diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/RegExp/prototype/Symbol.matchAll/species-constructor-species-is-null-or-undefined.js')
-rw-r--r-- | js/src/tests/test262/built-ins/RegExp/prototype/Symbol.matchAll/species-constructor-species-is-null-or-undefined.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.matchAll/species-constructor-species-is-null-or-undefined.js b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.matchAll/species-constructor-species-is-null-or-undefined.js new file mode 100644 index 0000000000..fbc5affa42 --- /dev/null +++ b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.matchAll/species-constructor-species-is-null-or-undefined.js @@ -0,0 +1,43 @@ +// Copyright (C) 2018 Peter Wong. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: pending +description: | + Default constructor is used when species constructor is null or undefined +info: | + RegExp.prototype [ @@matchAll ] ( string ) + [...] + 2. Return ? [MatchAllIterator](#matchalliterator)(R, string). + + MatchAllIterator ( R, O ) + [...] + 3. Let C be ? [SpeciesConstructor][species-constructor](R, RegExp). + + SpeciesConstructor ( O, defaultConstructor ) + [...] + 2. Let C be ? Get(O, "constructor"). + 3. If C is undefined, return defaultConstructor. + 4. If Type(C) is not Object, throw a TypeError exception. + 5. Let S be ? Get(C, @@species). + 6. If S is either undefined or null, return defaultConstructor. +features: [Symbol.matchAll, Symbol.species] +includes: [compareArray.js, compareIterator.js, regExpUtils.js] +---*/ + +function TestWithConstructor(ctor) { + var regexp = /\w/g; + regexp.constructor = { + [Symbol.species]: ctor + }; + var str = 'a*b'; + + assert.compareIterator(regexp[Symbol.matchAll](str), [ + matchValidator(['a'], 0, str), + matchValidator(['b'], 2, str) + ]); +} + +TestWithConstructor(undefined); +TestWithConstructor(null); + +reportCompare(0, 0); |