tests/auto/qtquick2/qquickpathview/tst_qquickpathview.cpp

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  41
  42 #include <QtTest/QtTest>
  43 #include <QtQuick/qquickview.h>
  44 #include <QtDeclarative/qdeclarativeengine.h>
  45 #include <QtDeclarative/qdeclarativecomponent.h>
  46 #include <QtDeclarative/qdeclarativecontext.h>
  47 #include <QtDeclarative/qdeclarativeexpression.h>
  48 #include <QtDeclarative/qdeclarativeincubator.h>
  49 #include <QtQuick/private/qquickpathview_p.h>
  50 #include <QtQuick/private/qdeclarativepath_p.h>
  51 #include <QtQuick/private/qquicktext_p.h>
  52 #include <QtQuick/private/qquickrectangle_p.h>
  53 #include <QtDeclarative/private/qdeclarativelistmodel_p.h>
  54 #include <QtDeclarative/private/qdeclarativevaluetype_p.h>
  55 #include <QAbstractListModel>
  56 #include <QStringListModel>
  57 #include <QStandardItemModel>
  58 #include <QFile>
  59
  60 #include "../../shared/util.h"
  61
  62 static void initStandardTreeModel(QStandardItemModel *model)
  63 {
  64     QStandardItem *item;
  65     item = new QStandardItem(QLatin1String("Row 1 Item"));
  66     model->insertRow(0, item);
  67
  68     item = new QStandardItem(QLatin1String("Row 2 Item"));
  69     item->setCheckable(true);
  70     model->insertRow(1, item);
  71
  72     QStandardItem *childItem = new QStandardItem(QLatin1String("Row 2 Child Item"));
  73     item->setChild(0, childItem);
  74
  75     item = new QStandardItem(QLatin1String("Row 3 Item"));
  76     item->setIcon(QIcon());
  77     model->insertRow(2, item);
  78 }
  79
  80
  81 class tst_QQuickPathView : public QDeclarativeDataTest
  82 {
  83     Q_OBJECT
  84 public:
  85     tst_QQuickPathView();
  86
  87 private slots:
  88     void initValues();
  89     void items();
  90     void dataModel();
  91     void pathview2();
  92     void pathview3();
  93     void insertModel_data();
  94     void insertModel();
  95     void removeModel_data();
  96     void removeModel();
  97     void moveModel_data();
  98     void moveModel();
  99     void path();
 100     void pathMoved();
 101     void setCurrentIndex();
 102     void resetModel();
 103     void propertyChanges();
 104     void pathChanges();
 105     void componentChanges();
 106     void modelChanges();
 107     void pathUpdateOnStartChanged();
 108     void package();
 109     void emptyModel();
 110     void closed();
 111     void pathUpdate();
 112     void visualDataModel();
 113     void undefinedPath();
 114     void mouseDrag();
 115     void treeModel();
 116     void changePreferredHighlight();
 117     void missingPercent();
 118     void creationContext();
 119     void currentOffsetOnInsertion();
 120     void asynchronous();
 121
 122 private:
 123     QQuickView *createView();
 124     template<typename T>
 125     T *findItem(QQuickItem *parent, const QString &objectName, int index=-1);
 126     template<typename T>
 127     QList<T*> findItems(QQuickItem *parent, const QString &objectName);
 128 };
 129
 130 class TestObject : public QObject
 131 {
 132     Q_OBJECT
 133
 134     Q_PROPERTY(bool error READ error WRITE setError)
 135     Q_PROPERTY(bool useModel READ useModel NOTIFY useModelChanged)
 136     Q_PROPERTY(int pathItemCount READ pathItemCount NOTIFY pathItemCountChanged)
 137
 138 public:
 139     TestObject() : QObject(), mError(true), mUseModel(true), mPathItemCount(-1) {}
 140
 141     bool error() const { return mError; }
 142     void setError(bool err) { mError = err; }
 143
 144     bool useModel() const { return mUseModel; }
 145     void setUseModel(bool use) { mUseModel = use; emit useModelChanged(); }
 146
 147     int pathItemCount() const { return mPathItemCount; }
 148     void setPathItemCount(int count) { mPathItemCount = count; emit pathItemCountChanged(); }
 149
 150 signals:
 151     void useModelChanged();
 152     void pathItemCountChanged();
 153
 154 private:
 155     bool mError;
 156     bool mUseModel;
 157     int mPathItemCount;
 158 };
 159
 160 class TestModel : public QAbstractListModel
 161 {
 162 public:
 163     enum Roles { Name = Qt::UserRole+1, Number = Qt::UserRole+2 };
 164
 165     TestModel(QObject *parent=0) : QAbstractListModel(parent) {
 166         QHash<int, QByteArray> roles;
 167         roles[Name] = "name";
 168         roles[Number] = "number";
 169         setRoleNames(roles);
 170     }
 171
 172     int rowCount(const QModelIndex &parent=QModelIndex()) const { Q_UNUSED(parent); return list.count(); }
 173     QVariant data(const QModelIndex &index, int role=Qt::DisplayRole) const {
 174         QVariant rv;
 175         if (role == Name)
 176             rv = list.at(index.row()).first;
 177         else if (role == Number)
 178             rv = list.at(index.row()).second;
 179
 180         return rv;
 181     }
 182
 183     int count() const { return rowCount(); }
 184     QString name(int index) const { return list.at(index).first; }
 185     QString number(int index) const { return list.at(index).second; }
 186
 187     void addItem(const QString &name, const QString &number) {
 188         beginInsertRows(QModelIndex(), list.count(), list.count());
 189         list.append(QPair<QString,QString>(name, number));
 190         endInsertRows();
 191     }
 192
 193     void insertItem(int index, const QString &name, const QString &number) {
 194         beginInsertRows(QModelIndex(), index, index);
 195         list.insert(index, QPair<QString,QString>(name, number));
 196         endInsertRows();
 197     }
 198
 199     void insertItems(int index, const QList<QPair<QString, QString> > &items) {
 200         beginInsertRows(QModelIndex(), index, index+items.count()-1);
 201         for (int i=0; i<items.count(); i++)
 202             list.insert(index + i, QPair<QString,QString>(items[i].first, items[i].second));
 203         endInsertRows();
 204     }
 205
 206     void removeItem(int index) {
 207         beginRemoveRows(QModelIndex(), index, index);
 208         list.removeAt(index);
 209         endRemoveRows();
 210     }
 211
 212     void removeItems(int index, int count) {
 213         emit beginRemoveRows(QModelIndex(), index, index+count-1);
 214         while (count--)
 215             list.removeAt(index);
 216         emit endRemoveRows();
 217     }
 218
 219     void moveItem(int from, int to) {
 220         beginMoveRows(QModelIndex(), from, from, QModelIndex(), to);
 221         list.move(from, to);
 222         endMoveRows();
 223     }
 224
 225     void moveItems(int from, int to, int count) {
 226         beginMoveRows(QModelIndex(), from, from+count-1, QModelIndex(), to > from ? to+count : to);
 227         move(from, to, count);
 228         endMoveRows();
 229     }
 230
 231     void modifyItem(int idx, const QString &name, const QString &number) {
 232         list[idx] = QPair<QString,QString>(name, number);
 233         emit dataChanged(index(idx,0), index(idx,0));
 234     }
 235
 236     void move(int from, int to, int n)
 237     {
 238         if (from > to) {
 239             // Only move forwards - flip if backwards moving
 240             int tfrom = from;
 241             int tto = to;
 242             from = tto;
 243             to = tto+n;
 244             n = tfrom-tto;
 245         }
 246         if (n == 1) {
 247             list.move(from, to);
 248         } else {
 249             QList<QPair<QString,QString> > replaced;
 250             int i=0;
