diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/RegExp/prototype/Symbol.search/set-lastindex-restore.js')
-rw-r--r-- | js/src/tests/test262/built-ins/RegExp/prototype/Symbol.search/set-lastindex-restore.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.search/set-lastindex-restore.js b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.search/set-lastindex-restore.js new file mode 100644 index 0000000000..393d02a14e --- /dev/null +++ b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.search/set-lastindex-restore.js @@ -0,0 +1,36 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +es6id: 21.2.5.9 +description: The `lastIndex` value is restored following match execution +info: | + [...] + 8. If SameValue(currentLastIndex, previousLastIndex) is false, then + a. Perform ? Set(rx, "lastIndex", previousLastIndex, true). + [...] +features: [Symbol.search] +---*/ + +var latestValue = 86; +var callCount = 0; +var fakeRe = { + get lastIndex() { + return latestValue; + }, + set lastIndex(_) { + latestValue = _; + }, + exec: function() { + callCount++; + latestValue = null; + return null; + } +}; + +RegExp.prototype[Symbol.search].call(fakeRe); + +assert.sameValue(callCount, 1); +assert.sameValue(latestValue, 86); + +reportCompare(0, 0); |