diff --git a/test/intl402/DateTimeFormat/prototype/format/temporal-objects-formatting.js b/test/intl402/DateTimeFormat/prototype/format/temporal-objects-formatting.js
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+++ b/test/intl402/DateTimeFormat/prototype/format/temporal-objects-formatting.js
@@ -0,0 +1,188 @@
+// Copyright (C) 2025 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-datetime-format-functions
+description: Different combinations of style options and Temporal types format correctly.
+locale: [en]
+features: [Temporal]
+---*/
+
+const dateFormatterShort = new Intl.DateTimeFormat("en-US", { dateStyle: "short", timeZone: "Pacific/Apia" });
+const dateFormatterMedium = new Intl.DateTimeFormat("en-US", { dateStyle: "medium", timeZone: "Pacific/Apia" });
+const dateFormatterLong = new Intl.DateTimeFormat("en-US", { dateStyle: "long", timeZone: "Pacific/Apia" });
+const dateFormatterFull = new Intl.DateTimeFormat("en-US", { dateStyle: "full", timeZone: "Pacific/Apia" });
+const timeFormatterShort = new Intl.DateTimeFormat("en-US", { timeStyle: "short", timeZone: "Pacific/Apia" });
+const timeFormatterMedium = new Intl.DateTimeFormat("en-US", { timeStyle: "medium", timeZone: "Pacific/Apia" });
+const timeFormatterLong = new Intl.DateTimeFormat("en-US", { timeStyle: "long", timeZone: "Pacific/Apia" });
+const timeFormatterFull = new Intl.DateTimeFormat("en-US", { timeStyle: "full", timeZone: "Pacific/Apia" });
+const dateTimeFormatterShort = new Intl.DateTimeFormat("en-US", { dateStyle: "short", timeStyle: "short", timeZone: "Pacific/Apia" });
+const dateTimeFormatterMedium = new Intl.DateTimeFormat("en-US", { dateStyle: "medium", timeStyle: "medium", timeZone: "Pacific/Apia" });
+const dateTimeFormatterLong = new Intl.DateTimeFormat("en-US", { dateStyle: "long", timeStyle: "long", timeZone: "Pacific/Apia" });
+const dateTimeFormatterFull = new Intl.DateTimeFormat("en-US", { dateStyle: "full", timeStyle: "full", timeZone: "Pacific/Apia" });
+const dateTimeFormatterShortLong = new Intl.DateTimeFormat("en-US", { dateStyle: "short", timeStyle: "long", timeZone: "Pacific/Apia" });
+const dateTimeFormatterShortMedium = new Intl.DateTimeFormat("en-US", { dateStyle: "short", timeStyle: "medium", timeZone: "Pacific/Apia" });
+const dateTimeFormatterShortFull = new Intl.DateTimeFormat("en-US", { dateStyle: "short", timeStyle: "full", timeZone: "Pacific/Apia" });
+const dateTimeFormatterMediumLong = new Intl.DateTimeFormat("en-US", { dateStyle: "medium", timeStyle: "long", timeZone: "Pacific/Apia" });
+const dateTimeFormatterMediumShort = new Intl.DateTimeFormat("en-US", { dateStyle: "medium", timeStyle: "short", timeZone: "Pacific/Apia" });
+const dateTimeFormatterMediumFull = new Intl.DateTimeFormat("en-US", { dateStyle: "medium", timeStyle: "full", timeZone: "Pacific/Apia" });
+const dateTimeFormatterLongMedium = new Intl.DateTimeFormat("en-US", { dateStyle: "long", timeStyle: "medium", timeZone: "Pacific/Apia" });
+const dateTimeFormatterLongShort = new Intl.DateTimeFormat("en-US", { dateStyle: "long", timeStyle: "short", timeZone: "Pacific/Apia" });
+const dateTimeFormatterLongFull = new Intl.DateTimeFormat("en-US", { dateStyle: "long", timeStyle: "full", timeZone: "Pacific/Apia" });
+const dateTimeFormatterFullMedium = new Intl.DateTimeFormat("en-US", { dateStyle: "full", timeStyle: "medium", timeZone: "Pacific/Apia" });
+const dateTimeFormatterFullShort = new Intl.DateTimeFormat("en-US", { dateStyle: "full", timeStyle: "short", timeZone: "Pacific/Apia" });
+const dateTimeFormatterFullLong = new Intl.DateTimeFormat("en-US", { dateStyle: "full", timeStyle: "long", timeZone: "Pacific/Apia" });
