// Copyright (C) 2022 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-intl.DurationFormat.prototype.resolvedOptions
description: basic tests internal slot initialization and call receiver errors
info: |
Intl.DurationFormat.prototype.resolvedOptions ( )
(...)
2. Perform ? RequireInternalSlot(df, [[InitializedDurationFormat]]).
features: [Intl.DurationFormat]
---*/
const df = new Intl.DurationFormat();
// Perform ? RequireInternalSlot(df, [[InitializedDurationFormat]]).
let f = df['resolvedOptions'];
assert.sameValue(typeof f, 'function');
assert.throws(TypeError, () => { f() });