gecko/accessible/tests/mochitest/actions.js

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////////////////////////////////////////////////////////////////////////////////
// Event constants
const MOUSEDOWN_EVENT = 1;
const MOUSEUP_EVENT = 2;
const CLICK_EVENT = 4;
const COMMAND_EVENT = 8;
const CLICK_EVENTS = MOUSEDOWN_EVENT | MOUSEUP_EVENT | CLICK_EVENT;
const ALL_EVENTS = CLICK_EVENTS | COMMAND_EVENT;
////////////////////////////////////////////////////////////////////////////////
// Public functions
/**
* Test default accessible actions.
*
* Action tester interface is:
*
* var actionObj = {
* // identifier of accessible to perform an action on
* get ID() {},
*
* // index of the action
* get actionIndex() {},
*
* // name of the action
* get actionName() {},
*
* // DOM events (see constants defined above)
* get events() {},
*
* // [optional] identifier of target DOM events listeners are registered on,
* // used with 'events', if missing then 'ID' is used instead.
* get targetID() {},
*
* // [optional] perform checks when 'click' event is handled if 'events'
* // is used.
* checkOnClickEvent: function() {},
*
* // [optional] an array of invoker's checker objects (see eventQueue
* // constructor events.js)
* get eventSeq() {}
* };
*
*
* @param aArray [in] an array of action cheker objects
*/
function testActions(aArray)
{
gActionsQueue = new eventQueue();
for (var idx = 0; idx < aArray.length; idx++) {
var actionObj = aArray[idx];
var accOrElmOrID = actionObj.ID;
var actionIndex = actionObj.actionIndex;
var actionName = actionObj.actionName;
var events = actionObj.events;
var accOrElmOrIDOfTarget = actionObj.targetID ?
actionObj.targetID : accOrElmOrID;
var eventSeq = new Array();
if (events) {
var elm = getNode(accOrElmOrIDOfTarget);
if (events & MOUSEDOWN_EVENT)
eventSeq.push(new checkerOfActionInvoker("mousedown", elm));
if (events & MOUSEUP_EVENT)
eventSeq.push(new checkerOfActionInvoker("mouseup", elm));
if (events & CLICK_EVENT)
eventSeq.push(new checkerOfActionInvoker("click", elm, actionObj));
if (events & COMMAND_EVENT)
eventSeq.push(new checkerOfActionInvoker("command", elm));
}
if (actionObj.eventSeq)
eventSeq = eventSeq.concat(actionObj.eventSeq);
var invoker = new actionInvoker(accOrElmOrID, actionIndex, actionName,
eventSeq);
gActionsQueue.push(invoker);
}
gActionsQueue.invoke();
}
////////////////////////////////////////////////////////////////////////////////
// Private
var gActionsQueue = null;
function actionInvoker(aAccOrElmOrId, aActionIndex, aActionName, aEventSeq)
{
this.invoke = function actionInvoker_invoke()
{
var acc = getAccessible(aAccOrElmOrId);
if (!acc)
return INVOKER_ACTION_FAILED;
var isThereActions = acc.numActions > 0;
ok(isThereActions,
"No actions on the accessible for " + prettyName(aAccOrElmOrId));
if (!isThereActions)
return INVOKER_ACTION_FAILED;
is(acc.getActionName(aActionIndex), aActionName,
"Wrong action name of the accessible for " + prettyName(aAccOrElmOrId));
try {
acc.doAction(aActionIndex);
}
catch (e){
ok(false, "doAction(" + aActionIndex + ") failed with: " + e.name);
return INVOKER_ACTION_FAILED;
}
}
this.eventSeq = aEventSeq;
this.getID = function actionInvoker_getID()
{
return "invoke an action " + aActionName + " at index " + aActionIndex +
" on " + prettyName(aAccOrElmOrId);
}
}
function checkerOfActionInvoker(aType, aTarget, aActionObj)
{
this.type = aType;
this.target = aTarget;
this.phase = false;
this.getID = function getID()
{
return aType + " event handling";
}
this.check = function check(aEvent)
{
if (aActionObj && "checkOnClickEvent" in aActionObj)
aActionObj.checkOnClickEvent(aEvent);
}
}