mirror of https://github.com/tc39/test262.git
50 lines
1.5 KiB
JavaScript
50 lines
1.5 KiB
JavaScript
// Copyright (C) 2019 Leo Balter. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-Intl.DisplayNames
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description: >
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Valid options for localeMatcher
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info: |
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Intl.DisplayNames ( locales , options )
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1. If NewTarget is undefined, throw a TypeError exception.
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2. Let displayNames be ? OrdinaryCreateFromConstructor(NewTarget, "%DisplayNamesPrototype%",
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« [[InitializedDisplayNames]], [[Locale]], [[Style]], [[Type]], [[Fallback]], [[Fields]] »).
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...
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4. Let options be ? ToObject(options).
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...
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10. Let style be ? GetOption(options, "style", "string", « "narrow", "short", "long" », "long").
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...
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12. Let type be ? GetOption(options, "type", "string", « "language", "region", "script", "currency" », undefined).
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13. If type is undefined, throw a TypeError exception.
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...
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GetOption ( options, property, type, values, fallback )
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1. Let value be ? Get(options, property).
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...
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features: [Intl.DisplayNames]
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locale: [en]
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---*/
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// results for option values verified in the tests for resolvedOptions
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const styles = [
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undefined,
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'narrow',
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'short',
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'long'
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];
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const types = ['language', 'region', 'script', 'currency'];
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types.forEach( type => {
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styles.forEach(style => {
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var obj = new Intl.DisplayNames('en', { style, type });
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assert(obj instanceof Intl.DisplayNames, `instanceof check - ${style}`);
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assert.sameValue(Object.getPrototypeOf(obj), Intl.DisplayNames.prototype, `proto check - ${style}`);
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});
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});
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