Approved test files copied to approved directory
authorArt Barstow <art.barstow@nokia.com>
Sat, 08 Dec 2012 17:02:45 -0500
changeset 165 5a5df40e3cbf
parent 164 7f5c482f6f02
child 166 b9f83586a43b
Approved test files copied to approved directory
tests/touch-events-v1/approved/README.txt
tests/touch-events-v1/approved/create-touch-touchlist.html
tests/touch-events-v1/approved/multi-touch-interactions.html
tests/touch-events-v1/approved/multi-touch-interactions.js
tests/touch-events-v1/approved/multi-touch-interfaces.html
tests/touch-events-v1/approved/single-touch.html
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/touch-events-v1/approved/README.txt	Sat Dec 08 17:02:45 2012 -0500
@@ -0,0 +1,23 @@
+The files in this directory are part of the test suite for the
+Web Events WG's Touch Events spec:
+
+  <http://w3.org/TR/touchevents/>
+
+The following file is used to for single touch point testing. It was
+copied from:
+
+  <http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Moz-Nok-Goog/single-touch.html>
+
+1. single-touch.html ; copied from <http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Moz-Nok-Goog/single-touch.html>
+
+The following files are used for multiple touch point testing. The files
+were copied from:
+
+  <http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Nokia/>
+
+1. create-touch-touchlist.html
+2. multi-touch-interactions.html
+3. multi-touch-interactions.js
+4. multi-touch-interfaces.html
+
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/touch-events-v1/approved/create-touch-touchlist.html	Sat Dec 08 17:02:45 2012 -0500
@@ -0,0 +1,197 @@
+<!DOCTYPE HTML>
+<html>
+<!-- 
+    Test cases for Touch Events v1 Candiate Recommendation
+    http://www.w3.org/TR/2011/CR-touch-events-20111215/
+
+	These tests are based on Mozilla-Nokia-Google's single-touch tests. 
+	http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Moz-Nok-Goog/single-touch.html
+
+	The primary purpose of the tests in this document is checking that the createTouch and createTouchList interfaces of the Touch Events APIs are correctly implemented.
+	Other interactions are covered in other test files.
+
+    This document references Test Assertions (abbrev TA below) written by Cathy Chan
+    http://www.w3.org/2010/webevents/wiki/TestAssertions
+-->
+
+<head>
+<title>Touch Events createTouch and createTouchList Interface Tests</title>
+<meta name="viewport" content="width=device-width">
+<script src="../../../testharness.js"></script>
+<script>
+	setup({explicit_done: true});
+
+	var hasIdentifiedTouch = true;
+
+	// Check a Touch object's atttributes for existence and correct type
+	// TA: 1.1.2, 1.1.3
+	function check_Touch_object (t) {
+		test(function() {
+			assert_equals(Object.prototype.toString.call(t), "[object Touch]", "touch is of type Touch");
+		}, "touch point is a Touch object");
+		[
+			["long", "identifier"],
+			["EventTarget", "target"],
+			["long", "screenX"],
+			["long", "screenY"],
+			["long", "clientX"],
+			["long", "clientY"],
+			["long", "pageX"],
+			["long", "pageY"],
+		].forEach(function(attr) {
+			var type = attr[0];
+			var name = attr[1];
+
+			// existence check
+			test(function() {
+				assert_true(name in t, name + " attribute in Touch object");
+			}, "Touch." + name + " attribute exists");
+
+			// type check
+			switch(type) {
+			case "long":
+				test(function() {
+					assert_equals(typeof t[name], "number", name + " attribute of type long");
+				}, "Touch." + name + " attribute is of type number (long)");
+				break;
+			case "EventTarget":
+				// An event target is some type of Element
+				test(function() {
+					assert_true(t[name] instanceof Element, "EventTarget must be an Element.");
+				}, "Touch." + name + " attribute is of type Element");
+				break;
+			default:
+				break;
+			}
+		}); 
+	}
+
+	// Check a TouchList object's attributes and methods for existence and proper type
+	// Also make sure all of the members of the list are Touch objects
+	// TA: 1.2.1, 1.2.2, 1.2.5, 1.2.6
+	function check_TouchList_object (tl) {
+		test(function() {
+			assert_equals(Object.prototype.toString.call(tl), "[object TouchList]", "touch list is of type TouchList");
+		}, "touch list is a TouchList object");
+		test(function() {
+			// A common failure mode (eg. WebKit bug 96294), don't report multiple errors for it
+			hasIdentifiedTouch = 'identifiedTouch' in tl;
+			assert_true(hasIdentifiedTouch);
+		}, "TouchList contains an identifiedTouch property");
+		[
+			["unsigned long", "length"],
+			["function", "item"],
+			["function", "identifiedTouch"],
+		].forEach(function(attr) {
+			var type = attr[0];
+			var name = attr[1];
+
+			if (name == "identifiedTouch" && !hasIdentifiedTouch)
+				return;
+			  
+			// existence check
+			test(function() {
+				assert_true(name in tl, name + " attribute in TouchList");
+			}, "TouchList." + name + " attribute exists");
+
+			// type check
+			switch(type) {
+			case "unsigned long":
+				test(function() {
+					assert_equals(typeof tl[name], "number", name + " attribute of type long");
+				}, "TouchList." + name + " attribute is of type number (unsigned long)");
+				break;
+			case "function":
+				test(function() {
+					assert_equals(typeof tl[name], "function", name + " attribute of type long");
+				}, "TouchList." + name + " attribute is of type function");
+				break;
+			default:
+				break;
+			}
+		}); 
+		// Each member of tl should be a proper Touch object
+		for (var i=0; i < tl.length; i++) {
+			check_Touch_object(tl.item(i));
+		}
+		// identifiedTouch should return the member Touch object with the specified identifier
+		test(function() {
+			if (hasIdentifiedTouch) {
+				for (var i=0; i < tl.length; i++) {
+					assert_equals(tl.item(i), tl.identifiedTouch(tl.item(i).identifier), "TouchList.identifiedTouch returns the correct item");
+				}
+			}
+		}, "TouchList.identifiedTouch returns the correct item");
+	}
+
+    function check_touch_clientXY(touch) {
+		assert_equals(touch.clientX, touch.pageX - window.pageXOffset, "touch.clientX is touch.pageX - window.pageXOffset.");
+		assert_equals(touch.clientY, touch.pageY - window.pageYOffset, "touch.clientY is touch.pageY - window.pageYOffset.");
+    }
+
+	function run() {
+		var target0 = document.getElementById("target0");
+		var touch1, touch2;
+
+		test(function() {
+			touch1 = document.createTouch(window, target0, 42, 15, 20, 35, 40);
+			assert_equals(touch1.target, target0, "touch.target is target0");
+			assert_equals(touch1.identifier, 42, "touch.identifier is requested value");
+			assert_equals(touch1.pageX, 15, "touch.pageX is requested value");
+			assert_equals(touch1.pageY, 20, "touch.pageY is requested value");
+			check_touch_clientXY(touch1);
+			assert_equals(touch1.screenX, 35, "touch.screenX is requested value");
+			assert_equals(touch1.screenY, 40, "touch.screenY is requested value");
+		}, "document.createTouch exists and creates a Touch object with requested properties");
+
+		touch2 = document.createTouch(window, target0, 44, 25, 30, 45, 50);
+
+		var touchList;
+
+		test(function() {
+			touchList = document.createTouchList(touch1);
+			assert_equals(touchList.length, 1, "touchList.length is 1");
+			assert_equals(touchList.item(0), touch1, "touchList.item(0) is input touch1");
+		}, "document.createTouchList exists and correctly creates a TouchList from a single Touch");
+
+		if (touchList)
+			check_TouchList_object(touchList);
+
+		test(function() {
+			touchList = document.createTouchList([touch1]);
+			assert_equals(touchList.length, 1, "touchList.length is 1");
+			assert_equals(touchList.item(0), touch1, "touchList.item(0) is input touch1");
+			if (touchList)
+				check_TouchList_object(touchList);
+		}, "document.createTouchList exists and correctly creates a TouchList from a Touch array of 1 item");
+		
+		test(function() {
+			touchList = document.createTouchList([touch1, touch2]);
+			assert_equals(touchList.length, 2, "touchList.length is 2");
+			assert_equals(touchList.item(0), touch1, "touchList.item(0) is input touch1");
+			assert_equals(touchList.item(1), touch2, "touchList.item(1) is input touch2");
+			if (touchList)
+				check_TouchList_object(touchList);
+		}, "document.createTouchList exists and correctly creates a TouchList from a Touch array of 2 items");
+
+		target0.innerHTML = "Test complete."
