tests/auto/quick/qquickview/tst_qquickview.cpp

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  41 #include <qtest.h>
  42 #include <QtTest/QSignalSpy>
  43 #include <QtQml/qqmlcomponent.h>
  44 #include <QtQml/qqmlcontext.h>
  45 #include <QtQuick/qquickview.h>
  46 #include <QtQuick/qquickitem.h>
  47 #include "../../shared/util.h"
  48 #include <QtGui/QWindow>
  49 #include <QtCore/QDebug>
  50 #include <QtQml/qqmlengine.h>
  51
  52 class tst_QQuickView : public QQmlDataTest
  53 {
  54     Q_OBJECT
  55 public:
  56     tst_QQuickView();
  57
  58 private slots:
  59     void resizemodeitem();
  60     void errors();
  61     void engine();
  62 };
  63
  64
  65 tst_QQuickView::tst_QQuickView()
  66 {
  67 }
  68
  69 void tst_QQuickView::resizemodeitem()
  70 {
  71     QWindow window;
  72     window.setGeometry(0, 0, 400, 400);
  73
  74     QQuickView *view = new QQuickView(&window);
  75     QVERIFY(view);
  76     view->setResizeMode(QQuickView::SizeRootObjectToView);
  77     QCOMPARE(QSize(0,0), view->initialSize());
  78     view->setSource(testFileUrl("resizemodeitem.qml"));
  79     QQuickItem* item = qobject_cast<QQuickItem*>(view->rootObject());
  80     QVERIFY(item);
  81     window.show();
  82
  83     view->show();
  84
  85     // initial size from root object
  86     QCOMPARE(item->width(), 200.0);
  87     QCOMPARE(item->height(), 200.0);
  88     QCOMPARE(view->size(), QSize(200, 200));
  89     QCOMPARE(view->size(), view->sizeHint());
  90     QCOMPARE(view->size(), view->initialSize());
  91
  92     // size update from view
  93     view->resize(QSize(80,100));
  94
  95     QTRY_COMPARE(item->width(), 80.0);
  96     QCOMPARE(item->height(), 100.0);
  97     QCOMPARE(view->size(), QSize(80, 100));
  98     QCOMPARE(view->size(), view->sizeHint());
  99
 100     view->setResizeMode(QQuickView::SizeViewToRootObject);
 101
 102     // size update from view disabled
 103     view->resize(QSize(60,80));
 104     QCOMPARE(item->width(), 80.0);
 105     QCOMPARE(item->height(), 100.0);
 106     QTest::qWait(50);
 107     QCOMPARE(view->size(), QSize(60, 80));
 108
 109     // size update from root object
 110     item->setWidth(250);
 111     item->setHeight(350);
 112     QCOMPARE(item->width(), 250.0);
 113     QCOMPARE(item->height(), 350.0);
 114     QTRY_COMPARE(view->size(), QSize(250, 350));
 115     QCOMPARE(view->size(), QSize(250, 350));
 116     QCOMPARE(view->size(), view->sizeHint());
 117
 118     // reset window
 119     window.hide();
 120     delete view;
 121     view = new QQuickView(&window);
 122     QVERIFY(view);
 123     view->setResizeMode(QQuickView::SizeViewToRootObject);
 124     view->setSource(testFileUrl("resizemodeitem.qml"));
 125     item = qobject_cast<QQuickItem*>(view->rootObject());
 126     QVERIFY(item);
 127     window.show();
 128
 129     view->show();
 130
 131     // initial size for root object
 132     QCOMPARE(item->width(), 200.0);
 133     QCOMPARE(item->height(), 200.0);
 134     QCOMPARE(view->size(), view->sizeHint());
 135     QCOMPARE(view->size(), view->initialSize());
 136
 137     // size update from root object
 138     item->setWidth(80);
 139     item->setHeight(100);
 140     QCOMPARE(item->width(), 80.0);
 141     QCOMPARE(item->height(), 100.0);
 142     QTRY_COMPARE(view->size(), QSize(80, 100));
 143     QCOMPARE(view->size(), QSize(80, 100));
 144     QCOMPARE(view->size(), view->sizeHint());
 145
 146     // size update from root object disabled
 147     view->setResizeMode(QQuickView::SizeRootObjectToView);
 148     item->setWidth(60);
 149     item->setHeight(80);
 150     QCOMPARE(view->width(), 80);
 151     QCOMPARE(view->height(), 100);
 152     QCOMPARE(QSize(item->width(), item->height()), view->sizeHint());
 153
 154     // size update from view
 155     view->resize(QSize(200,300));
 156     QTest::qWait(50);
 157     QCOMPARE(item->width(), 200.0);
 158     QCOMPARE(item->height(), 300.0);
 159     QCOMPARE(view->size(), QSize(200, 300));
 160     QCOMPARE(view->size(), view->sizeHint());
 161
 162     window.hide();
 163     delete view;
 164
 165     // if we set a specific size for the view then it should keep that size
 166     // for SizeRootObjectToView mode.
