third-party/jquery-ui-1.10.2/tests/unit/draggable/draggable_test_helpers.js

   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();
   7
   8                 $( handle ).simulate( "drag", {
   9                         dx: dx,
  10                         dy: dy
  11                 });
  12                 offsetAfter = el.offset();
  13
  14                 actual = { left: offsetAfter.left, top: offsetAfter.top };
  15                 expected = { left: offsetBefore.left + expectedDX, top: offsetBefore.top + expectedDY };
  16
  17                 msg = msg ? msg + "." : "";
  18                 deepEqual(actual, expected, "dragged[" + dx + ", " + dy + "] " + msg);
  19         },
  20         shouldMove: function(el, why) {
  21                 TestHelpers.draggable.testDrag(el, el, 50, 50, 50, 50, why);
  22         },
  23         shouldNotMove: function(el, why) {
  24                 TestHelpers.draggable.testDrag(el, el, 50, 50, 0, 0, why);
  25         },
  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);
  31         },
  32         restoreScroll: function( what ) {
  33                 if( what ) {
  34                         $(document).scrollTop(0); $(document).scrollLeft(0);
  35                 } else {
  36                         $("#main").scrollTop(0); $("#main").scrollLeft(0);
  37                 }
  38         },
  39         setScroll: function( what ) {
  40                 if(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);
  44                 } else {
  45                         $("#main").scrollTop(100); $("#main").scrollLeft(100);
  46                 }
  47         },
  48         border: function(el, side) {
  49                 return parseInt(el.css("border-" + side + "-width"), 10) || 0;
  50         },
  51         margin: function(el, side) {
  52                 return parseInt(el.css("margin-" + side), 10) || 0;
  53         },
  54         move: function( el, x, y ) {
  55
  56                 $( el ).simulate( "drag", {
  57                         dx: x,
  58                         dy: y
  59                 });
  60
  61         },
  62         trackMouseCss : function( el ) {
  63                 el.bind( "drag", function() {
  64                         el.data( "last_dragged_cursor", $("body").css("cursor") );
  65                 });
  66         },
  67         trackAppendedParent : function( el ) {
  68
  69                 // appendTo ignored without being clone
  70                 el.draggable( "option", "helper", "clone" );
  71
  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] );
  75                 });
  76
  77         }
  78 };