test262/src/dstr-assignment-for-await/array-elem-init-fn-name-gen.case

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// Copyright (C) 2017 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
desc: Assignment of function `name` attribute (GeneratorExpression)
template: default
info: >
AssignmentElement[Yield] : DestructuringAssignmentTarget Initializeropt
[...]
7. If Initializer is present and value is undefined and
IsAnonymousFunctionDefinition(Initializer) and IsIdentifierRef of
DestructuringAssignmentTarget are both true, then
a. Let hasNameProperty be ? HasOwnProperty(v, "name").
b. If hasNameProperty is false, perform SetFunctionName(v, GetReferencedName(lref)).
includes: [propertyHelper.js]
features: [generators]
---*/
//- setup
let xGen, gen;
//- elems
[ xGen = function* x() {}, gen = function*() {} ]
//- vals
[]
//- body
assert.notSameValue(xGen.name, 'xGen');
verifyProperty(gen, 'name', {
enumerable: false,
writable: false,
configurable: true,
value: 'gen'
});
//- teardown
promise
.then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
.then($DONE, $DONE);