Fix IllegalStateException during ObservableArray notification.

Bug 21313082

The list state wasn't being released properly, so it would try
to release it multiple times (once for each listener).

Change-Id: I05e0d190476a761c28e95420b5a3d5b6e249a41f

1 files changed, 26 insertions, 0 deletions

diff --git a/integration-tests/TestApp/app/src/androidTest/java/android/databinding/testapp/ObservableArrayListTest.java b/integration-tests/TestApp/app/src/androidTest/java/android/databinding/testapp/ObservableArrayListTest.java
index 739ea7a9..b818ee13 100644
--- a/integration-tests/TestApp/app/src/androidTest/java/android/databinding/testapp/ObservableArrayListTest.java
+++ b/integration-tests/TestApp/app/src/androidTest/java/android/databinding/testapp/ObservableArrayListTest.java
@@ -129,7 +129,33 @@ public class ObservableArrayListTest extends BaseDataBinderTest<BasicBindingBind
     }
 
     public void testAdd() {
+        OnListChangedListener listChangedListener = new OnListChangedListener() {
+            @Override
+            public void onChanged() {
+            }
+
+            @Override
+            public void onItemRangeChanged(int i, int i1) {
+
+            }
+
+            @Override
+            public void onItemRangeInserted(int i, int i1) {
+
+            }
+
+            @Override
+            public void onItemRangeMoved(int i, int i1, int i2) {
+
+            }
+
+            @Override
+            public void onItemRangeRemoved(int i, int i1) {
+
+            }
+        };
         mObservable.addOnListChangedListener(mListener);
+        mObservable.addOnListChangedListener(listChangedListener);
         mObservable.add("Hello");
         assertEquals(1, mNotifications.size());
         ListChange change = mNotifications.get(0);