jquery-ui/tests/unit/draggable/draggable_test_helpers.js
2013-03-09 08:12:47 -05:00

78 lines
2.3 KiB
JavaScript

TestHelpers.draggable = {
// todo: remove the unreliable offset hacks
unreliableOffset: $.ui.ie && ( !document.documentMode || document.documentMode < 8 ) ? 2 : 0,
testDrag: function(el, handle, dx, dy, expectedDX, expectedDY, msg) {
var offsetAfter, actual, expected,
offsetBefore = el.offset();
$( handle ).simulate( "drag", {
dx: dx,
dy: dy
});
offsetAfter = el.offset();
actual = { left: offsetAfter.left, top: offsetAfter.top };
expected = { left: offsetBefore.left + expectedDX, top: offsetBefore.top + expectedDY };
msg = msg ? msg + "." : "";
deepEqual(actual, expected, "dragged[" + dx + ", " + dy + "] " + msg);
},
shouldMove: function(el, why) {
TestHelpers.draggable.testDrag(el, el, 50, 50, 50, 50, why);
},
shouldNotMove: function(el, why) {
TestHelpers.draggable.testDrag(el, el, 50, 50, 0, 0, why);
},
testScroll: function(el, position ) {
var oldPosition = $("#main").css("position");
$("#main").css("position", position);
TestHelpers.draggable.shouldMove(el, position+" parent");
$("#main").css("position", oldPosition);
},
restoreScroll: function( what ) {
if( what ) {
$(document).scrollTop(0); $(document).scrollLeft(0);
} else {
$("#main").scrollTop(0); $("#main").scrollLeft(0);
}
},
setScroll: function( what ) {
if(what) {
// todo: currently, the draggable interaction doesn't properly account for scrolled pages,
// uncomment the line below to make the tests fail that should when the page is scrolled
// $(document).scrollTop(100); $(document).scrollLeft(100);
} else {
$("#main").scrollTop(100); $("#main").scrollLeft(100);
}
},
border: function(el, side) {
return parseInt(el.css("border-" + side + "-width"), 10) || 0;
},
margin: function(el, side) {
return parseInt(el.css("margin-" + side), 10) || 0;
},
move: function( el, x, y ) {
$( el ).simulate( "drag", {
dx: x,
dy: y
});
},
trackMouseCss : function( el ) {
el.bind( "drag", function() {
el.data( "last_dragged_cursor", $("body").css("cursor") );
});
},
trackAppendedParent : function( el ) {
// appendTo ignored without being clone
el.draggable( "option", "helper", "clone" );
el.bind( "drag", function(e,ui) {
// Get what parent is at time of drag
el.data( "last_dragged_parent", ui.helper.parent()[0] );
});
}
};