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-rw-r--r--tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp56
1 files changed, 56 insertions, 0 deletions
diff --git a/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp b/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
index 38a274947f..d05ed6c20f 100644
--- a/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
+++ b/tests/auto/corelib/itemmodels/qsortfilterproxymodel/tst_qsortfilterproxymodel.cpp
@@ -144,6 +144,7 @@ private slots:
void noMapAfterSourceDelete();
void forwardDropApi();
+ void canDropMimeData();
protected:
void buildHierarchy(const QStringList &data, QAbstractItemModel *model);
@@ -3909,6 +3910,36 @@ void tst_QSortFilterProxyModel::chainedProxyModelRoleNames()
QVERIFY(proxy2.roleNames().value(Qt::UserRole + 1) == "custom");
}
+// A source model with ABABAB rows, where only A rows accept drops.
+// It will then be sorted by a QSFPM.
+class DropOnOddRows : public QAbstractListModel
+{
+ Q_OBJECT
+public:
+ DropOnOddRows(QObject *parent = 0) : QAbstractListModel(parent) {}
+
+ QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const
+ {
+ if (role == Qt::DisplayRole)
+ return (index.row() % 2 == 0) ? "A" : "B";
+ return QVariant();
+ }
+
+ int rowCount(const QModelIndex &parent = QModelIndex()) const
+ {
+ Q_UNUSED(parent);
+ return 10;
+ }
+
+ bool canDropMimeData(const QMimeData *, Qt::DropAction,
+ int row, int column, const QModelIndex &parent) const Q_DECL_OVERRIDE
+ {
+ Q_UNUSED(row);
+ Q_UNUSED(column);
+ return parent.row() % 2 == 0;
+ }
+};
+
class SourceAssertion : public QSortFilterProxyModel
{
Q_OBJECT
@@ -3973,5 +4004,30 @@ void tst_QSortFilterProxyModel::forwardDropApi()
QVERIFY(model.dropMimeData(0, Qt::CopyAction, 0, 0, QModelIndex()));
}
+static QString rowTexts(QAbstractItemModel *model) {
+ QString str;
+ for (int row = 0 ; row < model->rowCount(); ++row)
+ str += model->index(row, 0).data().toString();
+ return str;
+}
+
+void tst_QSortFilterProxyModel::canDropMimeData()
+{
+ // Given a source model which only supports dropping on even rows
+ DropOnOddRows sourceModel;
+ QCOMPARE(rowTexts(&sourceModel), QString("ABABABABAB"));
+
+ // and a proxy model that sorts the rows
+ QSortFilterProxyModel proxy;
+ proxy.setSourceModel(&sourceModel);
+ proxy.sort(0, Qt::AscendingOrder);
+ QCOMPARE(rowTexts(&proxy), QString("AAAAABBBBB"));
+
+ // the proxy should correctly map canDropMimeData to the source model,
+ // i.e. accept drops on the first 5 rows and refuse drops on the next 5.
+ for (int row = 0; row < proxy.rowCount(); ++row)
+ QCOMPARE(proxy.canDropMimeData(0, Qt::CopyAction, -1, -1, proxy.index(row, 0)), row < 5);
+}
+
QTEST_MAIN(tst_QSortFilterProxyModel)
#include "tst_qsortfilterproxymodel.moc"