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Diffstat (limited to 'js/src/tests/test262/annexB/built-ins/String/prototype/match/custom-matcher-emulates-undefined.js')
-rw-r--r-- | js/src/tests/test262/annexB/built-ins/String/prototype/match/custom-matcher-emulates-undefined.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/annexB/built-ins/String/prototype/match/custom-matcher-emulates-undefined.js b/js/src/tests/test262/annexB/built-ins/String/prototype/match/custom-matcher-emulates-undefined.js new file mode 100644 index 0000000000..55e6d28feb --- /dev/null +++ b/js/src/tests/test262/annexB/built-ins/String/prototype/match/custom-matcher-emulates-undefined.js @@ -0,0 +1,31 @@ +// Copyright (C) 2020 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-string.prototype.match +description: > + [[IsHTMLDDA]] object as @@match method gets called. +info: | + String.prototype.match ( regexp ) + + [...] + 2. If regexp is neither undefined nor null, then + a. Let matcher be ? GetMethod(regexp, @@match). + b. If matcher is not undefined, then + i. Return ? Call(matcher, regexp, « O »). +features: [Symbol.match, IsHTMLDDA] +---*/ + +var regexp = $262.IsHTMLDDA; +var matcherGets = 0; +Object.defineProperty(regexp, Symbol.match, { + get: function() { + matcherGets += 1; + return regexp; + }, + configurable: true, +}); + +assert.sameValue("".match(regexp), null); +assert.sameValue(matcherGets, 1); + +reportCompare(0, 0); |