deps: update V8 to 7.0.276.20

PR-URL: https://github.com/nodejs/node/pull/22754
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/deps/v8/test/intl/general/grandfathered_tags_without_preferred_value.js b/deps/v8/test/intl/general/grandfathered_tags_without_preferred_value.js
new file mode 100644
index 0000000000..b4d529652f
--- /dev/null
+++ b/deps/v8/test/intl/general/grandfathered_tags_without_preferred_value.js
@@ -0,0 +1,27 @@
+// 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"],
+  ["i-default", "i-default"],
+  ["i-mingo", "i-mingo"],
+  ["i-enochian", "i-enochian"],
+  ["zh-min", "zh-min"],
+
+  // Matching should be case-insensitive.
+  ["I-default", "i-default"],
+  ["i-DEFAULT", "i-default"],
+  ["I-DEFAULT", "i-default"],
+  ["i-DEfauLT", "i-default"],
+  ["zh-Min", "zh-min"],
+  ["Zh-min", "zh-min"],
+].forEach(([inputLocale, expectedLocale]) => {
+  const canonicalLocales = Intl.getCanonicalLocales(inputLocale);
+  assertEquals(canonicalLocales.length, 1);
+  assertEquals(canonicalLocales[0], expectedLocale);
+})