bool result1 = si.isVariableDeclaration(var1.tokens(), vartok, typetok); ASSERT_EQUALS(true, result1); Variable v1(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v1.isArray()); ASSERT(false == v1.isPointer()); ASSERT(true == v1.isReference()); reset(); givenACodeSampleToTokenize var2("foo*& bar;"); bool result2 = si.isVariableDeclaration(var2.tokens(), vartok, typetok); ASSERT_EQUALS(true, result2); Variable v2(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v2.isArray()); ASSERT(true == v2.isPointer()); ASSERT(true == v2.isReference()); reset(); givenACodeSampleToTokenize var3("std::vector& foo;"); bool result3 = si.isVariableDeclaration(var3.tokens(), vartok, typetok); ASSERT_EQUALS(true, result3); Variable v3(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v3.isArray()); ASSERT(false == v3.isPointer()); ASSERT(true == v3.isReference()); } void isVariableDeclarationDoesNotIdentifyTemplateClass() { reset(); givenACodeSampleToTokenize var("template class SomeClass{};"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(false, result); } void isVariableDeclarationPointerConst() { reset(); givenACodeSampleToTokenize var("std::string const* s;"); bool result = si.isVariableDeclaration(var.tokens(), vartok, typetok); ASSERT_EQUALS(true, result); Variable v(vartok, typetok, vartok->previous(), 0, Public, 0, 0); ASSERT(false == v.isArray()); ASSERT(true == v.isPointer()); ASSERT(false == v.isReference()); } void staticMemberVar() { GET_SYMBOL_DB("class Foo {\n" " static const double d;\n" "};\n" "const double Foo::d = 5.0;"); const Variable* v = db->getVariableFromVarId(1); ASSERT(v && db->getVariableListSize() == 2); ASSERT(v && v->isStatic() && v->isConst() && v->isPrivate()); } void hasRegularFunction() { GET_SYMBOL_DB("void func() { }\n") // 2 scopes: Global and Function ASSERT(db && db->scopeList.size() == 2 && tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->next()); ASSERT(scope && scope->className == "func"); ASSERT(scope && scope->functionOf == 0); const Function *function = db->findFunctionByToken(tokenizer.tokens()->next()); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->next()); ASSERT(function && function->hasBody); ASSERT(function && function->functionScope == scope && scope->function == function && function->nestedIn != scope); } } void hasInlineClassFunction() { GET_SYMBOL_DB("class Fred { void func() { } };\n") // 3 scopes: Global, Class, and Function ASSERT(db && db->scopeList.size() == 3 && tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->tokAt(4)); ASSERT(scope && scope->className == "func"); ASSERT(scope && scope->functionOf && scope->functionOf == db->findScopeByName("Fred")); const Function *function = db->findFunctionByToken(tokenizer.tokens()->tokAt(4)); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->tokAt(4)); ASSERT(function && function->hasBody && function->isInline); ASSERT(function && function->functionScope == scope && scope->function == function && function->nestedIn == db->findScopeByName("Fred")); } } void hasMissingInlineClassFunction() { GET_SYMBOL_DB("class Fred { void func(); };\n") // 2 scopes: Global and Class (no Function scope because there is no function implementation) ASSERT(db && db->scopeList.size() == 2 && !tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->tokAt(4)); ASSERT(scope == NULL); const Function *function = db->findFunctionByToken(tokenizer.tokens()->tokAt(4)); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->tokAt(4)); ASSERT(function && !function->hasBody); } } void hasClassFunction() { GET_SYMBOL_DB("class Fred { void func(); }; Fred::func() { }\n") // 3 scopes: Global, Class, and Function ASSERT(db && db->scopeList.size() == 3 && tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->tokAt(12)); ASSERT(scope && scope->className == "func"); ASSERT(scope && scope->functionOf && scope->functionOf == db->findScopeByName("Fred")); const Function *function = db->findFunctionByToken(tokenizer.tokens()->tokAt(12)); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->tokAt(12)); ASSERT(function && function->hasBody && !function->isInline); ASSERT(function && function->functionScope == scope && scope->function == function && function->nestedIn == db->findScopeByName("Fred")); } } void hasRegularFunctionReturningFunctionPointer() { GET_SYMBOL_DB("void (*func(int f))(char) { }\n") // 2 scopes: Global and Function ASSERT(db && db->scopeList.size() == 2 && tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->tokAt(3)); ASSERT(scope && scope->className == "func"); const Function *function = db->findFunctionByToken(tokenizer.tokens()->tokAt(3)); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->tokAt(3)); ASSERT(function && function->hasBody && function->retFuncPtr); } } void hasInlineClassFunctionReturningFunctionPointer() { GET_SYMBOL_DB("class Fred { void (*func(int f))(char) { } };\n") // 3 scopes: Global, Class, and Function ASSERT(db && db->scopeList.size() == 3 && tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->tokAt(6)); ASSERT(scope && scope->className == "func"); const Function *function = db->findFunctionByToken(tokenizer.tokens()->tokAt(6)); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->tokAt(6)); ASSERT(function && function->hasBody && function->isInline && function->retFuncPtr); } } void hasMissingInlineClassFunctionReturningFunctionPointer() { GET_SYMBOL_DB("class Fred { void (*func(int f))(char); };\n") // 2 scopes: Global and Class (no Function scope because there is no function implementation) ASSERT(db && db->scopeList.size() == 2 && !tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->tokAt(6)); ASSERT(scope == NULL); const Function *function = db->findFunctionByToken(tokenizer.tokens()->tokAt(6)); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->tokAt(6)); ASSERT(function && !function->hasBody && function->retFuncPtr); } } void hasClassFunctionReturningFunctionPointer() { GET_SYMBOL_DB("class Fred { void (*func(int f))(char); }; void (*Fred::func(int f))(char) { }\n") // 3 scopes: Global, Class, and Function ASSERT(db && db->scopeList.size() == 3 && tokenizer.getFunctionTokenByName("func")); if (db) { const Scope *scope = db->findFunctionScopeByToken(tokenizer.tokens()->tokAt(23)); ASSERT(scope && scope->className == "func"); const Function *function = db->findFunctionByToken(tokenizer.tokens()->tokAt(23)); ASSERT(function && function->token->str() == "func"); ASSERT(function && function->token == tokenizer.tokens()->tokAt(23)); ASSERT(function && function->hasBody && !function->isInline && function->retFuncPtr); } } void functionDeclarations() { GET_SYMBOL_DB("void foo();\nvoid foo();\nint foo(int i);\nvoid foo() {}") // 3 scopes: Global, Class, and Function ASSERT(db && db->scopeList.size() == 2 && tokenizer.getFunctionTokenByName("foo")); if (db) { const Scope *scope = &db->scopeList.front(); ASSERT(scope && scope->functionList.size() == 2); const Function *foo = &scope->functionList.front(); const Function *foo_int = &scope->functionList.back(); ASSERT(foo && foo->token->str() == "foo"); ASSERT(foo && foo->hasBody); ASSERT(foo && foo->token->strAt(2) == ")"); ASSERT(foo_int && !foo_int->token); ASSERT(foo_int && foo_int->tokenDef->str() == "foo"); ASSERT(foo_int && !foo_int->hasBody); ASSERT(foo_int && foo_int->tokenDef->strAt(2) == "int"); } } void classWithFriend() { GET_SYMBOL_DB("class Foo {}; class Bar1 { friend class Foo; }; class Bar2 { friend Foo; };") // 3 scopes: Global, 3 classes ASSERT(db && db->scopeList.size() == 4); if (db) { const Scope* foo = db->findScopeByName("Foo"); ASSERT(foo != 0); const Scope* bar1 = db->findScopeByName("Bar1"); ASSERT(bar1 != 0); const Scope* bar2 = db->findScopeByName("Bar2"); ASSERT(bar2 != 0); if (foo && bar1 && bar2) { ASSERT(bar1->friendList.size() == 1 && bar1->friendList.front().name == "Foo" && bar1->friendList.front().scope == foo); ASSERT(bar2->friendList.size() == 1 && bar2->friendList.front().name == "Foo" && bar2->friendList.front().scope == foo); } } } void parseFunctionCorrect() { // ticket 3188 - "if" statement parsed as function GET_SYMBOL_DB("void func(i) int i; { if (i == 1) return; }\n") ASSERT(db != NULL); // 3 scopes: Global, function, if ASSERT_EQUALS(3, db->scopeList.size()); ASSERT(tokenizer.getFunctionTokenByName("func") != NULL); ASSERT(tokenizer.getFunctionTokenByName("if") == NULL); } void parseFunctionDeclarationCorrect() { GET_SYMBOL_DB("void func();\n" "int bar() {}\n" "void func() {}") ASSERT_EQUALS(3, db->findScopeByName("func")->classStart->linenr()); } void hasGlobalVariables1() { GET_SYMBOL_DB("int i;\n") ASSERT(db && db->scopeList.size() == 1); if (db && db->scopeList.size() == 1) { std::list::const_iterator it = db->scopeList.begin(); ASSERT(it->varlist.size() == 1); if (it->varlist.size() == 1) { std::list::const_iterator var = it->varlist.begin(); ASSERT(var->name() == "i"); ASSERT(var->typeStartToken()->str() == "int"); } } } void hasGlobalVariables2() { GET_SYMBOL_DB("int array[2][2];\n") ASSERT(db && db->scopeList.size() == 1); if (db && db->scopeList.size() == 1) { std::list::const_iterator it = db->scopeList.begin(); ASSERT(it->varlist.size() == 1); if (it->varlist.size() == 1) { std::list::const_iterator var = it->varlist.begin(); ASSERT(var->name() == "array"); ASSERT(var->typeStartToken()->str() == "int"); } } } void hasGlobalVariables3() { GET_SYMBOL_DB("int array[2][2] = { { 0, 0 }, { 0, 0 } };\n") ASSERT(db && db->scopeList.size() == 1); if (db && db->scopeList.size() == 1) { std::list::const_iterator it = db->scopeList.begin(); ASSERT(it->varlist.size() == 1); if (it->varlist.size() == 1) { std::list::const_iterator var = it->varlist.begin(); ASSERT(var->name() == "array"); ASSERT(var->typeStartToken()->str() == "int"); } } } void check(const char code[], bool debug = true) { // Clear the error log errout.str(""); // Check.. Settings settings; settings.debugwarnings = debug; // Tokenize.. Tokenizer tokenizer(&settings, this); std::istringstream istr(code); tokenizer.tokenize(istr, "test.cpp"); tokenizer.simplifyTokenList(); // force symbol database creation tokenizer.getSymbolDatabase(); } void functionArgs1() { { GET_SYMBOL_DB("void f(std::vector, const std::vector & v) { }"); ASSERT_EQUALS(1+1, db->getVariableListSize()); const Variable* v = db->getVariableFromVarId(1); ASSERT(v && v->isReference() && v->isConst() && v->isArgument()); const Scope* f = db->findScopeByName("f"); ASSERT(f && f->type == Scope::eFunction && f->function); if (f && f->function) ASSERT(f->function->argumentList.size() == 2 && f->function->argumentList.front().index() == 0 && f->function->argumentList.front().name() == "" && f->function->argumentList.back().index() == 1); ASSERT_EQUALS("", errout.str()); } { GET_SYMBOL_DB("void g(std::map > m) { }"); ASSERT_EQUALS(1+1, db->getVariableListSize()); const Variable* m = db->getVariableFromVarId(1); ASSERT(m && !m->isReference() && !m->isConst() && m->isArgument() && m->isClass()); const Scope* g = db->findScopeByName("g"); ASSERT(g && g->type == Scope::eFunction && g->function && g->function->argumentList.size() == 1 && g->function->argumentList.front().index() == 0); ASSERT_EQUALS("", errout.str()); } } void functionArgs2() { GET_SYMBOL_DB("void f(int a[][4]) { }"); const Variable *a = db->getVariableFromVarId(1); ASSERT_EQUALS("a", a->nameToken()->str()); ASSERT_EQUALS(2UL, a->dimensions().size()); ASSERT_EQUALS(0UL, a->dimension(0)); ASSERT_EQUALS(4UL, a->dimension(1)); } void functionArgs3() { GET_SYMBOL_DB("void f(int i,) { }"); // Don't crash const Variable *a = db->getVariableFromVarId(1); ASSERT_EQUALS("i", a->nameToken()->str()); } void namespaces1() { GET_SYMBOL_DB("namespace fred {\n" " namespace barney {\n" " class X { X(int); };\n" " }\n" "}\n" "namespace barney { X::X(int) { } }\n"); // Locate the scope for the class.. const Scope *scope = NULL; for (std::list::const_iterator it = db->scopeList.begin(); it != db->scopeList.end(); ++it) { if (it->isClassOrStruct()) { scope = &(*it); break; } } ASSERT(scope != 0); if (!scope) return; ASSERT_EQUALS("X", scope->className); // The class has a constructor but the implementation _is not_ seen ASSERT_EQUALS(1U, scope->functionList.size()); const Function *function = &(scope->functionList.front()); ASSERT_EQUALS(false, function->hasBody); } // based on namespaces1 but here the namespaces match void namespaces2() { GET_SYMBOL_DB("namespace fred {\n" " namespace barney {\n" " class X { X(int); };\n" " }\n" "}\n" "namespace fred {\n" " namespace barney {\n" " X::X(int) { }\n" " }\n" "}\n"); // Locate the scope for the class.. const Scope *scope = NULL; for (std::list::const_iterator it = db->scopeList.begin(); it != db->scopeList.end(); ++it) { if (it->isClassOrStruct()) { scope = &(*it); break; } } ASSERT(scope != 0); if (!scope) return; ASSERT_EQUALS("X", scope->className); // The class has a constructor and the implementation _is_ seen ASSERT_EQUALS(1U, scope->functionList.size()); const Function *function = &(scope->functionList.front()); ASSERT_EQUALS("X", function->tokenDef->str()); ASSERT_EQUALS(true, function->hasBody); } void tryCatch1() { const std::string str("void foo() {\n" " try { }\n" " catch (const Error1 & x) { }\n" " catch (const X::Error2 & x) { }\n" " catch (Error3 x) { }\n" " catch (X::Error4 x) { }\n" "}\n"); GET_SYMBOL_DB(str.c_str()) check(str.c_str(), false); ASSERT_EQUALS("", errout.str()); ASSERT(db && db->getVariableListSize() == 5); // index 0 + 4 variables ASSERT(db && db->scopeList.size() == 7); // global + function + try + 4 catch } void symboldatabase1() { check("namespace foo {\n" " class bar;\n" "};"); ASSERT_EQUALS("", errout.str()); check("class foo : public bar < int, int> {\n" "};"); ASSERT_EQUALS("", errout.str()); } void symboldatabase2() { check("class foo {\n" "public slots :\n" "foo() { }\n" "};"); ASSERT_EQUALS("", errout.str()); check("class foo {\n" "class bar;\n" "foo() { }\n" "};"); ASSERT_EQUALS("", errout.str()); } void symboldatabase3() { check("typedef void (func_type)();\n" "struct A {\n" " friend func_type f : 2;\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase4() { check("static void function_declaration_before(void) __attribute__((__used__));\n" "static void function_declaration_before(void) {}\n" "static void function_declaration_after(void) {}\n" "static void function_declaration_after(void) __attribute__((__used__));\n"); ASSERT_EQUALS("", errout.str()); check("main(int argc, char *argv[]) { }\n"); ASSERT_EQUALS("", errout.str()); check("namespace boost {\n" " std::locale generate_locale()\n" " {\n" " return std::locale();\n" " }\n" "}\n"); ASSERT_EQUALS("", errout.str()); check("namespace X {\n" " static void function_declaration_before(void) __attribute__((__used__));\n" " static void function_declaration_before(void) {}\n" " static void function_declaration_after(void) {}\n" " static void function_declaration_after(void) __attribute__((__used__));\n" "}\n"); ASSERT_EQUALS("", errout.str()); check("testing::testing()\n" "{\n" "}\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase5() { // ticket #2178 - segmentation fault check("int CL_INLINE_DECL(integer_decode_float) (int x) {\n" " return (sign ? cl_I() : 0);\n" "}\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase6() { // ticket #2221 - segmentation fault check("template class X { };\n" "X< 1>2 > x1;\n" "X<(1>2)> x2;\n" "template class Y { };\n" "Y> x3;\n" "Y>1>> x4;\n" "Y>1)>> x5;\n", false); ASSERT_EQUALS("", errout.str()); } void symboldatabase7() { // ticket #2230 - segmentation fault check("template class E,class D> class C : E\n" "{\n" "public:\n" " int f();\n" "};\n" "class E : C\n" "{\n" "public:\n" " int f() { return C< ::D,int>::f(); }\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase8() { // ticket #2252 - segmentation fault check("struct PaletteColorSpaceHolder: public rtl::StaticWithInit,\n" " PaletteColorSpaceHolder>\n" "{\n" " uno::Reference operator()()\n" " {\n" " return vcl::unotools::createStandardColorSpace();\n" " }\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase9() { // ticket #2425 - segmentation fault check("class CHyperlink : public CString\n" "{\n" "public:\n" " const CHyperlink& operator=(LPCTSTR lpsz) {\n" " CString::operator=(lpsz);\n" " return *this;\n" " }\n" "};\n", false); ASSERT_EQUALS("", errout.str()); } void symboldatabase10() { // ticket #2537 - segmentation fault check("class A {\n" "private:\n" " void f();\n" "};\n" "class B {\n" " friend void A::f();\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase11() { // ticket #2539 - segmentation fault check("int g ();\n" "struct S {\n" " int i : (false ? g () : 1);\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase12() { // ticket #2547 - segmentation fault check("class foo {\n" " void bar2 () = __null;\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase13() { // ticket #2577 - segmentation fault check("class foo {\n" " void bar2 () = A::f;\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase14() { // ticket #2589 - segmentation fault check("struct B : A\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase15() { // ticket #2591 - segmentation fault check("struct A :\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase16() { // ticket #2637 - segmentation fault check("{} const const\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase17() { // ticket #2657 - segmentation fault check("return f(){}\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase18() { // ticket #2865 - segmentation fault check("char a[1]\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase19() { // ticket #2991 - segmentation fault check("::y(){x}\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase20() { // ticket #3013 - segmentation fault check("struct x : virtual y\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase21() { check("class Fred {\n" " class Foo { };\n" " void func() const;\n" "};\n" "Fred::func() const {\n" " Foo foo;\n" "}\n"); ASSERT_EQUALS("", errout.str()); } // #ticket 3437 (segmentation fault) void symboldatabase22() { check("template struct A {};\n" "A a;\n"); ASSERT_EQUALS("", errout.str()); } // #ticket 3435 (std::vector) void symboldatabase23() { GET_SYMBOL_DB("class A { std::vector ints; };\n"); ASSERT_EQUALS(2U, db->scopeList.size()); const Scope &scope = db->scopeList.back(); ASSERT_EQUALS(1U, scope.varlist.size()); const Variable &var = scope.varlist.front(); ASSERT_EQUALS(std::string("ints"), var.name()); ASSERT_EQUALS(true, var.isClass()); } // #ticket 3508 (constructor, destructor) void symboldatabase24() { GET_SYMBOL_DB("struct Fred {\n" " ~Fred();\n" " Fred();\n" "};\n" "Fred::Fred() { }\n" "Fred::~Fred() { }"); // Global scope, Fred, Fred::Fred, Fred::~Fred ASSERT_EQUALS(4U, db->scopeList.size()); // Find the scope for the Fred struct.. const Scope *fredScope = NULL; for (std::list::const_iterator scope = db->scopeList.begin(); scope != db->scopeList.end(); ++scope) { if (scope->isClassOrStruct() && scope->className == "Fred") fredScope = &(*scope); } ASSERT(fredScope != NULL); if (fredScope == NULL) return; // The struct Fred has two functions, a constructor and a destructor ASSERT_EQUALS(2U, fredScope->functionList.size()); // Get linenumbers where the bodies for the constructor