| <!doctype html> |
| <meta charset=utf-8> |
| <title>Properties of the window object</title> |
| <link rel="author" title="Ms2ger" href="mailto:Ms2ger@gmail.com"> |
| <link rel="help" href="http://ecma-international.org/ecma-262/5.1/#sec-15.1"> |
| <link rel="help" href="https://heycam.github.io/webidl/#interface-prototype-object"> |
| <link rel="help" href="https://heycam.github.io/webidl/#es-attributes"> |
| <link rel="help" href="https://heycam.github.io/webidl/#es-operations"> |
| <link rel="help" href="https://dom.spec.whatwg.org/#eventtarget"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/#window"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/#windowtimers"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/#windowbase64"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/#windowsessionstorage"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/#windowlocalstorage"> |
| <link rel="help" href="https://dvcs.w3.org/hg/editing/raw-file/tip/editing.html#dom-window-getselection"> |
| <link rel="help" href="http://dev.w3.org/csswg/cssom/#widl-def-Window"> |
| <link rel="help" href="http://dev.w3.org/csswg/cssom-view/#widl-def-Window"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <div id=log></div> |
| <script> |
| function assert_data_propdesc(pd, Writable, Enumerable, Configurable) { |
| assert_equals(typeof pd, "object"); |
| assert_equals(pd.writable, Writable); |
| assert_equals(pd.enumerable, Enumerable); |
| assert_equals(pd.configurable, Configurable); |
| } |
| function assert_accessor_propdesc(pd, hasSetter, Enumerable, Configurable) { |
| assert_equals(typeof pd, "object"); |
| assert_equals(typeof pd.get, "function"); |
| assert_true("set" in pd, |
| "Should always have a setter property on the property descriptor"); |
| assert_equals(typeof pd.set, hasSetter ? "function" : "undefined"); |
| assert_equals(pd.enumerable, Enumerable); |
| assert_equals(pd.configurable, Configurable); |
| } |
| |
| var unforgeableAttributes = [ |
| "window", |
| "document", |
| "location", |
| "top" |
| ]; |
| |
| var replaceableAttributes = [ |
| "self", |
| "locationbar", |
| "menubar", |
| "personalbar", |
| "scrollbars", |
| "statusbar", |
| "toolbar", |
| "frames", |
| "parent", |
| "external", |
| "length", |
| |
| // CSSOM-View |
| "screen", |
| "scrollX", |
| "scrollY", |
| "pageXOffset", |
| "pageYOffset", |
| "innerWidth", |
| "innerHeight", |
| "screenX", |
| "screenY", |
| "outerWidth", |
| "outerHeight", |
| "devicePixelRatio", |
| ]; |
| |
| var methods = [ |
| "close", |
| "stop", |
| "focus", |
| "blur", |
| "open", |
| "alert", |
| "confirm", |
| "prompt", |
| "print", |
| // See below: "showModalDialog", |
| "postMessage", |
| |
| // WindowBase64 |
| "btoa", |
| "atob", |
| |
| // WindowTimers |
| "setTimeout", |
| "clearTimeout", |
| "setInterval", |
| "clearInterval", |
| |
| // HTML Editing APIs |
| "getSelection", |
| |
| // CSSOM |
| "getComputedStyle", |
| |
| // CSSOM-View |
| "matchMedia", |
| "scroll", |
| "scrollTo", |
| "scrollBy" |
| ]; |
| |
| // We would like to remove showModalDialog from the platform, |
| // see <https://www.w3.org/Bugs/Public/show_bug.cgi?id=26437>. |
| if ("showModalDialog" in window) { |
| methods.push("showModalDialog"); |
| } |
| |
| var readonlyAttributes = [ |
| "history", |
| "frameElement", |
| "navigator", |
| "applicationCache", |
| |
| // WindowSessionStorage |
| "sessionStorage", |
| |
| // WindowLocalStorage |
| "localStorage", |
| ]; |
| |
| var writableAttributes = [ |
| "name", |
| "status", |
| "opener", |
| "onabort", |
| "onafterprint", |
| "onbeforeprint", |
| "onbeforeunload", |
| "onblur", |
| "oncancel", |
| "oncanplay", |
| "oncanplaythrough", |
| "onchange", |
| "onclick", |
| "onclose", |
| "oncontextmenu", |
| "oncuechange", |
| "ondblclick", |
| "ondrag", |
| "ondragend", |
| "ondragenter", |
| "ondragleave", |
| "ondragover", |
| "ondragstart", |
| "ondrop", |
| "ondurationchange", |
| "onemptied", |
| "onended", |
| "onerror", |
| "onfocus", |
| "onhashchange", |
| "oninput", |
| "oninvalid", |
| "onkeydown", |
| "onkeypress", |
| "onkeyup", |
| "onload", |
| "onloadeddata", |
| "onloadedmetadata", |
| "onloadstart", |
| "onmessage", |
| "onmousedown", |
| "onmousemove", |
| "onmouseout", |
| "onmouseover", |
| "onmouseup", |
| "onmousewheel", |
| "onoffline", |
| "ononline", |
| "onpause", |
| "onplay", |
| "onplaying", |
| "onpagehide", |
| "onpageshow", |
| "onpopstate", |
| "onprogress", |
| "onratechange", |
| "onreset", |
| "onresize", |
| "onscroll", |
| "onseeked", |
| "onseeking", |
| "onselect", |
| "onshow", |
| "onstalled", |
| "onstorage", |
| "onsubmit", |
| "onsuspend", |
| "ontimeupdate", |
| "onunload", |
| "onvolumechange", |
| "onwaiting" |
| ]; |
| |
| test(function() { |
| // 15.1.1 Value Properties of the Global Object |
