Mercurial > jdk8-mips64-public > nashorn / file revision

 /*

  * Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved.

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

  * 

  * This code is free software; you can redistribute it and/or modify it

  * under the terms of the GNU General Public License version 2 only, as

  * published by the Free Software Foundation.

  * 

  * This code is distributed in the hope that it will be useful, but WITHOUT

  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

  * version 2 for more details (a copy is included in the LICENSE file that

  * accompanied this code).

  * 

  * You should have received a copy of the GNU General Public License version

  * 2 along with this work; if not, write to the Free Software Foundation,

  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

  * 

  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

  * or visit www.oracle.com if you need additional information or have any

  * questions.

  */

 /**

  * NASHORN-638 : Callsite tracing and profiling are broken

  *

  * @test

  * @run

  */

 /*

  * creates new script engine initialized with given options and

  * runs given code on it. Returns standard output captured.

  */

 function runScriptEngine(opts, code) {

     var imports = new JavaImporter(

         Packages.jdk.nashorn.api.scripting,

         java.io, java.lang, java.util);

     with(imports) {

         var fac = new NashornScriptEngineFactory();

         // get current System.err

         var oldErr = System.err;

         var baos = new ByteArrayOutputStream();

         var newErr = new PrintStream(baos);

         try {

             // set new standard err

             System.setErr(newErr);

             var strType = Java.type("java.lang.String");

             var engine = fac.getScriptEngine(Java.toJavaArray(opts, strType));

             engine.eval(code);

             newErr.flush();

             return new java.lang.String(baos.toByteArray());

         } finally {

             // restore System.err to old value

             System.setErr(oldErr);

         }

     }

 }

 var str = runScriptEngine([ "-tcs=all" ], "new Date");

 print("hello, world!");

 if (str.indexOf(" ENTER ") == -1) {

     fail("expected 'ENTER' in trace mode output");

 }

 if (str.indexOf(" EXIT ") == -1) {

     fail("expected 'EXIT' in trace mode output");

 }