Add tests for DurationFormat PR 172 and 167

Test the order of resolvedOptions in default setting Also add test to check the reading order of options based on the property returned in the default setting resolvedOptions. tc39/proposal-intl-duration-format#167 tc39/proposal-intl-duration-format#172 https://tc39.es/proposal-intl-duration-format/#sec-Intl.DurationFormat.prototype.resolvedOptions These two PRs are presenting to TC39 2023-09 meeting Swap actual/expected order Update test/intl402/DurationFormat/constructor-option-read-order.js Co-authored-by: André Bargull <[email protected]> Fix per anba suggestion
tc39 · Jul 24, 2024 · 6b8006d · 6b8006d
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diff --git a/test/intl402/DurationFormat/constructor-option-read-order.js b/test/intl402/DurationFormat/constructor-option-read-order.js
@@ -0,0 +1,47 @@
+// Copyright 2023 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.DurationFormat
+description: Checks the order of option read.
+features: [Intl.DurationFormat]
+includes: [compareArray.js]
+---*/
+
+let optionKeys =  Object.keys((new Intl.DurationFormat()).resolvedOptions());
+let opt = {};
+let readKeys = new Array();
+// For each item returned by resolvedOptions of default, add a getter
+// to track the reading order.
+optionKeys.forEach((property) =>
+    Object.defineProperty(opt, property, {
+        get() {
+            readKeys[readKeys.length] = property;
+            return undefined;
+        },
+    }));
+let p = new Intl.DurationFormat(undefined, opt);
+assert.compareArray(
+    readKeys,
+    ['numberingSystem',
+    'style',
+    'years',
+    'yearsDisplay',
+    'months',
+    'monthsDisplay',
+    'weeks',
+    'weeksDisplay',
+    'days',
+    'daysDisplay',
+    'hours',
+    'hoursDisplay',
+    'minutes',
+    'minutesDisplay',
+    'seconds',
+    'secondsDisplay',
+    'milliseconds',
+    'millisecondsDisplay',
+    'microseconds',
+    'microsecondsDisplay',
+    'nanoseconds',
+    'nanosecondsDisplay']);
diff --git a/test/intl402/DurationFormat/prototype/resolvedOptions/return-keys-order-default.js b/test/intl402/DurationFormat/prototype/resolvedOptions/return-keys-order-default.js
@@ -0,0 +1,34 @@
+// Copyright 2023 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-intl.durationformat.prototype.resolvedoptions
+description: order of property keys for the object returned by resolvedOptions()
+features: [Intl.DurationFormat]
+includes: [compareArray.js]
+---*/
+
+assert.compareArray(
+    Object.keys((new Intl.DurationFormat()).resolvedOptions()),
+    ['locale',
+    'numberingSystem',
+    'style',
+    'years',
+    'yearsDisplay',
+    'months',
+    'monthsDisplay',
+    'weeks',
+    'weeksDisplay',
+    'days',
+    'daysDisplay',
+    'hours',
+    'hoursDisplay',
+    'minutes',
+    'minutesDisplay',
+    'seconds',
+    'secondsDisplay',
+    'milliseconds',
+    'millisecondsDisplay',
+    'microseconds',
+    'microsecondsDisplay',
+    'nanoseconds',
+    'nanosecondsDisplay']);