Merge branch 'qt-master-from-4.7' of scm.dev.nokia.troll.no:qt/qt-integration into master-integration

* 'qt-master-from-4.7' of scm.dev.nokia.troll.no:qt/qt-integration: (102 commits)
  fix inf loop bug
  Enable the no-undefined flag on the linker for icc
  Fixed tst_qwidget::winIdChangeEvent
  Prevent compilers optimizing eval timebomb code out of existence.
  Fix incorrect example for Qt.rgba()
  Flickable and MouseArea were too eager to take/keep mouse grab.
  Allow javascript date and regexp objects in WorkerScript messages
  Fix compliation of ALSA audio backend when checking for surround support.
  Avoid lockup in ListView when animating delegates.
  Fix asynchronous reload call in test, broken by previous submit
  Use parent class function to generate Makefile headers in Symbian
  Fix spaces
  Fix QPixmap::fromImage() in the OpenVG pixmap backend.
  Update QtGui emulator def file for bug QT-3971
  Native color dialog on symbian
  Fix non-stroked filled paths in OpenVG paint engine.
  Ignore .pc/
  Ensure WebView press delay timer is cancelled when grab is taken.
  Prevent crash when calling reload() from within a .qml
  Doc: Fixing typo
  ...

1 files changed, 330 insertions, 22 deletions

diff --git a/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp b/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
index b173046..27b8330 100644
--- a/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
+++ b/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
@@ -124,6 +124,8 @@ private slots:
     void heightForWidth();
     void widthForHeight();
     void heightForWidthWithSpanning();
+    void stretchAndHeightForWidth();
+    void testDefaultAlignment();
 };
 
 class RectWidget : public QGraphicsWidget
@@ -702,6 +704,10 @@ void tst_QGraphicsGridLayout::columnMaximumWidth()
     layout->setContentsMargins(0, 0, 0, 0);
     layout->setSpacing(0);
 
+    QCOMPARE(layout->minimumSize(), QSizeF(10+10+10, 10+10));
+    QCOMPARE(layout->preferredSize(), QSizeF(25+25+25, 25+25));
+    QCOMPARE(layout->maximumSize(), QSizeF(50+50+50, 50+50));
+
     // should at least be a very large number
     QVERIFY(layout->columnMaximumWidth(0) >= 10000);
     QCOMPARE(layout->columnMaximumWidth(0), layout->columnMaximumWidth(1));
@@ -709,17 +715,65 @@ void tst_QGraphicsGridLayout::columnMaximumWidth()
     layout->setColumnMaximumWidth(0, 20);
     layout->setColumnMaximumWidth(2, 60);
 
-    view.show();
-    widget->show();
+    QCOMPARE(layout->minimumSize(), QSizeF(10+10+10, 10+10));
+    QCOMPARE(layout->preferredSize(), QSizeF(20+25+25, 25+25));
+    QCOMPARE(layout->maximumSize(), QSizeF(20+50+60, 50+50));
+    QCOMPARE(layout->maximumSize(), widget->maximumSize());
+
     widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
-    QApplication::processEvents();
+    layout->activate();
 
