JSTests/test262/test/built-ins/String/prototype/matchAll/regexp-matchAll-throws.js

// Copyright (C) 2018 Peter Wong. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: pending
description: Re-throws errors when calling @@matchAll
info: |
  String.prototype.matchAll ( regexp )
    [...]
    2. If regexp is neither undefined nor null, then
      a. Let matcher be ? GetMethod(regexp, @@matchAll).
features: [Symbol.matchAll, String.prototype.matchAll]
---*/

var regexp = /./g;
regexp[Symbol.matchAll] = function() {
  throw new Test262Error();
};

assert.throws(Test262Error, function() {
  ''.matchAll(regexp);
});