| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script> |
| description("Tests that using defineProperty() does not clear existing setter if the new descriptor only has a getter"); |
| |
| evalAndLog('oldDescriptor = Object.getOwnPropertyDescriptor(HTMLInputElement.prototype, "value")'); |
| shouldBeType("oldDescriptor.get", "Function"); |
| shouldBeType("oldDescriptor.set", "Function"); |
| shouldBeTrue('oldDescriptor.enumerable'); |
| shouldBeTrue('oldDescriptor.configurable'); |
| |
| function newGetter() { } |
| debug(''); |
| debug('Override only the getter'); |
| evalAndLog('Object.defineProperty(HTMLInputElement.prototype, "value", { get: newGetter })'); |
| |
| debug(''); |
| evalAndLog('newDescriptor = Object.getOwnPropertyDescriptor(HTMLInputElement.prototype, "value")'); |
| shouldBe("newDescriptor.get", "newGetter"); |
| shouldBe("newDescriptor.set", "oldDescriptor.set"); |
| shouldBeTrue('newDescriptor.enumerable'); |
| shouldBeTrue('newDescriptor.configurable'); |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
