test262/test/language/expressions/dynamic-import/eval-export-dflt-expr-cls-n...

36 lines
1.4 KiB
JavaScript

// Copyright (C) 2018 Rick Waldron. All rights reserved.
// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
Default AssignmentExpression (which can be recognized as an "anonymous"
class declaration with a static `name` method) is correctly initialized
upon evaluation
esid: sec-moduleevaluation
info: |
[...]
16. Let result be the result of evaluating module.[[ECMAScriptCode]].
[...]
15.2.3.11 Runtime Semantics: Evaluation
ExportDeclaration : export default ClassDeclaration
[...]
3. Let className be the sole element of BoundNames of ClassDeclaration.
4. If className is "*default*", then
a. Let hasNameProperty be ? HasOwnProperty(value, "name").
b. If hasNameProperty is false, perform SetFunctionName(value,
"default").
c. Let env be the running execution context's LexicalEnvironment.
d. Perform ? InitializeBoundName("*default*", value, env).
5. Return NormalCompletion(empty).
flags: [async, module]
features: [dynamic-import]
---*/
export default (class { static name() { return 'name method'; } });
import('./eval-export-dflt-expr-cls-name-meth.js').then(imported => {
assert.sameValue(imported.default.name(), 'name method', '`name` property is not over-written');
}).then($DONE, $DONE).catch($DONE);