Temporal: Coverage for Temporal.ZonedDateTime

Author: anba

test/built-ins/Temporal/ZonedDateTime/from/argument-string-start-of-day-not-valid-epoch-nanoseconds.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.from
+description: >
+  Start-of-day is outside the valid epoch nanoseconds limits.
+info: |
+  Temporal.ZonedDateTime.from ( item [ , options ] )
+
+  1. Return ? ToTemporalZonedDateTime(item, options).
+
+  ToTemporalZonedDateTime ( item [ , options ] )
+
+  ...
+  8. Let epochNanoseconds be ? InterpretISODateTimeOffset(isoDate, time,
+     offsetBehaviour, offsetNanoseconds, timeZone, disambiguation, offsetOption,
+     matchBehaviour).
+  ...
+
+  InterpretISODateTimeOffset ( isoDate, time, offsetBehaviour, offsetNanoseconds,
+                               timeZone, disambiguation, offsetOption, matchBehaviour )
+
+  1. If time is start-of-day, then
+    a. Assert: offsetBehaviour is wall.
+    b. Assert: offsetNanoseconds is 0.
+    c. Return ? GetStartOfDay(timeZone, isoDate).
+  ...
+features: [Temporal]
+---*/
+
+assert.throws(
+  RangeError,
+  () => Temporal.ZonedDateTime.from("-271821-04-20[+01]"),
+  "From '-271821-04-20[+01]'"
+);
+
+assert.throws(
+  RangeError,
+  () => Temporal.ZonedDateTime.from("+275760-09-13[-01]"),
+  "From '+275760-09-13[-01]'"
+);

test/built-ins/Temporal/ZonedDateTime/get-prototype-from-constructor-throws.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime
+description: >
+  OrdinaryCreateFromConstructor returns with an abrupt completion.
+info: |
+  CreateTemporalZonedDateTime ( epochNanoseconds, timeZone, calendar [ , newTarget ] )
+
+  ...
+  3. Let object be ? OrdinaryCreateFromConstructor(newTarget,
+     "%Temporal.ZonedDateTime.prototype%", « [[InitializedTemporalZonedDateTime]],
+     [[EpochNanoseconds]], [[TimeZone]], [[Calendar]] »).
+  ...
+
+  OrdinaryCreateFromConstructor ( constructor, intrinsicDefaultProto [ , internalSlotsList ] )
+
+  ...
+  2. Let proto be ? GetPrototypeFromConstructor(constructor, intrinsicDefaultProto).
+  ...
+
+  GetPrototypeFromConstructor ( constructor, intrinsicDefaultProto )
+
+  ...
+  2. Let proto be ? Get(constructor, "prototype").
+  ...
+
+features: [Temporal]
+---*/
+
+var newTarget = Object.defineProperty(function(){}.bind(), "prototype", {
+  get() {
+    throw new Test262Error();
+  }
+});
+
+assert.throws(Test262Error, function() {
+  Reflect.construct(Temporal.ZonedDateTime, [0n, "UTC"], newTarget)
+});

test/built-ins/Temporal/ZonedDateTime/limits.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime
+description: >
+  RangeError thrown when epoch nanoseconds not valid.
+info: |
+  Temporal.ZonedDateTime ( epochNanoseconds, timeZone [ , calendar ] )
+
+  2. Set epochNanoseconds to ? ToBigInt(epochNanoseconds).
+  3. If IsValidEpochNanoseconds(epochNanoseconds) is false, throw a RangeError exception.
+  ...
+features: [Temporal]
+---*/
+
+var nsMaxInstant = 864n * 10n ** 19n;
+var nsMinInstant = -nsMaxInstant;
+
+var invalidEpochNanoseconds = [
+  nsMaxInstant + 1n,
+  nsMinInstant - 1n,
+  2n ** 128n,
+  -(2n ** 128n),
+];
+
+var timeZones = [
+  "UTC",
+  "+00",
+  "+01",
+  "-01",
+];
+
+for (var timeZone of timeZones) {
+  for (var epochNs of invalidEpochNanoseconds) {
+    assert.throws(
+      RangeError,
+      () => new Temporal.ZonedDateTime(epochNs, timeZone),
+      `epochNs = ${epochNs}, timeZone = ${timeZone}`
+    );
+  }
+}

