JSTests/test262/test/language/statements/let/fn-name-cover.js

// Copyright (C) Copyright 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es6id: 13.3.1.4
description: >
    Assignment of function `name` attribute (CoverParenthesizedExpression)
info: >
    LexicalBinding : BindingIdentifier Initializer

    [...]
    6. If IsAnonymousFunctionDefinition(Initializer) is true, then
       a. Let hasNameProperty be HasOwnProperty(value, "name").
       b. ReturnIfAbrupt(hasNameProperty).
       c. If hasNameProperty is false, perform SetFunctionName(value,
          bindingId).
includes: [propertyHelper.js]
---*/

let xCover = (0, function() {});
let cover = (function() {});

assert(xCover.name !== 'xCover');

assert.sameValue(cover.name, 'cover');
verifyNotEnumerable(cover, 'name');
verifyNotWritable(cover, 'name');
verifyConfigurable(cover, 'name');