1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/PlainTime/prototype/until/largestunit.js b/js/src/tests/test262/built-ins/Temporal/PlainTime/prototype/until/largestunit.js
new file mode 100644
index 0000000000..3f84e1be5a
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/PlainTime/prototype/until/largestunit.js
@@ -0,0 +1,19 @@
+// |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.until
+description: PlainTime.until with various largestUnit values.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+const fourFortyEight = new Temporal.PlainTime(4, 48, 55);
+const elevenFiftyNine = new Temporal.PlainTime(11, 59, 58);
+TemporalHelpers.assertDuration(fourFortyEight.until(elevenFiftyNine), 0, 0, 0, 0, 7, 11, 3, 0, 0, 0, "does not include higher units than necessary (largest unit unspecified)");
+TemporalHelpers.assertDuration(fourFortyEight.until(elevenFiftyNine, { largestUnit: "auto" }), 0, 0, 0, 0, 7, 11, 3, 0, 0, 0,  "does not include higher units than necessary (largest unit is auto)");
+TemporalHelpers.assertDuration(fourFortyEight.until(elevenFiftyNine, { largestUnit: "hours" }), 0, 0, 0, 0, 7, 11, 3, 0, 0, 0,  "does not include higher units than necessary (largest unit is hours)");
+TemporalHelpers.assertDuration(fourFortyEight.until(elevenFiftyNine, { largestUnit: "minutes" }), 0, 0, 0, 0, 0, 431, 3, 0, 0, 0, "does not include higher units than necessary (largest unit is minutes)");
+TemporalHelpers.assertDuration(fourFortyEight.until(elevenFiftyNine, { largestUnit: "seconds" }), 0, 0, 0, 0, 0, 0, 25863, 0, 0, 0, "does not include higher units than necessary (largest unit is seconds)");
+
+reportCompare(0, 0);