+
+const date = new Temporal.PlainDate(2021, 8, 4);
+const datetime = new Temporal.PlainDateTime(2021, 8, 4, 0, 30, 45, 123, 456, 789);
+const monthday = new Temporal.PlainMonthDay(8, 4, "gregory");
+const yearmonth = new Temporal.PlainYearMonth(2021, 8, "gregory");
+const time = new Temporal.PlainTime(0, 30, 45, 123, 456, 789);
+
+// PlainDate
+
+var dateResult = dateFormatterShort.format(date);
+assert.sameValue(dateResult, "8/4/21", "plain date, dateStyle=short");
+dateResult = dateFormatterMedium.format(date);
+assert.sameValue(dateResult, "Aug 4, 2021", "plain date, dateStyle=medium");
+dateResult = dateFormatterLong.format(date);
+assert.sameValue(dateResult, "August 4, 2021", "plain date, dateStyle=long");
+dateResult = dateFormatterFull.format(date);
+assert.sameValue(dateResult, "Wednesday, August 4, 2021", "plain date, dateStyle=full");
+assert.throws(TypeError, () => timeFormatterShort.format(date), "plain date, timeStyle=short");
+assert.throws(TypeError, () => timeFormatterMedium.format(date), "plain date, timeStyle=medium");
+assert.throws(TypeError, () => timeFormatterLong.format(date), "plain date, timeStyle=long");
+assert.throws(TypeError, () => timeFormatterFull.format(date), "plain date, timeStyle=full");
+dateResult = dateTimeFormatterShort.format(date);
+assert.sameValue(dateResult, "8/4/21", "plain date, dateStyle = timeStyle = short");
+dateResult = dateTimeFormatterMedium.format(date);
+assert.sameValue(dateResult, "Aug 4, 2021", "plain date, dateStyle = timeStyle = medium");
+dateResult = dateTimeFormatterLong.format(date);
+assert.sameValue(dateResult, "August 4, 2021", "plain date, dateStyle = timeStyle = long");
+dateResult = dateTimeFormatterFull.format(date);
+assert.sameValue(dateResult, "Wednesday, August 4, 2021", "plain date, dateStyle = timeStyle = full");
+dateResult = dateTimeFormatterShortLong.format(date);
+assert.sameValue(dateResult, "8/4/21", "plain date, dateStyle = short, timeStyle = long");
+
+// PlainDateTime
+
+var datetimeResult = dateFormatterShort.format(datetime);
+assert.sameValue(datetimeResult, "8/4/21", "plain datetime, dateStyle=short");
+datetimeResult = dateFormatterMedium.format(datetime);
+assert.sameValue(datetimeResult, "Aug 4, 2021", "plain datetime, dateStyle=medium");
+datetimeResult = dateFormatterLong.format(datetime);
+assert.sameValue(datetimeResult, "August 4, 2021", "plain datetime, dateStyle=long");
+datetimeResult = dateFormatterFull.format(datetime);
+assert.sameValue(datetimeResult, "Wednesday, August 4, 2021", "plain datetime, dateStyle=full");
+datetimeResult = timeFormatterShort.format(datetime);
+assert.sameValue(datetimeResult, "12:30 AM", "plain datetime, timeStyle=short");
+datetimeResult = timeFormatterMedium.format(datetime);
+assert.sameValue(datetimeResult, "12:30:45 AM", "plain datetime, timeStyle=medium");
+datetimeResult = timeFormatterLong.format(datetime);
+assert.sameValue(datetimeResult, "12:30:45 AM", "plain datetime, timeStyle=long");
+datetimeResult = timeFormatterFull.format(datetime);
+assert.sameValue(datetimeResult, "12:30:45 AM", "plain datetime, timeStyle=full");
+datetimeResult = dateTimeFormatterShort.format(datetime);
+assert.sameValue(datetimeResult, "8/4/21, 12:30 AM", "plain datetime, dateStyle = timeStyle = short");
+datetimeResult = dateTimeFormatterMedium.format(datetime);
+assert.sameValue(datetimeResult, "Aug 4, 2021, 12:30:45 AM", "plain datetime, dateStyle = timeStyle = medium");
+datetimeResult = dateTimeFormatterLong.format(datetime);
+assert.sameValue(datetimeResult, "August 4, 2021 at 12:30:45 AM", "plain datetime, dateStyle = timeStyle = long");
+datetimeResult = dateTimeFormatterFull.format(datetime);
