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describe('infoCallback Option', function() {
dt.libs({
js: ['jquery', 'datatables'],
css: ['datatables']
});
describe('Check the arguments', function() {
let args;
let table;
dt.html('basic');
it('Count the arguments', function() {
table = $('#example').DataTable({
infoCallback: function() {
args = arguments;
return 'unit test';
}
});
expect(args.length).toBe(6);
});
it('First arg is settings', function() {
expect(args[0]).toBe(table.settings()[0]);
});
it('Second arg is start position', function() {
expect(typeof args[1]).toBe('number');
});
it('Third arg is end position', function() {
expect(typeof args[2]).toBe('number');
});
it('Fourth arg is max', function() {
expect(typeof args[3]).toBe('number');
});
it('Fifth arg is total', function() {
expect(typeof args[4]).toBe('number');
});
it('Sixth arg is pre', function() {
expect(typeof args[5]).toBe('string');
});
it('Return values is used', function() {
expect($('div.dataTables_info').text()).toBe('unit test');
});
});
describe('Functional tests', function() {
function check(start, end, max, total, pre) {
expect(args[1]).toBe(start);
expect(args[2]).toBe(end);
expect(args[3]).toBe(max);
expect(args[4]).toBe(total);
expect(args[5]).toBe(pre);
}
let args;
let table;
let testString = 'unit test';
dt.html('basic');
it('At initialisation', function() {
table = $('#example').DataTable({
infoCallback: function() {
args = arguments;
return testString;
}
});
check(1, 10, 57, 57, 'Showing 1 to 10 of 57 entries');
});
it('At page change', function() {
table.page(1).draw('page');
check(11, 20, 57, 57, 'Showing 11 to 20 of 57 entries');
});
it('Searching', function() {
table.search('Cox').draw();
check(1, 1, 57, 1, 'Showing 1 to 1 of 1 entries (filtered from 57 total entries)');
});
dt.html('basic');
it('info option disabled', function() {
args = null;
table = $('#example').DataTable({
info: false,
infoCallback: function() {
args = arguments;
return testString;
}
});
expect(args).toBe(null);
});
dt.html('basic');
it('info option disabled in DOM', function() {
args = null;
table = $('#example').DataTable({
dom: 'lfrtp',
infoCallback: function() {
args = arguments;
return testString;
}
});
expect(args).toBe(null);
});
});
});
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