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Diffstat (limited to 'js/src/tests/test262/built-ins/AsyncGeneratorPrototype/return/this-val-not-object.js')
-rw-r--r-- | js/src/tests/test262/built-ins/AsyncGeneratorPrototype/return/this-val-not-object.js | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/AsyncGeneratorPrototype/return/this-val-not-object.js b/js/src/tests/test262/built-ins/AsyncGeneratorPrototype/return/this-val-not-object.js new file mode 100644 index 0000000000..977fa63a43 --- /dev/null +++ b/js/src/tests/test262/built-ins/AsyncGeneratorPrototype/return/this-val-not-object.js @@ -0,0 +1,100 @@ +// |reftest| async +// Copyright 2018 Valerie Young. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-asyncgenerator-prototype-return +description: return rejects promise when `this` value not an object +info: | + AsyncGenerator.prototype.return ( value ) + 1. Let generator be the this value. + 2. Let completion be Completion{[[Type]]: return, [[Value]]: value, + [[Target]]: empty}. + 3. Return ! AsyncGeneratorEnqueue(generator, completion). + + AsyncGeneratorEnqueue ( generator, completion ) + ... + 3. If Type(generator) is not Object, or if generator does not have an + [[AsyncGeneratorState]] internal slot, then + a. Let badGeneratorError be a newly created TypeError object. + b. Perform ! Call(promiseCapability.[[Reject]], undefined, « badGeneratorError »). + c. Return promiseCapability.[[Promise]]. + +flags: [async] +features: [async-iteration] +---*/ + +async function* g() {} +var AsyncGeneratorPrototype = Object.getPrototypeOf(g).prototype; + +var symbol = Symbol(); + +var testPromises = [ + AsyncGeneratorPrototype.return.call(undefined).then( + function () { + throw new Test262Error("AsyncGeneratorPrototype.return should reject promise" + + " when `this` value `undefined`"); + }, + function (e) { + if (!(e instanceof TypeError)) { + throw new Test262Error("(undefined) expected TypeError but got " + e); + } + } + ), + AsyncGeneratorPrototype.return.call(1).then( + function () { + throw new Test262Error("AsyncGeneratorPrototype.return should reject promise" + + " when `this` value is a Number"); + }, + function (e) { + if (!(e instanceof TypeError)) { + throw new Test262Error("(Number) expected TypeError but got " + e); + } + } + ), + AsyncGeneratorPrototype.return.call("string").then( + function () { + throw new Test262Error("AsyncGeneratorPrototype.return should reject promise" + + " when `this` value is a String"); + }, + function (e) { + if (!(e instanceof TypeError)) { + throw new Test262Error("(String) expected TypeError but got " + e); + } + } + ), + AsyncGeneratorPrototype.return.call(null).then( + function () { + throw new Test262Error("AsyncGeneratorPrototype.return should reject promise" + + " when `this` value `null`"); + }, + function (e) { + if (!(e instanceof TypeError)) { + throw new Test262Error("(null) expected TypeError but got " + e); + } + } + ), + AsyncGeneratorPrototype.return.call(true).then( + function () { + throw new Test262Error("AsyncGeneratorPrototype.return should reject promise" + + " when `this` value is a Boolean"); + }, + function (e) { + if (!(e instanceof TypeError)) { + throw new Test262Error("(Boolean) expected TypeError but got " + e); + } + } + ), + AsyncGeneratorPrototype.return.call(symbol).then( + function () { + throw new Test262Error("AsyncGeneratorPrototype.return should reject promise" + + " when `this` value is a Symbol"); + }, + function (e) { + if (!(e instanceof TypeError)) { + throw new Test262Error("(Symbol) expected TypeError but got " + e); + } + } + ) +] + +Promise.all(testPromises).then(() => {}).then($DONE, $DONE) |