+		done();
+	}
+</script>
+<style>
+	div {
+		margin: 0em;
+		padding: 2em;
+	}
+    #target0 {
+		background: yellow;
+		border: 1px solid orange;
+    }
+</style>
+</head>
+<body onload="run()">
+	<h1>Touch Events: createTouch and createTouchList tests</h1>
+	<div id="target0">Please wait for test to complete...</div>
+	<div id="log"></div>
+</body>
+</html>
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/touch-events-v1/approved/multi-touch-interactions.html	Sat Dec 08 17:02:45 2012 -0500
@@ -0,0 +1,48 @@
+<!DOCTYPE HTML>
+<html>
+<!-- 
+	Test cases for Touch Events v1 Candiate Recommendation
+	http://www.w3.org/TR/2011/CR-touch-events-20111215/
+
+	These tests are based on Mozilla-Nokia-Google's single-touch tests and to some extent Olli Pettay's multi-touch tests. 
+	http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Moz-Nok-Goog/single-touch.html
+	http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Mozilla/multi-touch.html
+
+	The primary purpose of the tests in this document is checking that the interactions of various Touch events are correctly implemented under any touch patterns
+
+	This document references Test Assertions (abbrev TA below) written by Cathy Chan
+	http://www.w3.org/2010/webevents/wiki/TestAssertions
+-->
+
+<head>
+<title>Touch Events Multi-Touch Interaction Test</title>
+<meta name="viewport" content="width=device-width">
+<script src="../../../testharness.js"></script>
+<script src="multi-touch-interactions.js"></script>
+<style>
+	div {
+		margin: 0em;
+		padding: 1.5em;
+	}
+	#target0 {
+		background: yellow;
+		border: 1px solid orange;
+	}
+	#target1 {
+		background: lightblue;
+		border: 1px solid blue;
+	}
+</style>
+</head>
+<body onload="run()">
+	<h1>Touch Events: Multi-Touch Interaction Test</h1>
+	<div id="target0">
+		Touch this box with one finger, then another one...
+	</div>
+	<div id="target1">
+		...then drag to this box, then touch with a third finger, and lift all your fingers.
+	</div>
+	<div id="debug"></div>
+	<div id="log"></div>
+</body>
+</html>
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/touch-events-v1/approved/multi-touch-interactions.js	Sat Dec 08 17:02:45 2012 -0500
@@ -0,0 +1,371 @@
+setup({explicit_done: true});
+
+var debug = document.getElementById("debug");
+
+function debug_print (x) {
+/* uncomment below statement to show debug messages */
+//	document.getElementById("debug").innerHTML += x;
+}
+
+var starting_elements = {};
+
+function check_list_subset_of_targetlist(list, list_name, targetlist, targetlist_name) {
+	var exist_in_targetlist;
+	for(i=0; i<list.length; i++) {
+		exist_in_targetlist=false;
+		for(j=0; j<targetlist.length; j++)
+			if(list.item(i).identifier==targetlist.item(j).identifier)
+				exist_in_targetlist=true;
+
+		assert_true(exist_in_targetlist, list_name + ".item("+i+") exists in " + targetlist_name);
+	}
+}
+
+function check_list_subset_of_two_targetlists(list, list_name, targetlist1, targetlist1_name, targetlist2, targetlist2_name) {
+	var exist_in_targetlists;
+	for(i=0; i<list.length; i++) {
+		exist_in_targetlists=false;
+		for(j=0; j<targetlist1.length; j++)
+			if(list.item(i).identifier==targetlist1.item(j).identifier)
+				exist_in_targetlists=true;
+
+		if(!exist_in_targetlists)
+			for(j=0; j<targetlist2.length; j++)
+				if(list.item(i).identifier==targetlist2.item(j).identifier)
+					exist_in_targetlists=true;
+					
+		assert_true(exist_in_targetlists, list_name + ".item("+i+") exists in " + targetlist1_name + " or " + targetlist2_name);
+	}
+
+}
+
+function is_at_least_one_item_in_targetlist(list, targetlist) {
+	for(i=0; i<list.length; i++)
+		for(j=0; j<targetlist.length; j++)
+			if(list.item(i).identifier==targetlist.item(j).identifier)
+				return true;
+
+	return false;
+}
+
+function check_no_item_in_targetlist(list, list_name, targetlist, targetlist_name) {
+	for(i=0; i<list.length; i++)
+		for(j=0; j<targetlist.length; j++) {
+			assert_false(list.item(i).identifier==targetlist.item(j).identifier, list_name + ".item("+i+") exists in " + targetlist_name);
+			return;
+		}
+}
+
+function check_targets(list, target) {
+	for(i=0; i<list.length; i++)
+		assert_true(list.item(i).target==target, "item(" + i + ").target is element receiving event");
+}
+
+function check_starting_elements(list) {
+	for (i=0; i<list.length; i++) {
+		assert_equals(list.item(i).target, starting_elements[list.item(i).identifier], "item(" + i + ").target matches starting element");
+	}
+}
+
+function run() {
+	var target0 = document.getElementById("target0");
+	var target1 = document.getElementById("target1");
+
+	var test_touchstart = async_test("touchstart event received");
+	var test_touchmove = async_test("touchmove event received");
+	var test_touchend = async_test("touchend event received");
+	var test_mousedown = async_test("Interaction with mouse events");
+
+	var touchstart_received = 0;
+	var touchmove_received = 0;
+	var touchend_received = 0;
+	var touchstart_identifier;
+	
+	// last received touch lists for comparison
+	var last_touches;
+	var last_targetTouches={};
+	var last_changedTouches={};
+
+	on_event(window, "touchstart", function onTouchStart(ev) {		 
+		// process event only if it's targeted at target0 or target1
+		if(ev.target != target0 && ev.target != target1 )
+			return;		
+		
+		ev.preventDefault();
+
+		if(!touchstart_received) {
+			// Check event ordering TA: 1.6.1
+			test_touchstart.step(function() {
+				assert_true(touchmove_received==0, "touchstart precedes touchmove");
+				assert_true(touchend_received==0, "touchstart precedes touchend");
+			});
+			test_touchstart.done();
+			test_mousedown.done(); // If we got here, then the mouse event test is not needed.
