TypeSystemImpl ts = (TypeSystemImpl)cas2.getTypeSystem();
Type arrayType = ts.getType("Test.ArrayType");
Feature arrayFeat = arrayType.getFeatureByBaseName("arrayFeature");
TypeImpl featRange = (TypeImpl)(arrayFeat.getRange());
assertTrue(ts.ll_isArrayType(featRange.getCode()));
assertFalse(arrayFeat.isMultipleReferencesAllowed());
} catch (Exception e) {
JUnitExtension.handleException(e);
}