1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/java/org/mockito/internal/session/DefaultMockitoSessionBuilderTest.java b/src/test/java/org/mockito/internal/session/DefaultMockitoSessionBuilderTest.java
index 855afb0..a65ae21 100644
--- a/src/test/java/org/mockito/internal/session/DefaultMockitoSessionBuilderTest.java
+++ b/src/test/java/org/mockito/internal/session/DefaultMockitoSessionBuilderTest.java
@@ -97,6 +97,16 @@ public class DefaultMockitoSessionBuilderTest {
         }).throwsException(UnfinishedMockingSessionException.class);
     }
 
+    @Test public void auto_cleans_dirty_listeners() {
+        new DefaultMockitoSessionBuilder().startMocking();
+
+        ThrowableAssert.assertThat(new Runnable() {
+            public void run() {
+                new DefaultMockitoSessionBuilder().startMocking();
+            }
+        }).throwsException(UnfinishedMockingSessionException.class);
+    }
+
     class TestClass {
 
         @Mock public Set<Object> set;