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Diffstat (limited to 'js/src/tests/test262/built-ins/GeneratorFunction/instance-prototype.js')
-rw-r--r-- | js/src/tests/test262/built-ins/GeneratorFunction/instance-prototype.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/GeneratorFunction/instance-prototype.js b/js/src/tests/test262/built-ins/GeneratorFunction/instance-prototype.js new file mode 100644 index 0000000000..a9886a15e5 --- /dev/null +++ b/js/src/tests/test262/built-ins/GeneratorFunction/instance-prototype.js @@ -0,0 +1,37 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-generatorfunction +description: Definition of instance `prototype` property +info: | + [...] + 3. Return CreateDynamicFunction(C, NewTarget, "generator", args). + + 19.2.1.1.1 Runtime Semantics: CreateDynamicFunction + + [...] + 27. If kind is "generator", then + a. Let prototype be ObjectCreate(%GeneratorPrototype%). + b. Perform DefinePropertyOrThrow(F, "prototype", + PropertyDescriptor{[[Value]]: prototype, [[Writable]]: true, + [[Enumerable]]: false, [[Configurable]]: false}). + [...] +includes: [propertyHelper.js] +features: [generators] +---*/ + +var GeneratorFunction = Object.getPrototypeOf(function*() {}).constructor; + +var instance = GeneratorFunction(); + +assert.sameValue(typeof instance.prototype, 'object'); +assert.sameValue( + Object.getPrototypeOf(instance.prototype), + Object.getPrototypeOf(instance).prototype +); + +verifyNotEnumerable(instance, 'prototype'); +verifyWritable(instance, 'prototype'); +verifyNotConfigurable(instance, 'prototype'); + +reportCompare(0, 0); |