-    QCOMPARE(layout->itemAt(0,0)->geometry().width(), 20.0);
-    QCOMPARE(layout->itemAt(1,0)->geometry().width(), 20.0);
-    QCOMPARE(layout->itemAt(0,1)->geometry().width(), 25.0);
-    QCOMPARE(layout->itemAt(1,1)->geometry().width(), 25.0);
-    QCOMPARE(layout->itemAt(0,2)->geometry().width(), 25.0);
-    QCOMPARE(layout->itemAt(1,2)->geometry().width(), 25.0);
+    QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(0, 0, 20, 25));
+    QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(0, 25, 20, 25));
+    QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(20, 0, 25, 25));
+    QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(20, 25, 25, 25));
+    QCOMPARE(layout->itemAt(0,2)->geometry(), QRectF(45, 0, 25, 25));
+    QCOMPARE(layout->itemAt(1,2)->geometry(), QRectF(45, 25, 25, 25));
+
+    layout->setColumnAlignment(2, Qt::AlignCenter);
+    widget->resize(widget->effectiveSizeHint(Qt::MaximumSize));
+    layout->activate();
+    QCOMPARE(layout->geometry(), QRectF(0,0,20+50+60, 50+50));
+    QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(0, 0, 20, 50));
+    QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(0, 50, 20, 50));
+    QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(20, 0, 50, 50));
+    QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(20, 50, 50, 50));
+    QCOMPARE(layout->itemAt(0,2)->geometry(), QRectF(75, 0, 50, 50));
+    QCOMPARE(layout->itemAt(1,2)->geometry(), QRectF(75, 50, 50, 50));
+
+    for (int i = 0; i < layout->count(); i++)
+        layout->setAlignment(layout->itemAt(i), Qt::AlignRight | Qt::AlignBottom);
+    layout->activate();
+    QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(0, 0, 20, 50));
+    QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(0, 50, 20, 50));
+    QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(20, 0, 50, 50));
+    QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(20, 50, 50, 50));
+    QCOMPARE(layout->itemAt(0,2)->geometry(), QRectF(80, 0, 50, 50));
+    QCOMPARE(layout->itemAt(1,2)->geometry(), QRectF(80, 50, 50, 50));
+    for (int i = 0; i < layout->count(); i++)
+        layout->setAlignment(layout->itemAt(i), Qt::AlignCenter);
+
+    layout->setMaximumSize(layout->maximumSize() + QSizeF(60,60));
+    widget->resize(widget->effectiveSizeHint(Qt::MaximumSize));
+    layout->activate();
+
+    QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(0, 15, 20, 50));
+    QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(0, 95, 20, 50));
+    QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(20+30, 15, 50, 50));
+    QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(20+30, 95, 50, 50));
+    QCOMPARE(layout->itemAt(0,2)->geometry(), QRectF(20+60+50+5, 15, 50, 50));
+    QCOMPARE(layout->itemAt(1,2)->geometry(), QRectF(20+60+50+5, 95, 50, 50));
+
+    layout->setMaximumSize(layout->preferredSize() + QSizeF(20,20));
+    widget->resize(widget->effectiveSizeHint(Qt::MaximumSize));
+    layout->activate();
+
+    QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(0, 0, 20, 35));
+    QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(0, 35, 20, 35));
+    QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(20, 0, 35, 35));
+    QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(20, 35, 35, 35));
+    QCOMPARE(layout->itemAt(0,2)->geometry(), QRectF(55, 0, 35, 35));
+    QCOMPARE(layout->itemAt(1,2)->geometry(), QRectF(55, 35, 35, 35));
 
     delete widget;
 }
@@ -2375,6 +2429,11 @@ static QSizeF hfw3(Qt::SizeHint, const QSizeF &constraint)
     return result;
 }
 
+static QSizeF hfw2(Qt::SizeHint /*which*/, const QSizeF &constraint)
+{
+    return QSizeF(constraint.width(), constraint.width());
+}
+
 void tst_QGraphicsGridLayout::geometries_data()
 {
 
@@ -2429,8 +2488,7 @@ void tst_QGraphicsGridLayout::geometries_data()
                                 << QRectF(0, 0, 50,  1) << QRectF(50, 0, 50,  1)
                                 << QRectF(0, 1, 50,100) << QRectF(50, 1, 50,400)
                             );
-#if 0
-    QTest::newRow("hfw-100x408") << (ItemList()
+    QTest::newRow("hfw-h408") << (ItemList()
                                     << ItemDesc(0,0)
                                         .minSize(QSizeF(1,1))
                                         .preferredSize(QSizeF(50,10))
@@ -2444,9 +2502,9 @@ void tst_QGraphicsGridLayout::geometries_data()
                                         .preferredSize(QSizeF(50,10))
                                         .maxSize(QSizeF(100, 100))
                                     << ItemDesc(1,1)
-                                        .minSize(QSizeF(40,40))
-                                        .preferredSize(QSizeF(50,400))
-                                        .maxSize(QSizeF(500, 500))
+                                        .sizeHint(Qt::MinimumSize, QSizeF(40,40))
+                                        .sizeHint(Qt::PreferredSize, QSizeF(50,400))
+                                        .sizeHint(Qt::MaximumSize, QSizeF(500, 500))
                                         .dynamicConstraint(hfw1, Qt::Vertical)
                                 )
                             << QSizeF(100, 408)
@@ -2454,7 +2512,6 @@ void tst_QGraphicsGridLayout::geometries_data()
                                 << QRectF(0, 0, 50,  8) << QRectF(50,  0, 50,  8)
                                 << QRectF(0, 8, 50,100) << QRectF(50,  8, 50,400)
                             );
-#endif
     QTest::newRow("hfw-h410") << (ItemList()
                                     << ItemDesc(0,0)
                                         .minSize(QSizeF(1,1))
@@ -2717,6 +2774,150 @@ void tst_QGraphicsGridLayout::geometries_data()
                             );
 #endif
 