test/built-ins/Temporal/ZonedDateTime/prototype/add/throw-when-intermediate-datetime-outside-valid-limits.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.add
+description: >
+  Throws RangeError when intermediate date-time is outside valid limits.
+info: |
+  Temporal.ZonedDateTime.prototype.add ( temporalDurationLike [ , options ] )
+
+  ...
+  3. Return ? AddDurationToZonedDateTime(add, zonedDateTime, temporalDurationLike, options).
+
+  AddDurationToZonedDateTime ( operation, zonedDateTime, temporalDurationLike, options )
+
+  ...
+  8. Let epochNanoseconds be ? AddZonedDateTime(zonedDateTime.[[EpochNanoseconds]], timeZone, calendar, internalDuration, overflow).
+  ...
+
+  AddZonedDateTime ( epochNanoseconds, timeZone, calendar, duration, overflow )
+
+  ...
+  4. Let intermediateDateTime be CombineISODateAndTimeRecord(addedDate, isoDateTime.[[Time]]).
+  5. If ISODateTimeWithinLimits(intermediateDateTime) is false, throw a RangeError exception.
+  ...
+features: [Temporal]
+---*/
+
+var nsMaxInstant = 864n * 10n**19n;
+var nsMinInstant = -nsMaxInstant;
+
+var epochNs = nsMinInstant;
+var zdt = new Temporal.ZonedDateTime(epochNs, "UTC");
+
+assert.throws(RangeError, () => zdt.add({days: -1}));

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

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.hoursinday
+description: >
+  Basic tests for hoursInDay.
+features: [Temporal]
+---*/
+
+var nsPerDay = 24n * 60n * 60n * 1000n * 1000n * 1000n;
+
+var epochNanoseconds = [
+  0n,
+  nsPerDay,
+  -nsPerDay,
+];
+
+var timeZones = [
+  "UTC",
+  "+00",
+  "+01",
+  "-01",
+];
+
+for (var timeZone of timeZones) {
+  for (var epochNs of epochNanoseconds) {
+    var zdt = new Temporal.ZonedDateTime(epochNs, timeZone);
+    assert.sameValue(zdt.hoursInDay, 24, `epochNs = ${epochNs}, timeZone = ${timeZone}`);
+  }
+}

test/built-ins/Temporal/ZonedDateTime/prototype/hoursInDay/get-start-of-day-throws.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.hoursinday
+description: >
+  GetStartOfDay throws a RangeError for values outside the valid limits.
+info: |
+  get Temporal.ZonedDateTime.prototype.hoursInDay
+
+  ...
+  7. Let todayNs be ? GetStartOfDay(timeZone, today).
+  8. Let tomorrowNs be ? GetStartOfDay(timeZone, tomorrow).
+  ...
+features: [Temporal]
+---*/
+
+var zdt;
+
+// GetStartOfDay for |today| fails.
+zdt = new Temporal.ZonedDateTime(-864n * 10n**19n, "-01");
+assert.throws(RangeError, () => zdt.hoursInDay);
+
+// GetStartOfDay for |today| fails.
+zdt = new Temporal.ZonedDateTime(-864n * 10n**19n, "+01");
+assert.throws(RangeError, () => zdt.hoursInDay);
+
+// GetStartOfDay for |tomorrow| fails.
+zdt = new Temporal.ZonedDateTime(864n * 10n**19n, "-01");
+assert.throws(RangeError, () => zdt.hoursInDay);

