1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/Temporal/TimeZone/prototype/equals/argument-valid.js b/js/src/tests/test262/intl402/Temporal/TimeZone/prototype/equals/argument-valid.js
new file mode 100644
index 0000000000..836a3eff24
--- /dev/null
+++ b/js/src/tests/test262/intl402/Temporal/TimeZone/prototype/equals/argument-valid.js
@@ -0,0 +1,29 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2023 Justin Grant. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.timezone.from
+description: Built-in time zones are parsed correctly out of valid strings
+features: [Temporal]
+---*/
+
+const valids = [
+  ["Africa/CAIRO", "Africa/Cairo"],
+  ["Asia/Ulan_Bator", "Asia/Ulaanbaatar"],
+  ["etc/gmt", "Etc/GMT"],
+  ["1994-11-05T08:15:30-05:00[America/New_York]", "America/New_York"],
+  ["1994-11-05T08:15:30+05:30[Asia/Calcutta]", "Asia/Calcutta"],
+  ["1994-11-05T08:15:30+05:30[Asia/Calcutta]", "Asia/Kolkata"],
+  ["1994-11-05T08:15:30+05:30[Asia/Kolkata]", "Asia/Calcutta"],
+  ["1994-11-05T08:15:30+05:30[Asia/Kolkata]", "Asia/Kolkata"],
+];
+
+for (const [valid, canonical = valid] of valids) {
+  const tzValid = Temporal.TimeZone.from(canonical);
+  const tzCanonical = Temporal.TimeZone.from(canonical);
+  assert.sameValue(tzValid.equals(tzCanonical), true);
+  assert.sameValue(tzCanonical.equals(tzValid), true);
+}
+
+reportCompare(0, 0);