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ec02b811a8
Pick up latest commit from the 5.4-lkgr branch. deps: edit V8 gitignore to allow trace event copy deps: update V8 trace event to 315bf1e2d45be7d53346c31cfcc37424a32c30c8 deps: edit V8 gitignore to allow gtest_prod.h copy deps: update V8 gtest to 6f8a66431cb592dad629028a50b3dd418a408c87 PR-URL: https://github.com/nodejs/node/pull/8317 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
105 lines
3.5 KiB
JavaScript
105 lines
3.5 KiB
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --harmony-regexp-lookbehind
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var r = /./ug;
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assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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r.lastIndex = 1;
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assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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assertEquals(["\ud801\udc01"], r.exec("\ud800\udc00\ud801\udc01"));
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r.lastIndex = 3;
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assertEquals(["\ud801\udc01"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(4, r.lastIndex);
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r.lastIndex = 4;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r.lastIndex = 5;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r.lastIndex = 3;
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assertEquals(["\ud802"], r.exec("\ud800\udc00\ud801\ud802"));
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r.lastIndex = 4;
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assertNull(r.exec("\ud800\udc00\ud801\ud802"));
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r = /./g;
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assertEquals(["\ud800"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(1, r.lastIndex);
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assertEquals(["\udc00"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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assertEquals(["\ud801"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(3, r.lastIndex);
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assertEquals(["\udc01"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(4, r.lastIndex);
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r.lastIndex = 1;
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assertEquals(["\udc00"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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// ------------------------
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r = /^./ug;
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assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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r.lastIndex = 1;
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assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r.lastIndex = 3;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r.lastIndex = 4;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r.lastIndex = 5;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r = /^./g;
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assertEquals(["\ud800"], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(1, r.lastIndex);
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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r.lastIndex = 3;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(0, r.lastIndex);
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//------------------------
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r = /(?:(^.)|.)/ug;
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assertEquals(["\ud800\udc00", "\ud800\udc00"],
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r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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r.lastIndex = 1;
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assertEquals(["\ud800\udc00", "\ud800\udc00"],
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r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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assertEquals(["\ud801\udc01", undefined], r.exec("\ud800\udc00\ud801\udc01"));
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r.lastIndex = 3;
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assertEquals(["\ud801\udc01", undefined], r.exec("\ud800\udc00\ud801\udc01"));
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r.lastIndex = 4;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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r.lastIndex = 5;
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assertNull(r.exec("\ud800\udc00\ud801\udc01"));
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r.lastIndex = 3;
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assertEquals(["\ud802", undefined], r.exec("\ud800\udc00\ud801\ud802"));
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r.lastIndex = 4;
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assertNull(r.exec("\ud800\udc00\ud801\ud802"));
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r = /(?:(^.)|.)/g;
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assertEquals(["\ud800", "\ud800"],
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r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(1, r.lastIndex);
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assertEquals(["\udc00", undefined], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(2, r.lastIndex);
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r.lastIndex = 3;
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assertEquals(["\udc01", undefined], r.exec("\ud800\udc00\ud801\udc01"));
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assertEquals(4, r.lastIndex);
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