Temporal: Add test for setting minimum valid year-month with non-ISO8601 calendar (#2998) (#4300)

test/intl402/Temporal/PlainYearMonth/prototype/with/minimum-valid-year-month.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2024 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.plainyearmonth.prototype.with
+description: Can set the minimum valid year-month for non-ISO8601 calendars.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const apr2000 = new Temporal.PlainYearMonth(2000, 4, "gregory");
+
+TemporalHelpers.assertPlainYearMonth(apr2000.with({year: -271821}),
+                                     -271821, 4, "M04", "", "gregory-inverse", 271822);