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import { shallowMount } from '@vue/test-utils';
import Vue from 'vue';
import VueApollo from 'vue-apollo';
import createMockApollo from 'helpers/mock_apollo_helper';
import waitForPromises from 'helpers/wait_for_promises';
import { createAlert } from '~/flash';
import SidebarEditableItem from '~/sidebar/components/sidebar_editable_item.vue';
import DropdownContents from '~/vue_shared/components/color_select_dropdown/dropdown_contents.vue';
import DropdownValue from '~/vue_shared/components/color_select_dropdown/dropdown_value.vue';
import epicColorQuery from '~/vue_shared/components/color_select_dropdown/graphql/epic_color.query.graphql';
import updateEpicColorMutation from '~/vue_shared/components/color_select_dropdown/graphql/epic_update_color.mutation.graphql';
import ColorSelectRoot from '~/vue_shared/components/color_select_dropdown/color_select_root.vue';
import { DROPDOWN_VARIANT } from '~/vue_shared/components/color_select_dropdown/constants';
import { colorQueryResponse, updateColorMutationResponse, color } from './mock_data';
jest.mock('~/flash');
Vue.use(VueApollo);
const successfulQueryHandler = jest.fn().mockResolvedValue(colorQueryResponse);
const successfulMutationHandler = jest.fn().mockResolvedValue(updateColorMutationResponse);
const errorQueryHandler = jest.fn().mockRejectedValue('Error fetching epic color.');
const errorMutationHandler = jest.fn().mockRejectedValue('An error occurred while updating color.');
const defaultProps = {
allowEdit: true,
iid: '1',
fullPath: 'workspace-1',
};
describe('LabelsSelectRoot', () => {
let wrapper;
const findSidebarEditableItem = () => wrapper.findComponent(SidebarEditableItem);
const findDropdownValue = () => wrapper.findComponent(DropdownValue);
const findDropdownContents = () => wrapper.findComponent(DropdownContents);
const createComponent = ({
queryHandler = successfulQueryHandler,
mutationHandler = successfulMutationHandler,
propsData,
} = {}) => {
const mockApollo = createMockApollo([
[epicColorQuery, queryHandler],
[updateEpicColorMutation, mutationHandler],
]);
wrapper = shallowMount(ColorSelectRoot, {
apolloProvider: mockApollo,
propsData: {
...defaultProps,
...propsData,
},
provide: {
canUpdate: true,
},
stubs: {
SidebarEditableItem,
},
});
};
afterEach(() => {
wrapper.destroy();
});
describe('template', () => {
const defaultClasses = ['labels-select-wrapper', 'gl-relative'];
it.each`
variant | cssClass
${'sidebar'} | ${defaultClasses}
${'embedded'} | ${[...defaultClasses, 'is-embedded']}
`(
'renders component root element with CSS class `$cssClass` when variant is "$variant"',
async ({ variant, cssClass }) => {
createComponent({
propsData: { variant },
});
expect(wrapper.classes()).toEqual(cssClass);
},
);
});
describe('if the variant is `sidebar`', () => {
it('renders SidebarEditableItem component', () => {
createComponent();
expect(findSidebarEditableItem().exists()).toBe(true);
});
it('renders correct props for the SidebarEditableItem component', () => {
createComponent();
expect(findSidebarEditableItem().props()).toMatchObject({
title: wrapper.vm.$options.i18n.widgetTitle,
canEdit: defaultProps.allowEdit,
loading: true,
});
});
describe('when colors are loaded', () => {
beforeEach(async () => {
createComponent();
await waitForPromises();
});
it('passes false `loading` prop to sidebar editable item', () => {
expect(findSidebarEditableItem().props('loading')).toBe(false);
});
it('renders dropdown value component when query colors is resolved', () => {
expect(findDropdownValue().props('selectedColor')).toMatchObject(color);
});
});
});
describe('if the variant is `embedded`', () => {
beforeEach(() => {
createComponent({ propsData: { iid: undefined, variant: DROPDOWN_VARIANT.Embedded } });
});
it('renders DropdownContents component', () => {
expect(findDropdownContents().exists()).toBe(true);
});
it('renders correct props for the DropdownContents component', () => {
expect(findDropdownContents().props()).toMatchObject({
variant: DROPDOWN_VARIANT.Embedded,
dropdownTitle: wrapper.vm.$options.i18n.assignColor,
dropdownButtonText: wrapper.vm.$options.i18n.dropdownButtonText,
});
});
it('handles DropdownContents setColor', () => {
findDropdownContents().vm.$emit('setColor', color);
expect(wrapper.emitted('updateSelectedColor')).toEqual([[{ color }]]);
});
});
describe('when epicColorQuery errored', () => {
beforeEach(async () => {
createComponent({ queryHandler: errorQueryHandler });
await waitForPromises();
});
it('creates flash with error message', () => {
expect(createAlert).toHaveBeenCalledWith({
captureError: true,
message: 'Error fetching epic color.',
});
});
});
it('emits `updateSelectedColor` event on dropdown contents `setColor` event if iid is not set', () => {
createComponent({ propsData: { iid: undefined } });
findDropdownContents().vm.$emit('setColor', color);
expect(wrapper.emitted('updateSelectedColor')).toEqual([[{ color }]]);
});
describe('when updating color for epic', () => {
const setup = () => {
createComponent();
findDropdownContents().vm.$emit('setColor', color);
};
it('sets the loading state', () => {
setup();
expect(findSidebarEditableItem().props('loading')).toBe(true);
});
it('updates color correctly after successful mutation', async () => {
setup();
await waitForPromises();
expect(findDropdownValue().props('selectedColor').color).toEqual(
updateColorMutationResponse.data.updateIssuableColor.issuable.color,
);
});
it('displays an error if mutation was rejected', async () => {
createComponent({ mutationHandler: errorMutationHandler });
findDropdownContents().vm.$emit('setColor', color);
await waitForPromises();
expect(createAlert).toHaveBeenCalledWith({
captureError: true,
error: expect.anything(),
message: 'An error occurred while updating color.',
});
});
});
});
|
