| // Copyright (C) 2018 Valerie Young. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-asyncgeneratorfunction |
| description: > |
| When invoked via the function invocation pattern without arguments, the |
| AsyncGeneratorFunction intrinsic returns a valid generator with an empty body. |
| features: [async-iteration] |
| flags: [async] |
| ---*/ |
| |
| var AsyncGeneratorFunction = Object.getPrototypeOf(async function* () {}).constructor; |
| |
| var g = AsyncGeneratorFunction(); |
| var iter = g(); |
| |
| iter.next().then(function(result) { |
| assert.sameValue(result.value, undefined, 'Result `value`'); |
| assert.sameValue(result.done, true, 'Result `done` flag'); |
| }).then($DONE, $DONE) |