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describe('columns - column().nodes()', function() {
dt.libs({
js: ['jquery', 'datatables'],
css: ['datatables']
});
function checkNodes(nodes, length) {
expect(nodes.count()).toBe(length);
for (let i = 0; i < length; i++) {
expect(nodes[i] instanceof HTMLElement).toBe(true);
}
}
describe('Check the defaults', function() {
dt.html('basic');
it('Exists and is a function', function() {
let table = $('#example').DataTable();
expect(typeof table.column().nodes).toBe('function');
});
dt.html('basic');
it('Returns an API instance', function() {
let table = $('#example').DataTable();
expect(table.column().nodes() instanceof $.fn.dataTable.Api).toBe(true);
});
});
describe('Check DOM behaviour', function() {
dt.html('basic');
it('Return data contains 1d array of correct length', function() {
let table = $('#example').DataTable();
checkNodes(table.column(1).nodes(), 57);
});
dt.html('basic');
it('Returned data is for correct column', function() {
let table = $('#example').DataTable();
expect(table.column(1).nodes()[0].textContent).toBe('Accountant');
});
});
describe('Check AJAX behaviour', function() {
dt.html('empty');
it('AJAX sourced table with deferRender- Is it a function', function(done) {
let table = $('#example').DataTable({
ajax: '/base/test/data/data.txt',
deferRender: true,
columns: [
{ data: 'name' },
{ data: 'position' },
{ data: 'office' },
{ data: 'age' },
{ data: 'start_date' },
{ data: 'salary' }
],
initComplete: function(settings, json) {
expect(typeof table.column().nodes).toBe('function');
done();
}
});
});
dt.html('empty');
it('AJAX sourced table with deferRender - Returns an API instance', function(done) {
let 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) {
expect(table.column().nodes() instanceof $.fn.dataTable.Api).toBe(true);
done();
}
});
});
dt.html('empty');
it('AJAX sourced table with deferRender - Return data contains array of correct length', function(done) {
let 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) {
checkNodes(table.column(1).nodes(), 57);
done();
}
});
});
dt.html('empty');
it('AJAX sourced table with deferRender - Returned data is for correct column', function(done) {
let 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) {
expect(table.column(1).nodes()[0].textContent).toBe('Accountant');
done();
}
});
});
});
});
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