FolderListModel: add status property

This allows to track directory loading

Task-number: QTBUG-48708
Change-Id: If79a325ef1bfc831d3bc2a205e3127a571fcb0c1
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 16 insertions, 0 deletions

diff --git a/tests/auto/qml/qquickfolderlistmodel/tst_qquickfolderlistmodel.cpp b/tests/auto/qml/qquickfolderlistmodel/tst_qquickfolderlistmodel.cpp
index f19e82032a..1a23286ede 100644
--- a/tests/auto/qml/qquickfolderlistmodel/tst_qquickfolderlistmodel.cpp
+++ b/tests/auto/qml/qquickfolderlistmodel/tst_qquickfolderlistmodel.cpp
@@ -42,6 +42,7 @@
 // From qquickfolderlistmodel.h
 const int FileNameRole = Qt::UserRole+1;
 enum SortField { Unsorted, Name, Time, Size, Type };
+enum Status { Null, Ready, Loading };
 
 class tst_qquickfolderlistmodel : public QQmlDataTest
 {
@@ -58,6 +59,7 @@ public slots:
 private slots:
     void initTestCase();
     void basicProperties();
+    void status();
     void showFiles();
     void resetFiltering();
     void nameFilters();
@@ -141,6 +143,20 @@ void tst_qquickfolderlistmodel::basicProperties()
     QCOMPARE(flm->property("folder").toUrl(), QUrl::fromLocalFile(""));
 }
 
+void tst_qquickfolderlistmodel::status()
+{
+    QQmlComponent component(&engine, testFileUrl("basic.qml"));
+    checkNoErrors(component);
+
+    QAbstractListModel *flm = qobject_cast<QAbstractListModel*>(component.create());
+    QVERIFY(flm != 0);
+    QTRY_COMPARE(flm->property("status").toInt(), int(Ready));
+    flm->setProperty("folder", QUrl::fromLocalFile(""));
+    QTRY_COMPARE(flm->property("status").toInt(), int(Null));
+    flm->setProperty("folder", QUrl::fromLocalFile(QDir::currentPath()));
+    QTRY_COMPARE(flm->property("status").toInt(), int(Ready));
+}
+
 void tst_qquickfolderlistmodel::showFiles()
 {
     QQmlComponent component(&engine, testFileUrl("basic.qml"));