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test/script/basic/JDK-8025515.js@61ffdd1b89f2 (annotated)

test/script/basic/JDK-8025515.js

Thu, 24 May 2018 16:39:31 +0800

author

aoqi

date

Thu, 24 May 2018 16:39:31 +0800

changeset 1959

61ffdd1b89f2

parent 1829

ee0bd940c2bd

parent 1205

4112748288bb

permissions

-rw-r--r--

Merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
attila@962	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
attila@962	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
attila@962	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
attila@962	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/**
aoqi@0	25	* JDK-8025515: Performance issues with Source.getLine()
aoqi@0	26	*
aoqi@0	27	* @test
aoqi@0	28	* @run
aoqi@0	29	*/
aoqi@0	30
aoqi@0	31	// Make sure synthetic names of anonymous functions have correct line numbers
aoqi@0	32
aoqi@0	33	function getFirstScriptFrame(stack) {
aoqi@0	34	for (frameNum in stack) {
aoqi@0	35	var frame = stack[frameNum];
aoqi@0	36	if (frame.className.startsWith("jdk.nashorn.internal.scripts.Script$")) {
aoqi@0	37	return frame;
aoqi@0	38	}
aoqi@0	39	}
aoqi@0	40	}
aoqi@0	41
aoqi@0	42	function testMethodName(f, expected) {
aoqi@0	43	try {
aoqi@0	44	f();
aoqi@0	45	fail("expected error");
aoqi@0	46	} catch (e) {
aoqi@0	47	var stack = e.nashornException.getStackTrace();
aoqi@0	48	var name = getFirstScriptFrame(stack).methodName;
aoqi@0	49	if (name !== expected) {
attila@963	50	fail("got " + name + ", expected " + expected);
aoqi@0	51	}
aoqi@0	52	}
aoqi@0	53	}
aoqi@0	54
aoqi@0	55	testMethodName(function() {
aoqi@0	56	return a.b.c;
aoqi@0	57	}, "L:55");
aoqi@0	58
aoqi@0	59	testMethodName(function() { throw new Error() }, "L:59");
aoqi@0	60
aoqi@0	61	var f = (function() {
aoqi@0	62	return function() { a.b.c; };
aoqi@0	63	})();
hannesw@1829	64	testMethodName(f, "f#L:62");
aoqi@0	65
aoqi@0	66	testMethodName((function() {
aoqi@0	67	return function() { return a.b.c; };
hannesw@1829	68	})(), "L:66#L:67");