JDK-8025515.js revision 699:8c0524412634 
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 * JDK-8025515: Performance issues with Source.getLine()
26 *
27 * @test
28 * @run
29 */
30
31// Make sure synthetic names of anonymous functions have correct line numbers
32
33function getFirstScriptFrame(stack) {
34    for (frameNum in stack) {
35        var frame = stack[frameNum];
36        if (frame.className.startsWith("jdk.nashorn.internal.scripts.Script$")) {
37            return frame;
38        }
39    }
40}
41
42function testMethodName(f, expected) {
43    try {
44        f();
45        fail("expected error");
46    } catch (e) {
47        var stack = e.nashornException.getStackTrace();
48        var name = getFirstScriptFrame(stack).methodName;
49        if (name !== expected) {
50            fail("got " + stack[0].methodName + ", expected " + expected);
51        }
52    }
53}
54
55testMethodName(function() {
56    return a.b.c;
57}, "L:55");
58
59testMethodName(function() { throw new Error() }, "L:59");
60
61var f = (function() {
62    return function() { a.b.c; };
63})();
64testMethodName(f, "L:61$L:62");
65
66testMethodName((function() {
67    return function() { return a.b.c; };
68})(), "L:66$L:67");
69