 251             QList<QPair<QString,QString> >::ConstIterator it=list.begin(); it += from+n;
 252             for (; i<to-from; ++i,++it)
 253                 replaced.append(*it);
 254             i=0;
 255             it=list.begin(); it += from;
 256             for (; i<n; ++i,++it)
 257                 replaced.append(*it);
 258             QList<QPair<QString,QString> >::ConstIterator f=replaced.begin();
 259             QList<QPair<QString,QString> >::Iterator t=list.begin(); t += from;
 260             for (; f != replaced.end(); ++f, ++t)
 261                 *t = *f;
 262         }
 263     }
 264
 265 private:
 266     QList<QPair<QString,QString> > list;
 267 };
 268
 269
 270 tst_QQuickPathView::tst_QQuickPathView()
 271 {
 272 }
 273
 274 void tst_QQuickPathView::initValues()
 275 {
 276     QDeclarativeEngine engine;
 277     QDeclarativeComponent c(&engine, testFileUrl("pathview1.qml"));
 278     QQuickPathView *obj = qobject_cast<QQuickPathView*>(c.create());
 279
 280     QVERIFY(obj != 0);
 281     QVERIFY(obj->path() == 0);
 282     QVERIFY(obj->delegate() == 0);
 283     QCOMPARE(obj->model(), QVariant());
 284     QCOMPARE(obj->currentIndex(), 0);
 285     QCOMPARE(obj->offset(), 0.);
 286     QCOMPARE(obj->preferredHighlightBegin(), 0.);
 287     QCOMPARE(obj->dragMargin(), 0.);
 288     QCOMPARE(obj->count(), 0);
 289     QCOMPARE(obj->pathItemCount(), -1);
 290
 291     delete obj;
 292 }
 293
 294 void tst_QQuickPathView::items()
 295 {
 296     QQuickView *canvas = createView();
 297
 298     TestModel model;
 299     model.addItem("Fred", "12345");
 300     model.addItem("John", "2345");
 301     model.addItem("Bob", "54321");
 302     model.addItem("Bill", "4321");
 303
 304     QDeclarativeContext *ctxt = canvas->rootContext();
 305     ctxt->setContextProperty("testModel", &model);
 306
 307     canvas->setSource(testFileUrl("pathview0.qml"));
 308     qApp->processEvents();
 309
 310     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
 311     QVERIFY(pathview != 0);
 312
 313     QCOMPARE(pathview->count(), model.count());
 314     QCOMPARE(canvas->rootObject()->property("count").toInt(), model.count());
 315     QCOMPARE(pathview->childItems().count(), model.count()+1); // assumes all are visible, including highlight
 316
 317     for (int i = 0; i < model.count(); ++i) {
 318         QQuickText *name = findItem<QQuickText>(pathview, "textName", i);
 319         QVERIFY(name != 0);
 320         QCOMPARE(name->text(), model.name(i));
 321         QQuickText *number = findItem<QQuickText>(pathview, "textNumber", i);
 322         QVERIFY(number != 0);
 323         QCOMPARE(number->text(), model.number(i));
 324     }
 325
 326     QDeclarativePath *path = qobject_cast<QDeclarativePath*>(pathview->path());
 327     QVERIFY(path);
 328
 329     QVERIFY(pathview->highlightItem());
 330     QPointF start = path->pointAt(0.0);
 331     QPointF offset;
 332     offset.setX(pathview->highlightItem()->width()/2);
 333     offset.setY(pathview->highlightItem()->height()/2);
 334     QCOMPARE(pathview->highlightItem()->pos() + offset, start);
 335
 336     delete canvas;
 337 }
 338
 339 void tst_QQuickPathView::pathview2()
 340 {
 341     QDeclarativeEngine engine;
 342     QDeclarativeComponent c(&engine, testFileUrl("pathview2.qml"));
 343     QQuickPathView *obj = qobject_cast<QQuickPathView*>(c.create());
 344
 345     QVERIFY(obj != 0);
 346     QVERIFY(obj->path() != 0);
 347     QVERIFY(obj->delegate() != 0);
 348     QVERIFY(obj->model() != QVariant());
 349     QCOMPARE(obj->currentIndex(), 0);
 350     QCOMPARE(obj->offset(), 0.);
 351     QCOMPARE(obj->preferredHighlightBegin(), 0.);
 352     QCOMPARE(obj->dragMargin(), 0.);
 353     QCOMPARE(obj->count(), 8);
 354     QCOMPARE(obj->pathItemCount(), 10);
 355
 356     delete obj;
 357 }
 358
 359 void tst_QQuickPathView::pathview3()
 360 {
 361     QDeclarativeEngine engine;
 362     QDeclarativeComponent c(&engine, testFileUrl("pathview3.qml"));
 363     QQuickPathView *obj = qobject_cast<QQuickPathView*>(c.create());
 364
 365     QVERIFY(obj != 0);
 366     QVERIFY(obj->path() != 0);
 367     QVERIFY(obj->delegate() != 0);
 368     QVERIFY(obj->model() != QVariant());
 369     QCOMPARE(obj->currentIndex(), 0);
 370     QCOMPARE(obj->offset(), 1.0);
 371     QCOMPARE(obj->preferredHighlightBegin(), 0.5);
 372     QCOMPARE(obj->dragMargin(), 24.);
 373     QCOMPARE(obj->count(), 8);
 374     QCOMPARE(obj->pathItemCount(), 4);
 375
 376     delete obj;
 377 }
 378
 379 void tst_QQuickPathView::insertModel_data()
 380 {
 381     QTest::addColumn<int>("mode");
 382     QTest::addColumn<int>("idx");
 383     QTest::addColumn<int>("count");
 384     QTest::addColumn<qreal>("offset");
 385
 386     // We have 8 items, with currentIndex == 4
 387     QTest::newRow("insert after current")
 388         << int(QQuickPathView::StrictlyEnforceRange) << 6 << 1 << 5.;
 389     QTest::newRow("insert before current")
 390         << int(QQuickPathView::StrictlyEnforceRange) << 2 << 1 << 4.;
 391     QTest::newRow("insert multiple after current")
 392         << int(QQuickPathView::StrictlyEnforceRange) << 5 << 2 << 6.;
 393     QTest::newRow("insert multiple before current")
 394         << int(QQuickPathView::StrictlyEnforceRange) << 1 << 2 << 4.;
 395     QTest::newRow("insert at end")
 396         << int(QQuickPathView::StrictlyEnforceRange) << 8 << 1 << 5.;
 397     QTest::newRow("insert at beginning")
 398         << int(QQuickPathView::StrictlyEnforceRange) << 0 << 1 << 4.;
 399     QTest::newRow("insert at current")
 400         << int(QQuickPathView::StrictlyEnforceRange) << 4 << 1 << 4.;
 401
 402     QTest::newRow("no range - insert after current")
 403         << int(QQuickPathView::NoHighlightRange) << 6 << 1 << 5.;
 404     QTest::newRow("no range - insert before current")
 405         << int(QQuickPathView::NoHighlightRange) << 2 << 1 << 4.;
 406     QTest::newRow("no range - insert multiple after current")
 407         << int(QQuickPathView::NoHighlightRange) << 5 << 2 << 6.;
 408     QTest::newRow("no range - insert multiple before current")
 409         << int(QQuickPathView::NoHighlightRange) << 1 << 2 << 4.;
 410     QTest::newRow("no range - insert at end")
 411         << int(QQuickPathView::NoHighlightRange) << 8 << 1 << 5.;
 412     QTest::newRow("no range - insert at beginning")
 413         << int(QQuickPathView::NoHighlightRange) << 0 << 1 << 4.;
 414     QTest::newRow("no range - insert at current")
 415         << int(QQuickPathView::NoHighlightRange) << 4 << 1 << 4.;
 416 }
 417
 418 void tst_QQuickPathView::insertModel()
 419 {
 420     QFETCH(int, mode);
 421     QFETCH(int, idx);
 422     QFETCH(int, count);
 423     QFETCH(qreal, offset);
 424
 425     QQuickView *canvas = createView();
 426     canvas->show();
 427
 428     TestModel model;
 429     model.addItem("Ben", "12345");
 430     model.addItem("Bohn", "2345");
 431     model.addItem("Bob", "54321");
 432     model.addItem("Bill", "4321");
 433     model.addItem("Jinny", "679");
 434     model.addItem("Milly", "73378");
 435     model.addItem("Jimmy", "3535");
 436     model.addItem("Barb", "9039");
 437
 438     QDeclarativeContext *ctxt = canvas->rootContext();
 439     ctxt->setContextProperty("testModel", &model);
 440
 441     canvas->setSource(testFileUrl("pathview0.qml"));
 442     qApp->processEvents();
 443
 444     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
 445     QVERIFY(pathview != 0);
 446
