source: branches/WebApplication/MVC2/HeuristicLabWeb.PluginHost/HLWebPluginHost/Content/jQuery/jQueryPlugins/DataTables-1.7.6/media/unit_testing/tests_onhold/3_ajax/fnHeaderCallback.js @ 6286

// DATA_TEMPLATE: empty_table
oTest.fnStart( "fnHeaderCallback" );

$(document).ready( function () {
  /* Check the default */
  var oTable = $('#example').dataTable( {
    "sAjaxSource": "../../../examples/examples_support/json_source.txt"
  } );
  var oSettings = oTable.fnSettings();
  var mPass, bInit;
  
  oTest.fnWaitTest( 
    "Default should be null",
    null,
    function () { return oSettings.fnHeaderCallback == null; }
  );
  
  
  oTest.fnWaitTest( 
    "Five arguments passed",
    function () {
      oSession.fnRestore();
      
      mPass = -1;
      bInit = false;
      $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( ) {
          mPass = arguments.length;
        },
        "fnInitComplete": function () {
          bInit = true;
        }
      } );
    },
    function () { return mPass == 5 && bInit; }
  );
  
  
  /* The header callback is called once for the init and then when the data is added */
  oTest.fnWaitTest( 
    "fnHeaderCallback called once per draw",
    function () {
      oSession.fnRestore();
      
      mPass = 0;
      bInit = false;
      $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
          mPass++;
        },
        "fnInitComplete": function () {
          bInit = true;
        }
      } );
    },
    function () { return mPass == 2 && bInit; }
  );
  
  oTest.fnWaitTest( 
    "fnRowCallback called on paging (i.e. another draw)",
    function () { $('#example_next').click(); },
    function () { return mPass == 3; }
  );
  
  
  oTest.fnWaitTest( 
    "fnRowCallback allows us to alter row information",
    function () {
      oSession.fnRestore();
      $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
          nHead.getElementsByTagName('th')[0].innerHTML = "Displaying "+(iEnd-iStart)+" records";
        }
      } );
    },
    function () { return $('#example thead th:eq(0)').html() == "Displaying 10 records"; }
  );
  
  
  oTest.fnWaitTest( 
    "iStart correct on first page",
    function () {
      oSession.fnRestore();
      
      mPass = true;
      $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
          if ( iStart != 0 )
          {
            mPass = false;
          }
        }
      } );
    },
    function () { return mPass; }
  );
  
  
  oTest.fnWaitTest( 
    "iStart correct on second page",
    function () {
      oSession.fnRestore();
      
      mPass = false;
      $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
          if ( iStart == 10 )
          {
            mPass = true;
          }
        },
        "fnInitComplete": function () {
          $('#example_next').click();
        }
      } );
    },
    function () { return mPass; }
  );
  
  
  oTest.fnWaitTest( 
    "iEnd correct on second page",
    function () {
      oSession.fnRestore();
      
      mPass = false;
      $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
          if ( iEnd == 20 )
          {
            mPass = true;
          }
        },
        "fnInitComplete": function () {
          $('#example_next').click();
        }
      } );
    },
    function () { return mPass; }
  );
  
  
  oTest.fnWaitTest( 
    "aiDisplay length is full data when not filtered",
    function () {
      oSession.fnRestore();
      
      mPass = false;
      $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
          if ( aiDisplay.length == 57 )
          {
            mPass = true;
          }
        }
      } );
    },
    function () { return mPass; }
  );
  
  oTest.fnWaitTest( 
    "aiDisplay length is 9 when filtering on 'Mozilla'",
    function () {
      oSession.fnRestore();
      
      mPass = false;
      oTable = $('#example').dataTable( {
        "sAjaxSource": "../../../examples/examples_support/json_source.txt",
        "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
          if ( aiDisplay.length == 9 )
          {
            mPass = true;
          }
        }
      } );
      oTable.fnFilter( "Mozilla" );
    },
    function () { return mPass; }
  );
  
  
  
  oTest.fnComplete();
} );