| // Copyright 2018 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| [ |
| // Grandfathered tags without a preferred value in the IANA language |
| // tag registry. Nonetheless, ICU cooks up a value when canonicalizing. |
| // v8 works around that ICU issue. |
| // See https://www.iana.org/assignments/language-subtag-registry/language-subtag-registry . |
| ["cel-gaulish", "cel-gaulish"], |
| |
| // Matching should be case-insensitive. |
| ].forEach(([inputLocale, expectedLocale]) => { |
| const canonicalLocales = Intl.getCanonicalLocales(inputLocale); |
| assertEquals(canonicalLocales.length, 1); |
| assertEquals(expectedLocale, canonicalLocales[0]); |
| }) |