1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/NumberFormat/prototype/formatRangeToParts/nan-arguments-throws.js b/js/src/tests/test262/intl402/NumberFormat/prototype/formatRangeToParts/nan-arguments-throws.js
new file mode 100644
index 0000000000..8dacae8be1
--- /dev/null
+++ b/js/src/tests/test262/intl402/NumberFormat/prototype/formatRangeToParts/nan-arguments-throws.js
@@ -0,0 +1,31 @@
+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.NumberFormat-formatRangeToParts
+description: >
+  "formatRangeToParts" Throws a RangeError if some of arguments is cast to NaN
+info: |
+  Intl.NumberFormat.prototype.formatRangeToParts( start, end )
+  (...)
+  6. Return ? FormatNumericRangeToParts(nf, x, y).
+
+  FormatNumericRangeToParts( numberFormat, x, y )
+  1. Let parts be ? PartitionNumberRangePattern(numberFormat, x, y).
+
+  PartitionNumberRangePattern( numberFormat, x, y )
+  1. If x is NaN or y is NaN, throw a RangeError exception.
+features: [Intl.NumberFormat-v3]
+---*/
+
+
+const nf = new Intl.NumberFormat();
+
+// If x or y is NaN ..., throw a RangeError exception.
+assert.throws(RangeError, () => { nf.formatRangeToParts(NaN, 23) });
+assert.throws(RangeError, () => { nf.formatRangeToParts(12, NaN) });
+assert.throws(RangeError, () => { nf.formatRangeToParts(NaN, -23) });
+assert.throws(RangeError, () => { nf.formatRangeToParts(-12, NaN) });
+assert.throws(RangeError, () => { nf.formatRangeToParts(NaN, NaN) });
+
+reportCompare(0, 0);