1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/PlainTime/prototype/subtract/argument-higher-units.js b/js/src/tests/test262/built-ins/Temporal/PlainTime/prototype/subtract/argument-higher-units.js
new file mode 100644
index 0000000000..43588561a9
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/PlainTime/prototype/subtract/argument-higher-units.js
@@ -0,0 +1,32 @@
+// |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.plaintime.prototype.subtract
+description: Higher units are ignored.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const plainTime = new Temporal.PlainTime(15, 23, 30, 123, 456, 789);
+const values = [
+  new Temporal.Duration(0, 0, 0, 1),
+  new Temporal.Duration(0, 0, 1),
+  new Temporal.Duration(0, 1),
+  new Temporal.Duration(1),
+  { days: 1 },
+  { weeks: 1 },
+  { months: 1 },
+  { years: 1 },
+  "P1D",
+  "P1W",
+  "P1M",
+  "P1Y",
+];
+for (const value of values) {
+  TemporalHelpers.assertPlainTime(plainTime.subtract(value),
+    15, 23, 30, 123, 456, 789);
+}
+
+reportCompare(0, 0);