1 files changed, 50 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlengine/data/testTopLevelComponent.qml b/tests/auto/qml/qqmlengine/data/testTopLevelComponent.qml
new file mode 100644
index 0000000000..6cf8ec4203
--- /dev/null
+++ b/tests/auto/qml/qqmlengine/data/testTopLevelComponent.qml
@@ -0,0 +1,50 @@
+import QtQuick 2.0
+
+Item {
+    property bool success: false
+
+    function reportError(s) { console.warn(s) }
+
+    Component.onCompleted: {
+        componentCache.trim()
+        if (!componentCache.isTypeLoaded('testTopLevelComponent.qml')) return reportError('Test component not loaded')
+        if (componentCache.isTypeLoaded('TopLevelComponent.qml')) return reportError('Top-level component already loaded')
+        if (componentCache.isTypeLoaded('VMEExtendVMEComponent.qml')) return reportError('Extend component already loaded')
+        if (componentCache.isTypeLoaded('VMEComponent.qml')) return reportError('VME component already loaded')
+
+        var comp = Qt.createComponent('TopLevelComponent.qml')
+        componentCache.trim()
+        if (!componentCache.isTypeLoaded('testTopLevelComponent.qml')) return reportError('Test component not loaded 2')
+        if (!componentCache.isTypeLoaded('TopLevelComponent.qml')) return reportError('Top-level component not loaded')
+        if (!componentCache.isTypeLoaded('VMEExtendVMEComponent.qml')) return reportError('Extend component not loaded')
+        if (!componentCache.isTypeLoaded('VMEComponent.qml')) return reportError('VME component not loaded')
+
+        var internalComp = comp.createObject()
+        if (!internalComp) return reportError('Invalid component')
+
+        var obj = internalComp.createObject()
+        if (!obj) return reportError('Invalid object')
+        if (obj.foo != 'bar') return reportError('Invalid object 2')
+        if (obj.bar != 'baz') return reportError('Invalid object 3')
+
+        internalComp.destroy()
+        comp.destroy()
+        componentCache.trim()
+        if (!componentCache.isTypeLoaded('testTopLevelComponent.qml')) return reportError('Test component not loaded 3')
+        if (!componentCache.isTypeLoaded('TopLevelComponent.qml')) return reportError('Top-level component already unloaded')
+        if (!componentCache.isTypeLoaded('VMEExtendVMEComponent.qml')) return reportError('Extend component already unloaded')
+        if (!componentCache.isTypeLoaded('VMEComponent.qml')) return reportError('VME component already unloaded')
+        if (!obj) return reportError('Invalid object 4')
+        if (obj.foo != 'bar') return reportError('Invalid object 5')
+        if (obj.bar != 'baz') return reportError('Invalid object 6')
+
+        obj.destroy()
+        componentCache.trim()
+        if (!componentCache.isTypeLoaded('testTopLevelComponent.qml')) return reportError('Test component not loaded 4')
+        if (componentCache.isTypeLoaded('TopLevelComponent.qml')) return reportError('Top-level component not unloaded')
+        if (componentCache.isTypeLoaded('VMEExtendVMEComponent.qml')) return reportError('Extend component not unloaded')
+        if (componentCache.isTypeLoaded('VMEComponent.qml')) return reportError('VME component not unloaded')
+
+        success = true
+    }
+}