1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/compare/year-zero.js b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/compare/year-zero.js
new file mode 100644
index 0000000000..4bdd4cae93
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/compare/year-zero.js
@@ -0,0 +1,29 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.compare
+description: Negative zero, as an extended year, fails
+features: [Temporal]
+---*/
+
+const instance = new Temporal.ZonedDateTime(0n, "UTC");
+const invalidStrings = [
+  "-0000000-01-01T00:02Z[UTC]",
+  "-0000000-01-01T00:02+00:00[UTC]",
+  "-0000000-01-01T00:02:00.000000000+00:00[UTC]",
+];
+
+invalidStrings.forEach((arg) => {
+  assert.throws(RangeError,
+    () => Temporal.ZonedDateTime.compare(arg, instance),
+    "cannot use negative zero as extended year (first argument)"
+  );
+  assert.throws(RangeError,
+    () => Temporal.ZonedDateTime.compare(instance, arg),
+    "cannot use negative zero as extended year (second argument)"
+  );
+});
+
+reportCompare(0, 0);