126 lines
3.6 KiB
JavaScript
126 lines
3.6 KiB
JavaScript
import { mountExtended } from 'helpers/vue_test_utils_helper';
|
|
import { historyPushState } from '~/lib/utils/common_utils';
|
|
import ReleasesPagination from '~/releases/components/releases_pagination.vue';
|
|
|
|
jest.mock('~/lib/utils/common_utils', () => ({
|
|
...jest.requireActual('~/lib/utils/common_utils'),
|
|
historyPushState: jest.fn(),
|
|
}));
|
|
|
|
describe('releases_pagination.vue', () => {
|
|
const startCursor = 'startCursor';
|
|
const endCursor = 'endCursor';
|
|
let wrapper;
|
|
let onPrev;
|
|
let onNext;
|
|
|
|
const createComponent = (pageInfo) => {
|
|
onPrev = jest.fn();
|
|
onNext = jest.fn();
|
|
|
|
wrapper = mountExtended(ReleasesPagination, {
|
|
propsData: {
|
|
pageInfo,
|
|
},
|
|
listeners: {
|
|
prev: onPrev,
|
|
next: onNext,
|
|
},
|
|
});
|
|
};
|
|
|
|
afterEach(() => {
|
|
wrapper.destroy();
|
|
});
|
|
|
|
const singlePageInfo = {
|
|
hasPreviousPage: false,
|
|
hasNextPage: false,
|
|
startCursor,
|
|
endCursor,
|
|
};
|
|
|
|
const onlyNextPageInfo = {
|
|
hasPreviousPage: false,
|
|
hasNextPage: true,
|
|
startCursor,
|
|
endCursor,
|
|
};
|
|
|
|
const onlyPrevPageInfo = {
|
|
hasPreviousPage: true,
|
|
hasNextPage: false,
|
|
startCursor,
|
|
endCursor,
|
|
};
|
|
|
|
const prevAndNextPageInfo = {
|
|
hasPreviousPage: true,
|
|
hasNextPage: true,
|
|
startCursor,
|
|
endCursor,
|
|
};
|
|
|
|
const findPrevButton = () => wrapper.findByTestId('prevButton');
|
|
const findNextButton = () => wrapper.findByTestId('nextButton');
|
|
|
|
describe.each`
|
|
description | pageInfo | prevEnabled | nextEnabled
|
|
${'when there is only one page of results'} | ${singlePageInfo} | ${false} | ${false}
|
|
${'when there is a next page, but not a previous page'} | ${onlyNextPageInfo} | ${false} | ${true}
|
|
${'when there is a previous page, but not a next page'} | ${onlyPrevPageInfo} | ${true} | ${false}
|
|
${'when there is both a previous and next page'} | ${prevAndNextPageInfo} | ${true} | ${true}
|
|
`('component states', ({ description, pageInfo, prevEnabled, nextEnabled }) => {
|
|
describe(description, () => {
|
|
beforeEach(() => {
|
|
createComponent(pageInfo);
|
|
});
|
|
|
|
it(`renders the "Prev" button as ${prevEnabled ? 'enabled' : 'disabled'}`, () => {
|
|
expect(findPrevButton().attributes().disabled).toBe(prevEnabled ? undefined : 'disabled');
|
|
});
|
|
|
|
it(`renders the "Next" button as ${nextEnabled ? 'enabled' : 'disabled'}`, () => {
|
|
expect(findNextButton().attributes().disabled).toBe(nextEnabled ? undefined : 'disabled');
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('button behavior', () => {
|
|
beforeEach(() => {
|
|
createComponent(prevAndNextPageInfo);
|
|
});
|
|
|
|
describe('next button behavior', () => {
|
|
beforeEach(() => {
|
|
findNextButton().trigger('click');
|
|
});
|
|
|
|
it('emits an "next" event with the "after" cursor', () => {
|
|
expect(onNext.mock.calls).toEqual([[endCursor]]);
|
|
});
|
|
|
|
it('calls historyPushState with the new URL', () => {
|
|
expect(historyPushState.mock.calls).toEqual([
|
|
[expect.stringContaining(`?after=${endCursor}`)],
|
|
]);
|
|
});
|
|
});
|
|
|
|
describe('prev button behavior', () => {
|
|
beforeEach(() => {
|
|
findPrevButton().trigger('click');
|
|
});
|
|
|
|
it('emits an "prev" event with the "before" cursor', () => {
|
|
expect(onPrev.mock.calls).toEqual([[startCursor]]);
|
|
});
|
|
|
|
it('calls historyPushState with the new URL', () => {
|
|
expect(historyPushState.mock.calls).toEqual([
|
|
[expect.stringContaining(`?before=${startCursor}`)],
|
|
]);
|
|
});
|
|
});
|
|
});
|
|
});
|