+assert.sameValue(datetimeResult, "Wednesday, August 4, 2021 at 12:30:45 AM", "plain datetime, dateStyle = timeStyle = full");
+datetimeResult = dateTimeFormatterShortLong.format(datetime);
+assert.sameValue(datetimeResult, "8/4/2021, 12:30:45 AM", "plain datetime, dateStyle = short, timeStyle = long");
+datetimeResult = dateTimeFormatterShortMedium.format(datetime);
+assert.sameValue(datetimeResult, "8/4/21, 12:30:45 AM", "plain datetime, dateStyle = short, timeStyle = medium");
+datetimeResult = dateTimeFormatterShortFull.format(datetime);
+assert.sameValue(datetimeResult, "8/4/2021, 12:30:45 AM", "plain datetime, dateStyle = short, timeStyle = full");
+datetimeResult = dateTimeFormatterMediumLong.format(datetime);
+assert.sameValue(datetimeResult, "Aug 4, 2021, 12:30:45 AM", "plain datetime, dateStyle = medium, timeStyle = long");
+datetimeResult = dateTimeFormatterMediumShort.format(datetime);
+assert.sameValue(datetimeResult, "Aug 4, 2021, 12:30 AM", "plain datetime, dateStyle = medium, timeStyle = short");
+datetimeResult = dateTimeFormatterMediumFull.format(datetime);
+assert.sameValue(datetimeResult, "Aug 4, 2021, 12:30:45 AM", "plain datetime, dateStyle = medium, timeStyle = full");
+datetimeResult = dateTimeFormatterLongMedium.format(datetime);
+assert.sameValue(datetimeResult, "August 4, 2021 at 12:30:45 AM", "plain datetime, dateStyle = long, timeStyle = medium");
+datetimeResult = dateTimeFormatterLongShort.format(datetime);
+assert.sameValue(datetimeResult, "August 4, 2021 at 12:30 AM", "plain datetime, dateStyle = long, timeStyle = short");
+datetimeResult = dateTimeFormatterLongFull.format(datetime);
+assert.sameValue(datetimeResult, "August 4, 2021 at 12:30:45 AM", "plain datetime, dateStyle = long, timeStyle = full");
+datetimeResult = dateTimeFormatterFullMedium.format(datetime);
+assert.sameValue(datetimeResult, "Wednesday, August 4, 2021 at 12:30:45 AM", "plain datetime, dateStyle = full, timeStyle = medium");
+datetimeResult = dateTimeFormatterFullShort.format(datetime);
+assert.sameValue(datetimeResult, "Wednesday, August 4, 2021 at 12:30 AM", "plain datetime, dateStyle = full, timeStyle = short");
+datetimeResult = dateTimeFormatterFullLong.format(datetime);
+assert.sameValue(datetimeResult, "Wednesday, August 4, 2021 at 12:30:45 AM", "plain datetime, dateStyle = full, timeStyle = long");
+
+// PlainMonthDay
+
+var monthdayResult = dateFormatterShort.format(monthday);
+assert.sameValue(monthdayResult, "8/4", "plain monthday, dateStyle=short");
+monthdayResult = dateFormatterMedium.format(monthday);
+assert.sameValue(monthdayResult, "Aug 4", "plain monthday, dateStyle=medium");
+monthdayResult = dateFormatterLong.format(monthday);
+assert.sameValue(monthdayResult, "August 4", "plain monthday, dateStyle=long");
+monthdayResult = dateFormatterFull.format(monthday);
+assert.sameValue(monthdayResult, "August 4", "plain monthday, dateStyle=full");
+assert.throws(TypeError, () => timeFormatterShort.format(monthday), "plain monthday, timeStyle=short");
+assert.throws(TypeError, () => timeFormatterMedium.format(monthday), "plain monthday, timeStyle=medium");
+assert.throws(TypeError, () => timeFormatterLong.format(monthday), "plain monthday, timeStyle=long");
+assert.throws(TypeError, () => timeFormatterFull.format(monthday), "plain monthday, timeStyle=full");
+monthdayResult = dateTimeFormatterShort.format(monthday);
+assert.sameValue(monthdayResult, "8/4", "plain monthday, dateStyle = timeStyle = short");
+monthdayResult = dateTimeFormatterMedium.format(monthday);
+assert.sameValue(monthdayResult, "Aug 4", "plain monthday, dateStyle = timeStyle = medium");
