64 lines
2.3 KiB
HTML
64 lines
2.3 KiB
HTML
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<!DOCTYPE html>
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<script src="../resources/js-test-pre.js"></script>
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<script>
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description("Tests that Object.getOwnPropertyDescriptor() works correctly for [Unforgeable] IDL attributes.");
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function checkUnforgeablePropertyDescriptor(descriptor, readOnly)
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{
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shouldBeType("descriptor.get", "Function");
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if (readOnly)
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shouldBeUndefined("descriptor.set");
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else
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shouldBeType("descriptor.set", "Function");
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shouldBeTrue("descriptor.enumerable");
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shouldBeFalse("descriptor.configurable");
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invalidObject = { };
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shouldThrow("descriptor.get.call(invalidObject)");
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}
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debug("* Document.location");
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descriptor = Object.getOwnPropertyDescriptor(document, "location");
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checkUnforgeablePropertyDescriptor(descriptor);
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shouldBe("descriptor.get.call(document)", "document.location");
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var locationProperties = Object.getOwnPropertyNames(document.location);
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for (var i = 0; i < locationProperties.length; i++) {
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var propertyName = locationProperties[i];
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descriptor = Object.getOwnPropertyDescriptor(document.location, propertyName);
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if (descriptor.value)
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continue;
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debug("");
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debug("* Location." + propertyName);
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var isReadOnly = propertyName == "origin" || propertyName == "ancestorOrigins";
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checkUnforgeablePropertyDescriptor(descriptor, isReadOnly);
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if (propertyName != "ancestorOrigins")
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shouldBeTrue("descriptor.get.call(document.location) === document.location." + propertyName);
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}
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debug("");
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debug("* Window.location");
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descriptor = Object.getOwnPropertyDescriptor(window, "location");
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checkUnforgeablePropertyDescriptor(descriptor);
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shouldBeTrue("descriptor.get.call(window) === window.location");
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debug("");
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debug("* Window.window");
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descriptor = Object.getOwnPropertyDescriptor(window, "window");
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checkUnforgeablePropertyDescriptor(descriptor, true);
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shouldBeTrue("descriptor.get.call(window) === window.window");
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debug("");
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debug("* Window.top");
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descriptor = Object.getOwnPropertyDescriptor(window, "top");
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checkUnforgeablePropertyDescriptor(descriptor, true);
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shouldBeTrue("descriptor.get.call(window) === window.top");
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debug("");
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debug("* Window.document");
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descriptor = Object.getOwnPropertyDescriptor(window, "document");
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checkUnforgeablePropertyDescriptor(descriptor, true);
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</script>
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<script src="../resources/js-test-post.js"></script>
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