 447     pathview->setHighlightRangeMode((QQuickPathView::HighlightRangeMode)mode);
 448
 449     pathview->setCurrentIndex(4);
 450     if (mode == QQuickPathView::StrictlyEnforceRange)
 451         QTRY_COMPARE(pathview->offset(), 4.0);
 452     else
 453         pathview->setOffset(4);
 454
 455     QList<QPair<QString, QString> > items;
 456     for (int i = 0; i < count; ++i)
 457         items.append(qMakePair(QString("New"), QString::number(i)));
 458
 459     model.insertItems(idx, items);
 460     QTRY_COMPARE(pathview->offset(), offset);
 461
 462     delete canvas;
 463 }
 464
 465 void tst_QQuickPathView::removeModel_data()
 466 {
 467     QTest::addColumn<int>("mode");
 468     QTest::addColumn<int>("idx");
 469     QTest::addColumn<int>("count");
 470     QTest::addColumn<qreal>("offset");
 471
 472     // We have 8 items, with currentIndex == 4
 473     QTest::newRow("remove after current")
 474         << int(QQuickPathView::StrictlyEnforceRange) << 6 << 1 << 3.;
 475     QTest::newRow("remove before current")
 476         << int(QQuickPathView::StrictlyEnforceRange) << 2 << 1 << 4.;
 477     QTest::newRow("remove multiple after current")
 478         << int(QQuickPathView::StrictlyEnforceRange) << 5 << 2 << 2.;
 479     QTest::newRow("remove multiple before current")
 480         << int(QQuickPathView::StrictlyEnforceRange) << 1 << 2 << 4.;
 481     QTest::newRow("remove last")
 482         << int(QQuickPathView::StrictlyEnforceRange) << 7 << 1 << 3.;
 483     QTest::newRow("remove first")
 484         << int(QQuickPathView::StrictlyEnforceRange) << 0 << 1 << 4.;
 485     QTest::newRow("remove current")
 486         << int(QQuickPathView::StrictlyEnforceRange) << 4 << 1 << 3.;
 487
 488     QTest::newRow("no range - remove after current")
 489         << int(QQuickPathView::NoHighlightRange) << 6 << 1 << 3.;
 490     QTest::newRow("no range - remove before current")
 491         << int(QQuickPathView::NoHighlightRange) << 2 << 1 << 4.;
 492     QTest::newRow("no range - remove multiple after current")
 493         << int(QQuickPathView::NoHighlightRange) << 5 << 2 << 2.;
 494     QTest::newRow("no range - remove multiple before current")
 495         << int(QQuickPathView::NoHighlightRange) << 1 << 2 << 4.;
 496     QTest::newRow("no range - remove last")
 497         << int(QQuickPathView::NoHighlightRange) << 7 << 1 << 3.;
 498     QTest::newRow("no range - remove first")
 499         << int(QQuickPathView::NoHighlightRange) << 0 << 1 << 4.;
 500     QTest::newRow("no range - remove current offset")
 501         << int(QQuickPathView::NoHighlightRange) << 4 << 1 << 4.;
 502 }
 503
 504 void tst_QQuickPathView::removeModel()
 505 {
 506     QFETCH(int, mode);
 507     QFETCH(int, idx);
 508     QFETCH(int, count);
 509     QFETCH(qreal, offset);
 510
 511     QQuickView *canvas = createView();
 512     canvas->show();
 513
 514     TestModel model;
 515     model.addItem("Ben", "12345");
 516     model.addItem("Bohn", "2345");
 517     model.addItem("Bob", "54321");
 518     model.addItem("Bill", "4321");
 519     model.addItem("Jinny", "679");
 520     model.addItem("Milly", "73378");
 521     model.addItem("Jimmy", "3535");
 522     model.addItem("Barb", "9039");
 523
 524     QDeclarativeContext *ctxt = canvas->rootContext();
 525     ctxt->setContextProperty("testModel", &model);
 526
 527     canvas->setSource(testFileUrl("pathview0.qml"));
 528     qApp->processEvents();
 529
 530     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
 531     QVERIFY(pathview != 0);
 532
 533     pathview->setHighlightRangeMode((QQuickPathView::HighlightRangeMode)mode);
 534
 535     pathview->setCurrentIndex(4);
 536     if (mode == QQuickPathView::StrictlyEnforceRange)
 537         QTRY_COMPARE(pathview->offset(), 4.0);
 538     else
 539         pathview->setOffset(4);
 540
 541     model.removeItems(idx, count);
 542     QTRY_COMPARE(pathview->offset(), offset);
 543
 544     delete canvas;
 545 }
 546
 547
 548 void tst_QQuickPathView::moveModel_data()
 549 {
 550     QTest::addColumn<int>("mode");
 551     QTest::addColumn<int>("from");
 552     QTest::addColumn<int>("to");
 553     QTest::addColumn<int>("count");
 554     QTest::addColumn<qreal>("offset");
 555
 556     // We have 8 items, with currentIndex == 4
 557     QTest::newRow("move after current")
 558         << int(QQuickPathView::StrictlyEnforceRange) << 5 << 6 << 1 << 4.;
 559     QTest::newRow("move before current")
 560         << int(QQuickPathView::StrictlyEnforceRange) << 2 << 3 << 1 << 4.;
 561     QTest::newRow("move before current to after")
 562         << int(QQuickPathView::StrictlyEnforceRange) << 2 << 6 << 1 << 5.;
 563     QTest::newRow("move multiple after current")
 564         << int(QQuickPathView::StrictlyEnforceRange) << 5 << 6 << 2 << 4.;
 565     QTest::newRow("move multiple before current")
 566         << int(QQuickPathView::StrictlyEnforceRange) << 0 << 1 << 2 << 4.;
 567     QTest::newRow("move before current to end")
 568         << int(QQuickPathView::StrictlyEnforceRange) << 2 << 7 << 1 << 5.;
 569     QTest::newRow("move last to beginning")
 570         << int(QQuickPathView::StrictlyEnforceRange) << 7 << 0 << 1 << 3.;
 571     QTest::newRow("move current")
 572         << int(QQuickPathView::StrictlyEnforceRange) << 4 << 6 << 1 << 2.;
 573
 574     QTest::newRow("no range - move after current")
 575         << int(QQuickPathView::NoHighlightRange) << 5 << 6 << 1 << 4.;
 576     QTest::newRow("no range - move before current")
 577         << int(QQuickPathView::NoHighlightRange) << 2 << 3 << 1 << 4.;
 578     QTest::newRow("no range - move before current to after")
 579         << int(QQuickPathView::NoHighlightRange) << 2 << 6 << 1 << 5.;
 580     QTest::newRow("no range - move multiple after current")
 581         << int(QQuickPathView::NoHighlightRange) << 5 << 6 << 2 << 4.;
 582     QTest::newRow("no range - move multiple before current")
 583         << int(QQuickPathView::NoHighlightRange) << 0 << 1 << 2 << 4.;
 584     QTest::newRow("no range - move before current to end")
 585         << int(QQuickPathView::NoHighlightRange) << 2 << 7 << 1 << 5.;
 586     QTest::newRow("no range - move last to beginning")
 587         << int(QQuickPathView::NoHighlightRange) << 7 << 0 << 1 << 3.;
 588     QTest::newRow("no range - move current")
 589         << int(QQuickPathView::NoHighlightRange) << 4 << 6 << 1 << 4.;
 590     QTest::newRow("no range - move multiple incl. current")
 591         << int(QQuickPathView::NoHighlightRange) << 0 << 1 << 5 << 4.;
 592 }
 593
 594 void tst_QQuickPathView::moveModel()
 595 {
 596     QFETCH(int, mode);
 597     QFETCH(int, from);
 598     QFETCH(int, to);
 599     QFETCH(int, count);
 600     QFETCH(qreal, offset);
 601
 602     QQuickView *canvas = createView();
 603     canvas->show();
 604
 605     TestModel model;
 606     model.addItem("Ben", "12345");
 607     model.addItem("Bohn", "2345");
 608     model.addItem("Bob", "54321");
 609     model.addItem("Bill", "4321");
 610     model.addItem("Jinny", "679");
 611     model.addItem("Milly", "73378");
 612     model.addItem("Jimmy", "3535");
 613     model.addItem("Barb", "9039");
 614
 615     QDeclarativeContext *ctxt = canvas->rootContext();
 616     ctxt->setContextProperty("testModel", &model);
 617
 618     canvas->setSource(testFileUrl("pathview0.qml"));
 619     qApp->processEvents();
 620
 621     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
