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;(function(){
module("Event Handlers");
// a simple re-usable test harness object
var obj = {
init: function( opts ){
obj.$div = $('<div />')
.css({
position: 'absolute',
top: 0,
left: 0,
height: 100,
width: 100
})
.appendTo( document.body )
.bind("draginit dragstart drag dragend click", opts || {}, function( event ){
obj[ event.type ] += 1;
if ( obj.extra[ event.type ] )
obj.extra[ event.type ].apply( this, arguments );
return obj.returned[ event.type ];
});
$.extend( obj, { draginit:0, dragstart:0, drag:0, dragend:0, click:0 });
obj.extra = {};
obj.returned = {};
},
mouse: function(){
var start = {
pageX: Math.round( Math.random() * 90 ) + 5,
pageY: Math.round( Math.random() * 90 ) + 5
},
end = {
pageX: Math.round( Math.random() * 90 ) + start.pageX,
pageY: Math.round( Math.random() * 90 ) + start.pageY
};
// simulate a complete mouse drag
obj.$div
.fire("mousedown", start )
.fire("mousemove", end )
.fire("mouseup", end )
.fire("click", end );
},
done: function( ms ){
obj.$div.remove();
start();
}
};
// test DRAGINIT FALSE
asyncTest('"draginit" return false',function(){
expect( 5 );
// test prep
obj.init();
obj.returned['draginit'] = false;
// simulate a mouse drag
obj.mouse();
// check counts
equals( obj.draginit, 1, "draginit fired");
equals( obj.dragstart, 0, "dragstart did not fire");
equals( obj.drag, 0, "drag did not fire");
equals( obj.dragend, 0, "dragend did not fire");
equals( obj.click, 1, "click fired");
// continue
obj.done();
});
asyncTest('"dragstart" return false',function(){
expect( 5 );
// test prep
obj.init();
obj.returned['dragstart'] = false;
// simulate a mouse drag
obj.mouse();
// check counts
equals( obj.draginit, 1, "draginit fired");
equals( obj.dragstart, 1, "dragstart fired");
equals( obj.drag, 0, "drag did not fire");
equals( obj.dragend, 0, "dragend did not fire");
equals( obj.click, 1, "click fired");
// continue
obj.done();
});
asyncTest('"drag" return false',function(){
expect( 5 );
// test prep
obj.init();
obj.returned['drag'] = false;
// simulate a mouse drag
obj.mouse();
// check ocunts
equals( obj.draginit, 1, "draginit fired");
equals( obj.dragstart, 1, "dragstart fired");
equals( obj.drag, 1, "drag fired");
equals( obj.dragend, 1, "dragend fired");
equals( obj.click, 0, "click did not fire");
// continue
obj.done();
});
asyncTest('"draginit" return new element',function(){
expect( 8 );
// test prep
obj.init();
var $clone = obj.returned['draginit'] = obj.$div.clone( true );
obj.extra['dragstart'] = obj.extra['drag'] = obj.extra['dragend'] = function( ev, dd ){
ok( dd.drag === $clone[0], ev.type +' target element' );
};
// simulate a mouse drag
obj.mouse();
// check counts
equals( obj.draginit, 1, "draginit fired");
equals( obj.dragstart, 1, "dragstart fired");
equals( obj.drag, 1, "drag fired");
equals( obj.dragend, 1, "dragend fired");
equals( obj.click, 0, "click did not fire");
// continue
obj.done();
});
asyncTest('"draginit" return multiple elements',function(){
expect( 5 );
// test prep
obj.init();
obj.returned['draginit'] = obj.$div.clone( true ).add( obj.$div );
// simulate a mouse drag
obj.mouse();
// check counts
equals( obj.draginit, 1, "draginit fired once");
equals( obj.dragstart, 2, "dragstart fired twice");
equals( obj.drag, 2, "drag fired twice");
equals( obj.dragend, 2, "dragend fired twice");
equals( obj.click, 0, "click did not fire");
// continue
obj.done();
});
asyncTest('"dragstart" return proxy element',function(){
expect( 7 );
// test prep
obj.init();
var $proxy = obj.returned['dragstart'] = obj.$div.clone().addClass('proxy');
obj.extra['drag'] = obj.extra['dragend'] = function( ev, dd ){
ok( dd.proxy === $proxy[0], ev.type +' proxy element' );
};
// simulate a mouse drag
obj.mouse();
// check counts
equals( obj.draginit, 1, "draginit");
equals( obj.dragstart, 1, "dragstart");
equals( obj.drag, 1, "drag");
equals( obj.dragend, 1, "dragend");
equals( obj.click, 0, "click did not fire");
// continue
obj.done();
});
})();
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