| OLD | NEW |
|---|
| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <script src="../../resources/testharness.js"></script> |
| 3 <script src="../../resources/testharnessreport.js"></script> |
| 4 <script> |
| 5 test(() => { |
| 6 var getter_called = false; |
| 7 var element = document.createElement("div"); |
| 8 var element_style = element.style; |
| 9 var descriptor = Object.getOwnPropertyDescriptor(HTMLElement.prototype,
"style"); |
| 10 |
| 11 Object.defineProperty(element, "style", { |
| 12 get: function () { |
| 13 getter_called = true; |
| 14 return element_style; |
| 15 }, |
| 16 set: descriptor.set |
| 17 }); |
| 18 |
| 19 element.style = "color: green"; |
| 20 |
| 21 assert_true(getter_called, "Overridden getter should be called"); |
| 22 assert_equals(element_style.color, "green", "Put forwarding still works"
); |
| 23 }, "Overriding getter of [PutForwards] attribute"); |
| 24 |
| 25 test(() => { |
| 26 var setter_called = false; |
| 27 var element = document.createElement("div"); |
| 28 var element_style = element.style; |
| 29 var descriptor = Object.getOwnPropertyDescriptor(CSSStyleDeclaration.pro
totype, "cssText"); |
| 30 |
| 31 Object.defineProperty(element_style, "cssText", { |
| 32 get: descriptor.get, |
| 33 set: function (v) { |
| 34 setter_called = true; |
| 35 descriptor.set.call(this, v); |
| 36 } |
| 37 }); |
| 38 |
| 39 element.style = "color: green"; |
| 40 |
| 41 assert_true(setter_called, "Overridden setter should be called"); |
| 42 assert_equals(element_style.color, "green", "Put forwarding still works"
); |
| 43 }, "Overriding setter of [PutForwards] target attribute"); |
| 44 |
| 45 test(() => { |
| 46 var element = document.createElement("div"); |
| 47 var element_style = element.style; |
| 48 var fake_style = { cssText: "original" }; |
| 49 var descriptor = Object.getOwnPropertyDescriptor(HTMLElement.prototype,
"style"); |
| 50 |
| 51 Object.defineProperty(element, "style", { |
| 52 get: function () { |
| 53 return fake_style; |
| 54 }, |
| 55 set: descriptor.set |
| 56 }); |
| 57 |
| 58 element.style = "color: green"; |
| 59 |
| 60 assert_equals(element_style.cssText, "", "Original value intact"); |
| 61 assert_equals(fake_style.cssText, "color: green", "Fake style object upd
ated"); |
| 62 }, "Overriding target of [PutForwards] attribute"); |
| 63 |
| 64 test(() => { |
| 65 var element = document.createElement("div"); |
| 66 var descriptor = Object.getOwnPropertyDescriptor(HTMLElement.prototype,
"style"); |
| 67 |
| 68 Object.defineProperty(element, "style", { |
| 69 get: function () { |
| 70 throw "exception"; |
| 71 }, |
| 72 set: descriptor.set |
| 73 }); |
| 74 |
| 75 assert_throws(null, () => element.style = "color: green"); |
| 76 }, "Exception propagation from getter of [PutForwards] attribute"); |
| 77 |
| 78 test(() => { |
| 79 var element = document.createElement("div"); |
| 80 var element_style = element.style; |
| 81 var descriptor = Object.getOwnPropertyDescriptor(CSSStyleDeclaration.pro
totype, "cssText"); |
| 82 |
| 83 Object.defineProperty(element_style, "cssText", { |
| 84 get: descriptor.get, |
| 85 set: function (v) { |
| 86 throw "exception"; |
| 87 } |
| 88 }); |
| 89 |
| 90 assert_throws(null, () => element.style = "color: green"); |
| 91 }, "Exception propagation from setter of [PutForwards] target attribute"); |
| 92 |
| 93 test(() => { |
| 94 var element = document.createElement("div"); |
| 95 var descriptor = Object.getOwnPropertyDescriptor(HTMLElement.prototype,
"style"); |
| 96 |
| 97 Object.defineProperty(element, "style", { |
| 98 get: function () { |
| 99 return null; |
| 100 }, |
| 101 set: descriptor.set |
| 102 }); |
| 103 |
| 104 assert_throws(new TypeError, () => element.style = "color: green"); |
| 105 }, "TypeError when getter of [PutForwards] attribute returns non-object"); |
| 106 </script> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2733763003:
Reimplement [PutForwards] per spec (Closed)