 622     QVERIFY(pathview != 0);
 623
 624     pathview->setHighlightRangeMode((QQuickPathView::HighlightRangeMode)mode);
 625
 626     pathview->setCurrentIndex(4);
 627     if (mode == QQuickPathView::StrictlyEnforceRange)
 628         QTRY_COMPARE(pathview->offset(), 4.0);
 629     else
 630         pathview->setOffset(4);
 631
 632     model.moveItems(from, to, count);
 633     QTRY_COMPARE(pathview->offset(), offset);
 634
 635     delete canvas;
 636 }
 637
 638 void tst_QQuickPathView::path()
 639 {
 640     QDeclarativeEngine engine;
 641     QDeclarativeComponent c(&engine, testFileUrl("pathtest.qml"));
 642     QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
 643
 644     QVERIFY(obj != 0);
 645     QCOMPARE(obj->startX(), 120.);
 646     QCOMPARE(obj->startY(), 100.);
 647     QVERIFY(obj->path() != QPainterPath());
 648
 649     QDeclarativeListReference list(obj, "pathElements");
 650     QCOMPARE(list.count(), 5);
 651
 652     QDeclarativePathAttribute* attr = qobject_cast<QDeclarativePathAttribute*>(list.at(0));
 653     QVERIFY(attr != 0);
 654     QCOMPARE(attr->name(), QString("scale"));
 655     QCOMPARE(attr->value(), 1.0);
 656
 657     QDeclarativePathQuad* quad = qobject_cast<QDeclarativePathQuad*>(list.at(1));
 658     QVERIFY(quad != 0);
 659     QCOMPARE(quad->x(), 120.);
 660     QCOMPARE(quad->y(), 25.);
 661     QCOMPARE(quad->controlX(), 260.);
 662     QCOMPARE(quad->controlY(), 75.);
 663
 664     QDeclarativePathPercent* perc = qobject_cast<QDeclarativePathPercent*>(list.at(2));
 665     QVERIFY(perc != 0);
 666     QCOMPARE(perc->value(), 0.3);
 667
 668     QDeclarativePathLine* line = qobject_cast<QDeclarativePathLine*>(list.at(3));
 669     QVERIFY(line != 0);
 670     QCOMPARE(line->x(), 120.);
 671     QCOMPARE(line->y(), 100.);
 672
 673     QDeclarativePathCubic* cubic = qobject_cast<QDeclarativePathCubic*>(list.at(4));
 674     QVERIFY(cubic != 0);
 675     QCOMPARE(cubic->x(), 180.);
 676     QCOMPARE(cubic->y(), 0.);
 677     QCOMPARE(cubic->control1X(), -10.);
 678     QCOMPARE(cubic->control1Y(), 90.);
 679     QCOMPARE(cubic->control2X(), 210.);
 680     QCOMPARE(cubic->control2Y(), 90.);
 681
 682     delete obj;
 683 }
 684
 685 void tst_QQuickPathView::dataModel()
 686 {
 687     QQuickView *canvas = createView();
 688     canvas->show();
 689
 690     QDeclarativeContext *ctxt = canvas->rootContext();
 691     TestObject *testObject = new TestObject;
 692     ctxt->setContextProperty("testObject", testObject);
 693
 694     TestModel model;
 695     model.addItem("red", "1");
 696     model.addItem("green", "2");
 697     model.addItem("blue", "3");
 698     model.addItem("purple", "4");
 699     model.addItem("gray", "5");
 700     model.addItem("brown", "6");
 701     model.addItem("yellow", "7");
 702     model.addItem("thistle", "8");
 703     model.addItem("cyan", "9");
 704     model.addItem("peachpuff", "10");
 705     model.addItem("powderblue", "11");
 706     model.addItem("gold", "12");
 707     model.addItem("sandybrown", "13");
 708
 709     ctxt->setContextProperty("testData", &model);
 710
 711     canvas->setSource(testFileUrl("datamodel.qml"));
 712     qApp->processEvents();
 713
 714     QQuickPathView *pathview = qobject_cast<QQuickPathView*>(canvas->rootObject());
 715     QVERIFY(pathview != 0);
 716
 717     QMetaObject::invokeMethod(canvas->rootObject(), "checkProperties");
 718     QVERIFY(testObject->error() == false);
 719
 720     QQuickItem *item = findItem<QQuickItem>(pathview, "wrapper", 0);
 721     QVERIFY(item);
 722     QCOMPARE(item->x(), 110.0);
 723     QCOMPARE(item->y(), 10.0);
 724
 725     model.insertItem(4, "orange", "10");
 726     QTest::qWait(100);
 727
 728     QCOMPARE(canvas->rootObject()->property("viewCount").toInt(), model.count());
 729     QTRY_COMPARE(findItems<QQuickItem>(pathview, "wrapper").count(), 14);
 730
 731     QVERIFY(pathview->currentIndex() == 0);
 732     QCOMPARE(pathview->currentItem(), findItem<QQuickItem>(pathview, "wrapper", 0));
 733
 734     QQuickText *text = findItem<QQuickText>(pathview, "myText", 4);
 735     QVERIFY(text);
 736     QCOMPARE(text->text(), model.name(4));
 737
 738     model.removeItem(2);
 739     QCOMPARE(canvas->rootObject()->property("viewCount").toInt(), model.count());
 740     text = findItem<QQuickText>(pathview, "myText", 2);
 741     QVERIFY(text);
 742     QCOMPARE(text->text(), model.name(2));
 743     QCOMPARE(pathview->currentItem(), findItem<QQuickItem>(pathview, "wrapper", 0));
 744
 745     testObject->setPathItemCount(5);
 746     QMetaObject::invokeMethod(canvas->rootObject(), "checkProperties");
 747     QVERIFY(testObject->error() == false);
 748
 749     QTRY_COMPARE(findItems<QQuickItem>(pathview, "wrapper").count(), 5);
 750
 751     QQuickRectangle *testItem = findItem<QQuickRectangle>(pathview, "wrapper", 4);
 752     QVERIFY(testItem != 0);
 753     testItem = findItem<QQuickRectangle>(pathview, "wrapper", 5);
 754     QVERIFY(testItem == 0);
 755
 756     pathview->setCurrentIndex(1);
 757     QCOMPARE(pathview->currentItem(), findItem<QQuickItem>(pathview, "wrapper", 1));
 758     QTest::qWait(100);
 759
 760     model.insertItem(2, "pink", "2");
 761     QTest::qWait(100);
 762
 763     QTRY_COMPARE(findItems<QQuickItem>(pathview, "wrapper").count(), 5);
 764     QVERIFY(pathview->currentIndex() == 1);
 765     QCOMPARE(pathview->currentItem(), findItem<QQuickItem>(pathview, "wrapper", 1));
 766
 767     text = findItem<QQuickText>(pathview, "myText", 2);
 768     QVERIFY(text);
 769     QCOMPARE(text->text(), model.name(2));
 770
 771     model.removeItem(3);
 772     QTRY_COMPARE(findItems<QQuickItem>(pathview, "wrapper").count(), 5);
 773     text = findItem<QQuickText>(pathview, "myText", 3);
 774     QVERIFY(text);
 775     QCOMPARE(text->text(), model.name(3));
 776     QCOMPARE(pathview->currentItem(), findItem<QQuickItem>(pathview, "wrapper", 1));
 777
 778     model.moveItem(3, 5);
 779     QTRY_COMPARE(findItems<QQuickItem>(pathview, "wrapper").count(), 5);
 780     QList<QQuickItem*> items = findItems<QQuickItem>(pathview, "wrapper");
 781     foreach (QQuickItem *item, items) {
 782         QVERIFY(item->property("onPath").toBool());
 783     }
 784     QCOMPARE(pathview->currentItem(), findItem<QQuickItem>(pathview, "wrapper", 1));
 785
 786     // QTBUG-14199
 787     pathview->setOffset(7);
 788     pathview->setOffset(0);
 789     QCOMPARE(findItems<QQuickItem>(pathview, "wrapper").count(), 5);
 790
 791     pathview->setCurrentIndex(model.count()-1);
 792     model.removeItem(model.count()-1);
 793     QCOMPARE(pathview->currentIndex(), model.count()-1);
 794
 795     delete canvas;
 796     delete testObject;
 797 }
 798
 799 void tst_QQuickPathView::pathMoved()
 800 {
 801     QQuickView *canvas = createView();
 802     canvas->show();
 803
 804     TestModel model;
 805     model.addItem("Ben", "12345");
 806     model.addItem("Bohn", "2345");
 807     model.addItem("Bob", "54321");
 808     model.addItem("Bill", "4321");
 809
 810     QDeclarativeContext *ctxt = canvas->rootContext();
 811     ctxt->setContextProperty("testModel", &model);
 812
 813     canvas->setSource(testFileUrl("pathview0.qml"));
 814     qApp->processEvents();
 815
 816     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
 817     QVERIFY(pathview != 0);
 818
 819     QQuickRectangle *firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
 820     QVERIFY(firstItem);
