1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/NumberFormat/prototype/format/format-rounding-mode-half-expand.js b/js/src/tests/test262/intl402/NumberFormat/prototype/format/format-rounding-mode-half-expand.js
new file mode 100644
index 0000000000..d08b6bac84
--- /dev/null
+++ b/js/src/tests/test262/intl402/NumberFormat/prototype/format/format-rounding-mode-half-expand.js
@@ -0,0 +1,35 @@
+// Copyright 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-intl.numberformat.prototype.format
+description: >
+  When roundingMode is "halfExpand", rounding tends toward the closest value
+  with ties tending away from zero
+features: [Intl.NumberFormat-v3]
+includes: [testIntl.js]
+---*/
+
+var locales = [
+  new Intl.NumberFormat().resolvedOptions().locale, 'ar', 'de', 'th', 'ja'
+];
+var numberingSystems = ['arab', 'latn', 'thai', 'hanidec'];
+
+testNumberFormat(
+  locales,
+  numberingSystems,
+  {useGrouping: false, roundingMode: 'halfExpand', maximumSignificantDigits: 2},
+  {
+    '1.101': '1.1',
+    '1.15': '1.2',
+    '1.1999': '1.2',
+    '1.25': '1.3',
+    '0': '0',
+    '-0': '-0',
+    '-1.101': '-1.1',
+    '-1.15': '-1.2',
+    '-1.1999': '-1.2',
+    '-1.25': '-1.3'
+  }
+);
+
+reportCompare(0, 0);