1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 | // 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(); } ); |