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describe( "columnDefs option", function() {
dt.libs( {
js: [ 'jquery', 'datatables' ],
css: [ 'datatables' ]
} );
describe("Check the defaults", function () {
dt.html( 'basic' );
it("Default should be null", function () {
$('#example').dataTable();
expect($.fn.dataTable.defaults.aoColumnDefs).toBe(null);
});
dt.html( 'basic' );
it(" '_all' targets all columns. ", function () {
$('#example').dataTable( {
"columnDefs": [
{ targets: [0], visible: true},
{ targets: '_all', visible: false}
]
});
//We know _all works as there are 6 columns that are being selected minus the first '0' column, this gives us 1 column.
expect($('#example thead').find('th').length === 1).toBe(true);
});
dt.html( 'basic' );
it("Select 1 column using array", function () {
$('#example').dataTable( {
"columnDefs": [
{ targets: [0], visible: false}
]
});
//Check 1 columns has been removed and that 1 column is the name column
expect($('#example thead').find('th').length === 5 && $('#example thead th:eq(0)').html() == "Position").toBe(true);
});
dt.html( 'basic' );
it("Select 2 columns using array", function () {
$('#example').dataTable( {
"columnDefs": [
{ targets: [0,1], visible: false}
]
});
//Check 2 columns have been removed and that they are the correct columns
expect($('#example thead').find('th').length === 4 && $('#example thead th:eq(0)').html() == "Office").toBe(true);
});
dt.html( 'basic');
it("Use negative int to select last column", function () {
$('#example').dataTable( {
"columnDefs": [
{ targets: [-1], visible: false}
]
});
//Check 1 column has been removed and that 1 column is the Salary column
expect($('#example thead').find('th').length === 5 && $('#example thead th:eq(-1)').html() == "Start date").toBe(true);
});
dt.html( 'basic' );
it("Use negative int to select multiple columns", function () {
$('#example').dataTable( {
"columnDefs": [
{ targets: [-1,-2], visible: false}
]
});
//Check 2 columns has been removed and they are the correct columns
expect($('#example thead').find('th').length === 4 && $('#example thead th:eq(-1)').html() == "Age").toBe(true);
});
dt.html( 'basic' );
it("Mixed negative and positive ints to select columns- remove first and last columns", function () {
$('#example').dataTable( {
"columnDefs": [
{ targets: [0,-1], visible: false}
]
});
//Check 2 columns has been removed and they are the correct columns
expect($('#example thead').find('th').length === 4 && $('#example thead th:eq(0)').html() == "Position" && $('#example thead th:eq(-1)').html() == "Start date").toBe(true);
});
dt.html( 'basic' );
it("Use string to select column", function () {
$('#example thead th:eq(0)').addClass('test1');
$('#example').dataTable( {
"columnDefs": [
{ targets: "test1", visible: false}
]
});
//Check 2 columns has been removed and they are the correct columns
expect($('#example thead').find('th').length === 5 && $('#example thead th:eq(0)').html() == "Position").toBe(true);
});
});
});
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