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// Copyright (C) 2017 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
path: language/expressions/async-generator/
name: async generator function expression
esid: sec-asyncgenerator-definitions-evaluation
info: |
AsyncGeneratorExpression : async [no LineTerminator here] function * ( FormalParameters ) {
AsyncGeneratorBody }
[...]
3. Let closure be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters,
AsyncGeneratorBody, scope, strict).
[...]
flags: [async]
features: [async-iteration]
---*/
var callCount = 0;
// Stores a reference `ref` for case evaluation
var ref;
ref = async function*(/*{ params }*/) {
/*{ body }*/
callCount = callCount + 1;
};
ref(/*{ args }*/).next().then(() => {
assert.sameValue(callCount, 1, 'generator function invoked exactly once');
}).then($DONE, $DONE);
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