webapp/resources/datatables-1.9.4/media/unit_testing/tests_onhold/5_ajax_objects/fnHeaderCallback.js

   1 // DATA_TEMPLATE: empty_table
   2 oTest.fnStart( "fnHeaderCallback" );
   3
   4 $(document).ready( function () {
   5         /* Check the default */
   6         var oTable = $('#example').dataTable( {
   7                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
   8                 "aoColumns": [
   9                         { "mData": "engine" },
  10                         { "mData": "browser" },
  11                         { "mData": "platform" },
  12                         { "mData": "version" },
  13                         { "mData": "grade" }
  14                 ]
  15         } );
  16         var oSettings = oTable.fnSettings();
  17         var mPass, bInit;
  18
  19         oTest.fnWaitTest(
  20                 "Default should be null",
  21                 null,
  22                 function () { return oSettings.fnHeaderCallback == null; }
  23         );
  24
  25
  26         oTest.fnWaitTest(
  27                 "Five arguments passed",
  28                 function () {
  29                         oSession.fnRestore();
  30
  31                         mPass = -1;
  32                         bInit = false;
  33                         $('#example').dataTable( {
  34                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
  35                                 "aoColumnDefs": [
  36                                         { "mData": "engine", "aTargets": [0] },
  37                                         { "mData": "browser", "aTargets": [1] },
  38                                         { "mData": "platform", "aTargets": [2] },
  39                                         { "mData": "version", "aTargets": [3] },
  40                                         { "mData": "grade", "aTargets": [4] }
  41                                 ],
  42                                 "fnHeaderCallback": function ( ) {
  43                                         mPass = arguments.length;
  44                                 },
  45                                 "fnInitComplete": function () {
  46                                         bInit = true;
  47                                 }
  48                         } );
  49                 },
  50                 function () { return mPass == 5 && bInit; }
  51         );
  52
  53
  54         /* The header callback is called once for the init and then when the data is added */
  55         oTest.fnWaitTest(
  56                 "fnHeaderCallback called once per draw",
  57                 function () {
  58                         oSession.fnRestore();
  59
  60                         mPass = 0;
  61                         bInit = false;
  62                         $('#example').dataTable( {
  63                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
  64                                 "aoColumnDefs": [
  65                                         { "mData": "engine", "aTargets": [0] },
  66                                         { "mData": "browser", "aTargets": [1] },
  67                                         { "mData": "platform", "aTargets": [2] },
  68                                         { "mData": "version", "aTargets": [3] },
  69                                         { "mData": "grade", "aTargets": [4] }
  70                                 ],
  71                                 "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
  72                                         mPass++;
  73                                 },
  74                                 "fnInitComplete": function () {
  75                                         bInit = true;
  76                                 }
  77                         } );
  78                 },
  79                 function () { return mPass == 2 && bInit; }
  80         );
  81
  82         oTest.fnWaitTest(
  83                 "fnRowCallback called on paging (i.e. another draw)",
  84                 function () { $('#example_next').click(); },
  85                 function () { return mPass == 3; }
  86         );
  87
  88
  89         oTest.fnWaitTest(
  90                 "fnRowCallback allows us to alter row information",
  91                 function () {
  92                         oSession.fnRestore();
  93                         $('#example').dataTable( {
  94                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
  95                                 "aoColumnDefs": [
  96                                         { "mData": "engine", "aTargets": [0] },
  97                                         { "mData": "browser", "aTargets": [1] },
  98                                         { "mData": "platform", "aTargets": [2] },
  99                                         { "mData": "version", "aTargets": [3] },
 100                                         { "mData": "grade", "aTargets": [4] }
 101                                 ],
 102                                 "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
 103                                         nHead.getElementsByTagName('th')[0].innerHTML = "Displaying "+(iEnd-iStart)+" records";
 104                                 }
 105                         } );
 106                 },
 107                 function () { return $('#example thead th:eq(0)').html() == "Displaying 10 records"; }
 108         );
 109
 110
 111         oTest.fnWaitTest(
 112                 "iStart correct on first page",
 113                 function () {
 114                         oSession.fnRestore();
 115
 116                         mPass = true;
 117                         $('#example').dataTable( {
 118                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
 119                                 "aoColumnDefs": [
 120                                         { "mData": "engine", "aTargets": [0] },
 121                                         { "mData": "browser", "aTargets": [1] },
 122                                         { "mData": "platform", "aTargets": [2] },
 123                                         { "mData": "version", "aTargets": [3] },
 124                                         { "mData": "grade", "aTargets": [4] }
 125                                 ],
 126                                 "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
