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// Copyright (C) 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-Intl.DisplayNames.prototype.resolvedOptions
description: >
Throws a TypeError if this does not have an [[InitializedDisplayNames]] internal slot.
info: |
Intl.DisplayNames.prototype.resolvedOptions ()
1. Let pr be the this value.
2. If Type(pr) is not Object or pr does not have an [[InitializedDisplayNames]] internal slot,
throw a TypeError exception.
...
features: [Intl.DisplayNames]
---*/
var resolvedOptions = Intl.DisplayNames.prototype.resolvedOptions;
assert.throws(TypeError, function() {
Intl.DisplayNames.prototype.resolvedOptions();
}, 'Intl.DisplayNames.prototype does not have the internal slot');
assert.throws(TypeError, function() {
resolvedOptions.call({});
}, 'ordinary object');
assert.throws(TypeError, function() {
resolvedOptions.call(Intl.DisplayNames);
}, 'Intl.DisplayNames does not have the internal slot');
assert.throws(TypeError, function() {
resolvedOptions.call(Intl);
}, 'Intl does not have the internal slot');
// Not DisplayNames!!!
var dtf = new Intl.DateTimeFormat();
assert.throws(TypeError, function() {
resolvedOptions.call(dtf);
}, 'resolvedOptions cannot be used with instances from different Intl ctors');
reportCompare(0, 0);
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