--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/tests/gov/nasa/jpf/test/vm/threads/LockedStackDepthTest.java	Fri Jan 23 10:14:01 2015 -0800
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2014, United States Government, as represented by the
+ * Administrator of the National Aeronautics and Space Administration.
+ * All rights reserved.
+ *
+ * The Java Pathfinder core (jpf-core) platform is licensed under the
+ * Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ * 
+ *        http://www.apache.org/licenses/LICENSE-2.0. 
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and 
+ * limitations under the License.
+ */
+
+package gov.nasa.jpf.test.vm.threads;
+
+import gov.nasa.jpf.util.test.TestJPF;
+import gov.nasa.jpf.vm.Verify;
+
+import org.junit.Test;
+
+/**
+ * Tests the functionality of gov.nasa.jpf.listener.LockedStackDepth
+ *
+ * It would be very difficult to put asserts in the test.  Hence, asserts are
+ * added to LockedStackDepth.
+ *
+ * Run all of the JPF tests with 
+ * listener+=,gov.nasa.jpf.listener.LockedStackDepth to take advantage of the 
+ * various tests.
+ */
+public class LockedStackDepthTest extends TestJPF {
+
+  private static final String LISTENER = "+listener+=,.listener.LockedStackDepth";
+
+  @Test
+  public void recursiveLock() {
+    if (verifyNoPropertyViolation(LISTENER)) {
+      synchronized (this) {
+        synchronized (this) {
+        }
+      }
+    }
+  }
+
+  @Test
+  public void waitRetainsDepth() throws InterruptedException {
+    if (verifyNoPropertyViolation(LISTENER)) {
+      synchronized (this) {
+        synchronized (this) {
+          wait(1);
+        }
+      }
+    }
+  }
+
+  @Test
+  public void breadthFirstSearch() throws InterruptedException {
+    if (verifyNoPropertyViolation(LISTENER, "+search.class=gov.nasa.jpf.search.heuristic.BFSHeuristic")) {
+      synchronized (this) {
+        synchronized (this) {
+          wait(1);
+        }
+      }
+    }
+  }
+
+  @Test
+  public void randomHeuristicSearch() throws InterruptedException {
+    if (verifyNoPropertyViolation(LISTENER, "+search.class=gov.nasa.jpf.search.heuristic.RandomHeuristic")) {
+      synchronized (this) {
+        synchronized (this) {
+          wait(1);
+        }
+      }
+    }
+  }
+
+  @Test
+  public void hitSameStateThroughDifferentSearchPaths() {
+    if (verifyNoPropertyViolation(LISTENER)) {
+      Verify.getBoolean();
+
+      synchronized (this) {
+      }
+
+      Verify.getBoolean();
+    }
+  }
+}