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// DATA_TEMPLATE: empty_table oTest.fnStart( "fnRowCallback" ); /* Note - fnRowCallback MUST return the first arguments (modified or not) */ $(document).ready( function () { /* Check the default */ var oTable = $('#example').dataTable( { "sAjaxSource": "../../../examples/ajax/sources/objects.txt", "aoColumns": [ { "mData": "engine" }, { "mData": "browser" }, { "mData": "platform" }, { "mData": "version" }, { "mData": "grade" } ] } ); var oSettings = oTable.fnSettings(); var mPass; oTest.fnWaitTest( "Default should be null", null, function () { return oSettings.fnRowCallback == null; } ); oTest.fnWaitTest( "Four arguments passed", function () { oSession.fnRestore(); mPass = -1; $('#example').dataTable( { "sAjaxSource": "../../../examples/ajax/sources/objects.txt", "aoColumnDefs": [ { "mData": "engine", "aTargets": [0] }, { "mData": "browser", "aTargets": [1] }, { "mData": "platform", "aTargets": [2] }, { "mData": "version", "aTargets": [3] }, { "mData": "grade", "aTargets": [4] } ], "fnRowCallback": function ( nTr ) { mPass = arguments.length; return nTr; } } ); }, function () { return mPass == 4; } ); oTest.fnWaitTest( "fnRowCallback called once for each drawn row", function () { oSession.fnRestore(); mPass = 0; $('#example').dataTable( { "sAjaxSource": "../../../examples/ajax/sources/objects.txt", "aoColumnDefs": [ { "mData": "engine", "aTargets": [0] }, { "mData": "browser", "aTargets": [1] }, { "mData": "platform", "aTargets": [2] }, { "mData": "version", "aTargets": [3] }, { "mData": "grade", "aTargets": [4] } ], "fnRowCallback": function ( nTr, asData, iDrawIndex, iDataIndex ) { mPass++; return nTr; } } ); }, function () { return mPass == 10; } ); oTest.fnWaitTest( "fnRowCallback allows us to alter row information", function () { oSession.fnRestore(); $('#example').dataTable( { "sAjaxSource": "../../../examples/ajax/sources/objects.txt", "aoColumnDefs": [ { "mData": "engine", "aTargets": [0] }, { "mData": "browser", "aTargets": [1] }, { "mData": "platform", "aTargets": [2] }, { "mData": "version", "aTargets": [3] }, { "mData": "grade", "aTargets": [4] } ], "fnRowCallback": function ( nTr, asData, iDrawIndex, iDataIndex ) { $(nTr).addClass('unit_test'); return nTr; } } ); }, function () { return $('#example tbody tr:eq(1)').hasClass('unit_test'); } ); oTest.fnWaitTest( "Data array has length matching columns", function () { oSession.fnRestore(); mPass = true; $('#example').dataTable( { "sAjaxSource": "../../../examples/ajax/sources/objects.txt", "aoColumnDefs": [ { "mData": "engine", "aTargets": [0] }, { "mData": "browser", "aTargets": [1] }, { "mData": "platform", "aTargets": [2] }, { "mData": "version", "aTargets": [3] }, { "mData": "grade", "aTargets": [4] } ], "fnRowCallback": function ( nTr, asData, iDrawIndex, iDataIndex ) { if ( asData.length != 5 ) mPass = false; return nTr; } } ); }, function () { return mPass; } ); oTest.fnWaitTest( "Data array has length matching columns", function () { oSession.fnRestore(); mPass = true; var iCount = 0; $('#example').dataTable( { "sAjaxSource": "../../../examples/ajax/sources/objects.txt", "aoColumnDefs": [ { "mData": "engine", "aTargets": [0] }, { "mData": "browser", "aTargets": [1] }, { "mData": "platform", "aTargets": [2] }, { "mData": "version", "aTargets": [3] }, { "mData": "grade", "aTargets": [4] } ], "fnRowCallback": function ( nTr, asData, iDrawIndex, iDataIndex ) { if ( iCount != iDrawIndex ) mPass = false; iCount++; return nTr; } } ); }, function () { return mPass; } ); oTest.fnComplete(); } );