| ["NaN", "Infinity", "undefined"].forEach(function(id) { |
| test(function() { |
| assert_true(id in window, id + " in window"); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| false, false, false); |
| }, "Value Property: " + id); |
| }); |
| }, "Value Properties of the Global Object"); |
| test(function() { |
| // 15.1.2 Function Properties of the Global Object |
| ["eval", "parseInt", "parseFloat", "isNaN", "isFinite"].forEach(function(id) { |
| test(function() { |
| assert_true(id in window, id + " in window"); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| true, false, true); |
| }, "Function Property: " + id); |
| }); |
| }, "Function Properties of the Global Object"); |
| test(function() { |
| // 15.1.3 URI Handling Function Properties |
| ["decodeURI", "decodeURIComponent", "encodeURI", "encodeURIComponent"].forEach(function(id) { |
| test(function() { |
| assert_true(id in window, id + " in window"); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| true, false, true); |
| }, "URI Handling Function Property: " + id); |
| }); |
| }, "URI Handling Function Properties"); |
| test(function() { |
| // 15.1.4 Constructor Properties of the Global Object |
| ["Object", "Function", "Array", "String", "Boolean", "Number", "Date", |
| "RegExp", "Error", "EvalError", "RangeError", "ReferenceError", |
| "SyntaxError", "TypeError", "URIError"].forEach(function(id) { |
| test(function() { |
| assert_true(id in window, id + " in window"); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| true, false, true); |
| }, "Constructor Property: " + id); |
| }); |
| }, "Constructor Properties of the Global Object"); |
| test(function() { |
| // 15.1.5 Other Properties of the Global Object |
| ["Math", "JSON"].forEach(function(id) { |
| test(function() { |
| assert_true(id in window, id + " in window"); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| true, false, true); |
| }, "Other Property: " + id); |
| }); |
| }, "Other Properties of the Global Object"); |
| test(function() { |
| // EventTarget interface |
| ["addEventListener", "removeEventListener", "dispatchEvent"].forEach(function(id) { |
| test(function() { |
| var EventTargetProto = EventTarget.prototype; |
| assert_true(id in window, id + " in window"); |
| assert_equals(window[id], EventTargetProto[id]); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(EventTargetProto, id), |
| true, true, true); |
| assert_equals(Object.getOwnPropertyDescriptor(window, id), undefined); |
| }, "EventTarget method: " + id); |
| }); |
| }, "EventTarget interface"); |
| test(function() { |
| // Window interface |
| methods.forEach(function(id) { |
| test(function() { |
| var WindowProto = Window.prototype; |
| assert_true(id in window, id + " in window"); |
| assert_false(id in WindowProto, id + " in Window.prototype"); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| true, true, true); |
| }, "Window method: " + id); |
| }); |
| readonlyAttributes.forEach(function(id) { |
| test(function() { |
| var WindowProto = Window.prototype; |
| assert_true(id in window, id + " in window"); |
| assert_false(id in WindowProto, id + " in Window.prototype"); |
| assert_accessor_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| false, true, true); |
| }, "Window readonly attribute: " + id); |
| }); |
| writableAttributes.forEach(function(id) { |
| test(function() { |
| var WindowProto = Window.prototype; |
| assert_true(id in window, id + " in window"); |
| assert_false(id in WindowProto, id + " in Window.prototype"); |
| assert_accessor_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| true, true, true); |
| }, "Window attribute: " + id); |
| }); |
| unforgeableAttributes.forEach(function(id) { |
| test(function() { |
| var WindowProto = Window.prototype; |
| assert_true(id in window, id + " in window"); |
| assert_false(id in WindowProto, id + " in Window.prototype"); |
| // location has a [PutForwards] extended attribute. |
| assert_accessor_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| id === "location", true, false); |
| }, "Window unforgeable attribute: " + id); |
| }); |
| replaceableAttributes.forEach(function(id) { |
| test(function() { |
| var WindowProto = Window.prototype; |
| assert_true(id in window, id + " in window"); |
| assert_false(id in WindowProto, id + " in Window.prototype"); |
| assert_accessor_propdesc(Object.getOwnPropertyDescriptor(window, id), |
| true, true, true); |
| }, "Window replaceable attribute: " + id); |
| }); |
| }, "Window interface"); |
| test(function() { |
| assert_equals(window.constructor, Window); |
| assert_false(window.hasOwnProperty("constructor"), "window.constructor should not be an own property."); |
| assert_data_propdesc(Object.getOwnPropertyDescriptor(Window.prototype, "constructor"), |
| true, false, true); |
| }, "constructor"); |
| </script> |
