tor-browser

The Tor Browser
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predicted_events_attributes.html (5715B)


      1 <!doctype html>
      2 <title>Predicted events count and properties</title>
      3 <meta name="variant" content="?mouse">
      4 <meta name="variant" content="?pen">
      5 <meta name="variant" content="?touch">
      6 <meta name="viewport" content="width=device-width">
      7 <script src="/resources/testharness.js"></script>
      8 <script src="/resources/testharnessreport.js"></script>
      9 <script src="/resources/testdriver.js"></script>
     10 <script src="/resources/testdriver-actions.js"></script>
     11 <script src="/resources/testdriver-vendor.js"></script>
     12 <script src="pointerevent_support.js"></script>
     13 <link rel="stylesheet" type="text/css" href="pointerevent_styles.css">
     14 <style>
     15  div {
     16    width: 100px;
     17    height: 100px;
     18  }
     19 </style>
     20 <div id="target"></div>
     21 <div id="done"></div>
     22 
     23 <script>
     24  "use strict";
     25  assert_true(location.search.length > 0,
     26      "Test URL should contain pointer_type");
     27  const pointer_type = location.search.substring(1);
     28  assert_true(["mouse", "touch", "pen"].includes(pointer_type));
     29  const target = document.getElementById("target");
     30 
     31  // https://w3c.github.io/pointerevents/#predicted-events
     32  function checkListAttributes(event) {
     33    assert_equals(typeof event.getPredictedEvents, "function",
     34        event.type + ".getPredictedEvents is a function");
     35    assert_equals(typeof event.getPredictedEvents(), "object",
     36        event.type + ".getPredictedEvents() returns an object");
     37 
     38    let predicted_events = event.getPredictedEvents();
     39 
     40    if (event.type == "pointermove") {
     41      assert_greater_than_equal(predicted_events.length, 0,
     42          event.type + ".getPredictedEvents() has 0 or more entry");
     43      for (let i = 0; i < predicted_events.length; i++) {
     44        let predicted_event = predicted_events[i];
     45 
     46        assert_equals(predicted_event.isTrusted, true,
     47          "predicted_event.isTrusted is true");
     48        assert_equals(predicted_event.bubbles, false,
     49          "predicted_event.bubbles is false");
     50        assert_equals(predicted_event.cancelable, false,
     51          "predicted_event.cancelable is false");
     52 
     53        assert_equals(predicted_event.pointerId, event.pointerId,
     54          "predicted_event.pointerId matches the same in the container event");
     55        assert_equals(predicted_event.pointerType, event.pointerType,
     56          "predicted_event.pointerType matches the same in the container event");
     57        assert_equals(predicted_event.isPrimary, event.isPrimary,
     58          "predicted_event.isPrimary matches the same in the container event");
     59        assert_equals(predicted_event.target, event.target,
     60          "predicted_event.target matches the same in the container event");
     61 
     62        if (i > 0) {
     63          assert_greater_than_equal(predicted_event.timeStamp,
     64            predicted_events[i - 1].timeStamp,
     65            "predicted_event.timeStamp must be ascending");
     66        }
     67      }
     68    } else {
     69      assert_equals(predicted_events.length, 0,
     70          event.type + ".getPredictedEvents() has 0 entry");
     71    }
     72  }
     73 
     74  function actionToDragPointerInTarget() {
     75    return new test_driver.Actions()
     76        .addPointer("TestPointer", pointer_type)
     77        .pointerMove(0, 0, {origin: target})
     78        .pointerDown()
     79        .pointerMove(20, 20, {origin: target})
     80        .pointerUp()
     81  }
     82 
     83  promise_test(async () => {
     84    const done = document.getElementById("done");
     85 
     86    let pointerover_promise  = getEvent("pointerover",  target);
     87    let pointerenter_promise = getEvent("pointerenter", target);
     88    let pointerout_promise   = getEvent("pointerout",   target);
     89    let pointerleave_promise = getEvent("pointerleave", target);
     90 
     91    await clickInTarget(pointer_type, target);
     92    await clickInTarget(pointer_type, done);
     93 
     94    checkListAttributes(await pointerover_promise);
     95    checkListAttributes(await pointerenter_promise);
     96    checkListAttributes(await pointerout_promise);
     97    checkListAttributes(await pointerleave_promise);
     98  }, "Predicted list in boundary events");
     99 
    100  promise_test(async () => {
    101    // We need "touch-action:none" to guarantee pointermove events.
    102    target.classList.add("touchActionNone");
    103 
    104    target.addEventListener("pointerdown",
    105        e => target.setPointerCapture(e.pointerId),
    106        {once: true});
    107 
    108    target.addEventListener("pointermove",
    109        e => target.releasePointerCapture(e.pointerId),
    110        {once: true});
    111 
    112    let gotpointercapture_promise  = getEvent("gotpointercapture",  target);
    113    let lostpointercapture_promise = getEvent("lostpointercapture", target);
    114 
    115    await actionToDragPointerInTarget().send();
    116 
    117    checkListAttributes(await gotpointercapture_promise);
    118    checkListAttributes(await lostpointercapture_promise);
    119 
    120    target.classList.remove("touchActionNone");
    121  }, "Predicted list in pointer-capture events");
    122 
    123  promise_test(async () => {
    124    // We need "touch-action:none" to guarantee pointermove events.
    125    target.classList.add("touchActionNone");
    126 
    127    let pointerdown_promise = getEvent("pointerdown", target);
    128    let pointermove_promise = getEvent("pointermove", target);
    129    let pointerup_promise   = getEvent("pointerup",   target);
    130 
    131    await actionToDragPointerInTarget().send();
    132 
    133    checkListAttributes(await pointerdown_promise);
    134    checkListAttributes(await pointermove_promise);
    135    checkListAttributes(await pointerup_promise);
    136 
    137    target.classList.remove("touchActionNone");
    138  }, "Predicted list in pointerdown/move/up events");
    139 
    140  promise_test(async () => {
    141    if (pointer_type !== "touch") {
    142      assert_true(true, "Skipped for " + pointer_type);
    143      return;
    144    }
    145 
    146    let pointercancel_promise  = getEvent("pointercancel", target);
    147 
    148    await actionToDragPointerInTarget().send();
    149 
    150    checkListAttributes(await pointercancel_promise);
    151  }, "Predicted list in pointercancel event");
    152 </script>