Bug 305796 model reconciler tests need rework
They need re-work as there is a level of indirection between a binding container and the bindings. PW
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/impl/ApplicationImpl.java
switch (derivedFeatureID) {
				case MApplicationPackage.APPLICATION__DESCRIPTORS: return MApplicationPackage.PART_DESCRIPTOR_CONTAINER__DESCRIPTORS;
				default: return -1;
			}
		}
		return super.eBaseStructuralFeatureID(derivedFeatureID, baseClass);
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eDerivedStructuralFeatureID(int baseFeatureID, Class<?> baseClass) {
		if (baseClass == MContext.class) {
			switch (baseFeatureID) {
				case MApplicationPackage.CONTEXT__CONTEXT: return MApplicationPackage.APPLICATION__CONTEXT;
				case MApplicationPackage.CONTEXT__VARIABLES: return MApplicationPackage.APPLICATION__VARIABLES;
				case MApplicationPackage.CONTEXT__PROPERTIES: return MApplicationPackage.APPLICATION__PROPERTIES;
				default: return -1;
			}
		}
		if (baseClass == MHandlerContainer.class) {
			switch (baseFeatureID) {
				case MApplicationPackage.HANDLER_CONTAINER__HANDLERS: return MApplicationPackage.APPLICATION__HANDLERS;
				default: return -1;
			}
		}
		if (baseClass == MBindingContainer.class) {
			switch (baseFeatureID) {