+    QTest::newRow("hfw-h470") << (ItemList()
+                                    << ItemDesc(0,0)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(0,1)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(1,0)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(1,1)
+                                        .sizeHint(Qt::MinimumSize, QSizeF(40,40))
+                                        .sizeHint(Qt::PreferredSize, QSizeF(50,400))
+                                        .sizeHint(Qt::MaximumSize, QSizeF(500,500))
+                                        .dynamicConstraint(hfw1, Qt::Vertical)
+                                )
+                            << QSizeF(100, 470)
+                            << (RectList()
+                                << QRectF(0, 0, 50,70) << QRectF(50, 0, 50,70)
+                                << QRectF(0, 70, 50,100) << QRectF(50, 70, 50,400)
+                            );
+
+
+    // change layout width and verify
+    QTest::newRow("hfw-w100") << (ItemList()
+                                    << ItemDesc(0,0)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(0,1)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(1,0)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(1,1)
+                                        .sizeHint(Qt::MinimumSize, QSizeF(40,40))
+                                        .sizeHint(Qt::PreferredSize, QSizeF(50,400))
+                                        .sizeHint(Qt::MaximumSize, QSizeF(5000,5000))
+                                        .dynamicConstraint(hfw1, Qt::Vertical)
+                                )
+                            << QSizeF(100, 401)
+                            << (RectList()
+                                << QRectF( 0, 0,  50,   1) << QRectF( 50,  0,  50,   1)
+                                << QRectF( 0, 1,  50, 100) << QRectF( 50,  1,  50, 400)
+                            );
+
+    QTest::newRow("hfw-w160") << (ItemList()
+                                     << ItemDesc(0,0)
+                                         .minSize(QSizeF(1,1))
+                                         .preferredSize(QSizeF(50,10))
+                                         .maxSize(QSizeF(100, 100))
+                                     << ItemDesc(0,1)
+                                         .minSize(QSizeF(1,1))
+                                         .preferredSize(QSizeF(50,10))
+                                         .maxSize(QSizeF(100, 100))
+                                     << ItemDesc(1,0)
+                                         .minSize(QSizeF(1,1))
+                                         .preferredSize(QSizeF(50,10))
+                                         .maxSize(QSizeF(100, 100))
+                                     << ItemDesc(1,1)
+                                         .sizeHint(Qt::MinimumSize, QSizeF(40,40))
+                                         .sizeHint(Qt::PreferredSize, QSizeF(50,400))
+                                         .sizeHint(Qt::MaximumSize, QSizeF(5000,5000))
+                                         .dynamicConstraint(hfw1, Qt::Vertical)
+                                 )
+                             << QSizeF(160, 350)
+                             << (RectList()
+                                 << QRectF( 0,   0,  80, 100) << QRectF( 80,   0,  80, 100)
+                                 << QRectF( 0, 100,  80, 100) << QRectF( 80, 100,  80, 250)
+                             );
+
+    QTest::newRow("hfw-w500") << (ItemList()
+                                    << ItemDesc(0,0)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(0,1)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(1,0)
+                                        .minSize(QSizeF(1,1))
+                                        .preferredSize(QSizeF(50,10))
+                                        .maxSize(QSizeF(100, 100))
+                                    << ItemDesc(1,1)
+                                        .sizeHint(Qt::MinimumSize, QSizeF(40,40))
+                                        .sizeHint(Qt::PreferredSize, QSizeF(50,400))
+                                        .sizeHint(Qt::MaximumSize, QSizeF(5000,5000))
+                                        .dynamicConstraint(hfw1, Qt::Vertical)
+                                )
+                            << QSizeF(500, 200)
+                            << (RectList()
+                                << QRectF( 0,   0, 100, 100) << QRectF(100,   0, 100, 100)
+                                << QRectF( 0, 100, 100, 100) << QRectF(100, 100, 400,  50)
+                            );
+
+    QTest::newRow("hfw-alignment-defaults") << (ItemList()
+                                    << ItemDesc(0,0)
+                                        .minSize(QSizeF(100, 100))
+                                        .maxSize(QSizeF(100, 100))
+                                        .dynamicConstraint(hfw2, Qt::Vertical)
+                                    << ItemDesc(1,0)
+                                        .minSize(QSizeF(200, 200))
+                                        .maxSize(QSizeF(200, 200))
+                                        .dynamicConstraint(hfw2, Qt::Vertical)
+                                    << ItemDesc(2,0)
+                                        .minSize(QSizeF(300, 300))
+                                        .maxSize(QSizeF(300, 300))
+                                )
+                            << QSizeF(300, 600)
+                            << (RectList()
+                                << QRectF(0, 0,   100, 100)
+                                << QRectF(0, 100, 200, 200)
+                                << QRectF(0, 300, 300, 300)
+                            );
+
+    QTest::newRow("hfw-alignment2") << (ItemList()
+                                    << ItemDesc(0,0)
+                                        .minSize(QSizeF(100, 100))
+                                        .maxSize(QSizeF(100, 100))
+                                        .dynamicConstraint(hfw2, Qt::Vertical)
+                                        .alignment(Qt::AlignRight)
+                                    << ItemDesc(1,0)
+                                        .minSize(QSizeF(200, 200))
+                                        .maxSize(QSizeF(200, 200))
+                                        .dynamicConstraint(hfw2, Qt::Vertical)
+                                        .alignment(Qt::AlignHCenter)
+                                    << ItemDesc(2,0)
+                                        .minSize(QSizeF(300, 300))
+                                        .maxSize(QSizeF(300, 300))
+                                )
+                            << QSizeF(300, 600)
+                            << (RectList()
+                                << QRectF(200, 0,   100, 100)
+                                << QRectF( 50, 100, 200, 200)
+                                << QRectF(  0, 300, 300, 300)
+                            );
+
 }
 
