1 files changed, 32 insertions, 0 deletions
diff --git a/intl/icu_capi/js/package/test/fixed-decimal-format.mjs b/intl/icu_capi/js/package/test/fixed-decimal-format.mjs
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+++ b/intl/icu_capi/js/package/test/fixed-decimal-format.mjs
@@ -0,0 +1,32 @@
+// This file is part of ICU4X. For terms of use, please see the file
+// called LICENSE at the top level of the ICU4X source tree
+// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
+
+import test from 'ava';
+
+import { ICU4XFixedDecimal, ICU4XLocale, ICU4XDataProvider, ICU4XFixedDecimalFormatter } from "../index.js"
+
+const locale = ICU4XLocale.create_from_string("bn");
+const provider = ICU4XDataProvider.create_compiled();
+const format = ICU4XFixedDecimalFormatter.create_with_grouping_strategy(provider, locale, "Auto");
+
+test("format a simple decimal", t => {
+  const decimal = ICU4XFixedDecimal.create_from_i32(1234);
+  decimal.multiply_pow10(-2);
+
+  t.is(format.format(decimal), "১২.৩৪");
+});
+
+test("format a long decimal", t => {
+  const decimal = ICU4XFixedDecimal.create_from_i32(1000007);
+
+  t.is(format.format(decimal), "১০,০০,০০৭");
+});
+
+test("format a negated, scaled decimal", t => {
+  const decimal = ICU4XFixedDecimal.create_from_i32(1000007);
+  decimal.multiply_pow10(2);
+  decimal.set_sign("Negative");
+
+  t.is(format.format(decimal), "-১০,০০,০০,৭০০");
+});