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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 { TYPE_ISSUE, TYPE_MERGE_REQUEST } from '~/issues/constants';
import SidebarReferenceWidget from '~/sidebar/components/copy/sidebar_reference_widget.vue';
import issueReferenceQuery from '~/sidebar/queries/issue_reference.query.graphql';
import mergeRequestReferenceQuery from '~/sidebar/queries/merge_request_reference.query.graphql';
import CopyableField from '~/sidebar/components/copy/copyable_field.vue';
import { issueReferenceResponse } from '../../mock_data';
describe('Sidebar Reference Widget', () => {
let wrapper;
let fakeApollo;
const mockReferenceValue = 'reference-1234';
const findCopyableField = () => wrapper.findComponent(CopyableField);
const createComponent = ({
issuableType = TYPE_ISSUE,
referenceQuery = issueReferenceQuery,
referenceQueryHandler = jest.fn().mockResolvedValue(issueReferenceResponse(mockReferenceValue)),
} = {}) => {
Vue.use(VueApollo);
fakeApollo = createMockApollo([[referenceQuery, referenceQueryHandler]]);
wrapper = shallowMount(SidebarReferenceWidget, {
apolloProvider: fakeApollo,
provide: {
fullPath: 'group/project',
iid: '1',
},
propsData: {
issuableType,
},
});
};
afterEach(() => {
wrapper.destroy();
});
describe('when reference is loading', () => {
it('sets CopyableField `is-loading` prop to `true`', () => {
createComponent({ referenceQueryHandler: jest.fn().mockReturnValue(new Promise(() => {})) });
expect(findCopyableField().props('isLoading')).toBe(true);
});
});
describe.each([
[TYPE_ISSUE, issueReferenceQuery],
[TYPE_MERGE_REQUEST, mergeRequestReferenceQuery],
])('when issuableType is %s', (issuableType, referenceQuery) => {
it('sets CopyableField `value` prop to reference value', async () => {
createComponent({
issuableType,
referenceQuery,
});
await waitForPromises();
expect(findCopyableField().props('value')).toBe(mockReferenceValue);
});
describe('when error occurs', () => {
it(`emits 'fetch-error' event with correct parameters`, async () => {
const mockError = new Error('mayday');
createComponent({
issuableType,
referenceQuery,
referenceQueryHandler: jest.fn().mockRejectedValue(mockError),
});
await waitForPromises();
const [
[
{
message,
error: { networkError },
},
],
] = wrapper.emitted('fetch-error');
expect(message).toBe('An error occurred while fetching reference');
expect(networkError).toEqual(mockError);
});
});
});
});
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