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// Copyright 2012 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* @description Tests that language tags with invalid subtag sequences are not accepted.
* @author Norbert Lindenberg
*/
$INCLUDE("testIntl.js");
var invalidLanguageTags = [
"", // empty tag
"i", // singleton alone
"x", // private use without subtag
"u", // extension singleton in first place
"419", // region code in first place
"u-nu-latn-cu-bob", // extension sequence without language
"hans-cmn-cn", // "hans" could theoretically be a 4-letter language code,
// but those can't be followed by extlang codes.
"cmn-hans-cn-u-u", // duplicate singleton
"cmn-hans-cn-t-u-ca-u", // duplicate singleton
"de-gregory-gregory", // duplicate variant
"中文", // non-ASCII letters
"en-ß", // non-ASCII letters
"ıd" // non-ASCII letters
];
testWithIntlConstructors(function (Constructor) {
invalidLanguageTags.forEach(function (tag) {
var error;
try {
// this must throw an exception for an invalid language tag
var obj = new Constructor([tag]);
} catch (e) {
error = e;
}
if (error === undefined) {
$ERROR("Invalid language tag " + tag + " was not rejected.");
} else if (error.name !== "RangeError") {
$ERROR("Invalid language tag " + tag + " was rejected with wrong error " + error.name + ".");
}
});
return true;
});
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