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// |reftest| skip-if(!Intl.Segmenter) -- Intl.Segmenter is not enabled unconditionally
// Copyright 2018 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-Intl.Segmenter.supportedLocalesOf
description: Checks handling of invalid values for the localeMatcher option to the supportedLocalesOf function.
info: |
SupportedLocales ( availableLocales, requestedLocales, options )
1. If options is not undefined, then
b. Let matcher be ? GetOption(options, "localeMatcher", "string", «"lookup", "best fit"», "best fit").
features: [Intl.Segmenter]
---*/
assert.sameValue(typeof Intl.Segmenter.supportedLocalesOf, "function",
"Should support Intl.Segmenter.supportedLocalesOf.");
const invalidOptions = [
null,
1,
"",
"Lookup",
"LOOKUP",
"lookup\0",
"Best fit",
"BEST FIT",
"best\u00a0fit",
];
for (const invalidOption of invalidOptions) {
assert.throws(RangeError, function() {
Intl.Segmenter.supportedLocalesOf([], {"localeMatcher": invalidOption});
}, `${invalidOption} is an invalid localeMatcher option value`);
}
reportCompare(0, 0);