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106 lines
3.7 KiB
JavaScript
106 lines
3.7 KiB
JavaScript
// Check a Touch object's attributes for existence and correct type
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// TA: 1.1.2, 1.1.3
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function check_Touch_object(t) {
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assert_equals(Object.prototype.toString.call(t), "[object Touch]", "touch is of type Touch");
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[
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["long", "identifier"],
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["EventTarget", "target"],
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["long", "screenX"],
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["long", "screenY"],
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["long", "clientX"],
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["long", "clientY"],
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["long", "pageX"],
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["long", "pageY"],
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["long", "radiusX"],
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["long", "radiusY"],
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["long", "rotationAngle"],
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["long", "force"],
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].forEach(function(attr) {
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var type = attr[0];
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var name = attr[1];
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// existence check
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assert_true(name in t, name + " attribute in Touch object");
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// type check
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switch (type) {
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case "long":
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assert_equals(typeof t[name], "number", name + " attribute of type long");
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break;
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case "EventTarget":
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// An event target is some type of Element
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assert_true(t[name] instanceof Element, "EventTarget must be an Element.");
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break;
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default:
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break;
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}
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});
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}
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// Check a TouchList object's attributes and methods for existence and proper type
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// Also make sure all of the members of the list are Touch objects
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// TA: 1.2.1, 1.2.2, 1.2.5, 1.2.6
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function check_TouchList_object(tl) {
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assert_equals(Object.prototype.toString.call(tl), "[object TouchList]", "touch list is of type TouchList");
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[
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["unsigned long", "length"],
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["function", "item"],
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].forEach(function(attr) {
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var type = attr[0];
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var name = attr[1];
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// existence check
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assert_true(name in tl, name + " attribute in TouchList");
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// type check
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switch (type) {
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case "unsigned long":
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assert_equals(typeof tl[name], "number", name + " attribute of type long");
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break;
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case "function":
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assert_equals(typeof tl[name], "function", name + " attribute of type function");
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break;
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default:
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break;
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}
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});
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// Each member of tl should be a proper Touch object
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for (var i = 0; i < tl.length; i++) {
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check_Touch_object(tl.item(i));
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}
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// TouchList.item(x) should return null if x is >= TouchList.length
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var t = tl.item(tl.length);
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assert_equals(t, null, "TouchList.item returns null if the index is >= the length of the list");
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}
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// Check a TouchEvent event's attributes for existence and proper type
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// Also check that each of the event's TouchList objects are valid
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// TA: 1.{3,4,5}.1.1, 1.{3,4,5}.1.2
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function check_TouchEvent(ev) {
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assert_true(ev instanceof TouchEvent, ev.type + " event is a TouchEvent event");
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[
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["TouchList", "touches"],
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["TouchList", "targetTouches"],
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["TouchList", "changedTouches"],
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["boolean", "altKey"],
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["boolean", "metaKey"],
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["boolean", "ctrlKey"],
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["boolean", "shiftKey"],
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].forEach(function(attr) {
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var type = attr[0];
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var name = attr[1];
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// existence check
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assert_true(name in ev, name + " attribute in " + ev.type + " event");
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// type check
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switch (type) {
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case "boolean":
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assert_equals(typeof ev[name], "boolean", name + " attribute of type boolean");
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break;
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case "TouchList":
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assert_equals(Object.prototype.toString.call(ev[name]), "[object TouchList]", name + " attribute of type TouchList");
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break;
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default:
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break;
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}
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});
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}
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