+		}
+		touchstart_received++;
+	
+		// TA: 1.3.2.2, 1.3.2.4
+		test(function() {
+			assert_true(ev.changedTouches.length >= 1, "changedTouches.length is at least 1");
+			assert_true(ev.changedTouches.length <= ev.touches.length, "changedTouches.length is smaller than touches.length");
+			check_list_subset_of_targetlist(ev.changedTouches, "changedTouches", ev.touches, "touches");
+		}, "touchstart #" + touchstart_received + ": changedTouches is a subset of touches");
+
+		// TA: 1.3.3.2, 1.3.3.3
+		test(function() {
+			assert_true(ev.targetTouches.length >= 1, "targetTouches.length is at least 1");
+			assert_true(ev.targetTouches.length <= ev.touches.length, "targetTouches.length is smaller than touches.length");
+			check_list_subset_of_targetlist(ev.targetTouches, "targetTouches", ev.touches, "touches");
+		}, "touchstart #" + touchstart_received + ": targetTouches is a subset of touches");
+
+		// TA: 1.3.3.9
+		test(function() {
+			check_targets(ev.targetTouches, ev.target);
+		}, "touchstart #" + touchstart_received + ": targets of targetTouches are correct");
+		
+		// TA: 1.3.4.2
+		test(function() {
+			assert_true(ev.touches.length >= 1, "touches.length is at least 1");
+		}, "touchstart #" + touchstart_received + ": touches.length is valid");
+		
+		if(touchstart_received == 1) {
+			// TA: 1.3.3.5, 1.3.3.7
+			test(function() {
+				assert_true(ev.targetTouches.length <= ev.changedTouches.length, "targetTouches.length is smaller than changedTouches.length");
+				check_list_subset_of_targetlist(ev.targetTouches, "targetTouches", ev.changedTouches, "changedTouches");
+			}, "touchstart #" + touchstart_received + ": targetTouches is a subset of changedTouches");
+			
+			// TA: 1.3.4.3
+			test(function() {
+				assert_true(ev.touches.length==ev.changedTouches.length, "touches and changedTouches have the same length");
+			}, "touchstart #" + touchstart_received + ": touches and changedTouches have the same length");
+		} else {
+			// TA: 1.3.3.6
+			test(function() {
+				var diff_in_targetTouches = ev.targetTouches.length - (last_targetTouches[ev.target.id] ? last_targetTouches[ev.target.id].length : 0);
+				assert_true(diff_in_targetTouches > 0, "targetTouches.length is larger than last received targetTouches.length");
+				assert_true(diff_in_targetTouches <= ev.changedTouches.length, "change in targetTouches.length is smaller than changedTouches.length");
+			}, "touchstart #" + touchstart_received + ": change in targetTouches.length is valid");
+		
+			// TA: 1.3.3.8
+			test(function() {
+				assert_true(is_at_least_one_item_in_targetlist(ev.targetTouches, ev.changedTouches), "at least one item of targetTouches is in changedTouches");
+			}, "touchstart #" + touchstart_received + ": at least one targetTouches item in changedTouches");
+			
+			// TA: 1.3.4.4
+			test(function() {				
+				var diff_in_touches = ev.touches.length - last_touches.length;
+				assert_true(diff_in_touches > 0, "touches.length is larger than last received touches.length");
+				assert_true(diff_in_touches == ev.changedTouches.length, "change in touches.length equals changedTouches.length");
+			}, "touchstart #" + touchstart_received + ": change in touches.length is valid");
+			
+			// TA: 1.3.4.5
+			test(function() {
+				check_list_subset_of_two_targetlists(ev.touches, "touches", ev.changedTouches, "changedTouches", last_touches, "last touches");
+			}, "touchstart #" + touchstart_received + ": touches is subset of {changedTouches, last received touches}");
+		}
+		
+		// save starting element of each new touch point
+		for (i=0; i<ev.changedTouches.length; i++) {
+			starting_elements[ev.changedTouches.item(i).identifier] = ev.changedTouches.item(i).target;
+		}
+		
+		last_touches = ev.touches;
+		last_targetTouches[ev.target.id] = ev.targetTouches;
+		last_changedTouches = {};	// changedTouches are only saved for touchend events
+	});
+
+	on_event(window, "touchmove", function onTouchMove(ev) {
+		// process event only if it's targeted at target0 or target1
+		if(ev.target != target0 && ev.target != target1 )
+			return;		
+
+		ev.preventDefault();
+
+		// TA: 1.6.1
+		test_touchmove.step(function() {
+			assert_true(touchstart_received>0, "touchmove follows touchstart");
+			// assert_false(touchend_received, "touchmove precedes touchend"); // this applies to scenario tests
+		});
+		test_touchmove.done();
+
+		touchmove_received++;
+
+		// do the detailed checking only for a few times
+		if(touchmove_received<6) {
+			// TA: 1.4.2.2, 1.4.2.4
+			test(function() {
+				assert_true(ev.changedTouches.length >= 1, "changedTouches.length is at least 1");
+				assert_true(ev.changedTouches.length <= ev.touches.length, "changedTouches.length is smaller than touches.length");
+				check_list_subset_of_targetlist(ev.changedTouches, "changedTouches", ev.touches, "touches");
+			}, "touchmove #" + touchmove_received + ": changedTouches is a subset of touches");
+
+			// TA: 1.4.3.2, 1.4.3.4
+			test(function() {
+				assert_true(ev.targetTouches.length >= 1, "targetTouches.length is at least 1");
+				assert_true(ev.targetTouches.length <= ev.touches.length, "targetTouches.length is smaller than touches.length");
+				check_list_subset_of_targetlist(ev.targetTouches, "targetTouches", ev.touches, "touches");
+			}, "touchmove #" + touchmove_received + ": targetTouches is a subset of touches");
+			
+			// TA: 1.4.3.6
+			test(function() {
+				assert_true(is_at_least_one_item_in_targetlist(ev.targetTouches, ev.changedTouches), "at least one item of targetTouches is in changedTouches");
+			}, "touchmove #" + touchmove_received + ": at least one targetTouches item in changedTouches");
