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** This file is part of the test suite of the Qt Toolkit.
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#include <QtTest/QtTest>
#include <QtQuick/qquickview.h>
#include <QtQuick/private/qquickitemview_p_p.h>
#include <QtQuick/private/qquicklistview_p.h>
#include <QtQuickTest/QtQuickTest>

#include "../shared/viewtestutil.h"
#include "../shared/visualtestutil.h"
#include "../../shared/util.h"

using namespace QQuickViewTestUtil;
using namespace QQuickVisualTestUtil;

class tst_QQuickListView2 : public QQmlDataTest
{
    Q_OBJECT
public:
    tst_QQuickListView2();

private slots:
    void urlListModel();
    void dragDelegateWithMouseArea_data();
    void dragDelegateWithMouseArea();
};

tst_QQuickListView2::tst_QQuickListView2()
{
}

void tst_QQuickListView2::urlListModel()
{
    QScopedPointer<QQuickView> window(createView());
    QVERIFY(window);

    QList<QUrl> model = { QUrl::fromLocalFile("abc"), QUrl::fromLocalFile("123") };
    window->setInitialProperties({{ "model", QVariant::fromValue(model) }});

    window->setSource(testFileUrl("urlListModel.qml"));
    window->show();
    QVERIFY(QTest::qWaitForWindowExposed(window.data()));

    QQuickListView *view = window->rootObject()->property("view").value<QQuickListView*>();
    QVERIFY(view);
    if (QQuickTest::qIsPolishScheduled(view))
        QVERIFY(QQuickTest::qWaitForItemPolished(view));
    QCOMPARE(view->count(), model.size());
}

static void dragListView(QWindow *window, QPoint *startPos, const QPoint &delta)
{
    auto drag_helper = [&](QWindow *window, QPoint *startPos, const QPoint &d) {
        QPoint pos = *startPos;
        const int dragDistance = d.manhattanLength();
        const QPoint unitVector(qBound(-1, d.x(), 1), qBound(-1, d.y(), 1));
        for (int i = 0; i < dragDistance; ++i) {
            QTest::mouseMove(window, pos);
            pos += unitVector;
        }
        // Move to the final position
        pos = *startPos + d;
        QTest::mouseMove(window, pos);
        *startPos = pos;
    };

    if (delta.manhattanLength() == 0)
        return;
    const int dragThreshold = QGuiApplication::styleHints()->startDragDistance();
    const QPoint unitVector(qBound(-1, delta.x(), 1), qBound(-1, delta.y(), 1));
    // go just beyond the drag theshold
    drag_helper(window, startPos, unitVector * (dragThreshold + 1));
    drag_helper(window, startPos, unitVector);

    // next drag will actually scroll the listview
    drag_helper(window, startPos, delta);
}

void tst_QQuickListView2::dragDelegateWithMouseArea_data()
{
    QTest::addColumn<QQuickItemView::LayoutDirection>("layoutDirection");

    for (int layDir = QQuickItemView::LeftToRight; layDir <= (int)QQuickItemView::VerticalBottomToTop; layDir++) {
        const char *enumValueName = QMetaEnum::fromType<QQuickItemView::LayoutDirection>().valueToKey(layDir);
        QTest::newRow(enumValueName) << static_cast<QQuickItemView::LayoutDirection>(layDir);
    }
}

void tst_QQuickListView2::dragDelegateWithMouseArea()
{
    QFETCH(QQuickItemView::LayoutDirection, layoutDirection);

    QScopedPointer<QQuickView> window(createView());
    QVERIFY(window);
    window->setSource(testFileUrl("delegateWithMouseArea.qml"));
    window->show();
    QVERIFY(QTest::qWaitForWindowExposed(window.data()));

    QQuickListView *listview = findItem<QQuickListView>(window->rootObject(), "list");
    QVERIFY(listview != nullptr);

    const bool horizontal = layoutDirection < QQuickItemView::VerticalTopToBottom;
    listview->setOrientation(horizontal ? QQuickListView::Horizontal : QQuickListView::Vertical);

    if (horizontal)
        listview->setLayoutDirection(static_cast<Qt::LayoutDirection>(layoutDirection));
    else
        listview->setVerticalLayoutDirection(static_cast<QQuickItemView::VerticalLayoutDirection>(layoutDirection));

    QVERIFY(QQuickTest::qWaitForItemPolished(listview));

    auto contentPosition = [&](QQuickListView *listview) {
        return (listview->orientation() == QQuickListView::Horizontal ? listview->contentX(): listview->contentY());
    };

    qreal expectedContentPosition = contentPosition(listview);
    QPoint startPos = (QPointF(listview->width(), listview->height())/2).toPoint();
    QTest::mousePress(window.data(), Qt::LeftButton, Qt::NoModifier, startPos, 200);

    QPoint dragDelta(0, -10);

    if (layoutDirection == QQuickItemView::RightToLeft || layoutDirection == QQuickItemView::VerticalBottomToTop)
        dragDelta = -dragDelta;
    expectedContentPosition -= dragDelta.y();
    if (horizontal)
        dragDelta = dragDelta.transposed();

    dragListView(window.data(), &startPos, dragDelta);

    QTest::mouseRelease(window.data(), Qt::LeftButton, Qt::NoModifier, startPos, 200);     // Wait 200 ms before we release to avoid trigger a flick

    // wait for the "fixup" animation to finish
    QVERIFY(QTest::qWaitFor([&]()
        { return !listview->isMoving();}
    ));

    QCOMPARE(contentPosition(listview), expectedContentPosition);
}

QTEST_MAIN(tst_QQuickListView2)

#include "tst_qquicklistview2.moc"