 821     QDeclarativePath *path = qobject_cast<QDeclarativePath*>(pathview->path());
 822     QVERIFY(path);
 823     QPointF start = path->pointAt(0.0);
 824     QPointF offset;//Center of item is at point, but pos is from corner
 825     offset.setX(firstItem->width()/2);
 826     offset.setY(firstItem->height()/2);
 827     QTRY_COMPARE(firstItem->pos() + offset, start);
 828     pathview->setOffset(1.0);
 829
 830     for (int i=0; i<model.count(); i++) {
 831         QQuickRectangle *curItem = findItem<QQuickRectangle>(pathview, "wrapper", i);
 832         QPointF itemPos(path->pointAt(0.25 + i*0.25));
 833         QCOMPARE(curItem->pos() + offset, QPointF(qRound(itemPos.x()), qRound(itemPos.y())));
 834     }
 835
 836     pathview->setOffset(0.0);
 837     QCOMPARE(firstItem->pos() + offset, start);
 838
 839     // Change delegate size
 840     pathview->setOffset(0.1);
 841     pathview->setOffset(0.0);
 842     canvas->rootObject()->setProperty("delegateWidth", 30);
 843     QCOMPARE(firstItem->width(), 30.0);
 844     offset.setX(firstItem->width()/2);
 845     QTRY_COMPARE(firstItem->pos() + offset, start);
 846
 847     // Change delegate scale
 848     pathview->setOffset(0.1);
 849     pathview->setOffset(0.0);
 850     canvas->rootObject()->setProperty("delegateScale", 1.2);
 851     QTRY_COMPARE(firstItem->pos() + offset, start);
 852
 853     delete canvas;
 854 }
 855
 856 void tst_QQuickPathView::setCurrentIndex()
 857 {
 858     QQuickView *canvas = createView();
 859     canvas->show();
 860
 861     TestModel model;
 862     model.addItem("Ben", "12345");
 863     model.addItem("Bohn", "2345");
 864     model.addItem("Bob", "54321");
 865     model.addItem("Bill", "4321");
 866
 867     QDeclarativeContext *ctxt = canvas->rootContext();
 868     ctxt->setContextProperty("testModel", &model);
 869
 870     canvas->setSource(testFileUrl("pathview0.qml"));
 871     qApp->processEvents();
 872
 873     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
 874     QVERIFY(pathview != 0);
 875
 876     QQuickRectangle *firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
 877     QVERIFY(firstItem);
 878     QDeclarativePath *path = qobject_cast<QDeclarativePath*>(pathview->path());
 879     QVERIFY(path);
 880     QPointF start = path->pointAt(0.0);
 881     QPointF offset;//Center of item is at point, but pos is from corner
 882     offset.setX(firstItem->width()/2);
 883     offset.setY(firstItem->height()/2);
 884     QCOMPARE(firstItem->pos() + offset, start);
 885     QCOMPARE(canvas->rootObject()->property("currentA").toInt(), 0);
 886     QCOMPARE(canvas->rootObject()->property("currentB").toInt(), 0);
 887
 888     pathview->setCurrentIndex(2);
 889
 890     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 2);
 891     QTRY_COMPARE(firstItem->pos() + offset, start);
 892     QCOMPARE(canvas->rootObject()->property("currentA").toInt(), 2);
 893     QCOMPARE(canvas->rootObject()->property("currentB").toInt(), 2);
 894     QCOMPARE(pathview->currentItem(), firstItem);
 895     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 896
 897     pathview->decrementCurrentIndex();
 898     QTRY_COMPARE(pathview->currentIndex(), 1);
 899     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 1);
 900     QVERIFY(firstItem);
 901     QTRY_COMPARE(firstItem->pos() + offset, start);
 902     QCOMPARE(pathview->currentItem(), firstItem);
 903     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 904
 905     pathview->decrementCurrentIndex();
 906     QTRY_COMPARE(pathview->currentIndex(), 0);
 907     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
 908     QVERIFY(firstItem);
 909     QTRY_COMPARE(firstItem->pos() + offset, start);
 910     QCOMPARE(pathview->currentItem(), firstItem);
 911     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 912
 913     pathview->decrementCurrentIndex();
 914     QTRY_COMPARE(pathview->currentIndex(), 3);
 915     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 3);
 916     QVERIFY(firstItem);
 917     QTRY_COMPARE(firstItem->pos() + offset, start);
 918     QCOMPARE(pathview->currentItem(), firstItem);
 919     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 920
 921     pathview->incrementCurrentIndex();
 922     QTRY_COMPARE(pathview->currentIndex(), 0);
 923     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
 924     QVERIFY(firstItem);
 925     QTRY_COMPARE(firstItem->pos() + offset, start);
 926     QCOMPARE(pathview->currentItem(), firstItem);
 927     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 928
 929     // move an item, set move duration to 0, and change currentIndex to moved item. QTBUG-22786
 930     model.moveItem(0, 3);
 931     pathview->setHighlightMoveDuration(0);
 932     pathview->setCurrentIndex(3);
 933     QCOMPARE(pathview->currentIndex(), 3);
 934     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 3);
 935     QVERIFY(firstItem);
 936     QCOMPARE(pathview->currentItem(), firstItem);
 937     QTRY_COMPARE(firstItem->pos() + offset, start);
 938     model.moveItem(3, 0);
 939     pathview->setCurrentIndex(0);
 940     pathview->setHighlightMoveDuration(300);
 941
 942     // Check the current item is still created when outside the bounds of pathItemCount.
 943     pathview->setPathItemCount(2);
 944     pathview->setHighlightRangeMode(QQuickPathView::NoHighlightRange);
 945     QVERIFY(findItem<QQuickRectangle>(pathview, "wrapper", 0));
 946     QVERIFY(findItem<QQuickRectangle>(pathview, "wrapper", 1));
 947     QVERIFY(!findItem<QQuickRectangle>(pathview, "wrapper", 2));
 948     QVERIFY(!findItem<QQuickRectangle>(pathview, "wrapper", 3));
 949
 950     pathview->setCurrentIndex(2);
 951     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 2);
 952     QCOMPARE(pathview->currentItem(), firstItem);
 953     QCOMPARE(firstItem->property("onPath"), QVariant(false));
 954
 955     pathview->decrementCurrentIndex();
 956     QTRY_COMPARE(pathview->currentIndex(), 1);
 957     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 1);
 958     QVERIFY(firstItem);
 959     QCOMPARE(pathview->currentItem(), firstItem);
 960     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 961
 962     pathview->decrementCurrentIndex();
 963     QTRY_COMPARE(pathview->currentIndex(), 0);
 964     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
 965     QVERIFY(firstItem);
 966     QCOMPARE(pathview->currentItem(), firstItem);
 967     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 968
 969     pathview->decrementCurrentIndex();
 970     QTRY_COMPARE(pathview->currentIndex(), 3);
 971     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 3);
 972     QVERIFY(firstItem);
 973     QCOMPARE(pathview->currentItem(), firstItem);
 974     QCOMPARE(firstItem->property("onPath"), QVariant(false));
 975
 976     pathview->incrementCurrentIndex();
 977     QTRY_COMPARE(pathview->currentIndex(), 0);
 978     firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
 979     QVERIFY(firstItem);
 980     QCOMPARE(pathview->currentItem(), firstItem);
 981     QCOMPARE(firstItem->property("onPath"), QVariant(true));
 982
 983     delete canvas;
 984 }
 985
 986 void tst_QQuickPathView::resetModel()
 987 {
 988     QQuickView *canvas = createView();
 989
 990     QStringList strings;
 991     strings << "one" << "two" << "three";
 992     QStringListModel model(strings);
 993
 994     QDeclarativeContext *ctxt = canvas->rootContext();
