--- a/nashorn/test/src/jdk/nashorn/api/scripting/ScriptEngineTest.java	Mon Jan 05 16:02:56 2015 +0530
+++ b/nashorn/test/src/jdk/nashorn/api/scripting/ScriptEngineTest.java	Wed Jan 07 14:02:30 2015 +0530
@@ -27,6 +27,7 @@
 
 import static org.testng.Assert.assertEquals;
 import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertNull;
 import static org.testng.Assert.assertTrue;
 import static org.testng.Assert.fail;
 import java.io.StringReader;
@@ -668,6 +669,17 @@
         assertEquals("helloworld", inv.invokeMethod(ctx.get(), "join", ""));
     }
 
+    // @bug 8068524: NashornScriptEngineFactory.getParameter() throws IAE
+    // for an unknown key, doesn't conform to the general spec
+    @Test
+    public void getParameterInvalidKeyTest() throws Exception {
+        final ScriptEngineManager manager = new ScriptEngineManager();
+        final ScriptEngine e = manager.getEngineByName("nashorn");
+        // no exception expected here!
+        Object value = e.getFactory().getParameter("no value assigned to this key");
+        assertNull(value);
+    }
+
     private static void checkProperty(final ScriptEngine e, final String name)
         throws ScriptException {
         final String value = System.getProperty(name);