mirror of https://github.com/tc39/test262.git
37 lines
1.9 KiB
JavaScript
37 lines
1.9 KiB
JavaScript
// Copyright 2012 Mozilla Corporation. 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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es5id: 9.2.2
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description: >
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Tests that locales that are reported by resolvedOptions are also
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reported by supportedLocalesOf.
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author: Norbert Lindenberg
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includes: [testIntl.js]
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---*/
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testWithIntlConstructors(function (Constructor) {
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// this test should work equally for both matching algorithms
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["lookup", "best fit"].forEach(function (matcher) {
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var info = getLocaleSupportInfo(Constructor, {localeMatcher: matcher});
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var supportedByConstructor = info.supported.concat(info.byFallback);
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var supported = Constructor.supportedLocalesOf(supportedByConstructor,
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{localeMatcher: matcher});
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// we could check the length first, but it's probably more interesting which locales are missing
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var i = 0;
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var limit = Math.min(supportedByConstructor.length, supported.length);
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while (i < limit && supportedByConstructor[i] === supported[i]) {
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i++;
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}
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assert.sameValue(i < supportedByConstructor.length, false, "Locale " + supportedByConstructor[i] + " is returned by resolvedOptions but not by supportedLocalesOf.");
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assert.sameValue(i < supported.length, false, "Locale " + supported[i] + " is returned by supportedLocalesOf but not by resolvedOptions.");
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});
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// this test is only valid for lookup - best fit may find additional locales supported
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var info = getLocaleSupportInfo(Constructor, {localeMatcher: "lookup"});
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var unsupportedByConstructor = info.unsupported;
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var supported = Constructor.supportedLocalesOf(unsupportedByConstructor,
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{localeMatcher: "lookup"});
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assert.sameValue(supported.length > 0, false, "Locale " + supported[0] + " is returned by supportedLocalesOf but not by resolvedOptions.");
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});
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