Tue, 11 Oct 2016 12:07:47 -0700
Added tag jdk8u131-b00 for changeset 742cdd2928b6
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 * JDK-8025515: Performance issues with Source.getLine()
26 *
27 * @test
28 * @run
29 */
31 // Make sure synthetic names of anonymous functions have correct line numbers
33 function 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 }
42 function 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 " + name + ", expected " + expected);
51 }
52 }
53 }
55 testMethodName(function() {
56 return a.b.c;
57 }, "L:55");
59 testMethodName(function() { throw new Error() }, "L:59");
61 var f = (function() {
62 return function() { a.b.c; };
63 })();
64 testMethodName(f, "f#L:62");
66 testMethodName((function() {
67 return function() { return a.b.c; };
68 })(), "L:66#L:67");