1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/toolkit/content/tests/browser/browser_keyevents_during_autoscrolling.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,135 @@
1.4 +function test()
1.5 +{
1.6 + const kPrefName_AutoScroll = "general.autoScroll";
1.7 + Services.prefs.setBoolPref(kPrefName_AutoScroll, true);
1.8 +
1.9 + gBrowser.selectedTab = gBrowser.addTab();
1.10 +
1.11 + const kNoKeyEvents = 0;
1.12 + const kKeyDownEvent = 1;
1.13 + const kKeyPressEvent = 2;
1.14 + const kKeyUpEvent = 4;
1.15 + const kAllKeyEvents = 7;
1.16 +
1.17 + var expectedKeyEvents;
1.18 + var dispatchedKeyEvents;
1.19 + var key;
1.20 + var root;
1.21 +
1.22 + /**
1.23 + * Encapsulates EventUtils.sendChar().
1.24 + */
1.25 + function sendChar(aChar)
1.26 + {
1.27 + key = aChar;
1.28 + dispatchedKeyEvents = kNoKeyEvents;
1.29 + EventUtils.sendChar(key, gBrowser.contentWindow);
1.30 + is(dispatchedKeyEvents, expectedKeyEvents,
1.31 + "unexpected key events were dispatched or not dispatched: " + key);
1.32 + }
1.33 +
1.34 + /**
1.35 + * Encapsulates EventUtils.sendKey().
1.36 + */
1.37 + function sendKey(aKey)
1.38 + {
1.39 + key = aKey;
1.40 + dispatchedKeyEvents = kNoKeyEvents;
1.41 + EventUtils.sendKey(key, gBrowser.contentWindow);
1.42 + is(dispatchedKeyEvents, expectedKeyEvents,
1.43 + "unexpected key events were dispatched or not dispatched: " + key);
1.44 + }
1.45 +
1.46 + function onKey(aEvent)
1.47 + {
1.48 + if (aEvent.target != root && aEvent.target != root.ownerDocument.body) {
1.49 + ok(false, "unknown target: " + aEvent.target.tagName);
1.50 + return;
1.51 + }
1.52 +
1.53 + var keyFlag;
1.54 + switch (aEvent.type) {
1.55 + case "keydown":
1.56 + keyFlag = kKeyDownEvent;
1.57 + break;
1.58 + case "keypress":
1.59 + keyFlag = kKeyPressEvent;
1.60 + break;
1.61 + case "keyup":
1.62 + keyFlag = kKeyUpEvent;
1.63 + break;
1.64 + default:
1.65 + ok(false, "Unknown events: " + aEvent.type);
1.66 + return;
1.67 + }
1.68 + dispatchedKeyEvents |= keyFlag;
1.69 + is(keyFlag, expectedKeyEvents & keyFlag, aEvent.type + " fired: " + key);
1.70 + }
1.71 +
1.72 + waitForExplicitFinish();
1.73 + gBrowser.selectedBrowser.addEventListener("pageshow", onLoad, false);
1.74 + var dataUri = 'data:text/html,<body style="height:10000px;"></body>';
1.75 + gBrowser.loadURI(dataUri);
1.76 +
1.77 + function onLoad() {
1.78 + gBrowser.selectedBrowser.removeEventListener("pageshow", onLoad, false);
1.79 + waitForFocus(onFocus, content);
1.80 + }
1.81 +
1.82 + function onFocus() {
1.83 + var doc = gBrowser.contentDocument;
1.84 +
1.85 + root = doc.documentElement;
1.86 + root.addEventListener("keydown", onKey, true);
1.87 + root.addEventListener("keypress", onKey, true);
1.88 + root.addEventListener("keyup", onKey, true);
1.89 +
1.90 + // Test whether the key events are handled correctly under normal condition
1.91 + expectedKeyEvents = kAllKeyEvents;
1.92 + sendChar("A");
1.93 +
1.94 + // Start autoscrolling by middle button lick on the page
1.95 + EventUtils.synthesizeMouse(root, 10, 10, { button: 1 },
1.96 + gBrowser.contentWindow);
1.97 +
1.98 + // Before continuing the test, we need to ensure that the IPC
1.99 + // message that starts autoscrolling has had time to arrive.
1.100 + executeSoon(continueTest);
1.101 + }
1.102 +
1.103 + function continueTest() {
1.104 + // Most key events should be eaten by the browser.
1.105 + expectedKeyEvents = kNoKeyEvents;
1.106 + sendChar("A");
1.107 + sendKey("DOWN");
1.108 + sendKey("RETURN");
1.109 + sendKey("RETURN");
1.110 + sendKey("HOME");
1.111 + sendKey("END");
1.112 + sendKey("TAB");
1.113 + sendKey("RETURN");
1.114 +
1.115 + // Finish autoscrolling by ESC key. Note that only keydown and keypress
1.116 + // events are eaten because keyup event is fired *after* the autoscrolling
1.117 + // is finished.
1.118 + expectedKeyEvents = kKeyUpEvent;
1.119 + sendKey("ESCAPE");
1.120 +
1.121 + // Test whether the key events are handled correctly under normal condition
1.122 + expectedKeyEvents = kAllKeyEvents;
1.123 + sendChar("A");
1.124 +
1.125 + root.removeEventListener("keydown", onKey, true);
1.126 + root.removeEventListener("keypress", onKey, true);
1.127 + root.removeEventListener("keyup", onKey, true);
1.128 +
1.129 + // restore the changed prefs
1.130 + if (Services.prefs.prefHasUserValue(kPrefName_AutoScroll))
1.131 + Services.prefs.clearUserPref(kPrefName_AutoScroll);
1.132 +
1.133 + // cleaning-up
1.134 + gBrowser.removeCurrentTab();
1.135 +
1.136 + finish();
1.137 + }
1.138 +}
