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import { GlKeysetPagination } from '@gitlab/ui';
import { mountExtended } from 'helpers/vue_test_utils_helper';
import Pagination from '~/environments/environment_details/pagination.vue';
describe('~/environments/environment_details/pagniation.vue', () => {
const mockRouter = {
push: jest.fn(),
};
const pageInfo = {
startCursor: 'eyJpZCI6IjE2In0',
endCursor: 'eyJpZCI6IjIifQ',
hasNextPage: true,
hasPreviousPage: true,
};
let wrapper;
const createWrapper = (pageInfoProp) => {
return mountExtended(Pagination, {
propsData: {
pageInfo: pageInfoProp,
},
mocks: {
$router: mockRouter,
},
});
};
describe('when neither next nor previous page exists', () => {
beforeEach(() => {
const emptyPageInfo = { ...pageInfo, hasPreviousPage: false, hasNextPage: false };
wrapper = createWrapper(emptyPageInfo);
});
it('should not render pagination component', () => {
expect(wrapper.html()).toBe('');
});
});
describe('when Pagination is rendered for environment details page', () => {
beforeEach(() => {
wrapper = createWrapper(pageInfo);
});
it('should pass correct props to keyset pagination', () => {
const glPagination = wrapper.findComponent(GlKeysetPagination);
expect(glPagination.exists()).toBe(true);
expect(glPagination.props()).toEqual(expect.objectContaining(pageInfo));
});
describe.each([
{
testPageInfo: pageInfo,
expectedAfter: `after=${pageInfo.endCursor}`,
expectedBefore: `before=${pageInfo.startCursor}`,
},
{
testPageInfo: { ...pageInfo, hasNextPage: true, hasPreviousPage: false },
expectedAfter: `after=${pageInfo.endCursor}`,
expectedBefore: '',
},
{
testPageInfo: { ...pageInfo, hasNextPage: false, hasPreviousPage: true },
expectedAfter: '',
expectedBefore: `before=${pageInfo.startCursor}`,
},
])(
'button links generation for $testPageInfo',
({ testPageInfo, expectedAfter, expectedBefore }) => {
beforeEach(() => {
wrapper = createWrapper(testPageInfo);
});
it(`should have button links defined as ${expectedAfter || 'empty'} and
${expectedBefore || 'empty'}`, () => {
const glPagination = wrapper.findComponent(GlKeysetPagination);
expect(glPagination.props().prevButtonLink).toContain(expectedBefore);
expect(glPagination.props().nextButtonLink).toContain(expectedAfter);
});
},
);
describe.each([
{
clickEvent: {
shiftKey: false,
ctrlKey: false,
altKey: false,
metaKey: false,
},
isDefaultPrevented: true,
},
{
clickEvent: {
shiftKey: true,
ctrlKey: false,
altKey: false,
metaKey: false,
},
isDefaultPrevented: false,
},
{
clickEvent: {
shiftKey: false,
ctrlKey: true,
altKey: false,
metaKey: false,
},
isDefaultPrevented: false,
},
{
clickEvent: {
shiftKey: false,
ctrlKey: false,
altKey: true,
metaKey: false,
},
isDefaultPrevented: false,
},
{
clickEvent: {
shiftKey: false,
ctrlKey: false,
altKey: false,
metaKey: true,
},
isDefaultPrevented: false,
},
])(
'when a pagination button is clicked with $clickEvent',
({ clickEvent, isDefaultPrevented }) => {
let clickEventMock;
beforeEach(() => {
clickEventMock = { ...clickEvent, preventDefault: jest.fn() };
});
it(`should ${isDefaultPrevented ? '' : 'not '}prevent default event`, () => {
const pagination = wrapper.findComponent(GlKeysetPagination);
pagination.vm.$emit('click', clickEventMock);
expect(clickEventMock.preventDefault).toHaveBeenCalledTimes(isDefaultPrevented ? 1 : 0);
});
},
);
it('should navigate to a correct previous page', () => {
const pagination = wrapper.findComponent(GlKeysetPagination);
pagination.vm.$emit('prev', pageInfo.startCursor);
expect(mockRouter.push).toHaveBeenCalledWith({ query: { before: pageInfo.startCursor } });
});
it('should navigate to a correct next page', () => {
const pagination = wrapper.findComponent(GlKeysetPagination);
pagination.vm.$emit('next', pageInfo.endCursor);
expect(mockRouter.push).toHaveBeenCalledWith({ query: { after: pageInfo.endCursor } });
});
});
});
|
