1 files changed, 65 insertions, 0 deletions
diff --git a/intl/locale/tests/unit/test_bug22310.js b/intl/locale/tests/unit/test_bug22310.js
new file mode 100644
index 0000000000..c14296d931
--- /dev/null
+++ b/intl/locale/tests/unit/test_bug22310.js
@@ -0,0 +1,65 @@
+String.prototype.has = function (s) {
+  return this.includes(s);
+};
+
+function dt(locale) {
+  var date = new Date("2008-06-30T13:56:34");
+  const dtOptions = {
+    year: "numeric",
+    month: "long",
+    day: "numeric",
+    hour: "numeric",
+    minute: "numeric",
+    second: "numeric",
+  };
+  return date.toLocaleString(locale, dtOptions);
+}
+
+var all_passed = true;
+const tests = [
+  [dt("en-US").has("June"), "month name in en-US"],
+  [dt("en-US").has("2008"), "year in en-US"],
+  [dt("da").has("jun"), "month name in da"],
+  [dt("da-DK") == dt("da"), "da same as da-DK"],
+  [
+    dt("en-GB").has("30") &&
+      dt("en-GB").has("June") &&
+      dt("en-GB").indexOf("30") < dt("en-GB").indexOf("June"),
+    "day before month in en-GB",
+  ],
+  [
+    dt("en-US").has("30") &&
+      dt("en-US").has("June") &&
+      dt("en-US").indexOf("30") > dt("en-US").indexOf("June"),
+    "month before day in en-US",
+  ],
+  [dt("ja-JP").has("\u5E746\u670830\u65E5"), "year month and day in ja-JP"],
+  // The Firefox locale code ja-JP-mac will be resolved to a BCP47-compliant
+  // tag ja-JP-x-lvariant-mac by uloc_toLanguageTag
+  [
+    dt("ja-JP") == dt("ja-JP-x-lvariant-mac"),
+    "ja-JP-x-lvariant-mac same as ja-JP",
+  ],
+  [dt("nn-NO").has("juni"), "month name in nn-NO"],
+  [dt("nb-NO").has("juni"), "month name in nb-NO"],
+  // Bug 1261775 - failures on win10
+  //[dt("no-NO").has("30. juni"), "month name in no-NO"],
+  [dt("sv-SE").has("30 jun"), "month name in sv-SE"],
+  [dt("kok").has("\u091C\u0942\u0928"), "month name in kok"],
+  [dt("ta-IN").has("\u0B9C\u0BC2\u0BA9\u0BCD"), "month name in ta-IN"],
+  [!!dt("ab-CD").length, "fallback for ab-CD"],
+];
+
+function one_test(testcase, msg) {
+  if (!testcase) {
+    all_passed = false;
+    dump("Unexpected date format: " + msg + "\n");
+  }
+}
+
+function run_test() {
+  for (var i = 0; i < tests.length; ++i) {
+    one_test(tests[i][0], tests[i][1]);
+  }
+  Assert.ok(all_passed);
+}