+monthdayResult = dateTimeFormatterLong.format(monthday);
+assert.sameValue(monthdayResult, "August 4", "plain monthday, dateStyle = timeStyle = long");
+monthdayResult = dateTimeFormatterFull.format(monthday);
+assert.sameValue(monthdayResult, "August 4", "plain monthday, dateStyle = timeStyle = full");
+monthdayResult = dateTimeFormatterShortLong.format(monthday);
+assert.sameValue(monthdayResult, "8/4", "plain monthday, dateStyle = short, timeStyle = long");
+
+// PlainYearMonth
+
+var yearmonthResult = dateFormatterShort.format(yearmonth);
+assert.sameValue(yearmonthResult, "8/21", "plain yearmonth, dateStyle=short");
+yearmonthResult = dateFormatterMedium.format(yearmonth);
+assert.sameValue(yearmonthResult, "Aug 2021", "plain yearmonth, dateStyle=medium");
+yearmonthResult = dateFormatterLong.format(yearmonth);
+assert.sameValue(yearmonthResult, "August 2021", "plain yearmonth, dateStyle=long");
+yearmonthResult = dateFormatterFull.format(yearmonth);
+assert.sameValue(yearmonthResult, "August 2021", "plain yearmonth, dateStyle=full");
+assert.throws(TypeError, () => timeFormatterShort.format(yearmonth), "plain yearmonth, timeStyle=short");
+assert.throws(TypeError, () => timeFormatterMedium.format(yearmonth), "plain yearmonth, timeStyle=medium");
+assert.throws(TypeError, () => timeFormatterLong.format(yearmonth), "plain yearmonth, timeStyle=long");
+assert.throws(TypeError, () => timeFormatterFull.format(yearmonth), "plain yearmonth, timeStyle=full");
+yearmonthResult = dateTimeFormatterShort.format(yearmonth);
+assert.sameValue(yearmonthResult, "8/21", "plain yearmonth, dateStyle = timeStyle = short");
+yearmonthResult = dateTimeFormatterMedium.format(yearmonth);
+assert.sameValue(yearmonthResult, "Aug 2021", "plain yearmonth, dateStyle = timeStyle = medium");
+yearmonthResult = dateTimeFormatterLong.format(yearmonth);
+assert.sameValue(yearmonthResult, "August 2021", "plain yearmonth, dateStyle = timeStyle = long");
+yearmonthResult = dateTimeFormatterFull.format(yearmonth);
+assert.sameValue(yearmonthResult, "August 2021", "plain yearmonth, dateStyle = timeStyle = full");
+yearmonthResult = dateTimeFormatterShortLong.format(yearmonth);
+assert.sameValue(yearmonthResult, "8/21", "plain yearmonth, dateStyle = short, timeStyle = long");
+
+// PlainTime
+
+assert.throws(TypeError, () => dateFormatterShort.format(time), "plain time, dateStyle=short");
+assert.throws(TypeError, () => dateFormatterMedium.format(time), "plain time, dateStyle=medium");
+assert.throws(TypeError, () => dateFormatterLong.format(time), "plain time, dateStyle=long");
+var timeResult = timeFormatterShort.format(time);
+assert.sameValue(timeResult, "12:30 AM", "plain time, dateStyle=short");
+timeResult = timeFormatterMedium.format(time);
+assert.sameValue(timeResult, "12:30:45 AM", "plain time, dateStyle=medium");
+timeResult = timeFormatterLong.format(time);
+assert.sameValue(timeResult, "12:30:45 AM", "plain time, dateStyle=long");
+timeResult = dateTimeFormatterShort.format(time);
+assert.sameValue(timeResult, "12:30 AM", "plain time, dateStyle = timeStyle = short");
+timeResult = dateTimeFormatterMedium.format(time);
+assert.sameValue(timeResult, "12:30:45 AM", "plain time, dateStyle = timeStyle = medium");
+timeResult = dateTimeFormatterLong.format(time);
+assert.sameValue(timeResult, "12:30:45 AM", "plain time, dateStyle = timeStyle = long");
+timeResult = dateTimeFormatterFull.format(time);
+assert.sameValue(timeResult, "12:30:45 AM", "plain time, dateStyle = timeStyle = full");
+timeResult = dateTimeFormatterShortLong.format(time);
+assert.sameValue(timeResult, "12:30:45 AM", "plain time, dateStyle = short, timeStyle = long");