and destructor are.. unsigned int constructor = 0; unsigned int destructor = 0; for (std::list::const_iterator it = fredScope->functionList.begin(); it != fredScope->functionList.end(); ++it) { if (it->type == Function::eConstructor) constructor = it->token->linenr(); // line number for constructor body if (it->type == Function::eDestructor) destructor = it->token->linenr(); // line number for destructor body } // The body for the constructor is located at line 5.. ASSERT_EQUALS(5U, constructor); // The body for the destructor is located at line 6.. ASSERT_EQUALS(6U, destructor); } // #ticket #3561 (throw C++) void symboldatabase25() { const std::string str("int main() {\n" " foo bar;\n" " throw bar;\n" "}"); GET_SYMBOL_DB(str.c_str()); check(str.c_str(), false); ASSERT_EQUALS("", errout.str()); ASSERT(db && db->getVariableListSize() == 2); // index 0 + 1 variable } // #ticket #3561 (throw C) void symboldatabase26() { const std::string str("int main() {\n" " throw bar;\n" "}"); GET_SYMBOL_DB_C(str.c_str()); check(str.c_str(), false); ASSERT_EQUALS("", errout.str()); ASSERT(db && db->getVariableListSize() == 2); // index 0 + 1 variable } // #ticket #3543 (segmentation fault) void symboldatabase27() { check("class C : public B1\n" "{\n" " B1()\n" " {} C(int) : B1() class\n" "};\n"); ASSERT_EQUALS("", errout.str()); } void symboldatabase28() { GET_SYMBOL_DB("struct S {};\n" "void foo(struct S s) {}"); ASSERT(db && db->getVariableFromVarId(1) && db->getVariableFromVarId(1)->type() && db->getVariableFromVarId(1)->type()->className == "S"); } void isImplicitlyVirtual() { { GET_SYMBOL_DB("class Base {\n" " virtual void foo() {}\n" "};\n" "class Deri : Base {\n" " void foo() {}\n" "};"); ASSERT(db && db->findScopeByName("Deri") && db->findScopeByName("Deri")->functionList.front().isImplicitlyVirtual()); } { GET_SYMBOL_DB("class Base {\n" " virtual void foo() {}\n" "};\n" "class Deri1 : Base {\n" " void foo() {}\n" "};\n" "class Deri2 : Deri1 {\n" " void foo() {}\n" "};"); ASSERT(db && db->findScopeByName("Deri2") && db->findScopeByName("Deri2")->functionList.front().isImplicitlyVirtual()); } { GET_SYMBOL_DB("class Base {\n" " void foo() {}\n" "};\n" "class Deri : Base {\n" " void foo() {}\n" "};"); ASSERT(db && db->findScopeByName("Deri") && !db->findScopeByName("Deri")->functionList.front().isImplicitlyVirtual(true)); } { GET_SYMBOL_DB("class Base {\n" " virtual void foo() {}\n" "};\n" "class Deri : Base {\n" " void foo(std::string& s) {}\n" "};"); ASSERT(db && db->findScopeByName("Deri") && !db->findScopeByName("Deri")->functionList.front().isImplicitlyVirtual(true)); } { GET_SYMBOL_DB("class Base {\n" " virtual void foo() {}\n" "};\n" "class Deri1 : Base {\n" " void foo(int i) {}\n" "};\n" "class Deri2 : Deri1 {\n" " void foo() {}\n" "};"); ASSERT(db && db->findScopeByName("Deri2") && db->findScopeByName("Deri2")->functionList.front().isImplicitlyVirtual()); } { GET_SYMBOL_DB("class Base : Base2 {\n" // We don't know Base2 " void foo() {}\n" "};\n" "class Deri : Base {\n" " void foo() {}\n" "};"); ASSERT(db && db->findScopeByName("Deri") && db->findScopeByName("Deri")->functionList.front().isImplicitlyVirtual(true)); // Default true -> true } { GET_SYMBOL_DB("class Base : Base2 {\n" // We don't know Base2 " void foo() {}\n" "};\n" "class Deri : Base {\n" " void foo() {}\n" "};"); ASSERT(db && db->findScopeByName("Deri") && !db->findScopeByName("Deri")->functionList.front().isImplicitlyVirtual(false)); // Default false -> false } { GET_SYMBOL_DB("class Base : Base2 {\n" // We don't know Base2 " virtual void foo() {}\n" "};\n" "class Deri : Base {\n" " void foo() {}\n" "};"); ASSERT(db && db->findScopeByName("Deri") && db->findScopeByName("Deri")->functionList.front().isImplicitlyVirtual(false)); // Default false, but we saw "virtual" -> true } } }; REGISTER_TEST(TestSymbolDatabase)