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// |reftest| async
// Copyright (C) 2022 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: |
assert.throwsAsync returns a promise that rejects if func or the inner thenable synchronously throws.
flags: [async]
includes: [asyncHelpers.js]
---*/
async function checkRejects(func) {
var caught = false;
const p = assert.throwsAsync(Test262Error, func);
assert(p instanceof Promise, "assert.throwsAsync should return a promise");
try {
await p;
} catch (e) {
caught = true;
assert.sameValue(
e.constructor,
Test262Error,
"throwsAsync should reject improper function with a Test262Error"
);
} finally {
assert(
caught,
"assert.throwsAsync did not reject improper function " + func
);
}
}
asyncTest(async function () {
await checkRejects(function () {
throw new Error();
});
await checkRejects(function () {
throw new Test262Error();
});
await checkRejects(function () {
return {
then: function () {
throw new Error();
},
};
});
await checkRejects(function () {
return {
then: function () {
throw new Test262Error();
},
};
});
});