From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 16:29:10 +0200 Subject: Adding upstream version 86.0.1. Signed-off-by: Daniel Baumann --- .../built-ins/GeneratorFunction/instance-length.js | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 js/src/tests/test262/built-ins/GeneratorFunction/instance-length.js (limited to 'js/src/tests/test262/built-ins/GeneratorFunction/instance-length.js') diff --git a/js/src/tests/test262/built-ins/GeneratorFunction/instance-length.js b/js/src/tests/test262/built-ins/GeneratorFunction/instance-length.js new file mode 100644 index 0000000000..3af90cc37b --- /dev/null +++ b/js/src/tests/test262/built-ins/GeneratorFunction/instance-length.js @@ -0,0 +1,40 @@ +// 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 `length` property +info: | + [...] + 3. Return CreateDynamicFunction(C, NewTarget, "generator", args). + + 19.2.1.1.1 Runtime Semantics: CreateDynamicFunction + + [...] + 26. Perform FunctionInitialize(F, Normal, parameters, body, scope). + [...] + + 9.2.4 FunctionInitialize + + [...] + 3. Perform ! DefinePropertyOrThrow(F, "length", + PropertyDescriptor{[[Value]]: len, [[Writable]]: false, [[Enumerable]]: + false, [[Configurable]]: true}). + [...] +includes: [propertyHelper.js] +features: [generators] +---*/ + +var GeneratorFunction = Object.getPrototypeOf(function*() {}).constructor; + +assert.sameValue(GeneratorFunction().length, 0); +assert.sameValue(GeneratorFunction('').length, 0); +assert.sameValue(GeneratorFunction('x').length, 0); +assert.sameValue(GeneratorFunction('x', '').length, 1); +assert.sameValue(GeneratorFunction('x', 'y', '').length, 2); +assert.sameValue(GeneratorFunction('x, y', '').length, 2); + +verifyNotEnumerable(GeneratorFunction(), 'length'); +verifyNotWritable(GeneratorFunction(), 'length'); +verifyConfigurable(GeneratorFunction(), 'length'); + +reportCompare(0, 0); -- cgit v1.2.3