Temporal: Move remaining tests from Temporal/ZonedDateTime/old under staging into separate files under test/built-ins

test/built-ins/Temporal/ZonedDateTime/prototype/withPlainTime/basic.js

@@ -0,0 +1,27 @@
+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.withplaintime
+description: withPlainTime() works.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const zdt = Temporal.ZonedDateTime.from("2015-12-07T03:24:30.000003500[-08:00]");
+
+// withPlainTime({ hour: 10 }) works
+TemporalHelpers.assertZonedDateTimesEqual(
+    zdt.withPlainTime({ hour: 10 }),
+    Temporal.ZonedDateTime.from("2015-12-07T10:00:00-08:00[-08:00]"));
+
+// withPlainTime(time) works
+const time = new Temporal.PlainTime(11, 22);
+TemporalHelpers.assertZonedDateTimesEqual(
+    zdt.withPlainTime(time),
+    Temporal.ZonedDateTime.from("2015-12-07T11:22:00-08:00[-08:00]"));
+
+// withPlainTime('12:34') works
+TemporalHelpers.assertZonedDateTimesEqual(
+    zdt.withPlainTime("12:34"),
+    Temporal.ZonedDateTime.from( "2015-12-07T12:34:00-08:00[-08:00]"));

test/built-ins/Temporal/ZonedDateTime/prototype/withPlainTime/incorrectly-spelled-properties-ignored.js

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+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.withplaintime
+description: Incorrectly-spelled properties are ignored.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const zdt = Temporal.ZonedDateTime.from("2015-12-07T03:24:30.000003500[-08:00]");
+
+TemporalHelpers.assertZonedDateTimesEqual(
+    zdt.withPlainTime({
+        hour: 10,
+        seconds: 55
+    }),
+    Temporal.ZonedDateTime.from("2015-12-07T10:00:00-08:00[-08:00]"));

test/built-ins/Temporal/ZonedDateTime/prototype/withTimeZone/preserves-instant.js

@@ -0,0 +1,22 @@
+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.withtimezone
+description: Keeps instant the same.
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const zdt = Temporal.ZonedDateTime.from("2019-11-18T15:23:30.123456789+01:00[+01:00]");
+const zdt2 = zdt.withTimeZone("-08:00");
+
+assert.sameValue(zdt.epochNanoseconds, zdt2.epochNanoseconds);
+assert.sameValue(zdt2.timeZoneId, "-08:00");
+
+TemporalHelpers.assertPlainDateTime(
+    zdt.toPlainDateTime(),
+    2019, 11, "M11", 18, 15, 23, 30, 123, 456, 789);
+TemporalHelpers.assertPlainDateTime(
+    zdt2.toPlainDateTime(),
+    2019, 11, "M11", 18, 6, 23, 30, 123, 456, 789);