const SymbolPath SymbolNode::getSymPath() const { SymbolPath path; const SymbolNode* curNode = this; for (WeakPtr wpParent = m_parent; !wpParent.isNull();) { Ptr pParent = wpParent.toStrongRef(); for (ConstChildIterator pChild = pParent->childConstBegin(); pChild != pParent->childConstEnd(); ++pChild) { if (pChild.value().data() == curNode) { path.addParentSymbol(pChild.key()); break; } } wpParent = pParent->m_parent; } return path; }
void TestSharedPtr::testWeakPtrBoolConversion() { WeakPtr<Data> nullPtr1; DataPtr strongNullPtr2 = Data::createNull(); WeakPtr<Data> nullPtr2 = strongNullPtr2; DataPtr strongValidPtr1 = Data::create(); WeakPtr<Data> validPtr1 = strongValidPtr1; WeakPtr<Data> validPtr2 = validPtr1; DataPtr strongValidPtrAlternative = Data::create(); WeakPtr<Data> validPtrAlternative = strongValidPtrAlternative; // Boolean conditions QVERIFY(!validPtr1.isNull()); QVERIFY(nullPtr1.isNull()); QVERIFY(validPtr1 ? true : false); QVERIFY(!validPtr1 ? false : true); QVERIFY(nullPtr1 ? false : true); QVERIFY(!nullPtr1 ? true : false); QVERIFY(validPtr1); QVERIFY(!!validPtr1); QVERIFY(!nullPtr1); // Supported operators QVERIFY(nullPtr1 == nullPtr1); QVERIFY(nullPtr1 == nullPtr2); QVERIFY(validPtr1 == validPtr1); QVERIFY(validPtr1 == validPtr2); // XXX why not comparison operator? //QVERIFY(validPtr1 != validPtrAlternative); //QCOMPARE(validPtr1 == validPtrAlternative, false); QVERIFY(validPtr1 != nullPtr1); QCOMPARE(validPtr1 == nullPtr1, false); // Supported conversions, constructors and copy operators bool trueBool1 = validPtr1; QVERIFY(trueBool1); bool trueBool2(validPtr2); QVERIFY(trueBool2); trueBool1 = validPtrAlternative; QVERIFY(trueBool1); bool falseBool1 = nullPtr1; QVERIFY(!falseBool1); bool falseBool2(nullPtr2); QVERIFY(!falseBool2); falseBool1 = nullPtr1; QVERIFY(!falseBool1); #if 0 // Unsupported operators, this should not compile bool condition; condition = validPtr1 > nullPtr1; condition = validPtr1 + nullPtr1; // Unsupported conversions, this should not compile int validInt1 = validPtr1; int validInt2(validPtr1); validInt1 = validPtr1; int nullInt1 = nullPtr1; int nullInt2(nullPtr1); nullInt1 = nullPtr1; float validFloat1 = validPtr1; float validFloat2(validPtr1); validFloat1 = validPtr1; float nullFloat1 = nullPtr1; float nullFloat2(nullPtr1); nullFloat1 = nullPtr1; Q_UNUSED(validInt1); Q_UNUSED(validInt2); Q_UNUSED(nullInt1); Q_UNUSED(nullInt2); Q_UNUSED(validFloat1); Q_UNUSED(validFloat2); Q_UNUSED(nullFloat1); Q_UNUSED(nullFloat2); #endif // Test the boolean operations after the main SharedPtr is gone strongValidPtrAlternative.reset(); QVERIFY(validPtrAlternative.isNull()); QVERIFY(validPtrAlternative ? false : true); QVERIFY(!validPtrAlternative ? true : false); }