test262/test/language/statements/async-generator/dstr-dflt-obj-ptrn-rest-ski...

43 lines
1.3 KiB
JavaScript

// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-rest-skip-non-enumerable.case
// - src/dstr-binding/default/async-gen-func-decl-dflt.template
/*---
description: Rest object doesn't contain non-enumerable properties (async generator function declaration (default parameter))
esid: sec-asyncgenerator-definitions-instantiatefunctionobject
features: [object-rest, async-iteration]
flags: [generated, async]
includes: [propertyHelper.js]
info: |
AsyncGeneratorDeclaration : async [no LineTerminator here] function * BindingIdentifier
( FormalParameters ) { AsyncGeneratorBody }
[...]
3. Let F be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters, AsyncGeneratorBody,
scope, strict).
[...]
---*/
var o = {a: 3, b: 4};
Object.defineProperty(o, "x", { value: 4, enumerable: false });
var callCount = 0;
async function* f({...rest} = o) {
assert.sameValue(rest.a, 3);
assert.sameValue(rest.b, 4);
assert.sameValue(rest.x, undefined);
verifyEnumerable(rest, "a");
verifyWritable(rest, "a");
verifyConfigurable(rest, "a");
verifyEnumerable(rest, "b");
verifyWritable(rest, "b");
verifyConfigurable(rest, "b");
callCount = callCount + 1;
};
f().next().then(() => {
assert.sameValue(callCount, 1, 'invoked exactly once');
}).then($DONE, $DONE);