1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/staging/Temporal/TimeZone/old/timezone-offset.js b/js/src/tests/test262/staging/Temporal/TimeZone/old/timezone-offset.js
new file mode 100644
index 0000000000..422507917a
--- /dev/null
+++ b/js/src/tests/test262/staging/Temporal/TimeZone/old/timezone-offset.js
@@ -0,0 +1,24 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal-timezone-objects
+description: +01:00
+features: [Temporal]
+---*/
+
+var zone = new Temporal.TimeZone("+01:00");
+var inst = Temporal.Instant.fromEpochSeconds(Math.floor(Math.random() * 1000000000));
+var dtm = new Temporal.PlainDateTime(1976, 11, 18, 15, 23, 30, 123, 456, 789);
+assert.sameValue(zone.id, `${ zone }`)
+assert.sameValue(zone.getOffsetNanosecondsFor(inst), 3600000000000)
+assert(zone.getPlainDateTimeFor(inst) instanceof Temporal.PlainDateTime)
+assert(zone.getInstantFor(dtm) instanceof Temporal.Instant)
+assert.sameValue(zone.getNextTransition(inst), null)
+assert.sameValue(zone.getPreviousTransition(inst), null)
+
+// wraps around to the next day
+assert.sameValue(`${ zone.getPlainDateTimeFor(Temporal.Instant.from("2020-02-06T23:59Z")) }`, "2020-02-07T00:59:00")
+
+reportCompare(0, 0);