 167     view = new QQuickView(&window);
 168     view->resize(300, 300);
 169     view->setResizeMode(QQuickView::SizeRootObjectToView);
 170     QCOMPARE(QSize(0,0), view->initialSize());
 171     view->setSource(testFileUrl("resizemodeitem.qml"));
 172     view->resize(300, 300);
 173     item = qobject_cast<QQuickItem*>(view->rootObject());
 174     QVERIFY(item);
 175     window.show();
 176
 177     view->show();
 178     QTest::qWait(50);
 179
 180     // initial size from root object
 181     QCOMPARE(item->width(), 300.0);
 182     QCOMPARE(item->height(), 300.0);
 183     QCOMPARE(view->size(), QSize(300, 300));
 184     QCOMPARE(view->size(), view->sizeHint());
 185     QCOMPARE(view->initialSize(), QSize(200, 200)); // initial object size
 186
 187     delete view;
 188 }
 189
 190 static void silentErrorsMsgHandler(QtMsgType, const char *)
 191 {
 192 }
 193
 194 void tst_QQuickView::errors()
 195 {
 196     QQuickView *view = new QQuickView;
 197     QVERIFY(view);
 198     QtMsgHandler old = qInstallMsgHandler(silentErrorsMsgHandler);
 199     view->setSource(testFileUrl("error1.qml"));
 200     qInstallMsgHandler(old);
 201     QVERIFY(view->status() == QQuickView::Error);
 202     QVERIFY(view->errors().count() == 1);
 203     delete view;
 204 }
 205
 206 void tst_QQuickView::engine()
 207 {
 208     QQmlEngine *engine = new QQmlEngine;
 209     QVERIFY(!engine->incubationController());
 210
 211     QQuickView *view = new QQuickView(engine, 0);
 212     QVERIFY(view);
 213     QVERIFY(engine->incubationController() == view->incubationController());
 214
 215     QQuickView *view2 = new QQuickView(engine, 0);
 216     QVERIFY(view);
 217     QVERIFY(engine->incubationController() == view->incubationController());
 218     delete view;
 219     QVERIFY(!engine->incubationController());
 220
 221     engine->setIncubationController(view2->incubationController());
 222     QVERIFY(engine->incubationController() == view2->incubationController());
 223     delete view2;
 224     QVERIFY(!engine->incubationController());
 225
 226     QQuickView *view3 = new QQuickView;
 227     QQuickView *view4 = new QQuickView(view3->engine(), 0);
 228
 229     QVERIFY(view3->engine());
 230     QVERIFY(view4->engine());
 231     QCOMPARE(view3->engine(), view4->engine());
 232     delete view3;
 233     QVERIFY(!view4->engine());
 234     QTest::ignoreMessage(QtWarningMsg, "QQuickView: invalid qml engine. ");
 235     view4->setSource(QUrl());
 236
 237     QCOMPARE(view4->status(), QQuickView::Error);
 238     QVERIFY(!view4->errors().isEmpty());
 239     QCOMPARE(view4->errors().back().description(), QLatin1String("QQuickView: invalid qml engine."));
 240     delete view4;
 241 }
 242
 243 QTEST_MAIN(tst_QQuickView)
 244
 245 #include "tst_qquickview.moc"