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36 lines
1.1 KiB
JavaScript
36 lines
1.1 KiB
JavaScript
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QUnit.test( 'prepend', function( assert ) {
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var container = document.querySelector('#prepend');
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var pckry = new Packery( container );
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var itemElemA = pckry.items[0].element;
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var itemElemB = pckry.items[1].element;
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var itemElemC = gimmeAnItemElement();
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itemElemC.style.background = 'orange';
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var itemElemD = gimmeAnItemElement();
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itemElemD.style.background = 'magenta';
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var done = assert.async();
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var ticks = 0;
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pckry.on( 'layoutComplete', function() {
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assert.ok( true, 'layoutComplete triggered' );
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ticks++;
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if ( ticks == 2 ) {
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assert.ok( true, '2 layoutCompletes triggered' );
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done();
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}
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});
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var fragment = document.createDocumentFragment();
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fragment.appendChild( itemElemC );
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fragment.appendChild( itemElemD );
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container.insertBefore( fragment, container.firstChild );
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pckry.prepended([ itemElemC, itemElemD ]);
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assert.equal( pckry.items[0].element, itemElemC, 'item C is first' );
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assert.equal( pckry.items[1].element, itemElemD, 'item D is second' );
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assert.equal( pckry.items[2].element, itemElemA, 'item A is third' );
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assert.equal( pckry.items[3].element, itemElemB, 'item B is fourth' );
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});
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