jdk8-mips64-public/nashorn: test/script/basic/javaclassoverrides.js@d5a9705a27b1

8066237: Fuzzing bug: Parser error on optimistic recompilation
Reviewed-by: lagergren, attila

     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  */

    24 /**

    25  * Check behavior of class-level overrides.

    26  *

    27  * @test

    28  * @run

    29  */

    32 // Make two classes with class overrides

    34 var R1 = Java.extend(java.lang.Runnable, {

    35     run: function() {

    36         print("R1.run() invoked")

    37     }

    38 })

    40 var R2 = Java.extend(java.lang.Runnable, {

    41     run: function() {

    42         print("R2.run() invoked")

    43     }

    44 })

    46 var r1 = new R1

    47 var r2 = new R2

    48 // Create one with an instance-override too

    49 var R3 = Java.extend(R2)

    50 var r3 = new R3({ run: function() { print("r3.run() invoked") }})

    52 // Run 'em - we're passing them through a Thread to make sure they indeed

    53 // are full-blown Runnables

    54 function runInThread(r) {

    55     var t = new java.lang.Thread(r)

    56     t.start()

    57     t.join()

    58 }

    59 runInThread(r1)

    60 runInThread(r2)

    61 runInThread(r3)

    63 // Two class-override classes differ

    64 print("r1.class !== r2.class: " + (r1.class !== r2.class))

    65 // instance-override class also differs

    66 print("r2.class !== r3.class: " + (r2.class !== r3.class))

    68 function checkAbstract(r) {

    69     try {

    70         r.run()

    71         print("Expected to fail!")

    72     } catch(e) {

    73         print("Got exception: " + e)

    74     }

    75 }

    77 // Check we're hitting UnsupportedOperationException if neither class

    78 // overrides nor instance overrides are present

    79 var RAbstract = Java.extend(java.lang.Runnable, {})

    80 checkAbstract(new RAbstract()) // class override (empty)

    81 checkAbstract(new (Java.extend(RAbstract))() {}) // class+instance override (empty)

    83 // Check we delegate to superclass if neither class

    84 // overrides nor instance overrides are present

    85 var ExtendsList = Java.extend(java.util.ArrayList, {})

    86 print("(new ExtendsList).size() = " + (new ExtendsList).size())

    87 print("(new (Java.extend(ExtendsList)){}).size() = " + (new (Java.extend(ExtendsList)){}).size())

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