bc518174
 王天杨
提交两个项目文件
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import { act } from '@testing-library/react';
import {
addDays,
addMonths,
addWeeks,
addYears,
endOfWeek,
startOfWeek
} from 'date-fns';
import { renderDayPickerHook, RenderHookResult } from 'test/render';
import { freezeBeforeAll } from 'test/utils';
import { FocusContextValue, useFocusContext } from 'contexts/Focus';
const today = new Date(2021, 11, 8); // make sure is in the middle of the week for the complete test
freezeBeforeAll(today);
function renderHook() {
return renderDayPickerHook<FocusContextValue>(useFocusContext);
}
type HookFunction =
| 'focusDayAfter'
| 'focusDayBefore'
| 'focusWeekAfter'
| 'focusWeekBefore'
| 'focusMonthBefore'
| 'focusMonthAfter'
| 'focusYearBefore'
| 'focusYearAfter'
| 'focusStartOfWeek'
| 'focusEndOfWeek';
test('`focusedDay` should be undefined', () => {
const result = renderHook();
expect(result.current.focusedDay).toBeUndefined();
});
const tests: Array<HookFunction> = [
'focusDayAfter',
'focusDayBefore',
'focusWeekAfter',
'focusWeekBefore',
'focusMonthBefore',
'focusMonthAfter',
'focusYearBefore',
'focusYearAfter',
'focusStartOfWeek',
'focusEndOfWeek'
];
describe.each(tests)('when calling %s', (fn: HookFunction) => {
test('`focusedDay` should be undefined', () => {
const result = renderHook();
result.current[fn];
expect(result.current.focusedDay).toBeUndefined();
});
});
describe('when a day is focused', () => {
const day = today;
let result: RenderHookResult<FocusContextValue>;
beforeEach(() => {
result = renderHook();
act(() => result.current.focus(day));
});
test('should set the focused day', () => {
expect(result.current.focusedDay).toEqual(day);
});
describe('when "focusDayBefore" is called', () => {
const dayBefore = addDays(day, -1);
beforeEach(() => act(() => result.current.focusDayBefore()));
test('should focus the day before', () => {
expect(result.current.focusedDay).toEqual(dayBefore);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusDayAfter" is called', () => {
beforeEach(() => act(() => result.current.focusDayAfter()));
test('should focus the day after', () => {
const dayAfter = addDays(day, 1);
expect(result.current.focusedDay).toEqual(dayAfter);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusWeekBefore" is called', () => {
beforeEach(() => act(() => result.current.focusWeekBefore()));
test('should focus the day in the previous week', () => {
const prevWeek = addWeeks(day, -1);
expect(result.current.focusedDay).toEqual(prevWeek);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusWeekAfter" is called', () => {
beforeEach(() => act(() => result.current.focusWeekAfter()));
test('should focus the day in the next week', () => {
const nextWeek = addWeeks(day, 1);
expect(result.current.focusedDay).toEqual(nextWeek);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusStartOfWeek" is called', () => {
beforeEach(() => act(() => result.current.focusStartOfWeek()));
test('should focus the first day of the week', () => {
const firstDayOfWeek = startOfWeek(day);
expect(result.current.focusedDay).toEqual(firstDayOfWeek);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusEndOfWeek" is called', () => {
beforeEach(() => act(() => result.current.focusEndOfWeek()));
test('should focus the last day of the week', () => {
const lastDayOfWeek = endOfWeek(day);
expect(result.current.focusedDay).toEqual(lastDayOfWeek);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusMonthBefore" is called', () => {
beforeEach(() => act(() => result.current.focusMonthBefore()));
test('should focus the day in the month before', () => {
const monthBefore = addMonths(day, -1);
expect(result.current.focusedDay).toEqual(monthBefore);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusMonthAfter" is called', () => {
beforeEach(() => act(() => result.current.focusMonthAfter()));
test('should focus the day in the month after', () => {
const monthAfter = addMonths(day, 1);
expect(result.current.focusedDay).toEqual(monthAfter);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusYearBefore" is called', () => {
beforeEach(() => act(() => result.current.focusYearBefore()));
test('should focus the day in the year before', () => {
const prevYear = addYears(day, -1);
expect(result.current.focusedDay).toEqual(prevYear);
});
test.todo('should call the navigation goToDate');
});
describe('when "focusYearAfter" is called', () => {
beforeEach(() => act(() => result.current.focusYearAfter()));
test('should focus the day in the year after', () => {
const nextYear = addYears(day, 1);
expect(result.current.focusedDay).toEqual(nextYear);
});
test.todo('should call the navigation goToDate');
});
describe('when blur is called', () => {
beforeEach(() => act(() => result.current.blur()));
test('`focusedDay` should be undefined', () => {
expect(result.current.focusedDay).toBeUndefined();
});
});
});
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