+
+			// TA: 1.4.3.8
+			test(function() {
+				check_targets(ev.targetTouches, ev.target);
+			}, "touchmove #" + touchmove_received + ": targets of targetTouches are correct");
+			
+			// TA: 1.4.4.2
+			test(function() {
+				assert_true(ev.touches.length==last_touches.length, "length of touches is same as length of last received touches");
+				check_list_subset_of_targetlist(ev.touches, "touches", last_touches, "last received touches");
+			}, "touchmove #" + touchmove_received + ": touches must be same as last received touches");
+
+			// TA: 1.6.3
+			check_starting_element(ev.changedTouches);
+		}
+		
+		last_touches = ev.touches;
+		last_targetTouches[ev.target.id] = ev.targetTouches;		
+		last_changedTouches = {};	// changedTouches are only saved for touchend events
+	});
+
+	on_event(window, "touchend", function onTouchEnd(ev) {
+		// process event only if it's targeted at target0 or target1
+		if(ev.target != target0 && ev.target != target1 )
+			return;		
+
+		test_touchend.step(function() {
+			assert_true(touchstart_received>0, "touchend follows touchstart");
+		});
+		test_touchend.done();
+
+		touchend_received++;
+		
+		debug_print("touchend #" + touchend_received + ":<br>");
+		debug_print("changedTouches.length=" + ev.changedTouches.length + "<br>");
+		debug_print("targetTouches.length=" + ev.targetTouches.length + "<br>");
+		debug_print("touches.length=" + ev.touches.length + "<br>");
+		for(i=0; i<ev.changedTouches.length; i++)
+			debug_print("changedTouches.item(" + i + ").target=" + ev.changedTouches.item(i).target.id + "<br>");
+		
+		// TA: 1.5.2.2
+		test(function() {
+			assert_true(ev.changedTouches.length >= 1, "changedTouches.length is at least 1");
+		}, "touchend #" + touchend_received + ": length of changedTouches is valid");
+		
+		// TA: 1.5.2.3
+		test(function() {
+			check_list_subset_of_targetlist(ev.changedTouches, "changedTouches", last_touches, "last received touches");
+		}, "touchend #" + touchend_received + ": changedTouches is a subset of last received touches");
+
+		// TA: 1.5.2.4, 1.5.2.5
+		test(function() {
+			check_no_item_in_targetlist(ev.changedTouches, "changedTouches", ev.touches, "touches");
+			check_no_item_in_targetlist(ev.changedTouches, "changedTouches", ev.targetTouches, "targetTouches");
+		}, "touchend #" + touchend_received + ": no item in changedTouches are in touches or targetTouches");
+		
+		// TA: 1.5.2.6
+		test(function() {
+			var found=false;
+			for (i=0; i<ev.changedTouches.length; i++)
+				if (ev.changedTouches.item(i).target == ev.target)
+					found=true;
+			assert_true(found, "at least one item in changedTouches has matching target");
+		}, "touchend #" + touchend_received + ": at least one item in changedTouches targeted at this element");
+		
+		// TA: 1.5.3.2, 1.5.3.3
+		test(function() {
+			assert_true(ev.targetTouches.length >= 0, "targetTouches.length is non-negative");
+			assert_true(ev.targetTouches.length <= ev.touches.length, "targetTouches.length is smaller than touches.length");
+			check_list_subset_of_targetlist(ev.targetTouches, "targetTouches", ev.touches, "touches");
+		}, "touchend #" + touchend_received + ": targetTouches is a subset of touches");
+		
+		// TA: 1.5.3.5 (new)
+		test(function() {
+			check_targets(ev.targetTouches, ev.target);
+		}, "touchend #" + touchend_received + ": targets of targetTouches are correct");
+
+		// In some cases, when multiple touch points are released simultaneously
+		// the UA would dispatch the "same" touchend event (same changedTouches, same touches, but possibly different targetTouches)
+		// to each of the elements that are starting elments of the released touch points.
+		// in these situations, the subsequent events are exempt from TA 1.5.3.4 and 1.5.4.2
+		var same_event_as_last = false;
+		if (last_changedTouches && last_changedTouches.length==ev.changedTouches.length) {
+			same_event_as_last = true; // assume true until proven otherwise
+			for (i=0; i<last_changedTouches.length; i++) {
+				var match = false;
+				for (j=0; j<ev.changedTouches.length; j++) 
+					if (last_changedTouches.item(i) == ev.changedTouches.item(j)) {
+						match = true;
+						break;
+					}
+				if (!match)
+					same_event_as_last = false;
+			}
+		}
+			
+		if (!same_event_as_last) {
+			// TA: 1.5.3.4
+			// Getting semi-random failures on this and 1.5.4.2.
+			// See 1.5.4.2. Not sure if it's the same issue...
+			test(function() {
+				assert_true(last_targetTouches[ev.target.id].length > 0, "last received targetTouches.length is not zero");
+				var diff_in_targetTouches = last_targetTouches[ev.target.id].length - ev.targetTouches.length;
+				debug_print("diff_in_targetTouches=" + diff_in_targetTouches + "<br>");
+				assert_true(diff_in_targetTouches > 0, "targetTouches.length is smaller than last received targetTouches.length");
+				assert_true(diff_in_targetTouches <= ev.changedTouches.length, "change in targetTouches.length is smaller than changedTouches.length");
+			}, "touchend #" + touchend_received + ": change in targetTouches.length is valid");
+			
+			// TA: 1.5.4.2
+			// Getting semi-random failures on this and 1.5.3.4.
+			// It looks like if fingers are lifted simultaneously, the "same" touchend event can be dispatched to two target elements
+			// but adapted to the element (same touches, changedTouches but different targetTouches).
+			// When one event is processed after another, ev.touches would end up being identical to last_touches, leading  to failure.
+			// Question is why done() does not stop the processing of the latter event.
