94 lines
3.5 KiB
JavaScript
94 lines
3.5 KiB
JavaScript
/*
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* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* JDK-8009230: Nashorn rejects extended RegExp syntax accepted by all major JS engines
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*
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* @test
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* @run
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*/
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// Invalid ControlEscape/IdentityEscape character treated as literal.
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print(/\z/.exec("z")); // Invalid escape, same as /z/
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// Incomplete/Invalid ControlEscape treated as "\\c"
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print(/\c/.exec("\\c")); // same as /\\c/
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print(/\c2/.exec("\\c2")); // same as /\\c2/
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print(/\C/.exec("C")); // same as /C/
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print(/\C2/.exec("C2")); // same as /C2/
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// Incomplete HexEscapeSequence escape treated as "x".
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print(/\x/.exec("x")); // incomplete x-escape
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print(/\x1/.exec("x1")); // incomplete x-escape
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print(/\x1z/.exec("x1z")); // incomplete x-escape
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// Incomplete UnicodeEscapeSequence escape treated as "u".
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print(/\u/.exec("u")); // incomplete u-escape
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print(/\uz/.exec("uz")); // incomplete u-escape
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print(/\u1/.exec("u1")); // incomplete u-escape
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print(/\u1z/.exec("u1z")); // incomplete u-escape
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print(/\u12/.exec("u12")); // incomplete u-escape
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print(/\u12z/.exec("u12z")); // incomplete u-escape
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print(/\u123/.exec("u123")); // incomplete u-escape
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print(/\u123z/.exec("u123z")); // incomplete u-escape
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// Bad quantifier range:
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print(/x{z/.exec("x{z")); // same as /x\{z/
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print(/x{1z/.exec("x{1z")); // same as /x\{1z/
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print(/x{1,z/.exec("x{1,z")); // same as /x\{1,z/
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print(/x{1,2z/.exec("x{1,2z")); // same as /x\{1,2z/
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print(/x{10000,20000z/.exec("x{10000,20000z")); // same as /x\{10000,20000z/
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// Notice: It needs arbitrary lookahead to determine the invalidity,
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// except Mozilla that limits the numbers.
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// Zero-initialized Octal escapes.
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/\012/; // same as /\x0a/
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// Nonexisting back-references smaller than 8 treated as octal escapes:
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print(/\5/.exec("\u0005")); // same as /\x05/
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print(/\7/.exec("\u0007")); // same as /\x07/
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print(/\8/.exec("\u0008")); // does not match
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// Invalid PatternCharacter accepted unescaped
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print(/]/.exec("]"));
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print(/{/.exec("{"));
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print(/}/.exec("}"));
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// Bad escapes also inside CharacterClass.
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print(/[\z]/.exec("z"));
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print(/[\c]/.exec("c"));
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print(/[\c2]/.exec("c"));
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print(/[\x]/.exec("x"));
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print(/[\x1]/.exec("x1"));
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print(/[\x1z]/.exec("x1z"));
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print(/[\u]/.exec("u"));
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print(/[\uz]/.exec("u"));
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print(/[\u1]/.exec("u"));
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print(/[\u1z]/.exec("u"));
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print(/[\u12]/.exec("u"));
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print(/[\u12z]/.exec("u"));
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print(/[\u123]/.exec("u"));
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print(/[\u123z]/.exec("u"));
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print(/[\012]/.exec("0"));
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print(/[\5]/.exec("5"));
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// And in addition:
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print(/[\B]/.exec("B"));
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print(/()()[\2]/.exec("")); // Valid backreference should be invalid.
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