test/built-ins/Temporal/ZonedDateTime/prototype/round/get-start-of-day-throws.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.round
+description: >
+  GetStartOfDay throws a RangeError for values outside the valid limits.
+info: |
+  Temporal.ZonedDateTime.prototype.round ( roundTo )
+
+  ...
+  18. If smallestUnit is day, then
+    ...
+    c. Let startNs be ? GetStartOfDay(timeZone, dateStart).
+    ...
+    e. Let endNs be ? GetStartOfDay(timeZone, dateEnd).
+    ...
+features: [Temporal]
+---*/
+
+var roundTo = {smallestUnit: "days"};
+
+var zdt;
+
+// GetStartOfDay for |dateStart| fails.
+zdt = new Temporal.ZonedDateTime(-864n * 10n**19n, "-01");
+assert.throws(RangeError, () => zdt.round(roundTo));
+
+// GetStartOfDay for |dateStart| fails.
+zdt = new Temporal.ZonedDateTime(-864n * 10n**19n, "+01");
+assert.throws(RangeError, () => zdt.round(roundTo));
+
+// GetStartOfDay for |dateEnd| fails.
+zdt = new Temporal.ZonedDateTime(864n * 10n**19n, "-01");
+assert.throws(RangeError, () => zdt.round(roundTo));
+
+// GetStartOfDay for |dateEnd| fails.
+zdt = new Temporal.ZonedDateTime(864n * 10n**19n, "+00");
+assert.throws(RangeError, () => zdt.round(roundTo));
+
+// GetStartOfDay for |dateEnd| fails.
+zdt = new Temporal.ZonedDateTime(864n * 10n**19n, "+01");
+assert.throws(RangeError, () => zdt.round(roundTo));

test/built-ins/Temporal/ZonedDateTime/prototype/round/rounded-date-time-outside-valid-limits.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.round
+description: >
+  Throws RangeError when rounded ISO date-time is outside the valid limits.
+info: |
+  Temporal.ZonedDateTime.prototype.round ( roundTo )
+
+  ...
+  18. If smallestUnit is day, then
+    ...
+  19. Else,
+    a. Let roundResult be RoundISODateTime(isoDateTime, roundingIncrement,
+       smallestUnit, roundingMode).
+    ...
+    c. Let epochNanoseconds be ? InterpretISODateTimeOffset(roundResult.[[ISODate]],
+       roundResult.[[Time]], option, offsetNanoseconds, timeZone, compatible, prefer,
+       match-exactly).
+  ...
+features: [Temporal]
+---*/
+
+var nsMaxInstant = 864n * 10n**19n;
+
+var epochNs = nsMaxInstant;
+var zdt = new Temporal.ZonedDateTime(epochNs, "+23:59");
+
+var roundTo = {
+  smallestUnit: "minutes",
+  roundingIncrement: 10,
+  roundingMode: "ceil",
+};
+
+// |isoDateTime| is +275760-09-13T23:59.
+// |roundResult| is +275760-09-14T00:00, which is outside the valid limits.
+assert.throws(RangeError, () => zdt.round(roundTo));

test/built-ins/Temporal/ZonedDateTime/prototype/since/same-epoch-nanoseconds.js

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+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.zoneddatetime.prototype.since
+description: >
+  Returns a blank duration when epoch nanoseconds are equal.
+info: |
+  Temporal.ZonedDateTime.prototype.since ( other [ , options ] )
+
+  3. Return ? DifferenceTemporalZonedDateTime(since, zonedDateTime, other, options).
+
+  DifferenceTemporalZonedDateTime ( operation, zonedDateTime, other, options )
+
+  ...
+  8. If zonedDateTime.[[EpochNanoseconds]] = other.[[EpochNanoseconds]], then
+    a. Return ! CreateTemporalDuration(0, 0, 0, 0, 0, 0, 0, 0, 0, 0).
+  ...
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+var epochNanoseconds = [
+  0n,
+  1n,
+  -1n,
+];
+
+var timeZones = [
+  "UTC",
+  "+00",
+  "+01",
+  "-01",
+];
+
+var units = [
+  "years",
+  "months",
+  "weeks",
+  "days",
+  "hours",
+  "minutes",
+  "seconds",
+  "milliseconds",
+  "microseconds",
+  "nanoseconds",
+];
+
+for (var timeZone of timeZones) {
+  for (var epochNs of epochNanoseconds) {
+    var zdt = new Temporal.ZonedDateTime(epochNs, timeZone);
+    var other = new Temporal.ZonedDateTime(epochNs, timeZone);
+
+    for (var i = 0; i < units.length; ++i) {
+      for (var j = i; j < units.length; ++j) {
+        var options = {
+          largestUnit: units[i],
+          smallestUnit: units[j],
+        };
+
+        TemporalHelpers.assertDuration(
+          zdt.since(other, options),
+          0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+          `epochNs = ${epochNs}, timeZone = ${timeZone}, options = ${JSON.stringify(options)})`
+        );
+      }
+    }
+  }
+}