 995     ctxt->setContextProperty("testModel", &model);
 996
 997     canvas->setSource(testFileUrl("displaypath.qml"));
 998     qApp->processEvents();
 999
1000     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
1001     QVERIFY(pathview != 0);
1002
1003     QCOMPARE(pathview->count(), model.rowCount());
1004
1005     for (int i = 0; i < model.rowCount(); ++i) {
1006         QQuickText *display = findItem<QQuickText>(pathview, "displayText", i);
1007         QVERIFY(display != 0);
1008         QCOMPARE(display->text(), strings.at(i));
1009     }
1010
1011     strings.clear();
1012     strings << "four" << "five" << "six" << "seven";
1013     model.setStringList(strings);
1014
1015     QCOMPARE(pathview->count(), model.rowCount());
1016
1017     for (int i = 0; i < model.rowCount(); ++i) {
1018         QQuickText *display = findItem<QQuickText>(pathview, "displayText", i);
1019         QVERIFY(display != 0);
1020         QCOMPARE(display->text(), strings.at(i));
1021     }
1022
1023     delete canvas;
1024 }
1025
1026 void tst_QQuickPathView::propertyChanges()
1027 {
1028     QQuickView *canvas = createView();
1029     QVERIFY(canvas);
1030     canvas->setSource(testFileUrl("propertychanges.qml"));
1031
1032     QQuickPathView *pathView = canvas->rootObject()->findChild<QQuickPathView*>("pathView");
1033     QVERIFY(pathView);
1034
1035     QSignalSpy snapPositionSpy(pathView, SIGNAL(preferredHighlightBeginChanged()));
1036     QSignalSpy dragMarginSpy(pathView, SIGNAL(dragMarginChanged()));
1037
1038     QCOMPARE(pathView->preferredHighlightBegin(), 0.1);
1039     QCOMPARE(pathView->dragMargin(), 5.0);
1040
1041     pathView->setPreferredHighlightBegin(0.4);
1042     pathView->setPreferredHighlightEnd(0.4);
1043     pathView->setDragMargin(20.0);
1044
1045     QCOMPARE(pathView->preferredHighlightBegin(), 0.4);
1046     QCOMPARE(pathView->preferredHighlightEnd(), 0.4);
1047     QCOMPARE(pathView->dragMargin(), 20.0);
1048
1049     QCOMPARE(snapPositionSpy.count(), 1);
1050     QCOMPARE(dragMarginSpy.count(), 1);
1051
1052     pathView->setPreferredHighlightBegin(0.4);
1053     pathView->setPreferredHighlightEnd(0.4);
1054     pathView->setDragMargin(20.0);
1055
1056     QCOMPARE(snapPositionSpy.count(), 1);
1057     QCOMPARE(dragMarginSpy.count(), 1);
1058     delete canvas;
1059 }
1060
1061 void tst_QQuickPathView::pathChanges()
1062 {
1063     QQuickView *canvas = createView();
1064     QVERIFY(canvas);
1065     canvas->setSource(testFileUrl("propertychanges.qml"));
1066
1067     QQuickPathView *pathView = canvas->rootObject()->findChild<QQuickPathView*>("pathView");
1068     QVERIFY(pathView);
1069
1070     QDeclarativePath *path = canvas->rootObject()->findChild<QDeclarativePath*>("path");
1071     QVERIFY(path);
1072
1073     QSignalSpy startXSpy(path, SIGNAL(startXChanged()));
1074     QSignalSpy startYSpy(path, SIGNAL(startYChanged()));
1075
1076     QCOMPARE(path->startX(), 220.0);
1077     QCOMPARE(path->startY(), 200.0);
1078
1079     path->setStartX(240.0);
1080     path->setStartY(220.0);
1081
1082     QCOMPARE(path->startX(), 240.0);
1083     QCOMPARE(path->startY(), 220.0);
1084
1085     QCOMPARE(startXSpy.count(),1);
1086     QCOMPARE(startYSpy.count(),1);
1087
1088     path->setStartX(240);
1089     path->setStartY(220);
1090
1091     QCOMPARE(startXSpy.count(),1);
1092     QCOMPARE(startYSpy.count(),1);
1093
1094     QDeclarativePath *alternatePath = canvas->rootObject()->findChild<QDeclarativePath*>("alternatePath");
1095     QVERIFY(alternatePath);
1096
1097     QSignalSpy pathSpy(pathView, SIGNAL(pathChanged()));
1098
1099     QCOMPARE(pathView->path(), path);
1100
1101     pathView->setPath(alternatePath);
1102     QCOMPARE(pathView->path(), alternatePath);
1103     QCOMPARE(pathSpy.count(),1);
1104
1105     pathView->setPath(alternatePath);
1106     QCOMPARE(pathSpy.count(),1);
1107
1108     QDeclarativePathAttribute *pathAttribute = canvas->rootObject()->findChild<QDeclarativePathAttribute*>("pathAttribute");
1109     QVERIFY(pathAttribute);
1110
1111     QSignalSpy nameSpy(pathAttribute, SIGNAL(nameChanged()));
1112     QCOMPARE(pathAttribute->name(), QString("opacity"));
1113
1114     pathAttribute->setName("scale");
1115     QCOMPARE(pathAttribute->name(), QString("scale"));
1116     QCOMPARE(nameSpy.count(),1);
1117
1118     pathAttribute->setName("scale");
1119     QCOMPARE(nameSpy.count(),1);
1120     delete canvas;
1121 }
1122
1123 void tst_QQuickPathView::componentChanges()
1124 {
1125     QQuickView *canvas = createView();
1126     QVERIFY(canvas);
1127     canvas->setSource(testFileUrl("propertychanges.qml"));
1128
1129     QQuickPathView *pathView = canvas->rootObject()->findChild<QQuickPathView*>("pathView");
1130     QVERIFY(pathView);
1131
1132     QDeclarativeComponent delegateComponent(canvas->engine());
1133     delegateComponent.setData("import QtQuick 2.0; Text { text: '<b>Name:</b> ' + name }", QUrl::fromLocalFile(""));
1134
1135     QSignalSpy delegateSpy(pathView, SIGNAL(delegateChanged()));
1136
1137     pathView->setDelegate(&delegateComponent);
1138     QCOMPARE(pathView->delegate(), &delegateComponent);
1139     QCOMPARE(delegateSpy.count(),1);
1140
1141     pathView->setDelegate(&delegateComponent);
1142     QCOMPARE(delegateSpy.count(),1);
1143     delete canvas;
1144 }
1145
1146 void tst_QQuickPathView::modelChanges()
1147 {
1148     QQuickView *canvas = createView();
1149     QVERIFY(canvas);
1150     canvas->setSource(testFileUrl("propertychanges.qml"));
1151
1152     QQuickPathView *pathView = canvas->rootObject()->findChild<QQuickPathView*>("pathView");
1153     QVERIFY(pathView);
1154
1155     QDeclarativeListModel *alternateModel = canvas->rootObject()->findChild<QDeclarativeListModel*>("alternateModel");
1156     QVERIFY(alternateModel);
1157     QVariant modelVariant = QVariant::fromValue<QObject *>(alternateModel);
1158     QSignalSpy modelSpy(pathView, SIGNAL(modelChanged()));
1159
1160     pathView->setModel(modelVariant);
1161     QCOMPARE(pathView->model(), modelVariant);
1162     QCOMPARE(modelSpy.count(),1);
1163
1164     pathView->setModel(modelVariant);
1165     QCOMPARE(modelSpy.count(),1);
1166
1167     pathView->setModel(QVariant());
1168     QCOMPARE(modelSpy.count(),2);
1169
1170     delete canvas;
1171 }
1172
1173 void tst_QQuickPathView::pathUpdateOnStartChanged()
1174 {
1175     QQuickView *canvas = createView();
1176     QVERIFY(canvas);
1177     canvas->setSource(testFileUrl("pathUpdateOnStartChanged.qml"));
1178
1179     QQuickPathView *pathView = canvas->rootObject()->findChild<QQuickPathView*>("pathView");
1180     QVERIFY(pathView);
1181
1182     QDeclarativePath *path = canvas->rootObject()->findChild<QDeclarativePath*>("path");
1183     QVERIFY(path);
1184     QCOMPARE(path->startX(), 400.0);
1185     QCOMPARE(path->startY(), 300.0);
1186
1187     QQuickItem *item = findItem<QQuickItem>(pathView, "wrapper", 0);
1188     QVERIFY(item);
1189     QCOMPARE(item->x(), path->startX() - item->width() / 2.0);
1190     QCOMPARE(item->y(), path->startY() - item->height() / 2.0);
1191
1192     delete canvas;
1193 }
1194
1195 void tst_QQuickPathView::package()
1196 {
1197     QQuickView *canvas = createView();
1198     QVERIFY(canvas);
1199     canvas->setSource(testFileUrl("pathview_package.qml"));
1200     canvas->show();
1201     QTest::qWaitForWindowShown(canvas);
1202
1203     QQuickPathView *pathView = canvas->rootObject()->findChild<QQuickPathView*>("photoPathView");
1204     QVERIFY(pathView);