 127                                         if ( iStart != 0 )
 128                                         {
 129                                                 mPass = false;
 130                                         }
 131                                 }
 132                         } );
 133                 },
 134                 function () { return mPass; }
 135         );
 136
 137
 138         oTest.fnWaitTest(
 139                 "iStart correct on second page",
 140                 function () {
 141                         oSession.fnRestore();
 142
 143                         mPass = false;
 144                         $('#example').dataTable( {
 145                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
 146                                 "aoColumnDefs": [
 147                                         { "mData": "engine", "aTargets": [0] },
 148                                         { "mData": "browser", "aTargets": [1] },
 149                                         { "mData": "platform", "aTargets": [2] },
 150                                         { "mData": "version", "aTargets": [3] },
 151                                         { "mData": "grade", "aTargets": [4] }
 152                                 ],
 153                                 "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
 154                                         if ( iStart == 10 )
 155                                         {
 156                                                 mPass = true;
 157                                         }
 158                                 },
 159                                 "fnInitComplete": function () {
 160                                         $('#example_next').click();
 161                                 }
 162                         } );
 163                 },
 164                 function () { return mPass; }
 165         );
 166
 167
 168         oTest.fnWaitTest(
 169                 "iEnd correct on second page",
 170                 function () {
 171                         oSession.fnRestore();
 172
 173                         mPass = false;
 174                         $('#example').dataTable( {
 175                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
 176                                 "aoColumnDefs": [
 177                                         { "mData": "engine", "aTargets": [0] },
 178                                         { "mData": "browser", "aTargets": [1] },
 179                                         { "mData": "platform", "aTargets": [2] },
 180                                         { "mData": "version", "aTargets": [3] },
 181                                         { "mData": "grade", "aTargets": [4] }
 182                                 ],
 183                                 "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
 184                                         if ( iEnd == 20 )
 185                                         {
 186                                                 mPass = true;
 187                                         }
 188                                 },
 189                                 "fnInitComplete": function () {
 190                                         $('#example_next').click();
 191                                 }
 192                         } );
 193                 },
 194                 function () { return mPass; }
 195         );
 196
 197
 198         oTest.fnWaitTest(
 199                 "aiDisplay length is full data when not filtered",
 200                 function () {
 201                         oSession.fnRestore();
 202
 203                         mPass = false;
 204                         $('#example').dataTable( {
 205                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
 206                                 "aoColumnDefs": [
 207                                         { "mData": "engine", "aTargets": [0] },
 208                                         { "mData": "browser", "aTargets": [1] },
 209                                         { "mData": "platform", "aTargets": [2] },
 210                                         { "mData": "version", "aTargets": [3] },
 211                                         { "mData": "grade", "aTargets": [4] }
 212                                 ],
 213                                 "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
 214                                         if ( aiDisplay.length == 57 )
 215                                         {
 216                                                 mPass = true;
 217                                         }
 218                                 }
 219                         } );
 220                 },
 221                 function () { return mPass; }
 222         );
 223
 224         oTest.fnWaitTest(
 225                 "aiDisplay length is 9 when filtering on 'Mozilla'",
 226                 function () {
 227                         oSession.fnRestore();
 228
 229                         mPass = false;
 230                         oTable = $('#example').dataTable( {
 231                                 "sAjaxSource": "../../../examples/ajax/sources/objects.txt",
 232                                 "aoColumnDefs": [
 233                                         { "mData": "engine", "aTargets": [0] },
 234                                         { "mData": "browser", "aTargets": [1] },
 235                                         { "mData": "platform", "aTargets": [2] },
 236                                         { "mData": "version", "aTargets": [3] },
 237                                         { "mData": "grade", "aTargets": [4] }
 238                                 ],
 239                                 "fnHeaderCallback": function ( nHead, aasData, iStart, iEnd, aiDisplay ) {
 240                                         if ( aiDisplay.length == 9 )
 241                                         {
 242                                                 mPass = true;
 243                                         }
 244                                 }
 245                         } );
 246                         oTable.fnFilter( "Mozilla" );
 247                 },
 248                 function () { return mPass; }
 249         );
 250
 251
 252
 253         oTest.fnComplete();
 254 } );