+			test(function() {
+				assert_true(last_touches.length > 0, "last received touches.length is not zero");
+				var diff_in_touches = last_touches.length - ev.touches.length;
+				debug_print("diff_in_touches=" + diff_in_touches + "<br>");
+				assert_true(diff_in_touches > 0, "touches.length is smaller than last received touches.length");
+				assert_equals(diff_in_touches, ev.changedTouches.length, "change in touches.length equals changedTouches.length");
+			}, "touchend #" + touchend_received + ": change in touches.length is valid");
+		}
+		
+		// TA: 1.6.4
+		debug_print("touchend #" + touchend_received + ": TA 1.6.4<br>");
+		test(function() {
+			check_starting_elements(ev.changedTouches);
+		}, "touchend #" + touchend_received + ": event dispatched to correct element<br>");
+
+		debug_print("touchend #" + touchend_received + ": saving touch lists<br>");
+		
+		last_touches = ev.touches;
+		last_targetTouches[ev.target.id] = ev.targetTouches;
+		last_changedTouches = ev.changedTouches;
+		
+		debug_print("touchend #" + touchend_received + ": done<br>");
+		if(ev.touches.length==0)
+			done();
+	});
+
+	on_event(target0, "mousedown", function onMouseDown(ev) {
+		test_mousedown.step(function() {
+			assert_true(touchstart_received,
+				"The touchstart event must be dispatched before any mouse " +
+				"events. (If this fails, it might mean that the user agent does " +
+				"not implement W3C touch events at all.)"
+			);
+		});
+		test_mousedown.done();
+
+		if (!touchstart_received) {
+			// Abort the tests.  If touch events are not supported, then most of
+			// the other event handlers will never be called, and the test will
+			// time out with misleading results.
+			done();
+		}
+	});
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/touch-events-v1/approved/multi-touch-interfaces.html	Sat Dec 08 17:02:45 2012 -0500
@@ -0,0 +1,294 @@
+<!DOCTYPE HTML>
+<html>
+<!-- 
+     Test cases for Touch Events v1 Candiate Recommendation
+     http://www.w3.org/TR/2011/CR-touch-events-20111215/
+
+     These tests are based on Mozilla-Nokia-Google's single-touch tests and to some extent Olli Pettay's multi-touch tests. 
+	 http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Moz-Nok-Goog/single-touch.html
+     http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Mozilla/multi-touch.html
+
+	 The primary purpose of the tests in this document is checking that the various interfaces of the Touch Events APIs are correctly implemented.
+	 Other interactions are covered in other test files.
+
+     This document references Test Assertions (abbrev TA below) written by Cathy Chan
+     http://www.w3.org/2010/webevents/wiki/TestAssertions
+-->
+
+<head>
+<title>Touch Events Multi-Touch Interface Tests</title>
+<meta name="viewport" content="width=device-width">
+<script src="../../../testharness.js"></script>
+<script>
+    setup({explicit_done: true});
+
+    var hasIdentifiedTouch = true;
+    
+    // Check a Touch object's atttributes for existence and correct type
+    // TA: 1.1.2, 1.1.3
+    function check_Touch_object (t) {
+        test(function() {
+           assert_equals(Object.prototype.toString.call(t), "[object Touch]", "touch is of type Touch");
+        }, "touch point is a Touch object");
+        [
+          ["long", "identifier"],
+          ["EventTarget", "target"],
+          ["long", "screenX"],
+          ["long", "screenY"],
+          ["long", "clientX"],
+          ["long", "clientY"],
+          ["long", "pageX"],
+          ["long", "pageY"],
+        ].forEach(function(attr) {
+            var type = attr[0];
+            var name = attr[1];
+
+            // existence check
+            test(function() {
+                assert_true(name in t, name + " attribute in Touch object");
+            }, "Touch." + name + " attribute exists");
+
+            // type check
+            switch(type) {
+            case "long":
+                test(function() {
+                    assert_equals(typeof t[name], "number", name + " attribute of type long");
+                }, "Touch." + name + " attribute is of type number (long)");
+                break;
+            case "EventTarget":
+                // An event target is some type of Element
+                test(function() {
+                    assert_true(t[name] instanceof Element, "EventTarget must be an Element.");
+                }, "Touch." + name + " attribute is of type Element");
+                break;
+            default:
+                break;
+            }
+       }); 
+    }
+
+    // Check a TouchList object's attributes and methods for existence and proper type
+    // Also make sure all of the members of the list are Touch objects
+    // TA: 1.2.1, 1.2.2, 1.2.5, 1.2.6
+    function check_TouchList_object (tl) {
+        test(function() {
+           assert_equals(Object.prototype.toString.call(tl), "[object TouchList]", "touch list is of type TouchList");
+        }, "touch list is a TouchList object");
+		if(hasIdentifiedTouch) {
+			test(function() {
+				// A common failure mode (eg. WebKit bug 96294), don't report multiple errors for it
+				hasIdentifiedTouch = 'identifiedTouch' in tl;
+				assert_true(hasIdentifiedTouch);
+			}, "TouchList contains an identifiedTouch property");
+		}
+        [
+          ["unsigned long", "length"],
+          ["function", "item"],
+          ["function", "identifiedTouch"],
+        ].forEach(function(attr) {
+            var type = attr[0];
+            var name = attr[1];
+
+            if (name == "identifiedTouch" && !hasIdentifiedTouch)
+              return;
+              
+            // existence check
+            test(function() {
+                assert_true(name in tl, name + " attribute in TouchList");
+            }, "TouchList." + name + " attribute exists");
+
+            // type check
+            switch(type) {
+            case "unsigned long":
+                test(function() {
+                    assert_equals(typeof tl[name], "number", name + " attribute of type long");
+                }, "TouchList." + name + " attribute is of type number (unsigned long)");
+                break;
+            case "function":
+                test(function() {
+                    assert_equals(typeof tl[name], "function", name + " attribute of type long");
+                }, "TouchList." + name + " attribute is of type function");
+                break;
+            default:
+                break;
+            }
+       }); 
