diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-coerce-lastindex-err.js')
-rw-r--r-- | js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-coerce-lastindex-err.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-coerce-lastindex-err.js b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-coerce-lastindex-err.js new file mode 100644 index 0000000000..8b11e37cc9 --- /dev/null +++ b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-coerce-lastindex-err.js @@ -0,0 +1,52 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Behavior when error is thrown while type coercing `lastIndex` of zero-width + match +es6id: 21.2.5.6 +info: | + 7. If global is false, then + [...] + 8. Else global is true, + [...] + g. Repeat, + i. Let result be RegExpExec(rx, S). + [...] + iv. Else result is not null, + 1. Let matchStr be ToString(Get(result, "0")). + [...] + 5. If matchStr is the empty String, then + a. Let thisIndex be ToLength(Get(rx, "lastIndex")). + b. ReturnIfAbrupt(thisIndex). +features: [Symbol.match] +---*/ + +var r = /./g; +var nextMatch; + +r.exec = function() { + var thisMatch = nextMatch; + if (thisMatch === null) { + return null; + } + nextMatch = null; + return { + get 0() { + r.lastIndex = { + valueOf: function() { + throw new Test262Error(); + } + }; + return thisMatch; + } + }; +}; + +nextMatch = ''; +assert.throws(Test262Error, function() { + r[Symbol.match](''); +}); + +reportCompare(0, 0); |