1 /*

     2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.

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

     4  * 

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

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

     7  * published by the Free Software Foundation.

     8  * 

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

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

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

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

    13  * accompanied this code).

    14  * 

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

    16  * 2 along with this work; if not, write to the Free Software Foundation,

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

    18  * 

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

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

    21  * questions.

    22  */

    23 

    24 /**

    25  * mh_coverage.js

    26  * Screen scrape various logs to ensure that we cover enough functionality, 

    27  * e.g. method handle instrumentation

    28  *

    29  * @test

    30  * @run

    31  */

    32 

    33 /*

    34  * creates new script engine initialized with given options and

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

    36  */

    37 

    38 function runScriptEngine(opts, name) {

    39     var imports = new JavaImporter(

    40         Packages.jdk.nashorn.api.scripting,

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

    42 

    43     with(imports) {

    44         var fac = new NashornScriptEngineFactory();

    45         // get current System.err

    46         var oldErr = System.err;

    47 	var oldOut = System.out;

    48         var baosErr = new ByteArrayOutputStream();

    49         var newErr = new PrintStream(baosErr);

    50         var baosOut = new ByteArrayOutputStream();

    51 	var newOut = new PrintStream(baosOut);

    52         try {

    53             // set new standard err

    54             System.setErr(newErr);

    55             System.setOut(newOut);

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

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

    58 	    var reader = new java.io.FileReader(name);

    59             engine.eval(reader);

    60             newErr.flush();

    61 	    newOut.flush();

    62             return new java.lang.String(baosErr.toByteArray());

    63         } finally {

    64             // restore System.err to old value

    65             System.setErr(oldErr);

    66 	    System.setOut(oldOut);

    67         }

    68     }

    69 }

    70 

    71 var str;

    72 

    73 var methodsCalled = [

    74    'asCollector', 

    75    'asType', 

    76    'bindTo', 

    77    'dropArguments', 

    78    'explicitCastArguments', 

    79    'filterArguments', 

    80    'filterReturnValue', 

    81    'findStatic', 

    82    'findVirtual',  

    83    'foldArguments', 

    84    'getter', 

    85    'guardWithTest', 

    86    'insertArguments', 

    87    'methodType', 

    88    'setter'

    89 ];

    90 

    91 function check(str, strs) {

    92     for each (s in strs) {

    93        if (s.indexOf(str) !== -1) {

    94 	   continue;

    95        }

    96        print(method + "not found");

    97        return;

    98     }

    99     print("check ok!");

   100 }

   101 

   102 str = runScriptEngine([ "--log=codegen,compiler=finest,methodhandles=finest,fields=finest" ], __DIR__ + "../basic/NASHORN-19.js");

   103 

   104 check(str, methodsCalled);

   105 check(str, ['return', 'get', 'set', '[fields]']);

   106 check(str, ['codegen']);

   107 

   108 print("hello, world!");