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describe('slice()', function() {
var table;
var data, dataSliced;
dt.libs({
js: ['jquery', 'datatables'],
css: ['datatables']
});
describe('Check the defaults', function() {
let table;
dt.html('basic');
it('Exists and is a function', function() {
table = $('#example').DataTable();
expect(typeof table.slice).toBe('function');
});
it('Returns API instance', function() {
expect(table.slice() instanceof $.fn.dataTable.Api).toBe(true);
});
});
describe('Functional tests', function() {
dt.html('basic');
it('Create basic DataTable', function() {
table = $('#example').DataTable();
data = table
.column(2)
.data()
.unique()
.sort();
expect(data.count()).toBe(7);
});
it('Create copy of instance', function() {
dataSliced = data.slice();
expect(dataSliced.count()).toBe(7);
});
it('Push to sliced copy', function() {
dataSliced.push('Dunfermline');
expect(dataSliced.count()).toBe(8);
});
it('Does not effect the original', function() {
expect(data.count()).toBe(7);
});
it('Does have data in the new one', function() {
expect(dataSliced[0]).toBe('Edinburgh');
expect(dataSliced[1]).toBe('London');
expect(dataSliced[2]).toBe('New York');
expect(dataSliced[3]).toBe('San Francisco');
expect(dataSliced[4]).toBe('Sidney');
expect(dataSliced[5]).toBe('Singapore');
expect(dataSliced[6]).toBe('Tokyo');
expect(dataSliced[7]).toBe('Dunfermline');
});
});
});
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