Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kio/source/autotests/kfilecustomdialogtest.cpp

@@ -0,0 +1,31 @@
+/*
+    This file is part of the KDE libraries
+    SPDX-FileCopyrightText: 2017 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
+    Work sponsored by the LiMux project of the city of Munich
+
+    SPDX-License-Identifier: LGPL-2.0-only
+*/
+
+#include "kfilecustomdialogtest.h"
+#include "kfilecustomdialog.h"
+
+#include <KFileWidget>
+#include <QTest>
+#include <QVBoxLayout>
+QTEST_MAIN(KFileCustomDialogTest)
+
+void KFileCustomDialogTest::shouldHaveDefaultValue()
+{
+    KFileCustomDialog dlg;
+    dlg.show();
+    QVERIFY(QTest::qWaitForWindowExposed(&dlg));
+
+    QVBoxLayout *mainLayout = dlg.findChild<QVBoxLayout *>();
+    QVERIFY(mainLayout);
+
+    KFileWidget *mFileWidget = dlg.findChild<KFileWidget *>(QStringLiteral("filewidget"));
+    QVERIFY(mFileWidget);
+    QCOMPARE(dlg.fileWidget(), mFileWidget);
+}
+
+#include "moc_kfilecustomdialogtest.cpp"