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import Vue, { nextTick } from 'vue';
import VueApollo from 'vue-apollo';
import { GlToggle } from '@gitlab/ui';
import createMockApollo from 'helpers/mock_apollo_helper';
import { shallowMountExtended } from 'helpers/vue_test_utils_helper';
import waitForPromises from 'helpers/wait_for_promises';
import WidgetWrapper from '~/work_items/components/widget_wrapper.vue';
import WorkItemTree from '~/work_items/components/work_item_links/work_item_tree.vue';
import WorkItemChildrenWrapper from '~/work_items/components/work_item_links/work_item_children_wrapper.vue';
import WorkItemLinksForm from '~/work_items/components/work_item_links/work_item_links_form.vue';
import WorkItemActionsSplitButton from '~/work_items/components/work_item_links/work_item_actions_split_button.vue';
import getAllowedWorkItemChildTypes from '~/work_items//graphql/work_item_allowed_children.query.graphql';
import {
FORM_TYPES,
WORK_ITEM_TYPE_ENUM_OBJECTIVE,
WORK_ITEM_TYPE_ENUM_KEY_RESULT,
} from '~/work_items/constants';
import { childrenWorkItems, allowedChildrenTypesResponse } from '../../mock_data';
Vue.use(VueApollo);
describe('WorkItemTree', () => {
let wrapper;
const findEmptyState = () => wrapper.findByTestId('tree-empty');
const findToggleFormSplitButton = () => wrapper.findComponent(WorkItemActionsSplitButton);
const findForm = () => wrapper.findComponent(WorkItemLinksForm);
const findWidgetWrapper = () => wrapper.findComponent(WidgetWrapper);
const findWorkItemLinkChildrenWrapper = () => wrapper.findComponent(WorkItemChildrenWrapper);
const findShowLabelsToggle = () => wrapper.findComponent(GlToggle);
const allowedChildrenTypesHandler = jest.fn().mockResolvedValue(allowedChildrenTypesResponse);
const createComponent = ({
workItemType = 'Objective',
parentWorkItemType = 'Objective',
confidential = false,
children = childrenWorkItems,
canUpdate = true,
} = {}) => {
wrapper = shallowMountExtended(WorkItemTree, {
apolloProvider: createMockApollo([
[getAllowedWorkItemChildTypes, allowedChildrenTypesHandler],
]),
propsData: {
fullPath: 'test/project',
workItemType,
parentWorkItemType,
workItemId: 'gid://gitlab/WorkItem/515',
confidential,
children,
canUpdate,
},
stubs: { WidgetWrapper },
});
};
it('displays Add button', () => {
createComponent();
expect(findToggleFormSplitButton().exists()).toBe(true);
});
it('displays empty state if there are no children', () => {
createComponent({ children: [] });
expect(findEmptyState().exists()).toBe(true);
});
it('renders hierarchy widget children container', () => {
createComponent();
expect(findWorkItemLinkChildrenWrapper().exists()).toBe(true);
expect(findWorkItemLinkChildrenWrapper().props().children).toHaveLength(4);
});
it('does not display form by default', () => {
createComponent();
expect(findForm().exists()).toBe(false);
});
it('shows an error message on error', async () => {
const errorMessage = 'Some error';
createComponent();
findWorkItemLinkChildrenWrapper().vm.$emit('error', errorMessage);
await nextTick();
expect(findWidgetWrapper().props('error')).toBe(errorMessage);
});
it('fetches allowed children types for current work item', async () => {
createComponent();
await waitForPromises();
expect(allowedChildrenTypesHandler).toHaveBeenCalled();
});
it.each`
option | formType | childType
${'New objective'} | ${FORM_TYPES.create} | ${WORK_ITEM_TYPE_ENUM_OBJECTIVE}
${'Existing objective'} | ${FORM_TYPES.add} | ${WORK_ITEM_TYPE_ENUM_OBJECTIVE}
${'New key result'} | ${FORM_TYPES.create} | ${WORK_ITEM_TYPE_ENUM_KEY_RESULT}
${'Existing key result'} | ${FORM_TYPES.add} | ${WORK_ITEM_TYPE_ENUM_KEY_RESULT}
`(
'when triggering action $option, renders the form passing $formType and $childType',
async ({ formType, childType }) => {
createComponent();
wrapper.vm.showAddForm(formType, childType);
await nextTick();
expect(findForm().exists()).toBe(true);
expect(findForm().props()).toMatchObject({
formType,
childrenType: childType,
parentWorkItemType: 'Objective',
parentConfidential: false,
});
},
);
describe('when no permission to update', () => {
beforeEach(() => {
createComponent({
canUpdate: false,
});
});
it('does not display button to toggle Add form', () => {
expect(findToggleFormSplitButton().exists()).toBe(false);
});
it('does not display link menu on children', () => {
expect(findWorkItemLinkChildrenWrapper().props('canUpdate')).toBe(false);
});
});
it('emits `addChild` event when form emits `addChild` event', async () => {
createComponent();
wrapper.vm.showAddForm(FORM_TYPES.create, WORK_ITEM_TYPE_ENUM_OBJECTIVE);
await nextTick();
findForm().vm.$emit('addChild');
expect(wrapper.emitted('addChild')).toEqual([[]]);
});
it.each`
toggleValue
${true}
${false}
`(
'passes showLabels as $toggleValue to child items when toggle is $toggleValue',
async ({ toggleValue }) => {
createComponent();
findShowLabelsToggle().vm.$emit('change', toggleValue);
await nextTick();
expect(findWorkItemLinkChildrenWrapper().props('showLabels')).toBe(toggleValue);
},
);
});
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