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import Vue from 'vue';
import { TEST_HOST } from 'helpers/test_constants';
import mountComponent from 'helpers/vue_mount_component_helper';
import axios from '~/lib/utils/axios_utils';
import { redirectTo } from '~/lib/utils/url_utility';
import deleteMilestoneModal from '~/milestones/components/delete_milestone_modal.vue';
import eventHub from '~/milestones/event_hub';
jest.mock('~/lib/utils/url_utility', () => ({
...jest.requireActual('~/lib/utils/url_utility'),
redirectTo: jest.fn(),
}));
describe('delete_milestone_modal.vue', () => {
const Component = Vue.extend(deleteMilestoneModal);
const props = {
issueCount: 1,
mergeRequestCount: 2,
milestoneId: 3,
milestoneTitle: 'my milestone title',
milestoneUrl: `${TEST_HOST}/delete_milestone_modal.vue/milestone`,
};
let vm;
afterEach(() => {
vm.$destroy();
});
describe('onSubmit', () => {
beforeEach(() => {
vm = mountComponent(Component, props);
jest.spyOn(eventHub, '$emit').mockImplementation(() => {});
});
it('deletes milestone and redirects to overview page', (done) => {
const responseURL = `${TEST_HOST}/delete_milestone_modal.vue/milestoneOverview`;
jest.spyOn(axios, 'delete').mockImplementation((url) => {
expect(url).toBe(props.milestoneUrl);
expect(eventHub.$emit).toHaveBeenCalledWith(
'deleteMilestoneModal.requestStarted',
props.milestoneUrl,
);
eventHub.$emit.mockReset();
return Promise.resolve({
request: {
responseURL,
},
});
});
vm.onSubmit()
.then(() => {
expect(redirectTo).toHaveBeenCalledWith(responseURL);
expect(eventHub.$emit).toHaveBeenCalledWith('deleteMilestoneModal.requestFinished', {
milestoneUrl: props.milestoneUrl,
successful: true,
});
})
.then(done)
.catch(done.fail);
});
it('displays error if deleting milestone failed', (done) => {
const dummyError = new Error('deleting milestone failed');
dummyError.response = { status: 418 };
jest.spyOn(axios, 'delete').mockImplementation((url) => {
expect(url).toBe(props.milestoneUrl);
expect(eventHub.$emit).toHaveBeenCalledWith(
'deleteMilestoneModal.requestStarted',
props.milestoneUrl,
);
eventHub.$emit.mockReset();
return Promise.reject(dummyError);
});
vm.onSubmit()
.catch((error) => {
expect(error).toBe(dummyError);
expect(redirectTo).not.toHaveBeenCalled();
expect(eventHub.$emit).toHaveBeenCalledWith('deleteMilestoneModal.requestFinished', {
milestoneUrl: props.milestoneUrl,
successful: false,
});
})
.then(done)
.catch(done.fail);
});
});
describe('text', () => {
it('contains the issue and milestone count', () => {
vm = mountComponent(Component, props);
const value = vm.text;
expect(value).toContain('remove it from 1 issue and 2 merge requests');
});
it('contains neither issue nor milestone count', () => {
vm = mountComponent(Component, {
...props,
issueCount: 0,
mergeRequestCount: 0,
});
const value = vm.text;
expect(value).toContain('is not currently used');
});
});
});
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