--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/tests/gov/nasa/jpf/test/java/net/URLEncoderTest.java	Fri Jan 23 10:14:01 2015 -0800
@@ -0,0 +1,74 @@
+/*
+ * 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.java.net;
+
+import gov.nasa.jpf.util.test.TestJPF;
+
+import java.net.URLDecoder;
+import java.net.URLEncoder;
+
+import org.junit.Test;
+
+
+/**
+ * regression test for URLEncoder/Decoder
+ */
+public class URLEncoderTest extends TestJPF {
+
+  /************************** test methods ************************/
+  @Test
+  public void testEncodeCycle (){
+    if (verifyNoPropertyViolation()){
+      String s = "< what a mess >";
+      String enc = "UTF-8";
+
+      try {
+        System.out.println("original: " + s);
+        String e = URLEncoder.encode(s, enc);
+        System.out.println("encoded:  " + e);
+        String d = URLDecoder.decode(e,enc);
+        System.out.println("decoded:  " + d);
+
+        assert s.equals(d) : "encode/decode roundtrip failed";
+
+      } catch (Throwable t){
+        fail("unexpected exception: " + t);
+      }
+    }
+  }
+
+  @Test
+  public void testEncodingException (){
+    if (verifyNoPropertyViolation()){
+      String s = "< what a mess >";
+      String enc = "wrgsGrff";
+
+      try {
+        System.out.println("original: " + s);
+        String e = URLEncoder.encode(s, enc);
+        System.out.println("encoded:  " + e);
+
+        fail("this is really not a known encoding: " + enc);
+
+      } catch (java.io.UnsupportedEncodingException x){
+        System.out.println("rightfully throws " + x);
+      }
+    }
+  }
+}