diff options
Diffstat (limited to 'deps/v8/test/mjsunit/es6/unicode-regexp-last-index.js')
-rw-r--r-- | deps/v8/test/mjsunit/es6/unicode-regexp-last-index.js | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/es6/unicode-regexp-last-index.js b/deps/v8/test/mjsunit/es6/unicode-regexp-last-index.js new file mode 100644 index 0000000000..67fbac7ef3 --- /dev/null +++ b/deps/v8/test/mjsunit/es6/unicode-regexp-last-index.js @@ -0,0 +1,104 @@ +// Copyright 2016 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Flags: --harmony-regexp-lookbehind + +var r = /./ug; +assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +r.lastIndex = 1; +assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +assertEquals(["\ud801\udc01"], r.exec("\ud800\udc00\ud801\udc01")); +r.lastIndex = 3; +assertEquals(["\ud801\udc01"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(4, r.lastIndex); +r.lastIndex = 4; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); +r.lastIndex = 5; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); + +r.lastIndex = 3; +assertEquals(["\ud802"], r.exec("\ud800\udc00\ud801\ud802")); +r.lastIndex = 4; +assertNull(r.exec("\ud800\udc00\ud801\ud802")); + +r = /./g; +assertEquals(["\ud800"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(1, r.lastIndex); +assertEquals(["\udc00"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +assertEquals(["\ud801"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(3, r.lastIndex); +assertEquals(["\udc01"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(4, r.lastIndex); +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); +r.lastIndex = 1; +assertEquals(["\udc00"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); + +// ------------------------ + +r = /^./ug; +assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +r.lastIndex = 1; +assertEquals(["\ud800\udc00"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); +r.lastIndex = 3; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); +r.lastIndex = 4; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); +r.lastIndex = 5; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); + +r = /^./g; +assertEquals(["\ud800"], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(1, r.lastIndex); +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); +r.lastIndex = 3; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(0, r.lastIndex); + +//------------------------ + +r = /(?:(^.)|.)/ug; +assertEquals(["\ud800\udc00", "\ud800\udc00"], + r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +r.lastIndex = 1; +assertEquals(["\ud800\udc00", "\ud800\udc00"], + r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +assertEquals(["\ud801\udc01", undefined], r.exec("\ud800\udc00\ud801\udc01")); +r.lastIndex = 3; +assertEquals(["\ud801\udc01", undefined], r.exec("\ud800\udc00\ud801\udc01")); +r.lastIndex = 4; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); +r.lastIndex = 5; +assertNull(r.exec("\ud800\udc00\ud801\udc01")); + +r.lastIndex = 3; +assertEquals(["\ud802", undefined], r.exec("\ud800\udc00\ud801\ud802")); +r.lastIndex = 4; +assertNull(r.exec("\ud800\udc00\ud801\ud802")); + +r = /(?:(^.)|.)/g; +assertEquals(["\ud800", "\ud800"], + r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(1, r.lastIndex); +assertEquals(["\udc00", undefined], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(2, r.lastIndex); +r.lastIndex = 3; +assertEquals(["\udc01", undefined], r.exec("\ud800\udc00\ud801\udc01")); +assertEquals(4, r.lastIndex); |