1 files changed, 85 insertions, 0 deletions
diff --git a/deps/v8/test/intl/relative-time-format/check-numbering-system.js b/deps/v8/test/intl/relative-time-format/check-numbering-system.js
new file mode 100644
index 0000000000..91f4b3aee0
--- /dev/null
+++ b/deps/v8/test/intl/relative-time-format/check-numbering-system.js
@@ -0,0 +1,85 @@
+// Copyright 2019 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.
+
+let invalidNumberingSystem = [
+  "invalid",
+  "abce",
+  "finance",
+  "native",
+  "traditio",
+  "abc-defghi",
+];
+
+let illFormedNumberingSystem = [
+  "",
+  "i",
+  "ij",
+  "abcdefghi",
+  "abc-ab",
+];
+
+// https://tc39.github.io/ecma402/#table-numbering-system-digits
+let validNumberingSystem= [
+  "arab",
+  "arabext",
+  "bali",
+  "beng",
+  "deva",
+  "fullwide",
+  "gujr",
+  "guru",
+  "hanidec",
+  "khmr",
+  "knda",
+  "laoo",
+  "latn",
+  "limb",
+  "mlym",
+  "mong",
+  "mymr",
+  "orya",
+  "tamldec",
+  "telu",
+  "thai",
+  "tibt",
+];
+
+let locales = [
+  "en",
+  "ar",
+];
+
+
+invalidNumberingSystem.forEach(function(numberingSystem) {
+  locales.forEach(function(base) {
+    var df;
+    assertDoesNotThrow(
+        () => df = new Intl.RelativeTimeFormat([base], {numberingSystem}));
+    assertEquals(
+        (new Intl.RelativeTimeFormat([base])).resolvedOptions().numberingSystem,
+        df.resolvedOptions().numberingSystem);
+  });
+});
+
+illFormedNumberingSystem.forEach(function(numberingSystem) {
+  assertThrows(
+      () => new Intl.RelativeTimeFormat(["en"], {numberingSystem}),
+      RangeError);
+});
+
+let value = 1234567.89;
+validNumberingSystem.forEach(function(numberingSystem) {
+  locales.forEach(function(base) {
+    let l = base + "-u-nu-" + numberingSystem;
+    let nf = new Intl.RelativeTimeFormat([base], {numberingSystem});
+    assertEquals(l, nf.resolvedOptions().locale);
+    assertEquals(numberingSystem, nf.resolvedOptions().numberingSystem);
+
+    // Test the formatting result is the same as passing in via u-nu-
+    // in the locale.
+    let nf2 = new Intl.RelativeTimeFormat([l]);
+    assertEquals(nf2.format(value, "day"), nf.format(value, "day"));
+  });
+}
+);