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-rw-r--r--js/src/tests/non262/Intl/PluralRules/call.js53
1 files changed, 53 insertions, 0 deletions
diff --git a/js/src/tests/non262/Intl/PluralRules/call.js b/js/src/tests/non262/Intl/PluralRules/call.js
new file mode 100644
index 0000000000..9412fa44d0
--- /dev/null
+++ b/js/src/tests/non262/Intl/PluralRules/call.js
@@ -0,0 +1,53 @@
+// |reftest| skip-if(!this.hasOwnProperty("Intl"))
+
+function IsIntlService(c) {
+ return typeof c === "function" &&
+ c.hasOwnProperty("prototype") &&
+ c.prototype.hasOwnProperty("resolvedOptions");
+}
+
+function thisValues() {
+ const intlConstructors = Object.getOwnPropertyNames(Intl).map(name => Intl[name]).filter(IsIntlService);
+
+ return [
+ // Primitive values.
+ ...[undefined, null, true, "abc", Symbol(), 123],
+
+ // Object values.
+ ...[{}, [], /(?:)/, function(){}, new Proxy({}, {})],
+
+ // Intl objects.
+ ...[].concat(...intlConstructors.map(ctor => {
+ let args = [];
+ if (ctor === Intl.DisplayNames) {
+ // Intl.DisplayNames can't be constructed without any arguments.
+ args = [undefined, {type: "language"}];
+ }
+
+ return [
+ // Instance of an Intl constructor.
+ new ctor(...args),
+
+ // Instance of a subclassed Intl constructor.
+ new class extends ctor {}(...args),
+
+ // Object inheriting from an Intl constructor prototype.
+ Object.create(ctor.prototype),
+
+ // Intl object not inheriting from its default prototype.
+ Object.setPrototypeOf(new ctor(...args), Object.prototype),
+ ];
+ })),
+ ];
+}
+
+// Intl.PluralRules cannot be invoked as a function.
+assertThrowsInstanceOf(() => Intl.PluralRules(), TypeError);
+
+// Also test with explicit this-value.
+for (let thisValue of thisValues()) {
+ assertThrowsInstanceOf(() => Intl.PluralRules.call(thisValue), TypeError);
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);