1 TestHelpers.draggable = {
2 // todo: remove the unreliable offset hacks
3 unreliableOffset: $.ui.ie && ( !document.documentMode || document.documentMode < 8 ) ? 2 : 0,
4 testDrag: function(el, handle, dx, dy, expectedDX, expectedDY, msg) {
5 var offsetAfter, actual, expected,
6 offsetBefore = el.offset();
8 $( handle ).simulate( "drag", {
12 offsetAfter = el.offset();
14 actual = { left: offsetAfter.left, top: offsetAfter.top };
15 expected = { left: offsetBefore.left + expectedDX, top: offsetBefore.top + expectedDY };
17 msg = msg ? msg + "." : "";
18 deepEqual(actual, expected, "dragged[" + dx + ", " + dy + "] " + msg);
20 shouldMove: function(el, why) {
21 TestHelpers.draggable.testDrag(el, el, 50, 50, 50, 50, why);
23 shouldNotMove: function(el, why) {
24 TestHelpers.draggable.testDrag(el, el, 50, 50, 0, 0, why);
26 testScroll: function(el, position ) {
27 var oldPosition = $("#main").css("position");
28 $("#main").css("position", position);
29 TestHelpers.draggable.shouldMove(el, position+" parent");
30 $("#main").css("position", oldPosition);
32 restoreScroll: function( what ) {
34 $(document).scrollTop(0); $(document).scrollLeft(0);
36 $("#main").scrollTop(0); $("#main").scrollLeft(0);
39 setScroll: function( what ) {
41 // todo: currently, the draggable interaction doesn't properly account for scrolled pages,
42 // uncomment the line below to make the tests fail that should when the page is scrolled
43 // $(document).scrollTop(100); $(document).scrollLeft(100);
45 $("#main").scrollTop(100); $("#main").scrollLeft(100);
48 border: function(el, side) {
49 return parseInt(el.css("border-" + side + "-width"), 10) || 0;
51 margin: function(el, side) {
52 return parseInt(el.css("margin-" + side), 10) || 0;
54 move: function( el, x, y ) {
56 $( el ).simulate( "drag", {
62 trackMouseCss : function( el ) {
63 el.bind( "drag", function() {
64 el.data( "last_dragged_cursor", $("body").css("cursor") );
67 trackAppendedParent : function( el ) {
69 // appendTo ignored without being clone
70 el.draggable( "option", "helper", "clone" );
72 el.bind( "drag", function(e,ui) {
73 // Get what parent is at time of drag
74 el.data( "last_dragged_parent", ui.helper.parent()[0] );