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      1 var div = document.createElement("div");
      2 div.id = "touchtarget";
      3 div.style.width = "100px";
      4 div.style.height = "100px";
      5 div.style.backgroundColor = "blue";
      6 
      7 var lastEvent = null;
      8 var touchEventsReceived = 0;
      9 var EXPECTED_TOUCH_EVENTS_TOTAL = 3;
     10 
     11 function touchEventCallback() {
     12     if (window.eventSender) {
     13         lastEvent = event;
     14         verifyTouch(touchEventsReceived++);
     15     } else {
     16         debug(event.type);
     17     }
     18 
     19     if (window.layoutTestController && touchEventsReceived == EXPECTED_TOUCH_EVENTS_TOTAL) {
     20         // If we've got here, we can safely say we were successfully parsed :) We need to
     21         // call the isSucccessfullyParsed function to output the correct TEST COMPLETE
     22         // footer message.
     23         successfullyParsed = true;
     24         isSuccessfullyParsed();
     25         layoutTestController.notifyDone();
     26     }
     27 }
     28 
     29 div.addEventListener("touchstart", touchEventCallback, false);
     30 div.addEventListener("touchmove", touchEventCallback, false);
     31 div.addEventListener("touchend", touchEventCallback, false);
     32 document.body.insertBefore(div, document.body.firstChild);
     33 
     34 function verifyTouchEvent(type, totalTouchCount, changedTouchCount, targetTouchCount)
     35 {
     36     shouldBeEqualToString("lastEvent.type", type);
     37     shouldBe("lastEvent.touches.length", totalTouchCount.toString());
     38     shouldBe("lastEvent.changedTouches.length", changedTouchCount.toString());
     39     shouldBe("lastEvent.targetTouches.length", targetTouchCount.toString());
     40     shouldBe("lastEvent.pageX", "0");
     41     shouldBe("lastEvent.pageY", "0");
     42 }
     43 
     44 function verifyTouchPoint(list, point, x, y, id)
     45 {
     46     shouldBe("lastEvent." + list + "[" + point + "].pageX", x.toString());
     47     shouldBe("lastEvent." + list + "[" + point + "].pageY", y.toString());
     48     shouldBe("lastEvent." + list + "[" + point + "].clientX", x.toString());
     49     shouldBe("lastEvent." + list + "[" + point + "].clientY", y.toString());
     50     shouldBe("lastEvent." + list + "[" + point + "].identifier", id.toString());
     51 }
     52 
     53 function verifyTouch(which) {
     54     switch (which) {
     55         case 0:
     56             verifyTouchEvent("touchstart", 2, 2, 2);
     57             verifyTouchPoint("touches", 0, 10, 10, 0);
     58             verifyTouchPoint("touches", 1, 20, 30, 1);
     59             verifyTouchPoint("changedTouches", 0, 10, 10, 0);
     60             verifyTouchPoint("changedTouches", 1, 20, 30, 1);
     61             verifyTouchPoint("targetTouches", 0, 10, 10, 0);
     62             verifyTouchPoint("targetTouches", 1, 20, 30, 1);
     63         break;
     64         case 1:
     65             verifyTouchEvent("touchmove", 2, 2, 2);
     66             verifyTouchPoint("touches", 0, 15, 15, 0);
     67             verifyTouchPoint("touches", 1, 25, 35, 1);
     68             verifyTouchPoint("changedTouches", 0, 15, 15, 0);
     69             verifyTouchPoint("changedTouches", 1, 25, 35, 1);
     70             verifyTouchPoint("targetTouches", 0, 15, 15, 0);
     71             verifyTouchPoint("targetTouches", 1, 25, 35, 1);
     72         break;
     73         case 2:
     74             verifyTouchEvent("touchend", 0, 2, 0);
     75             verifyTouchPoint("changedTouches", 0, 15, 15, 0);
     76             verifyTouchPoint("changedTouches", 1, 25, 35, 1);
     77         break;
     78 
     79         default: testFailed("Wrong number of touch events! (" + which + ")");
     80     }
     81 }
     82 
     83 function multiTouchSequence()
     84 {
     85     eventSender.addTouchPoint(10, 10);
     86     eventSender.addTouchPoint(20, 30);
     87     eventSender.touchStart();
     88 
     89     eventSender.updateTouchPoint(0, 15, 15);
     90     eventSender.updateTouchPoint(1, 25, 35);
     91     eventSender.touchMove();
     92 
     93     eventSender.releaseTouchPoint(0);
     94     eventSender.releaseTouchPoint(1);
     95     eventSender.touchEnd();
     96 }
     97 
     98 if (window.eventSender) {
     99     description("This tests basic multi touch event support. This is a limited version of test basic-multi-touch-events.html that avoids the situation where one touch point is released while another is maintained.");
    100 
    101     lastEvent = null;
    102     eventSender.clearTouchPoints();
    103     multiTouchSequence();
    104 } else {
    105     debug("This test requires DumpRenderTree.  Tap on the blue rect to log.")
    106 }
    107 
    108 var successfullyParsed = true;
    109