import { mount } from '@vue/test-utils';
import PrimeVue from '@/components/config/PrimeVue';
import CascadeSelect from './CascadeSelect.vue';

describe('CascadeSelect.vue', () => {
    let wrapper;

    beforeEach(() => {
        wrapper = mount(CascadeSelect, {
            global: {
                plugins: [PrimeVue],
                stubs: {
                    teleport: true
                }
            },
            props: {
                modelValue: null,
                options: [
                    {
                        name: 'Australia',
                        code: 'AU',
                        states: [
                            {
                                name: 'New South Wales',
                                cities: [
                                    {cname: 'Sydney', code: 'A-SY'},
                                    {cname: 'Newcastle', code: 'A-NE'},
                                    {cname: 'Wollongong', code: 'A-WO'}
                                ]
                            },
                            {
                                name: 'Queensland',
                                cities: [
                                    {cname: 'Brisbane', code: 'A-BR'},
                                    {cname: 'Townsville', code: 'A-TO'}
                                ]
                            },
                            
                        ]
                    },
                    {
                        name: 'Canada', 
                        code: 'CA',
                        states: [
                            {
                                name: 'Quebec',
                                cities: [
                                    {cname: 'Montreal', code: 'C-MO'},
                                    {cname: 'Quebec City', code: 'C-QU'}
                                ]
                            },
                            {
                                name: 'Ontario',
                                cities: [
                                    {cname: 'Ottawa', code: 'C-OT'},
                                    {cname: 'Toronto', code: 'C-TO'}
                                ]
                            },
                            
                        ]
                    },
                    {
                        name: 'United States',
                        code: 'US',
                        states: [
                            {
                                name: 'California',
                                cities: [
                                    {cname: 'Los Angeles', code: 'US-LA'},
                                    {cname: 'San Diego', code: 'US-SD'},
                                    {cname: 'San Francisco', code: 'US-SF'}
                                ]
                            },
                            {
                                name: 'Florida',
                                cities: [
                                    {cname: 'Jacksonville', code: 'US-JA'},
                                    {cname: 'Miami', code: 'US-MI'},
                                    {cname: 'Tampa', code: 'US-TA'},
                                    {cname: 'Orlando', code: 'US-OR'}
                                ]
                            },
                            {
                                name: 'Texas',
                                cities: [
                                    {cname: 'Austin', code: 'US-AU'},
                                    {cname: 'Dallas', code: 'US-DA'},
                                    {cname: 'Houston', code: 'US-HO'}
                                ]
                            }
                        ]
                    }
                ],
                optionLabel: 'cname',
                optionGroupLabel: 'name',
                optionGroupChildren: ['states', 'cities']
            }
        });
    });

    it('should exist', async() => { 
        expect(wrapper.find('.p-cascadeselect.p-component').exists()).toBe(true);
    });

    it('should show list and sublist', async() => { 
        expect(wrapper.find('.p-cascadeselect.p-component').exists()).toBe(true);

        await wrapper.trigger('click');

        expect(wrapper.find('.p-cascadeselect-panel.p-cascadeselect-items').exists()).toBe(true);
        expect(wrapper.findAll('.p-cascadeselect-item').length).toBe(3);
        expect(wrapper.findAll('.p-cascadeselect-item-text')[0].text()).toBe('Australia');

        const firstGroup = wrapper.findAll('.p-cascadeselect-item-content')[0];
        await firstGroup.trigger('click');

        expect(wrapper.find('.p-cascadeselect-panel.p-cascadeselect-sublist').exists()).toBe(true);

        const sublist = wrapper.find('.p-cascadeselect-panel.p-cascadeselect-sublist');

        expect(sublist.findAll('.p-cascadeselect-item.p-cascadeselect-item-group').length).toBe(2);
        expect(sublist.findAll('.p-cascadeselect-item-text')[0].text()).toBe('New South Wales');
    });
});