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// Copyright 2018 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-intl.locale
description: >
Checks valid cases for the options argument to the Locale constructor.
info: |
Intl.Locale( tag [, options] )
...
22. Let kf be ? GetOption(options, "caseFirst", "string", « "upper", "lower", "false" », undefined).
23. Set opt.[[kf]] to kf.
...
30. Let r be ! ApplyUnicodeExtensionToTag(tag, opt, relevantExtensionKeys).
...
ApplyUnicodeExtensionToTag( tag, options, relevantExtensionKeys )
...
8. Let locale be the String value that is tag with all Unicode locale extension sequences removed.
9. Let newExtension be ! CanonicalizeUnicodeExtension(attributes, keywords).
10. If newExtension is not the empty String, then
a. Let locale be ! InsertUnicodeExtension(locale, newExtension).
...
CanonicalizeUnicodeExtension( attributes, keywords )
...
4. Repeat for each element entry of keywords in List order,
a. Let keyword be entry.[[Key]].
b. If entry.[[Value]] is not the empty String, then
i. Let keyword be the string-concatenation of keyword, "-", and entry.[[Value]].
c. Append keyword to fullKeywords.
...
features: [Intl.Locale]
---*/
const validCaseFirstOptions = [
"upper",
"lower",
"false",
false,
{ toString() { return false; } },
];
for (const caseFirst of validCaseFirstOptions) {
const expected = String(caseFirst);
let expect = "en-u-kf-" + expected;
assert.sameValue(
new Intl.Locale('en', { caseFirst }).toString(),
expect,
`new Intl.Locale("en", { caseFirst: "${caseFirst}" }).toString() returns "${expect}"`
);
expect = "en-u-kf-" + expected;
assert.sameValue(
new Intl.Locale('en-u-kf-lower', { caseFirst }).toString(),
expect,
`new Intl.Locale("en-u-kf-lower", { caseFirst: "${caseFirst}" }).toString() returns "${expect}"`
);
assert.sameValue(
new Intl.Locale('en-u-kf-lower', { caseFirst }).caseFirst,
expected,
`new Intl.Locale("en-u-kf-lower", { caseFirst }).caseFirst equals "${expected}"`
);
}
reportCompare(0, 0);