 void tst_QGraphicsGridLayout::geometries()
@@ -2889,8 +3090,10 @@ void tst_QGraphicsGridLayout::heightForWidth()
     w11->setSizePolicy(sp);
     layout->addItem(w11, 1, 1);
 
-    QSizeF prefSize = layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(-1, -1));
-    QCOMPARE(prefSize, QSizeF(50+50, 50+400));
+    QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(-1, -1)), QSizeF(2, 2));
+    QEXPECT_FAIL("", "QTBUG-14693", Continue);
+    QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(-1, -1)), QSizeF(210, 110));
+    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(-1, -1)), QSizeF(30100, 30100));
 
     QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(2, -1)), QSizeF(2, 20001));
     QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(2, -1)), QSizeF(2, 20050));
@@ -3008,23 +3211,128 @@ void tst_QGraphicsGridLayout::heightForWidthWithSpanning()
     w->setSizePolicy(sp);
     layout->addItem(w, 0,0,2,2);
 
-    QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(-1, -1)), QSizeF(1, 100));
+    QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(-1, -1)), QSizeF(1, 1));
     QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(-1, -1)), QSizeF(200, 100));
-    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(-1, -1)), QSizeF(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX));
+    QEXPECT_FAIL("", "Due to an old bug this wrongly returns QWIDGETSIZE_MAX", Continue);
+    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(-1, -1)), QSizeF(30000, 30000));
 
     QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(200, -1)), QSizeF(200, 100));
     QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(200, -1)), QSizeF(200, 100));
-    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(200, -1)), QSizeF(200, QWIDGETSIZE_MAX));
+    QEXPECT_FAIL("", "Due to an old bug this wrongly returns QWIDGETSIZE_MAX", Continue);
+    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(200, -1)), QSizeF(200, 100));
 
     QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(2, -1)), QSizeF(2, 10000));
     QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(2, -1)), QSizeF(2, 10000));
-    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(2, -1)), QSizeF(2, QWIDGETSIZE_MAX));
+    QEXPECT_FAIL("", "Due to an old bug this wrongly returns QWIDGETSIZE_MAX", Continue);
+    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(2, -1)), QSizeF(2, 10000));
 
     QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(200, -1)), QSizeF(200, 100));
     QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(200, -1)), QSizeF(200, 100));
-    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(200, -1)), QSizeF(200, QWIDGETSIZE_MAX));
+    QEXPECT_FAIL("", "Due to an old bug this wrongly returns QWIDGETSIZE_MAX", Continue);
+    QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(200, -1)), QSizeF(200, 10000));
 }
 
