mirror of https://github.com/tc39/test262.git
67 lines
2.1 KiB
JavaScript
67 lines
2.1 KiB
JavaScript
// Copyright 2018 Igalia, S.L. 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.locale
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description: >
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Checks valid cases for the options argument to the Locale constructor.
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info: |
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Intl.Locale( tag [, options] )
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...
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22. Let kf be ? GetOption(options, "caseFirst", "string", « "upper", "lower", "false" », undefined).
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23. Set opt.[[kf]] to kf.
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...
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30. Let r be ! ApplyUnicodeExtensionToTag(tag, opt, relevantExtensionKeys).
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...
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ApplyUnicodeExtensionToTag( tag, options, relevantExtensionKeys )
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...
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8. Let locale be the String value that is tag with all Unicode locale extension sequences removed.
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9. Let newExtension be ! CanonicalizeUnicodeExtension(attributes, keywords).
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10. If newExtension is not the empty String, then
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a. Let locale be ! InsertUnicodeExtension(locale, newExtension).
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...
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CanonicalizeUnicodeExtension( attributes, keywords )
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...
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4. Repeat for each element entry of keywords in List order,
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a. Let keyword be entry.[[Key]].
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b. If entry.[[Value]] is not the empty String, then
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i. Let keyword be the string-concatenation of keyword, "-", and entry.[[Value]].
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c. Append keyword to fullKeywords.
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...
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features: [Intl.Locale]
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---*/
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const validCaseFirstOptions = [
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"upper",
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"lower",
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"false",
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false,
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{ toString() { return false; } },
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];
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for (const caseFirst of validCaseFirstOptions) {
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const expected = String(caseFirst);
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let expect = "en-u-kf-" + expected;
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assert.sameValue(
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new Intl.Locale('en', { caseFirst }).toString(),
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expect,
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`new Intl.Locale("en", { caseFirst: "${caseFirst}" }).toString() returns "${expect}"`
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);
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expect = "en-u-kf-" + expected;
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assert.sameValue(
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new Intl.Locale('en-u-kf-lower', { caseFirst }).toString(),
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expect,
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`new Intl.Locale("en-u-kf-lower", { caseFirst: "${caseFirst}" }).toString() returns "${expect}"`
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);
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assert.sameValue(
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new Intl.Locale('en-u-kf-lower', { caseFirst }).caseFirst,
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expected,
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`new Intl.Locale("en-u-kf-lower", { caseFirst }).caseFirst equals "${expected}"`
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);
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}
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