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import { shallowMount } from '@vue/test-utils';
import { GlListbox } from '@gitlab/ui';
import ListboxInput from '~/vue_shared/components/listbox_input/listbox_input.vue';
describe('ListboxInput', () => {
let wrapper;
// Props
const name = 'name';
const defaultToggleText = 'defaultToggleText';
const items = [
{
text: 'Group 1',
options: [
{ text: 'Item 1', value: '1' },
{ text: 'Item 2', value: '2' },
],
},
{
text: 'Group 2',
options: [{ text: 'Item 3', value: '3' }],
},
];
// Finders
const findGlListbox = () => wrapper.findComponent(GlListbox);
const findInput = () => wrapper.find('input');
const createComponent = (propsData) => {
wrapper = shallowMount(ListboxInput, {
propsData: {
name,
defaultToggleText,
items,
...propsData,
},
});
};
describe('input attributes', () => {
beforeEach(() => {
createComponent();
});
it('sets the input name', () => {
expect(findInput().attributes('name')).toBe(name);
});
});
describe('toggle text', () => {
it('uses the default toggle text while no value is selected', () => {
createComponent();
expect(findGlListbox().props('toggleText')).toBe(defaultToggleText);
});
it("uses the selected option's text as the toggle text", () => {
const selectedOption = items[0].options[0];
createComponent({ selected: selectedOption.value });
expect(findGlListbox().props('toggleText')).toBe(selectedOption.text);
});
});
describe('input value', () => {
const selectedOption = items[0].options[0];
beforeEach(() => {
createComponent({ selected: selectedOption.value });
jest.spyOn(findInput().element, 'dispatchEvent');
});
it("sets the listbox's and input's values", () => {
const { value } = selectedOption;
expect(findGlListbox().props('selected')).toBe(value);
expect(findInput().attributes('value')).toBe(value);
});
describe("when the listbox's value changes", () => {
const newSelectedOption = items[1].options[0];
beforeEach(() => {
findGlListbox().vm.$emit('select', newSelectedOption.value);
});
it('emits the `select` event', () => {
expect(wrapper.emitted('select')).toEqual([[newSelectedOption.value]]);
});
});
});
describe('search', () => {
beforeEach(() => {
createComponent();
});
it('passes all items to GlListbox by default', () => {
createComponent();
expect(findGlListbox().props('items')).toStrictEqual(items);
});
describe('with groups', () => {
beforeEach(() => {
createComponent();
findGlListbox().vm.$emit('search', '1');
});
it('passes only the items that match the search string', async () => {
expect(findGlListbox().props('items')).toStrictEqual([
{
text: 'Group 1',
options: [{ text: 'Item 1', value: '1' }],
},
]);
});
});
describe('with flat items', () => {
beforeEach(() => {
createComponent({
items: items[0].options,
});
findGlListbox().vm.$emit('search', '1');
});
it('passes only the items that match the search string', async () => {
expect(findGlListbox().props('items')).toStrictEqual([{ text: 'Item 1', value: '1' }]);
});
});
});
});
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