1205
1206 #ifdef Q_OS_MAC
1207     QSKIP("QTBUG-21590 view does not reliably receive polish without a running animation");
1208 #endif
1209
1210     QQuickItem *item = findItem<QQuickItem>(pathView, "pathItem");
1211     QVERIFY(item);
1212     QVERIFY(item->scale() != 1.0);
1213
1214     delete canvas;
1215 }
1216
1217 //QTBUG-13017
1218 void tst_QQuickPathView::emptyModel()
1219 {
1220     QQuickView *canvas = createView();
1221
1222     QStringListModel model;
1223
1224     QDeclarativeContext *ctxt = canvas->rootContext();
1225     ctxt->setContextProperty("emptyModel", &model);
1226
1227     canvas->setSource(testFileUrl("emptymodel.qml"));
1228     qApp->processEvents();
1229
1230     QQuickPathView *pathview = qobject_cast<QQuickPathView*>(canvas->rootObject());
1231     QVERIFY(pathview != 0);
1232
1233     QCOMPARE(pathview->offset(), qreal(0.0));
1234
1235     delete canvas;
1236 }
1237
1238 void tst_QQuickPathView::closed()
1239 {
1240     QDeclarativeEngine engine;
1241
1242     {
1243         QDeclarativeComponent c(&engine, testFileUrl("openPath.qml"));
1244         QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
1245         QVERIFY(obj);
1246         QCOMPARE(obj->isClosed(), false);
1247         delete obj;
1248     }
1249
1250     {
1251         QDeclarativeComponent c(&engine, testFileUrl("closedPath.qml"));
1252         QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
1253         QVERIFY(obj);
1254         QCOMPARE(obj->isClosed(), true);
1255         delete obj;
1256     }
1257 }
1258
1259 // QTBUG-14239
1260 void tst_QQuickPathView::pathUpdate()
1261 {
1262     QQuickView *canvas = createView();
1263     QVERIFY(canvas);
1264     canvas->setSource(testFileUrl("pathUpdate.qml"));
1265
1266     QQuickPathView *pathView = canvas->rootObject()->findChild<QQuickPathView*>("pathView");
1267     QVERIFY(pathView);
1268
1269     QQuickItem *item = findItem<QQuickItem>(pathView, "wrapper", 0);
1270     QVERIFY(item);
1271     QCOMPARE(item->x(), 150.0);
1272
1273     delete canvas;
1274 }
1275
1276 void tst_QQuickPathView::visualDataModel()
1277 {
1278     QDeclarativeEngine engine;
1279     QDeclarativeComponent c(&engine, testFileUrl("vdm.qml"));
1280
1281     QQuickPathView *obj = qobject_cast<QQuickPathView*>(c.create());
1282     QVERIFY(obj != 0);
1283
1284     QCOMPARE(obj->count(), 3);
1285
1286     delete obj;
1287 }
1288
1289 void tst_QQuickPathView::undefinedPath()
1290 {
1291     QDeclarativeEngine engine;
1292
1293     // QPainterPath warnings are only received if QT_NO_DEBUG is not defined
1294     if (QLibraryInfo::isDebugBuild()) {
1295         QString warning1("QPainterPath::moveTo: Adding point where x or y is NaN or Inf, ignoring call");
1296         QTest::ignoreMessage(QtWarningMsg,qPrintable(warning1));
1297
1298         QString warning2("QPainterPath::lineTo: Adding point where x or y is NaN or Inf, ignoring call");
1299         QTest::ignoreMessage(QtWarningMsg,qPrintable(warning2));
1300     }
1301
1302     QDeclarativeComponent c(&engine, testFileUrl("undefinedpath.qml"));
1303
1304     QQuickPathView *obj = qobject_cast<QQuickPathView*>(c.create());
1305     QVERIFY(obj != 0);
1306
1307     QCOMPARE(obj->count(), 3);
1308
1309     delete obj;
1310 }
1311
1312 void tst_QQuickPathView::mouseDrag()
1313 {
1314     QQuickView *canvas = createView();
1315     canvas->setSource(testFileUrl("dragpath.qml"));
1316     canvas->show();
1317     canvas->requestActivateWindow();
1318     QTest::qWaitForWindowShown(canvas);
1319     QTRY_COMPARE(canvas, qGuiApp->focusWindow());
1320
1321     QQuickPathView *pathview = qobject_cast<QQuickPathView*>(canvas->rootObject());
1322     QVERIFY(pathview != 0);
1323
1324     int current = pathview->currentIndex();
1325
1326     QTest::mousePress(canvas, Qt::LeftButton, 0, QPoint(10,100));
1327     QTest::qWait(100);
1328
1329     {
1330         QMouseEvent mv(QEvent::MouseMove, QPoint(30,100), Qt::LeftButton, Qt::LeftButton,Qt::NoModifier);
1331         QGuiApplication::sendEvent(canvas, &mv);
1332     }
1333     {
1334         QMouseEvent mv(QEvent::MouseMove, QPoint(90,100), Qt::LeftButton, Qt::LeftButton,Qt::NoModifier);
1335         QGuiApplication::sendEvent(canvas, &mv);
1336     }
1337
1338     QVERIFY(pathview->currentIndex() != current);
1339
1340     QTest::mouseRelease(canvas, Qt::LeftButton, 0, QPoint(40,100));
1341
1342     delete canvas;
1343 }
1344
1345 void tst_QQuickPathView::treeModel()
1346 {
1347     QQuickView *canvas = createView();
1348     canvas->show();
1349
1350     QStandardItemModel model;
1351     initStandardTreeModel(&model);
1352     canvas->engine()->rootContext()->setContextProperty("myModel", &model);
1353
1354     canvas->setSource(testFileUrl("treemodel.qml"));
1355
1356     QQuickPathView *pathview = qobject_cast<QQuickPathView*>(canvas->rootObject());
1357     QVERIFY(pathview != 0);
1358     QCOMPARE(pathview->count(), 3);
1359
1360     QQuickText *item = findItem<QQuickText>(pathview, "wrapper", 0);
1361     QVERIFY(item);
1362     QCOMPARE(item->text(), QLatin1String("Row 1 Item"));
1363
1364     QVERIFY(QMetaObject::invokeMethod(pathview, "setRoot", Q_ARG(QVariant, 1)));
1365     QCOMPARE(pathview->count(), 1);
1366
1367     QTRY_VERIFY(item = findItem<QQuickText>(pathview, "wrapper", 0));
1368     QTRY_COMPARE(item->text(), QLatin1String("Row 2 Child Item"));
1369
1370     delete canvas;
1371 }
1372
1373 void tst_QQuickPathView::changePreferredHighlight()
1374 {
1375     QQuickView *canvas = createView();
1376     canvas->setGeometry(0,0,400,200);
1377     canvas->setSource(testFileUrl("dragpath.qml"));
1378     canvas->show();
1379     canvas->requestActivateWindow();
1380     QTest::qWaitForWindowShown(canvas);
1381     QTRY_COMPARE(canvas, qGuiApp->focusWindow());
1382
1383     QQuickPathView *pathview = qobject_cast<QQuickPathView*>(canvas->rootObject());
1384     QVERIFY(pathview != 0);
1385
1386     int current = pathview->currentIndex();
1387     QCOMPARE(current, 0);
1388
1389     QQuickRectangle *firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
1390     QVERIFY(firstItem);
1391     QDeclarativePath *path = qobject_cast<QDeclarativePath*>(pathview->path());
1392     QVERIFY(path);
1393     QPointF start = path->pointAt(0.5);
1394     start.setX(qRound(start.x()));
1395     start.setY(qRound(start.y()));
1396     QPointF offset;//Center of item is at point, but pos is from corner
1397     offset.setX(firstItem->width()/2);
1398     offset.setY(firstItem->height()/2);
1399     QTRY_COMPARE(firstItem->pos() + offset, start);
1400
1401     pathview->setPreferredHighlightBegin(0.8);
1402     pathview->setPreferredHighlightEnd(0.8);
1403     start = path->pointAt(0.8);
1404     start.setX(qRound(start.x()));
1405     start.setY(qRound(start.y()));
1406     QTRY_COMPARE(firstItem->pos() + offset, start);
1407     QCOMPARE(pathview->currentIndex(), 0);
1408
1409     delete canvas;
1410 }
1411
1412 void tst_QQuickPathView::creationContext()
1413 {
1414     QQuickView canvas;
1415     canvas.setGeometry(0,0,240,320);
1416     canvas.setSource(testFileUrl("creationContext.qml"));
1417
1418     QQuickItem *rootItem = qobject_cast<QQuickItem *>(canvas.rootObject());
1419     QVERIFY(rootItem);
1420     QVERIFY(rootItem->property("count").toInt() > 0);
1421
1422     QQuickItem *item;
1423     QVERIFY(item = findItem<QQuickItem>(rootItem, "listItem", 0));
1424     QCOMPARE(item->property("text").toString(), QString("Hello!"));
