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-rw-r--r--tests/auto/qsharedpointer/tst_qsharedpointer.cpp106
1 files changed, 104 insertions, 2 deletions
diff --git a/tests/auto/qsharedpointer/tst_qsharedpointer.cpp b/tests/auto/qsharedpointer/tst_qsharedpointer.cpp
index 5cb435a..ae5155e 100644
--- a/tests/auto/qsharedpointer/tst_qsharedpointer.cpp
+++ b/tests/auto/qsharedpointer/tst_qsharedpointer.cpp
@@ -65,8 +65,9 @@ private slots:
void dynamicCastVirtualBase();
void dynamicCastFailure();
#endif
- void customDeleter();
void constCorrectness();
+ void customDeleter();
+ void creating();
void validConstructs();
void invalidConstructs_data();
void invalidConstructs();
@@ -104,6 +105,8 @@ public:
{
delete this;
}
+
+ virtual int classLevel() { return 1; }
};
int Data::generationCounter = 0;
int Data::destructorCounter = 0;
@@ -228,6 +231,9 @@ extern int forwardDeclaredDestructorRunCount;
void tst_QSharedPointer::forwardDeclaration1()
{
+#if defined(Q_CC_SUN)
+ QSKIP("This type of forward declaration is not valid with this compiler", SkipAll);
+#else
externalForwardDeclaration();
struct Wrapper { QSharedPointer<ForwardDeclared> pointer; };
@@ -239,6 +245,7 @@ void tst_QSharedPointer::forwardDeclaration1()
QVERIFY(!w.pointer.isNull());
}
QCOMPARE(forwardDeclaredDestructorRunCount, 1);
+#endif
}
#include "forwarddeclared.h"
@@ -332,6 +339,8 @@ public:
{
delete this;
}
+
+ virtual int classLevel() { return 2; }
};
int DerivedData::derivedDestructorCounter = 0;
@@ -339,15 +348,23 @@ class Stuffing
{
public:
char buffer[16];
+ Stuffing() { for (uint i = 0; i < sizeof buffer; ++i) buffer[i] = 16 - i; }
virtual ~Stuffing() { }
};
class DiffPtrDerivedData: public Stuffing, public Data
{
+public:
+ virtual int classLevel() { return 3; }
};
class VirtualDerived: virtual public Data
{
+public:
+ int moreData;
+
+ VirtualDerived() : moreData(0xc0ffee) { }
+ virtual int classLevel() { return 4; }
};
void tst_QSharedPointer::downCast()
@@ -993,6 +1010,82 @@ void tst_QSharedPointer::customDeleter()
QCOMPARE(derivedDataDeleter.callCount, 1);
}
+void tst_QSharedPointer::creating()
+{
+ Data::generationCounter = Data::destructorCounter = 0;
+ {
+ QSharedPointer<Data> ptr = QSharedPointer<Data>::create();
+ QVERIFY(ptr.data());
+ QCOMPARE(Data::generationCounter, 1);
+ QCOMPARE(ptr->generation, 1);
+ QCOMPARE(Data::destructorCounter, 0);
+
+ QCOMPARE(ptr->classLevel(), 1);
+
+ ptr.clear();
+ QCOMPARE(Data::destructorCounter, 1);
+ }
+
+ Data::generationCounter = Data::destructorCounter = 0;
+ {
+ QSharedPointer<Data> ptr = QSharedPointer<Data>::create();
+ QWeakPointer<Data> weakptr = ptr;
+ QtSharedPointer::ExternalRefCountData *d = ptr.d;
+
+ ptr.clear();
+ QVERIFY(ptr.isNull());
+ QCOMPARE(Data::destructorCounter, 1);
+
+ // valgrind will complain here if something happened to the pointer
+ QVERIFY(d->weakref == 1);
+ QVERIFY(d->strongref == 0);
+ }
+
+ Data::generationCounter = Data::destructorCounter = 0;
+ DerivedData::derivedDestructorCounter = 0;
+ {
+ QSharedPointer<Data> ptr = QSharedPointer<DerivedData>::create();
+ QCOMPARE(ptr->classLevel(), 2);
+ QCOMPARE(ptr.staticCast<DerivedData>()->moreData, 0);
+ ptr.clear();
+
+ QCOMPARE(Data::destructorCounter, 1);
+ QCOMPARE(DerivedData::derivedDestructorCounter, 1);
+ }
+
+ {
+ QSharedPointer<Data> ptr = QSharedPointer<DiffPtrDerivedData>::create();
+ QCOMPARE(ptr->classLevel(), 3);
+ QCOMPARE(ptr.staticCast<DiffPtrDerivedData>()->buffer[7]+0, 16-7);
+ QCOMPARE(ptr.staticCast<DiffPtrDerivedData>()->buffer[3]+0, 16-3);
+ QCOMPARE(ptr.staticCast<DiffPtrDerivedData>()->buffer[0]+0, 16);
+ }
+
+ {
+ QSharedPointer<VirtualDerived> ptr = QSharedPointer<VirtualDerived>::create();
+ QCOMPARE(ptr->classLevel(), 4);
+ QCOMPARE(ptr->moreData, 0xc0ffee);
+
+ QSharedPointer<Data> baseptr = ptr;
+ QCOMPARE(baseptr->classLevel(), 4);
+ }
+
+ {
+ QSharedPointer<QObject> ptr = QSharedPointer<QObject>::create();
+ QCOMPARE(ptr->metaObject(), &QObject::staticMetaObject);
+
+ QPointer<QObject> qptr = ptr.data();
+ ptr.clear();
+
+ QVERIFY(qptr.isNull());
+ }
+
+ {
+ QSharedPointer<QObject> ptr = QSharedPointer<OtherObject>::create();
+ QCOMPARE(ptr->metaObject(), &OtherObject::staticMetaObject);
+ }
+}
+
void tst_QSharedPointer::validConstructs()
{
{
@@ -1044,6 +1137,9 @@ void tst_QSharedPointer::invalidConstructs_data()
<< "forwardDeclaredDestructorRunCount = 0;\n"
"{ QSharedPointer<ForwardDeclared> ptr = QSharedPointer<ForwardDeclared>(forwardPointer()); }\n"
"exit(forwardDeclaredDestructorRunCount);";
+ QTest::newRow("creating-forward-declaration")
+ << &QTest::QExternalTest::tryCompileFail
+ << "QSharedPointer<ForwardDeclared>::create();";
// upcast without cast operator:
QTest::newRow("upcast1")
@@ -1076,10 +1172,16 @@ void tst_QSharedPointer::invalidConstructs_data()
<< "QSharedPointer<const Data> baseptr = QSharedPointer<const Data>(new Data);\n"
"qSharedPointerDynamicCast<DerivedData>(baseptr);";
#endif
- QTest::newRow("const-dropping-object-cast")
+ QTest::newRow("const-dropping-object-cast1")
<< &QTest::QExternalTest::tryCompileFail
<< "QSharedPointer<const QObject> baseptr = QSharedPointer<const QObject>(new QObject);\n"
"qSharedPointerObjectCast<QCoreApplication>(baseptr);";
+#ifndef QT_NO_PARTIAL_TEMPLATE_SPECIALIZATION
+ QTest::newRow("const-dropping-object-cast2")
+ << &QTest::QExternalTest::tryCompileFail
+ << "QSharedPointer<const QObject> baseptr = QSharedPointer<const QObject>(new QObject);\n"
+ "qobject_cast<QCoreApplication *>(baseptr);";
+#endif
// arithmethics through automatic cast operators
QTest::newRow("arithmethic1")