js/src/tests/test262/built-ins/RegExp/prototype/exec/u-lastindex-adv.js


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// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
description: Advancement of lastIndex
es6id: 21.2.5.2.2
info: |
    21.2.5.2.2 Runtime Semantics: RegExpBuiltinExec ( R, S )

    [...]
    12. Let flags be the value of R’s [[OriginalFlags]] internal slot.
    13. If flags contains "u", let fullUnicode be true, else let fullUnicode be
        false.
    [...]
    15. Repeat, while matchSucceeded is false
        [...]
        c. If r is failure, then
           [...]
           ii. Let lastIndex be AdvanceStringIndex(S, lastIndex, fullUnicode).
---*/

assert.sameValue(/\udf06/u.exec('\ud834\udf06'), null);

reportCompare(0, 0);