+       // Each member of tl should be a proper Touch object
+       for (var i=0; i < tl.length; i++) {
+           check_Touch_object(tl.item(i));
+       }
+       // identifiedTouch should return the member Touch object with the specified identifier
+	   test(function() {
+		   if (hasIdentifiedTouch) {
+			  for (var i=0; i < tl.length; i++) {
+				  assert_equals(tl.item(i), tl.identifiedTouch(tl.item(i).identifier), "TouchList.identifiedTouch returns the correct item");
+			   }
+		   }
+		}, "TouchList.identifiedTouch returns the correct item");
+    }
+
+    // Check a TouchEvent event's attributes for existence and proper type
+    // Also check that each of the event's TouchList objects are valid
+    // TA: 1.{3,4,5}.1.1, 1.{3,4,5}.1.2
+    function check_TouchEvent(ev) {
+        test(function() {
+           assert_true(ev instanceof TouchEvent, "event is a TouchEvent event");
+        }, ev.type + " event is a TouchEvent event");
+        [
+          ["TouchList", "touches"],
+          ["TouchList", "targetTouches"],
+          ["TouchList", "changedTouches"],
+          ["boolean", "altKey"],
+          ["boolean", "metaKey"],
+          ["boolean", "ctrlKey"],
+          ["boolean", "shiftKey"],
+        ].forEach(function(attr) {
+            var type = attr[0];
+            var name = attr[1];
+
+            // existence check
+            test(function() {
+                assert_true(name in ev, name + " attribute in " + ev.type + " event");
+            }, ev.type + "." + name + " attribute exists");
+
+            // type check
+            switch(type) {
+            case "boolean":
+                test(function() {
+                    assert_equals(typeof ev[name], "boolean", name + " attribute of type boolean");
+                }, ev.type + "." + name + " attribute is of type boolean");
+                break;
+            case "TouchList":
+                test(function() {
+                    assert_equals(Object.prototype.toString.call(ev[name]), "[object TouchList]", name + " attribute of type TouchList");
+                }, ev.type + "." + name + " attribute is of type TouchList");
+                // Now check the validity of the TouchList
+                check_TouchList_object(ev[name]);
+                break;
+            default:
+                break;
+            }
+       }); 
+    }
+    
+    function is_touch_over_element(touch, element) {
+      var bounds = element.getBoundingClientRect();
+      return touch.pageX >= bounds.left && touch.pageX <= bounds.right &&
+          touch.pageY >= bounds.top && touch.pageY <= bounds.bottom;
+    }
+    
+    function check_touch_clientXY(touch) {
+      assert_equals(touch.clientX, touch.pageX - window.pageXOffset, "touch.clientX is touch.pageX - window.pageXOffset.");
+      assert_equals(touch.clientY, touch.pageY - window.pageYOffset, "touch.clientY is touch.pageY - window.pageYOffset.");
+    }
+
+    function run() {
+		var target0 = document.getElementById("target0");
+		var target1 = document.getElementById("target1");
+
+		var test_touchstart = async_test("touchstart event received");
+		var test_touchmove = async_test("touchmove event received");
+		var test_touchend = async_test("touchend event received");
+		var test_mousedown = async_test("Interaction with mouse events");
+
+		var touchstart_received = 0;
+		var touchmove_received = false;
+		var touchend_received = false;
+		var invalid_touchmove_received = false;
+
+		on_event(target0, "touchstart", function onTouchStart(ev) {
+			ev.preventDefault();
+
+			if(!touchstart_received) {
+				// Check event ordering TA: 1.6.2
+				test_touchstart.step(function() {
+					assert_false(touchmove_received, "touchstart precedes touchmove");
+					assert_false(touchend_received, "touchstart precedes touchend");
+				});
+				test_touchstart.done();
+				test_mousedown.done(); // If we got here, then the mouse event test is not needed.
+			}
+			
+			if(++touchstart_received <= 2)
+				check_TouchEvent(ev);
+		});
+
+		on_event(target0, "touchmove", function onTouchMove(ev) {
+			ev.preventDefault();
+
+			if (touchmove_received)
+			  return;
+			touchmove_received = true;
+
+			test_touchmove.step(function() {
+				assert_true(touchstart_received>0, "touchmove follows touchstart");
+				assert_false(touchend_received, "touchmove precedes touchend");
+			});
+			test_touchmove.done();
+
+			check_TouchEvent(ev);
+		});
+
+		on_event(target1, "touchmove", function onTouchMove(ev) {
+			invalid_touchmove_received = true;
+		});
+
+		on_event(window, "touchend", function onTouchEnd(ev) {
+			touchend_received = true;
+
+			test_touchend.step(function() {
+				assert_true(touchstart_received>0, "touchend follows touchstart");
+				assert_true(touchmove_received, "touchend follows touchmove");
+				assert_false(invalid_touchmove_received, "touchmove dispatched to correct target");
+			});
+			test_touchend.done();
+
+			check_TouchEvent(ev);
+			done();
+		});
+
+		on_event(target0, "mousedown", function onMouseDown(ev) {
+			test_mousedown.step(function() {
+				assert_true(touchstart_received,
+					"The touchstart event must be dispatched before any mouse " +
+					"events. (If this fails, it might mean that the user agent does " +
+					"not implement W3C touch events at all.)"
+				);
+			});
+			test_mousedown.done();
+
+			if (!touchstart_received) {
+				// Abort the tests.  If touch events are not supported, then most of
+				// the other event handlers will never be called, and the test will
+				// time out with misleading results.
+				done();
+			}
+		});
+	}
+</script>
+<style>
+	div {
+		margin: 0em;
+		padding: 2em;
+	}
+	#target0 {
+		background: yellow;
+		border: 1px solid orange;
+	}
+	#target1 {
+		background: lightblue;
+		border: 1px solid blue;
+	}
+</style>
+</head>
+<body onload="run()">
+	<h1>Touch Events: multi-touch interface tests</h1>
+	<div id="target0">
+		Touch this box with one finger, then another one...
+	</div>
+	<div id="target1">
+		...then drag to this box and lift your fingers.
+	</div>
+	<div id="log"></div>
+</body>
+</html>
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/touch-events-v1/approved/single-touch.html	Sat Dec 08 17:02:45 2012 -0500
@@ -0,0 +1,408 @@
+<!DOCTYPE HTML>
+<html>
+<!-- 
+     Test cases for Touch Events v1 Candiate Recommendation
+     http://www.w3.org/TR/2011/CR-touch-events-20111215/
+
+     These tests are based on Matt Bruebeck's single-touch tests. 
+     There are NO multi-touch tests in this document.
