test262/test/language/statements/async-function/eval-var-scope-syntax-err.js

39 lines
1.2 KiB
JavaScript

// This file was procedurally generated from the following sources:
// - src/function-forms/eval-var-scope-syntax-err.case
// - src/function-forms/error-no-strict/async-func-decl.template
/*---
description: sloppy direct eval in params introduces var (async function declaration in sloppy code)
esid: sec-async-function-definitions
features: [default-parameters, async-functions]
flags: [generated, async, noStrict]
info: |
14.6 Async Function Definitions
AsyncFunctionDeclaration :
async function BindingIdentifier ( FormalParameters ) { AsyncFunctionBody }
Runtime Semantics: IteratorBindingInitialization
FormalParameter : BindingElement
1. Return the result of performing IteratorBindingInitialization for BindingElement with arguments iteratorRecord and environment.
---*/
var callCount = 0;
async function f(a = eval("var a = 42")) {
callCount = callCount + 1;
}
f()
.then(_ => {
throw new Test262Error('function should not be resolved');
}, error => assert.sameValue(error.constructor, SyntaxError))
.then(() => {
assert.sameValue(callCount, 0, 'function body is not evaluated');
}, $DONE)
.then($DONE, $DONE);