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describe('columns- columns().dataSrc()', function() {
dt.libs({
js: ['jquery', 'datatables'],
css: ['datatables']
});
let table;
describe('Check the defaults', function() {
dt.html('basic');
it('Exists and is a function', function() {
table = $('#example').DataTable();
expect(typeof table.columns().dataSrc).toBe('function');
});
it('Returns an API instance', function() {
expect(table.columns().dataSrc() instanceof $.fn.dataTable.Api).toBe(true);
});
it('Returns an API instance- 1 column selected', function() {
expect(table.columns(1).dataSrc() instanceof $.fn.dataTable.Api).toBe(true);
});
});
describe('Functional tests', function() {
let dataSet = [[2016, 37], [2016, 27], [2016, 23], [2016, 19], [2016, 43], [2016, 76]];
dt.html('currency');
it('If columns.data is not set it should return an integer (array based table)', function() {
table = $('#example').DataTable({
data: dataSet,
columns: [{ title: 'Name' }, { title: 'Age' }]
});
expect(typeof table.columns().dataSrc()[0]).toBe('number');
});
dt.html('currency');
it('Returns a function, when using a function set in columnDefs.data', function() {
var count = 0;
table = $('#example').DataTable({
data: dataSet,
columnDefs: [
{
targets: 1,
data: function(row, type, val, meta) {
return ++count;
}
}
]
});
expect(typeof table.columns(1).dataSrc()[0]).toBe('function');
});
dt.html('empty');
it('Returns string when using string in column (object based table)', function(done) {
var table = $('#example').DataTable({
ajax: '/base/test/data/data.txt',
columns: [
{ data: 'name' },
{ data: 'position' },
{ data: 'office' },
{ data: 'age' },
{ data: 'start_date' },
{ data: 'salary' }
],
initComplete: function(settings, json) {
var result = table.columns([1, 3]).dataSrc();
expect(result[0]).toBe('position');
expect(result[1]).toBe('age');
done();
}
});
});
});
});
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