1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/NumberFormat/prototype/format/format-rounding-increment-20.js b/js/src/tests/test262/intl402/NumberFormat/prototype/format/format-rounding-increment-20.js
new file mode 100644
index 0000000000..68d2725e74
--- /dev/null
+++ b/js/src/tests/test262/intl402/NumberFormat/prototype/format/format-rounding-increment-20.js
@@ -0,0 +1,41 @@
+// 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 set to `20`, roundingIncrement is correctly applied
+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,
+  {roundingIncrement: 20, maximumFractionDigits: 2, minimumFractionDigits: 2},
+  {
+    '1.20': '1.20',
+    '1.25': '1.20',
+    '1.30': '1.40',
+    '1.35': '1.40',
+    '1.40': '1.40',
+  }
+);
+
+testNumberFormat(
+  locales,
+  numberingSystems,
+  {roundingIncrement: 20, maximumFractionDigits: 3, minimumFractionDigits: 3},
+  {
+    '1.020': '1.020',
+    '1.025': '1.020',
+    '1.030': '1.040',
+    '1.035': '1.040',
+    '1.040': '1.040',
+  }
+);
+
+reportCompare(0, 0);