1425 }
1426
1427 // QTBUG-21320
1428 void tst_QQuickPathView::currentOffsetOnInsertion()
1429 {
1430     QQuickView *canvas = createView();
1431     canvas->show();
1432
1433     TestModel model;
1434
1435     QDeclarativeContext *ctxt = canvas->rootContext();
1436     ctxt->setContextProperty("testModel", &model);
1437
1438     canvas->setSource(testFileUrl("pathline.qml"));
1439     qApp->processEvents();
1440
1441     QQuickPathView *pathview = findItem<QQuickPathView>(canvas->rootObject(), "view");
1442     QVERIFY(pathview != 0);
1443
1444     pathview->setPreferredHighlightBegin(0.5);
1445     pathview->setPreferredHighlightEnd(0.5);
1446
1447     QCOMPARE(pathview->count(), model.count());
1448
1449     model.addItem("item0", "0");
1450
1451     QCOMPARE(pathview->count(), model.count());
1452
1453     QQuickRectangle *item = 0;
1454     QTRY_VERIFY(item = findItem<QQuickRectangle>(pathview, "wrapper", 0));
1455
1456     QDeclarativePath *path = qobject_cast<QDeclarativePath*>(pathview->path());
1457     QVERIFY(path);
1458
1459     QPointF start = path->pointAt(0.5);
1460     start = QPointF(qRound(start.x()), qRound(start.y()));
1461     QPointF offset;//Center of item is at point, but pos is from corner
1462     offset.setX(item->width()/2);
1463     offset.setY(item->height()/2);
1464     QCOMPARE(item->pos() + offset, start);
1465
1466     QSignalSpy currentIndexSpy(pathview, SIGNAL(currentIndexChanged()));
1467
1468     // insert an item at the beginning
1469     model.insertItem(0, "item1", "1");
1470     qApp->processEvents();
1471
1472     QCOMPARE(currentIndexSpy.count(), 1);
1473
1474     // currentIndex is now 1
1475     QVERIFY(item = findItem<QQuickRectangle>(pathview, "wrapper", 1));
1476
1477     // verify that current item (item 1) is still at offset 0.5
1478     QCOMPARE(item->pos() + offset, start);
1479
1480     // insert another item at the beginning
1481     model.insertItem(0, "item2", "2");
1482     qApp->processEvents();
1483
1484     QCOMPARE(currentIndexSpy.count(), 2);
1485
1486     // currentIndex is now 2
1487     QVERIFY(item = findItem<QQuickRectangle>(pathview, "wrapper", 2));
1488
1489     // verify that current item (item 2) is still at offset 0.5
1490     QCOMPARE(item->pos() + offset, start);
1491
1492     // verify that remove before current maintains current item
1493     model.removeItem(0);
1494     qApp->processEvents();
1495
1496     QCOMPARE(currentIndexSpy.count(), 3);
1497
1498     // currentIndex is now 1
1499     QVERIFY(item = findItem<QQuickRectangle>(pathview, "wrapper", 1));
1500
1501     // verify that current item (item 1) is still at offset 0.5
1502     QCOMPARE(item->pos() + offset, start);
1503
1504     delete canvas;
1505 }
1506
1507 void tst_QQuickPathView::asynchronous()
1508 {
1509     QQuickView *canvas = createView();
1510     canvas->show();
1511     QDeclarativeIncubationController controller;
1512     canvas->engine()->setIncubationController(&controller);
1513
1514     canvas->setSource(testFileUrl("asyncloader.qml"));
1515
1516     QQuickItem *rootObject = qobject_cast<QQuickItem*>(canvas->rootObject());
1517     QVERIFY(rootObject);
1518
1519     QQuickPathView *pathview = 0;
1520     while (!pathview) {
1521         bool b = false;
1522         controller.incubateWhile(&b);
1523         pathview = rootObject->findChild<QQuickPathView*>("view");
1524     }
1525
1526     // items will be created one at a time
1527     for (int i = 0; i < 5; ++i) {
1528         QVERIFY(findItem<QQuickItem>(pathview, "wrapper", i) == 0);
1529         QQuickItem *item = 0;
1530         while (!item) {
1531             bool b = false;
1532             controller.incubateWhile(&b);
1533             item = findItem<QQuickItem>(pathview, "wrapper", i);
1534         }
1535     }
1536
1537     {
1538         bool b = true;
1539         controller.incubateWhile(&b);
1540     }
1541
1542     // verify positioning
1543     QQuickRectangle *firstItem = findItem<QQuickRectangle>(pathview, "wrapper", 0);
1544     QVERIFY(firstItem);
1545     QDeclarativePath *path = qobject_cast<QDeclarativePath*>(pathview->path());
1546     QVERIFY(path);
1547     QPointF start = path->pointAt(0.0);
1548     QPointF offset;//Center of item is at point, but pos is from corner
1549     offset.setX(firstItem->width()/2);
1550     offset.setY(firstItem->height()/2);
1551     QTRY_COMPARE(firstItem->pos() + offset, start);
1552     pathview->setOffset(1.0);
1553
1554     for (int i=0; i<5; i++) {
1555         QQuickItem *curItem = findItem<QQuickItem>(pathview, "wrapper", i);
1556         QPointF itemPos(path->pointAt(0.2 + i*0.2));
1557         QCOMPARE(curItem->pos() + offset, QPointF(qRound(itemPos.x()), qRound(itemPos.y())));
1558     }
1559
1560     delete canvas;
1561 }
1562
1563 QQuickView *tst_QQuickPathView::createView()
1564 {
1565     QQuickView *canvas = new QQuickView(0);
1566     canvas->setGeometry(0,0,240,320);
1567
1568     return canvas;
1569 }
1570
1571 /*
1572    Find an item with the specified objectName.  If index is supplied then the
1573    item must also evaluate the {index} expression equal to index
1574  */
1575 template<typename T>
1576 T *tst_QQuickPathView::findItem(QQuickItem *parent, const QString &objectName, int index)
1577 {
1578     const QMetaObject &mo = T::staticMetaObject;
1579     //qDebug() << parent->childItems().count() << "children";
1580     for (int i = 0; i < parent->childItems().count(); ++i) {
1581         QQuickItem *item = qobject_cast<QQuickItem*>(parent->childItems().at(i));
1582         if (!item)
1583             continue;
1584         //qDebug() << "try" << item;
1585         if (mo.cast(item) && (objectName.isEmpty() || item->objectName() == objectName)) {
1586             if (index != -1) {
1587                 QDeclarativeExpression e(qmlContext(item), item, "index");
1588                 if (e.evaluate().toInt() == index)
1589                     return static_cast<T*>(item);
1590             } else {
1591                 return static_cast<T*>(item);
1592             }
1593         }
1594         item = findItem<T>(item, objectName, index);
1595         if (item)
1596             return static_cast<T*>(item);
1597     }
1598
1599     return 0;
1600 }
1601
1602 template<typename T>
1603 QList<T*> tst_QQuickPathView::findItems(QQuickItem *parent, const QString &objectName)
1604 {
1605     QList<T*> items;
1606     const QMetaObject &mo = T::staticMetaObject;
1607     //qDebug() << parent->QQuickItem::children().count() << "children";
1608     for (int i = 0; i < parent->childItems().count(); ++i) {
1609         QQuickItem *item = qobject_cast<QQuickItem*>(parent->childItems().at(i));
1610         if (!item)
1611             continue;
1612         //qDebug() << "try" << item;
1613         if (mo.cast(item) && (objectName.isEmpty() || item->objectName() == objectName))
1614             items.append(static_cast<T*>(item));
1615         items += findItems<T>(item, objectName);
1616     }
1617
1618     return items;
1619 }
1620
1621 void tst_QQuickPathView::missingPercent()
1622 {
1623     QDeclarativeEngine engine;
1624     QDeclarativeComponent c(&engine, testFileUrl("missingPercent.qml"));
1625     QDeclarativePath *obj = qobject_cast<QDeclarativePath*>(c.create());
1626     QVERIFY(obj);
1627     QCOMPARE(obj->attributeAt("_qfx_percent", 1.0), qreal(1.0));
1628     delete obj;
1629 }
1630
1631
1632 QTEST_MAIN(tst_QQuickPathView)
1633
1634 #include "tst_qquickpathview.moc"