pointerevent_lostpointercapture_is_first.html (8490B)
1 <!doctype html> 2 <html> 3 <head> 4 <title>Lostpointercapture triggers first and asynchronously</title> 5 <meta name="assert" content="TA5.2.10: A user agent must fire a pointer event named lostpointercapture after pointer capture is released for a pointer. This event must be fired prior to any subsequent events for the pointer after capture was released. This event is fired at the element from which pointer capture was removed;"> 6 <meta name="viewport" content="width=device-width"> 7 <link rel="stylesheet" type="text/css" href="pointerevent_styles.css"> 8 <script src="/resources/testharness.js"></script> 9 <script src="/resources/testharnessreport.js"></script> 10 <script src="/resources/testdriver.js"></script> 11 <script src="/resources/testdriver-actions.js"></script> 12 <script src="/resources/testdriver-vendor.js"></script> 13 <script src="pointerevent_support.js"></script> 14 </head> 15 <body onload="run()"> 16 <h1>Pointer Events capture test - lostpointercapture order</h1> 17 <h4> 18 Test Description: 19 This test checks if lostpointercapture is handled asynchronously and prior to all subsequent events. 20 Complete the following actions: 21 <ol> 22 <li>Press and hold left mouse button over "Set Capture" button and move a little. "gotpointercapture" should be logged inside of the black rectangle 23 <li>"lostpointercapture" should be logged inside of the black rectangle after pointerup 24 </ol> 25 </h4> 26 Test passes if lostpointercapture is dispatched after releasing the mouse button and before any additional pointer events. 27 <div id="target0" style="background:black; color:white"></div> 28 <br> 29 <input type="button" id="btnCapture" value="Set Capture"> 30 <script type='text/javascript'> 31 var detected_pointertypes = {}; 32 var detected_pointerEvents = new Array(); 33 var pointerdown_event = null; 34 var firstPointermoveReceived = false; // To handle the first pointermove right after gotpointercapture which gotpointercapture was sent right before it. 35 var firstPointeroverReceived = false; // To handle the first pointerover right after gotpointercapture which gotpointercapture was sent right before it. 36 var firstPointerenterReceived = false; // To handle the first pointeenter right after gotpointercapture which gotpointercapture was sent right before it. 37 38 var test_pointerEvent = async_test("lostpointercapture is dispatched prior to subsequent events"); // set up test harness 39 40 var isPointerCapture = false; 41 var count=0; 42 43 var testStarted = false; 44 var eventRcvd = false; 45 var isAsync = false; 46 var event_log = []; 47 var actions_promise; 48 49 add_completion_callback(end_of_test); 50 function end_of_test() { 51 showLoggedEvents(); 52 showPointerTypes(); 53 } 54 55 var target0 = document.getElementById('target0'); 56 var captureButton = document.getElementById('btnCapture'); 57 58 function run() { 59 on_event(captureButton, 'pointerdown', function(event) { 60 detected_pointertypes[event.pointerType] = true; 61 pointerdown_event = event; 62 if(isPointerCapture == false) { 63 isPointerCapture = true; 64 captureButton.value = 'Release Capture'; 65 sPointerCapture(event); 66 } 67 }); 68 69 // TA5.1.3.1: Process Pending Pointer Capture 70 // Whenever a user agent is to fire a Pointer Event that is not gotpointercapture or lostpointercapture, 71 // it must first run the steps of processing pending pointer capture 72 // 73 // TA5.2.12: The lostpointercapture event 74 // After pointer capture is released for a pointer, and prior to any subsequent events for the pointer, 75 // the lostpointercapture event must be dispatched to the element from which pointer capture was removed. 76 // listen to all events 77 for (var i = 0; i < All_Pointer_Events.length; i++) { 78 on_event(target0, All_Pointer_Events[i], function (event) { 79 // if the event was gotpointercapture, just log it and return 80 if (event.type == "gotpointercapture") { 81 testStarted = true; 82 rPointerCapture(event); 83 isAsync = true; 84 event_log.push('gotpointercapture@target0'); 85 return; 86 } 87 else if (event.type == "lostpointercapture") { 88 event_log.push('lostpointercapture@target0'); 89 captureButton.value = 'Set Capture'; 90 isPointerCapture = false; 91 92 // TA: 11.2 93 test_pointerEvent.step(function () { 94 assert_true(isAsync, "lostpointercapture must be fired asynchronously"); 95 }); 96 97 // if any events except pointerup have been received with same pointerId before lostpointercapture, then fail 98 var eventsRcvd_str = ""; 99 if (eventRcvd) { 100 eventsRcvd_str = "Events received before lostpointercapture: "; 101 for (var i = 0; i < detected_pointerEvents.length; i++) { 102 eventsRcvd_str += detected_pointerEvents[i] + ", "; 103 } 104 } 105 test_pointerEvent.step(function () { 106 assert_false(eventRcvd, "no other events should be received before lostpointercapture." + eventsRcvd_str); 107 assert_equals(event.pointerId, pointerdown_event.pointerId, "pointerID is same for pointerdown and lostpointercapture"); 108 }); 109 // Make sure the test finishes after all the input actions are completed. 110 actions_promise.then( () => { 111 test_pointerEvent.done(); 112 }); 113 } 114 else { 115 if (testStarted && pointerdown_event != null && pointerdown_event.pointerId === event.pointerId) { 116 if (event.type == "pointermove" && !firstPointermoveReceived) { 117 firstPointermoveReceived = true; 118 } 119 else if (event.type == "pointerenter" && !firstPointerenterReceived) { 120 firstPointerenterReceived = true; 121 } 122 else if (event.type == "pointerover" && !firstPointeroverReceived) { 123 firstPointeroverReceived = true; 124 } 125 else if (event.type != "pointerup") { 126 detected_pointerEvents.push(event.type); 127 eventRcvd = true; 128 } 129 } 130 } 131 }); 132 } 133 134 // Inject mouse inputs. 135 actions_promise = new test_driver.Actions() 136 .pointerMove(0, 0, {origin: captureButton}) 137 .pointerDown() 138 .pointerMove(2, 0, {origin: captureButton}) 139 .pointerMove(5, 0, {origin: captureButton}) 140 .pointerUp() 141 .send(); 142 } 143 </script> 144 <h1>Pointer Events Capture Test</h1> 145 <div id="complete-notice"> 146 <p>The following pointer types were detected: <span id="pointertype-log"></span>.</p> 147 <p>The following events were logged: <span id="event-log"></span>.</p> 148 </div> 149 <div id="log"></div> 150 </body> 151 </html>