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+<!doctype html>
+<html>
+ <head>
+ <title>Pointer Event: touch-action test for two-finger interaction</title>
+ <meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/>
+ <link rel="author" title="Google" href="http://www.google.com "/>
+ <link rel="help" href="https://compat.spec.whatwg.org/#touch-action" />
+ <meta name="assert" content="Tests that a two-finger pan gesture is cancelled in 'touch-action: pan-x pan-y' but is allowed in 'touch-action: pinch-zoom'"/>
+ <link rel="stylesheet" type="text/css" href="../pointerevent_styles.css">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <script type="text/javascript" src="../pointerevent_support.js"></script>
+ <script type="text/javascript">
+ var event_log = [];
+ var active_pointers = 0;
+
+ function resetTestState() {
+ event_log = [];
+ active_pointers = 0;
+ }
+
+ function run() {
+ var test_pointer_events = [
+ setup_pointerevent_test("two-finger pan on 'touch-action: pan-x pan-y'", ["touch"]),
+ setup_pointerevent_test("two-finger pan on 'touch-action: pinch-zoom'", ["touch"])
+ ];
+ var expected_events = [
+ "pointerdown@black, pointerdown@black, pointerup@black, pointerup@black",
+ "pointerdown@grey, pointerdown@grey, pointercancel@grey, pointercancel@grey"
+ ];
+ var current_test_index = 0;
+
+ on_event(document.getElementById("done"), "click", function() {
+ test_pointer_events[current_test_index].step(function () {
+ assert_equals(active_pointers, 0);
+ assert_equals(event_log.join(", "), expected_events[current_test_index]);
+ });
+ event_log = [];
+
+ test_pointer_events[current_test_index++].done();
+ });
+
+ var targets = [document.getElementById("black"), document.getElementById("grey")];
+
+ ["pointerdown", "pointerup", "pointercancel"].forEach(function(eventName) {
+ targets.forEach(function(target){
+ on_event(target, eventName, function (event) {
+ event_log.push(event.type + "@" + event.target.id);
+
+ if (event.type == "pointerdown") {
+ active_pointers++;
+
+ } else {
+ active_pointers--;
+ }
+ });
+ });
+ });
+ }
+ </script>
+ <style>
+ .box {
+ width: 250px;
+ height: 150px;
+ float: left;
+ margin: 10px;
+ }
+
+ #black {
+ touch-action: pan-x pan-y;
+ background-color: black;
+ }
+
+ #grey {
+ touch-action: pinch-zoom;
+ background-color: grey;
+ }
+
+ #done {
+ float: left;
+ padding: 20px;
+ }
+ </style>
+ </head>
+ <body onload="run()">
+ <h1>Pointer Event: touch-action test for two-finger interaction</h1>
+ <h2 id="pointerTypeDescription"></h2>
+ <h4>
+ Tests that a two-finger pan gesture is cancelled in 'touch-action: pan-x pan-y' but is allowed in 'touch-action: pinch-zoom'
+ </h4>
+ <ol>
+ <li>Touch on Black with two fingers and drag both fingers down at same speed.</li>
+ <li>Tap on Done.</li>
+ <li>Touch on Grey with two fingers and drag both fingers down at same speed.</li>
+ <li>Tap on Done.</li>
+ </ol>
+ <div class="box" id="black"></div>
+ <input type="button" id="done" value="Done" />
+ <div class="box" id="grey"></div>
+ <div id="log"></div>
+ </body>
+</html>