+void tst_QGraphicsGridLayout::stretchAndHeightForWidth()
+{
+    QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
+    QGraphicsGridLayout *layout = new QGraphicsGridLayout;
+    widget->setLayout(layout);
+    layout->setContentsMargins(0, 0, 0, 0);
+    layout->setSpacing(0);
+
+    RectWidget *w1 = new RectWidget;
+    w1->setSizeHint(Qt::MinimumSize, QSizeF(10, 10));
+    w1->setSizeHint(Qt::PreferredSize, QSizeF(100, 100));
+    w1->setSizeHint(Qt::MaximumSize, QSizeF(500, 500));
+    layout->addItem(w1, 0,0,1,1);
+
+    RectWidget *w2 = new RectWidget;
+    w2->setSizeHint(Qt::MinimumSize, QSizeF(10, 10));
+    w2->setSizeHint(Qt::PreferredSize, QSizeF(100, 100));
+    w2->setSizeHint(Qt::MaximumSize, QSizeF(500, 500));
+    layout->addItem(w2, 0,1,1,1);
+    layout->setColumnStretchFactor(1, 2);
+
+    QApplication::sendPostedEvents();
+    QGraphicsScene scene;
+    QGraphicsView *view = new QGraphicsView(&scene);
+
+    scene.addItem(widget);
+
+    view->show();
+
+    widget->resize(500, 100);
+    // w1 should stay at its preferred size
+    QCOMPARE(w1->geometry(), QRectF(0, 0, 100, 100));
+    QCOMPARE(w2->geometry(), QRectF(100, 0, 400, 100));
+
+
+    // only w1 has hfw
+    w1->setConstraintFunction(hfw);
+    QSizePolicy sp(QSizePolicy::Preferred, QSizePolicy::Preferred);
+    sp.setHeightForWidth(true);
+    w1->setSizePolicy(sp);
+    QApplication::sendPostedEvents();
+
+    QCOMPARE(w1->geometry(), QRectF(0, 0, 100, 200));
+    QCOMPARE(w2->geometry(), QRectF(100, 0, 400, 200));
+
+    // only w2 has hfw
+    w2->setConstraintFunction(hfw);
+    w2->setSizePolicy(sp);
+
+    w1->setConstraintFunction(0);
+    sp.setHeightForWidth(false);
+    w1->setSizePolicy(sp);
+    QApplication::sendPostedEvents();
+
+    QCOMPARE(w1->geometry(), QRectF(0, 0, 100, 100));
+    QCOMPARE(w2->geometry(), QRectF(100, 0, 400, 50));
+
+}
+
+void tst_QGraphicsGridLayout::testDefaultAlignment()
+{
+    QGraphicsWidget *widget = new QGraphicsWidget;
+    QGraphicsGridLayout *layout = new QGraphicsGridLayout(widget);
+    layout->setContentsMargins(0, 0, 0, 0);
+    layout->setSpacing(0);
+
+    QGraphicsWidget *w = new QGraphicsWidget;
+    w->setMinimumSize(50,50);
+    w->setMaximumSize(50,50);
+    layout->addItem(w,0,0);
+
+    //Default alignment should be to the top-left
+
+    //First, check by forcing the layout to be bigger
+    layout->setMinimumSize(100,100);
+    layout->activate();
+    QCOMPARE(layout->geometry(), QRectF(0,0,100,100));
+    QCOMPARE(w->geometry(), QRectF(0,0,50,50));
+    layout->setMinimumSize(-1,-1);
+
+    //Second, check by forcing the column and row to be bigger instead
+    layout->setColumnMinimumWidth(0, 100);
+    layout->setRowMinimumHeight(0, 100);
+    layout->activate();
+    QCOMPARE(layout->geometry(), QRectF(0,0,100,100));
+    QCOMPARE(w->geometry(), QRectF(0,0,50,50));
+    layout->setMinimumSize(-1,-1);
+    layout->setColumnMinimumWidth(0, 0);
+    layout->setRowMinimumHeight(0, 0);
+
+
+    //Third, check by adding a larger item in the column
+    QGraphicsWidget *w2 = new QGraphicsWidget;
+    w2->setMinimumSize(100,100);
+    w2->setMaximumSize(100,100);
+    layout->addItem(w2,1,0);
+    layout->activate();
+    QCOMPARE(layout->geometry(), QRectF(0,0,100,150));
+    QCOMPARE(w->geometry(), QRectF(0,0,50,50));
+    QCOMPARE(w2->geometry(), QRectF(0,50,100,100));
+}
 QTEST_MAIN(tst_QGraphicsGridLayout)
 #include "tst_qgraphicsgridlayout.moc"