QUnit.test( 'gutter', function( assert ) {
var msnry = new Masonry( '#gutter', {
columnWidth: 60,
gutter: 20
});
checkItemPositions( msnry, assert, {
0: { left: 0, top: 0 },
1: { left: 80, top: 0 },
2: { left: 160, top: 0 },
3: { left: 0, top: 30 }
});
});