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import Vue from 'vue';
import createStore from '~/notes/stores';
import DiscussionFilter from '~/notes/components/discussion_filter.vue';
import { DISCUSSION_FILTERS_DEFAULT_VALUE } from '~/notes/constants';
import { mountComponentWithStore } from '../../helpers/vue_mount_component_helper';
import { discussionFiltersMock, discussionMock } from '../mock_data';
describe('DiscussionFilter component', () => {
let vm;
let store;
let eventHub;
const mountComponent = () => {
store = createStore();
const discussions = [
{
...discussionMock,
id: discussionMock.id,
notes: [{ ...discussionMock.notes[0], resolvable: true, resolved: true }],
},
];
const Component = Vue.extend(DiscussionFilter);
const selectedValue = DISCUSSION_FILTERS_DEFAULT_VALUE;
const props = { filters: discussionFiltersMock, selectedValue };
store.state.discussions = discussions;
return mountComponentWithStore(Component, {
el: null,
store,
props,
});
};
beforeEach(() => {
window.mrTabs = undefined;
vm = mountComponent();
});
afterEach(() => {
vm.$destroy();
});
it('renders the all filters', () => {
expect(vm.$el.querySelectorAll('.dropdown-menu li').length).toEqual(
discussionFiltersMock.length,
);
});
it('renders the default selected item', () => {
expect(vm.$el.querySelector('#discussion-filter-dropdown').textContent.trim()).toEqual(
discussionFiltersMock[0].title,
);
});
it('updates to the selected item', () => {
const filterItem = vm.$el.querySelector('.dropdown-menu li:last-child button');
filterItem.click();
expect(vm.currentFilter.title).toEqual(filterItem.textContent.trim());
});
it('only updates when selected filter changes', () => {
const filterItem = vm.$el.querySelector('.dropdown-menu li:first-child button');
spyOn(vm, 'filterDiscussion');
filterItem.click();
expect(vm.filterDiscussion).not.toHaveBeenCalled();
});
it('disables commenting when "Show history only" filter is applied', () => {
const filterItem = vm.$el.querySelector('.dropdown-menu li:last-child button');
filterItem.click();
expect(vm.$store.state.commentsDisabled).toBe(true);
});
it('enables commenting when "Show history only" filter is not applied', () => {
const filterItem = vm.$el.querySelector('.dropdown-menu li:first-child button');
filterItem.click();
expect(vm.$store.state.commentsDisabled).toBe(false);
});
it('renders a dropdown divider for the default filter', () => {
const defaultFilter = vm.$el.querySelector('.dropdown-menu li:first-child');
expect(defaultFilter.lastChild.classList).toContain('dropdown-divider');
});
describe('Merge request tabs', () => {
eventHub = new Vue();
beforeEach(() => {
window.mrTabs = {
eventHub,
currentTab: 'show',
};
vm = mountComponent();
});
afterEach(() => {
window.mrTabs = undefined;
});
it('only renders when discussion tab is active', done => {
eventHub.$emit('MergeRequestTabChange', 'commit');
vm.$nextTick(() => {
expect(vm.$el.querySelector).toBeUndefined();
done();
});
});
});
describe('URL with Links to notes', () => {
afterEach(() => {
window.location.hash = '';
});
it('updates the filter when the URL links to a note', done => {
window.location.hash = `note_${discussionMock.notes[0].id}`;
vm.currentValue = discussionFiltersMock[2].value;
vm.handleLocationHash();
vm.$nextTick(() => {
expect(vm.currentValue).toEqual(DISCUSSION_FILTERS_DEFAULT_VALUE);
done();
});
});
it('does not update the filter when the current filter is "Show all activity"', done => {
window.location.hash = `note_${discussionMock.notes[0].id}`;
vm.handleLocationHash();
vm.$nextTick(() => {
expect(vm.currentValue).toEqual(DISCUSSION_FILTERS_DEFAULT_VALUE);
done();
});
});
it('only updates filter when the URL links to a note', done => {
window.location.hash = `testing123`;
vm.handleLocationHash();
vm.$nextTick(() => {
expect(vm.currentValue).toEqual(DISCUSSION_FILTERS_DEFAULT_VALUE);
done();
});
});
});
});
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