Temporal: Add test for Duration/p/toString() with total time units ou…

…t of range

test/built-ins/Temporal/Duration/prototype/toString/total-of-duration-time-units-out-of-range.js

@@ -0,0 +1,13 @@
+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.duration.prototype.tostring
+description: Throws when rounding and total of duration time units is out of range.
+features: [Temporal]
+---*/
+
+const duration = new Temporal.Duration(0, 0, 0, 1, 0, 0, 2**53 - 1 - (24*60*60), 0, 0, 999_999_999);
+
+assert.throws(RangeError,
+              () => duration.toString({ roundingMode: "ceil", fractionalSecondDigits: 7 }));