Fri, 27 Sep 2013 16:59:01 +0200
8025515: Performance issues with Source.getLine()
Reviewed-by: sundar, lagergren
hannesw@582 | 1 | /* |
hannesw@582 | 2 | * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
hannesw@582 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
hannesw@582 | 4 | * |
hannesw@582 | 5 | * This code is free software; you can redistribute it and/or modify it |
hannesw@582 | 6 | * under the terms of the GNU General Public License version 2 only, as |
hannesw@582 | 7 | * published by the Free Software Foundation. |
hannesw@582 | 8 | * |
hannesw@582 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
hannesw@582 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
hannesw@582 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
hannesw@582 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
hannesw@582 | 13 | * accompanied this code). |
hannesw@582 | 14 | * |
hannesw@582 | 15 | * You should have received a copy of the GNU General Public License version |
hannesw@582 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
hannesw@582 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
hannesw@582 | 18 | * |
hannesw@582 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
hannesw@582 | 20 | * or visit www.oracle.com if you need additional information or have any |
hannesw@582 | 21 | * questions. |
hannesw@582 | 22 | */ |
hannesw@582 | 23 | |
hannesw@582 | 24 | /** |
hannesw@582 | 25 | * JDK-8025515: Performance issues with Source.getLine() |
hannesw@582 | 26 | * |
hannesw@582 | 27 | * @test |
hannesw@582 | 28 | * @run |
hannesw@582 | 29 | */ |
hannesw@582 | 30 | |
hannesw@582 | 31 | // Make sure synthetic names of anonymous functions have correct line numbers |
hannesw@582 | 32 | |
hannesw@582 | 33 | function testMethodName(f, expected) { |
hannesw@582 | 34 | try { |
hannesw@582 | 35 | f(); |
hannesw@582 | 36 | fail("expected error"); |
hannesw@582 | 37 | } catch (e) { |
hannesw@582 | 38 | var stack = e.getStackTrace(); |
hannesw@582 | 39 | if (stack[0].methodName !== expected) { |
hannesw@582 | 40 | fail("got " + stack[0].methodName + ", expected " + expected); |
hannesw@582 | 41 | } |
hannesw@582 | 42 | } |
hannesw@582 | 43 | } |
hannesw@582 | 44 | |
hannesw@582 | 45 | testMethodName(function() { |
hannesw@582 | 46 | return a.b.c; |
hannesw@582 | 47 | }, "_L45"); |
hannesw@582 | 48 | |
hannesw@582 | 49 | testMethodName(function() { throw new Error() }, "_L49"); |
hannesw@582 | 50 | |
hannesw@582 | 51 | var f = (function() { |
hannesw@582 | 52 | return function() { a.b.c; }; |
hannesw@582 | 53 | })(); |
hannesw@582 | 54 | testMethodName(f, "_L51$_L52"); |
hannesw@582 | 55 | |
hannesw@582 | 56 | testMethodName((function() { |
hannesw@582 | 57 | return function() { return a.b.c; }; |
hannesw@582 | 58 | })(), "_L56$_L57"); |