1 files changed, 60 insertions, 0 deletions
diff --git a/js/src/tests/non262/Intl/Collator/ignorePunctuation.js b/js/src/tests/non262/Intl/Collator/ignorePunctuation.js
new file mode 100644
index 0000000000..281563cc5c
--- /dev/null
+++ b/js/src/tests/non262/Intl/Collator/ignorePunctuation.js
@@ -0,0 +1,60 @@
+// |reftest| skip-if(!this.hasOwnProperty("Intl"))
+
+function testPunctuation(col, expectedIgnorePunctuation) {
+  let ignorePunctuation = col.resolvedOptions().ignorePunctuation;
+  assertEq(ignorePunctuation, expectedIgnorePunctuation);
+
+  // Punctuation is ignored iff |ignorePunctuation| is true.
+  assertEq(col.compare("", "*"), ignorePunctuation ? 0 : -1);
+
+  // Whitespace is also ignored when |ignorePunctuation| is true due to ICU limitations.
+  assertEq(col.compare("", " "), ignorePunctuation ? 0 : -1);
+}
+
+const locales = [
+  "en", "de", "fr", "it", "es", "ar", "zh", "ja",
+
+  // Thai, including some subtags.
+  "th", "th-Thai", "th-TH", "th-u-kf-false",
+];
+
+for (let locale of locales) {
+  // Thai ignores punctuation by default.
+  let isThai = new Intl.Locale(locale).language === "th";
+
+  // Using default "ignorePunctuation" option.
+  testPunctuation(new Intl.Collator(locale, {}), isThai);
+
+  // Using explicit "ignorePunctuation" option.
+  for (let ignorePunctuation of [true, false]) {
+    testPunctuation(new Intl.Collator(locale, {ignorePunctuation}), ignorePunctuation);
+  }
+}
+
+if (typeof getDefaultLocale === "undefined") {
+  var getDefaultLocale = SpecialPowers.Cu.getJSTestingFunctions().getDefaultLocale;
+}
+if (typeof setDefaultLocale === "undefined") {
+  var setDefaultLocale = SpecialPowers.Cu.getJSTestingFunctions().setDefaultLocale;
+}
+
+const defaultLocale = getDefaultLocale();
+
+function withLocale(locale, fn) {
+  setDefaultLocale(locale);
+  try {
+    fn();
+  } finally {
+    setDefaultLocale(defaultLocale);
+  }
+}
+
+// Ensure this works correctly when Thai is the default locale.
+for (let locale of ["th", "th-TH"]) {
+  withLocale(locale, () => {
+    testPunctuation(new Intl.Collator(undefined, {}), true);
+  });
+}
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);