+     http://w3c-test.org/webevents/tests/touch-events-v1/submissions/Mozilla/single-touch.html
+
+     This document references Test Assertions (abbrev TA below) written by Cathy Chan
+     http://www.w3.org/2010/webevents/wiki/TestAssertions
+-->
+
+<head>
+  <title>Touch Events tests (based on Matt Brubeck's single-touch tests)</title>
+  <meta name="viewport" content="width=device-width">
+  <script src="../../../testharness.js"></script>
+  <script>
+    setup({explicit_done: true});
+
+    var hasIdentifiedTouch = true;
+    
+    // Check a Touch object's atttributes for existence and correct type
+    // TA: 1.1.2, 1.1.3
+    function check_Touch_object (t) {
+        test(function() {
+           assert_equals(Object.prototype.toString.call(t), "[object Touch]", name + " attribute of type TouchList");
+        }, "touch point is a Touch object");
+        [
+          ["long", "identifier"],
+          ["EventTarget", "target"],
+          ["long", "screenX"],
+          ["long", "screenY"],
+          ["long", "clientX"],
+          ["long", "clientY"],
+          ["long", "pageX"],
+          ["long", "pageY"],
+        ].forEach(function(attr) {
+            var type = attr[0];
+            var name = attr[1];
+
+            // existence check
+            test(function() {
+                assert_true(name in t, name + " attribute in Touch object");
+            }, "Touch." + name + " attribute exists");
+
+            // type check
+            switch(type) {
+            case "long":
+                test(function() {
+                    assert_equals(typeof t[name], "number", name + " attribute of type long");
+                }, "Touch." + name + " attribute is of type number (long)");
+                break;
+            case "EventTarget":
+                // An event target is some type of Element
+                test(function() {
+                    assert_true(t[name] instanceof Element, "EventTarget must be an Element.");
+                }, "Touch." + name + " attribute is of type Element");
+                break;
+            default:
+                break;
+            }
+       }); 
+    }
+
+    // Check a TouchList object's attributes and methods for existence and proper type
+    // Also make sure all of the members of the list are Touch objects
+    // TA: 1.2.1, 1.2.2, 1.2.5
+    function check_TouchList_object (tl) {
+        test(function() {
+           assert_equals(Object.prototype.toString.call(tl), "[object TouchList]", name + " attribute of type TouchList");
+        }, "touch list is a TouchList object");
+        [
+          ["unsigned long", "length"],
+          ["function", "item"],
+          ["function", "identifiedTouch"],
+        ].forEach(function(attr) {
+            var type = attr[0];
+            var name = attr[1];
+
+            if (name == "identifiedTouch" && !hasIdentifiedTouch)
+              return;
+              
+            // existence check
+            test(function() {
+                assert_true(name in tl, name + " attribute in TouchList");
+            }, "TouchList." + name + " attribute exists");
+
+            // type check
+            switch(type) {
+            case "unsigned long":
+                test(function() {
+                    assert_equals(typeof tl[name], "number", name + " attribute of type long");
+                }, "TouchList." + name + " attribute is of type number (unsigned long)");
+                break;
+            case "function":
+                test(function() {
+                    assert_equals(typeof tl[name], "function", name + " attribute of type long");
+                }, "TouchList." + name + " attribute is of type function");
+                break;
+            default:
+                break;
+            }
+       }); 
+       // Each member of tl should be a proper Touch object
+       for (var i=0; i < tl.length; i++) {
+           check_Touch_object(tl.item(i));
+       }
+    }
+
+    // Check a TouchEvent event's attributes for existence and proper type
+    // Also check that each of the event's TouchList objects are valid
+    // TA: 1.{3,4,5}.1.1, 1.{3,4,5}.1.2
+    function check_TouchEvent(ev) {
+        test(function() {
+           assert_true(ev instanceof TouchEvent, "event is a TouchEvent event");
+        }, ev.type + " event is a TouchEvent event");
+        [
+          ["TouchList", "touches"],
+          ["TouchList", "targetTouches"],
+          ["TouchList", "changedTouches"],
+          ["boolean", "altKey"],
+          ["boolean", "metaKey"],
+          ["boolean", "ctrlKey"],
+          ["boolean", "shiftKey"],
+        ].forEach(function(attr) {
+            var type = attr[0];
+            var name = attr[1];
+
+            // existence check
+            test(function() {
+                assert_true(name in ev, name + " attribute in " + ev.type + " event");
+            }, ev.type + "." + name + " attribute exists");
+
+            // type check
+            switch(type) {
+            case "boolean":
+                test(function() {
+                    assert_equals(typeof ev[name], "boolean", name + " attribute of type boolean");
+                }, ev.type + "." + name + " attribute is of type boolean");
+                break;
+            case "TouchList":
+                test(function() {
+                    assert_equals(Object.prototype.toString.call(ev[name]), "[object TouchList]", name + " attribute of type TouchList");
+                }, ev.type + "." + name + " attribute is of type TouchList");
+                // Now check the validity of the TouchList
+                check_TouchList_object(ev[name]);
+                break;
+            default:
+                break;
+            }
+       }); 
+    }
+    
+    function is_touch_over_element(touch, element) {
+      var bounds = element.getBoundingClientRect();
+      return touch.pageX >= bounds.left && touch.pageX <= bounds.right &&
+          touch.pageY >= bounds.top && touch.pageY <= bounds.bottom;
+    }
+    
+    function check_touch_clientXY(touch) {
+      assert_equals(touch.clientX, touch.pageX - window.pageXOffset, "touch.clientX is touch.pageX - window.pageXOffset.");
+      assert_equals(touch.clientY, touch.pageY - window.pageYOffset, "touch.clientY is touch.pageY - window.pageYOffset.");
+    }
+
+    function run() {
+      var target0 = document.getElementById("target0");
+      var target1 = document.getElementById("target1");
+
+      var test_touchstart = async_test("touchstart event received");
+      var test_touchmove = async_test("touchmove event received");
+      var test_touchend = async_test("touchend event received");
+      var test_mousedown = async_test("Interaction with mouse events");
+
+      var touchstart_received = false;
+      var touchmove_received = false;
+      var touchend_received = false;
+      var invalid_touchmove_received = false;
+      var touchstart_identifier;
+      
+      var touch;
+      test(function() {
+        touch = document.createTouch(window, target0, 42, 15, 20, 35, 40);
+        assert_equals(touch.target, target0, "touch.target is target0");
+        assert_equals(touch.identifier, 42, "touch.identifier is requested value");
+        assert_equals(touch.pageX, 15, "touch.pageX is requested value");
+        assert_equals(touch.pageY, 20, "touch.pageY is requested value");
+        check_touch_clientXY(touch);
+        assert_equals(touch.screenX, 35, "touch.screenX is requested value");
+        assert_equals(touch.screenY, 40, "touch.screenY is requested value");
+      }, "document.createTouch exists and creates a Touch object with requested properties");
+
+      var touchList;
+      test(function() {
+        touchList = document.createTouchList(touch);
+        assert_equals(touchList.length, 1, "touchList.length is 1");
+        assert_equals(touchList.item(0), touch, "touchList.item(0) is input touch");
+      }, "document.createTouchList exists and correctly creates a TouchList from a single Touch");
+
+      test(function() {
+        // A common failure mode (eg. WebKit bug 96294), don't report multiple errors for it
+        hasIdentifiedTouch = 'identifiedTouch' in touchList;
+        assert_true(hasIdentifiedTouch);
+      }, "TouchList contains an identifiedTouch property");
+
+      if (touchList)
+        check_TouchList_object(touchList);
+
+      test(function() {
+        touchList = document.createTouchList([touch]);
+        assert_equals(touchList.length, 1, "touchList.length is 1");
+        assert_equals(touchList.item(0), touch, "touchList.item(0) is input touch");
+      }, "document.createTouchList exists and correctly creates a TouchList from a Touch array");
+      
+      on_event(target0, "touchstart", function onTouchStart(ev) {
+        ev.preventDefault();
+
+        // Check event ordering TA: 1.6.2
+        test_touchstart.step(function() {
+          assert_false(touchstart_received, "duplicate touchstart event");
+          assert_false(touchmove_received, "touchstart precedes touchmove");
+          assert_false(touchend_received, "touchstart precedes touchend");
+        });
+        test_touchstart.done();
+        if (touchstart_received)
+          return;
+        touchstart_received = true;
+        test_mousedown.done(); // If we got here, then the mouse event test is not needed.
