Test for #110 - BeanSet of sub type with inheritance has null listen mode

src/test/java/com/avaje/tests/inheritance/TestInheritanceOnMany.java

@@ -0,0 +1,47 @@
+package com.avaje.tests.inheritance;
+
+import java.util.List;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import com.avaje.ebean.BaseTestCase;
+import com.avaje.ebean.Ebean;
+import com.avaje.ebean.bean.BeanCollection.ModifyListenMode;
+import com.avaje.ebean.common.BeanList;
+import com.avaje.tests.model.basic.Animal;
+import com.avaje.tests.model.basic.AnimalShelter;
+import com.avaje.tests.model.basic.Cat;
+import com.avaje.tests.model.basic.Dog;
+
+public class TestInheritanceOnMany extends BaseTestCase {
+
+  @Test
+  public void test() {
+    
+    Cat cat = new Cat();
+    cat.setName("Puss");
+    Ebean.save(cat);
+    
+    Dog dog = new Dog();
+    dog.setRegistrationNumber("DOGGIE");
+    Ebean.save(dog);
+    
+    AnimalShelter shelter = new AnimalShelter();
+    shelter.setName("My Animal Shelter");
+    shelter.getAnimals().add(cat);
+    shelter.getAnimals().add(dog);
+    
+    Ebean.save(shelter);
+    
+    AnimalShelter shelter2 = Ebean.find(AnimalShelter.class, shelter.getId());
+    List<Animal> animals = shelter2.getAnimals();
+    
+    BeanList<?> beanList = (BeanList<?>)animals;
+    ModifyListenMode modifyListenMode = beanList.getModifyListenMode();
+    
+    Assert.assertNotNull(modifyListenMode);
+    
+  }
+  
+}