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Automatic update from web-platform-tests[WebIDL] Add tests for iterator objects and prototypes (#8796) wpt-commits: 73f03e31264cbe8acc554da744121e12ffe75baa wpt-pr: 8796 wpt-commits: 73f03e31264cbe8acc554da744121e12ffe75baa wpt-pr: 8796
27 lines
1.2 KiB
HTML
27 lines
1.2 KiB
HTML
<!doctype html>
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<meta charset="utf-8">
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<title>Default iterator objects</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script>
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test(() => {
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const iterator1 = new URLSearchParams()[Symbol.iterator]();
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const iterator2 = new URLSearchParams().keys();
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const iterator3 = new URLSearchParams().values();
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const iterator4 = new URLSearchParams().entries();
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assert_equals(Object.getPrototypeOf(iterator1), Object.getPrototypeOf(iterator2));
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assert_equals(Object.getPrototypeOf(iterator1), Object.getPrototypeOf(iterator3));
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assert_equals(Object.getPrototypeOf(iterator1), Object.getPrototypeOf(iterator4));
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}, "Default iterator objects for an interface have the same prototype");
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test(() => {
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const iterator = new URLSearchParams().entries();
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assert_equals(Object.prototype.toString.call(iterator), "[object URLSearchParams Iterator]");
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}, "Object.prototype.toString returns correct value");
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test(() => {
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const iterator = new URLSearchParams().entries();
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assert_equals(iterator[Symbol.toStringTag], "URLSearchParams Iterator");
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assert_equals(Object.getOwnPropertyDescriptor(iterator, Symbol.toStringTag), undefined);
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}, "@@toStringTag has correct value from prototype");
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</script>
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