+
+        check_TouchEvent(ev);
+
+        // TA: 1.3.2.1, 1.3.3.1, 1.3.4.1
+        test(function() {
+          assert_equals(ev.touches.length, 1, "One touch point.");
+          assert_equals(ev.changedTouches.length, 1, "One changed touch point.");
+          assert_equals(ev.targetTouches.length, 1, "One target touch point.");
+        }, "touchstart: all TouchList lengths are correct");
+
+        var t = ev.touches[0];
+        var ct = ev.changedTouches[0];
+        var tt = ev.targetTouches[0];
+        
+        touchstart_identifier = t.identifier;
+        // TA: 1.3.3.3, 1.3.2.3, 1.3.3.4 (indirect (transitive))
+        test(function() {
+          assert_equals(ct.identifier, touchstart_identifier, "changedTouches identifier matches.");
+          assert_equals(tt.identifier, touchstart_identifier, "targetTouches identifier matches.");
+        }, "touchstart: all TouchList identifiers are consistent");
+
+        // TA: 1.3.3.9
+        test(function() {
+          assert_equals(tt.target, ev.target, "event target same as targetTouches target.");
+        }, "touchstart: event target same as targetTouches target");
+
+        // TA: @TBD
+        if (hasIdentifiedTouch) {
+          test(function() {
+            assert_equals(ev.touches.identifiedTouch(touchstart_identifier), t, "touches.identifiedTouch is correct.");
+          }, "touchstart: touches.identifiedTouch same as first touch point id");
+        }
+        
+        // TA: @TBD
+        test(function() {
+          assert_true(is_touch_over_element(t, target0), "touch.pageX/pageY is over target0.");
+        }, "touchstart: touch pageX/pageY inside of target element");
+        test(function() { 
+          check_touch_clientXY(t); 
+        }, "touchstart: touch clientX/clientY is consistent with pageX/pageY");
+        // Note we don't bother testing screenX/screenY values - there's no reliable way to
+        // verify they are consistent with clientX/clientY (due to unknown amount of window
+        // chrome), and also various forms of scaling mean they are in different units.
+      });
+
+      on_event(target0, "touchmove", function onTouchMove(ev) {
+        ev.preventDefault();
+
+        if (touchmove_received)
+          return;
+        touchmove_received = true;
+
+        test_touchmove.step(function() {
+          assert_true(touchstart_received, "touchmove follows touchstart");
+          assert_false(touchend_received, "touchmove precedes touchend");
+        });
+        test_touchmove.done();
+
+        check_TouchEvent(ev);
+
+        // TA: 1.4.2.1, 1.4.3.1
+        test(function() {
+          assert_equals(ev.touches.length, 1, "One touch point.");
+          assert_equals(ev.changedTouches.length, 1, "One changed touch point.");
+          assert_equals(ev.targetTouches.length, 1, "One target touch point.");
+        }, "touchmove: all TouchList lengths are correct");
+
+        // 1.4.2.3, 1.4.3.3, 1.4.3.5, 1.4.4.3
+        test(function() {
+          assert_equals(ev.touches[0].identifier, touchstart_identifier, "Touch identifier matches.");
+          assert_equals(ev.changedTouches[0].identifier, touchstart_identifier, "Changed touch identifier matches.");
+          assert_equals(ev.targetTouches[0].identifier, touchstart_identifier, "Target touch identifier matches.");
+        }, "touchmove: all TouchList identifiers matches touchstart identifier");
+
+        // TA: 1.4.3.8
+        var tt = ev.targetTouches[0];
+        test(function() {
+          assert_equals(tt.target, ev.target, "event target same as targetTouches target.");
+        }, "touchmove: event target same as targetTouches target");
+
+        // TA: @TBD
+        test(function() {
+          assert_true(is_touch_over_element(tt, target0) || is_touch_over_element(tt, target1),
+            "touch.pageX/pageY is over one of the targets.");
+        }, "touchmove: touch pageX/pageY inside of one of the target elements");
+        test(function() { 
+          check_touch_clientXY(tt); 
+        }, "touchmove: touch clientX/clientY is consistent with pageX/pageY");
+
+      });
+
+      on_event(target1, "touchmove", function onTouchMove(ev) {
+        invalid_touchmove_received = true;
+      });
+
+      on_event(window, "touchend", function onTouchEnd(ev) {
+        touchend_received = true;
+
+        test_touchend.step(function() {
+          assert_equals(ev.target, target0, "touchend is dispatched to the original target");
+          assert_true(touchstart_received, "touchend follows touchstart");
+          assert_true(touchmove_received, "touchend follows touchmove");
+          assert_false(invalid_touchmove_received, "touchmove dispatched to correct target");
+        });
+        test_touchend.done();
+
+        check_TouchEvent(ev);
+
+        // TA: 1.5.1.2, 1.5.3.1, 1.5.4.1
+        test(function() {
+          assert_equals(ev.touches.length, 0, "Zero touch points.");
+          assert_equals(ev.changedTouches.length, 1, "One changed touch point.");
+          assert_equals(ev.targetTouches.length, 0, "Zero target touch points.");
+        }, "touchend: all TouchList lengths are correct");
+
+        var t = ev.changedTouches[0];
+
+        // TA: 1.5.2.6, 1.5.2.3
+        test(function() {
+          assert_equals(t.identifier, touchstart_identifier, "changedTouches identifier matches.");
+        }, "touchend: touches identifier matches changedTouches identifier");
+
+        // TA: @TBD
+        test(function() {
+          assert_true(is_touch_over_element(t, target1),
+            "touch.pageX/pageY is over target1.");
+        }, "touchend: touch pageX/pageY inside expected element");
+        test(function() { 
+          check_touch_clientXY(t); 
+        }, "touchend: touch clientX/clientY is consistent with pageX/pageY");
+
+        done();
+      });
+
+      on_event(target0, "mousedown", function onMouseDown(ev) {
+        test_mousedown.step(function() {
+          assert_true(touchstart_received,
+            "The touchstart event must be dispatched before any mouse " +
+            "events. (If this fails, it might mean that the user agent does " +
+            "not implement W3C touch events at all.)"
+          );
+        });
+        test_mousedown.done();
+
+        if (!touchstart_received) {
+          // Abort the tests.  If touch events are not supported, then most of
+          // the other event handlers will never be called, and the test will
+          // time out with misleading results.
+          done();
+        }
+      });
+    }
+  </script>
+  <style>
+    div {
+      margin: 0em;
+      padding: 2em;
+    }
+    #target0 {
+      background: yellow;
+      border: 1px solid orange;
+    }
+    #target1 {
+      background: lightblue;
+      border: 1px solid blue;
+    }
+  </style>
+</head>
+<body onload="run()">
+  <h1>Touch Events: single-touch tests</h1>
+  <div id="target0">
+    Touch this box with one finger (or other pointing device)...
+  </div>
+  <div id="target1">
+    ...then drag to this box and lift your finger.
+  </div>
+  <div id="log"></div>
+</body>
+</html>