test: add tests for base > date-time-picker (#32396)

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Saumya Talwani 2026-02-19 07:57:11 +05:30 committed by GitHub
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16 changed files with 2624 additions and 38 deletions

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import { render, screen } from '@testing-library/react'
import { DaysOfWeek } from './days-of-week'
describe('DaysOfWeek', () => {
// Rendering test
describe('Rendering', () => {
it('should render 7 day labels', () => {
render(<DaysOfWeek />)
// The global i18n mock returns keys like "time.daysInWeek.Sun"
const dayElements = screen.getAllByText(/daysInWeek/)
expect(dayElements).toHaveLength(7)
})
it('should render each day of the week', () => {
render(<DaysOfWeek />)
const days = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']
days.forEach((day) => {
expect(screen.getByText(new RegExp(day))).toBeInTheDocument()
})
})
})
})

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import type { CalendarProps, Day } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import dayjs from '../utils/dayjs'
import Calendar from './index'
// Mock scrollIntoView since jsdom doesn't implement it
beforeAll(() => {
Element.prototype.scrollIntoView = vi.fn()
})
// Factory for creating mock days
const createMockDays = (count: number = 7): Day[] => {
return Array.from({ length: count }, (_, i) => ({
date: dayjs('2024-06-01').add(i, 'day'),
isCurrentMonth: true,
}))
}
// Factory for Calendar props
const createCalendarProps = (overrides: Partial<CalendarProps> = {}): CalendarProps => ({
days: createMockDays(),
selectedDate: undefined,
onDateClick: vi.fn(),
...overrides,
})
describe('Calendar', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should render days of week header', () => {
const props = createCalendarProps()
render(<Calendar {...props} />)
// DaysOfWeek component renders day labels
const dayLabels = screen.getAllByText(/daysInWeek/)
expect(dayLabels).toHaveLength(7)
})
it('should render all calendar day items', () => {
const days = createMockDays(7)
const props = createCalendarProps({ days })
render(<Calendar {...props} />)
const buttons = screen.getAllByRole('button')
expect(buttons).toHaveLength(7)
})
it('should accept wrapperClassName prop without errors', () => {
const props = createCalendarProps({ wrapperClassName: 'custom-class' })
const { container } = render(<Calendar {...props} />)
// Verify the component renders successfully with wrapperClassName
const dayLabels = screen.getAllByText(/daysInWeek/)
expect(dayLabels).toHaveLength(7)
expect(container.firstChild).toHaveClass('custom-class')
})
})
// Interaction tests
describe('Interactions', () => {
it('should call onDateClick when a day is clicked', () => {
const onDateClick = vi.fn()
const days = createMockDays(3)
const props = createCalendarProps({ days, onDateClick })
render(<Calendar {...props} />)
const dayButtons = screen.getAllByRole('button')
fireEvent.click(dayButtons[1])
expect(onDateClick).toHaveBeenCalledTimes(1)
expect(onDateClick).toHaveBeenCalledWith(days[1].date)
})
})
// Disabled dates tests
describe('Disabled Dates', () => {
it('should not call onDateClick for disabled dates', () => {
const onDateClick = vi.fn()
const days = createMockDays(3)
// Disable all dates
const getIsDateDisabled = vi.fn().mockReturnValue(true)
const props = createCalendarProps({ days, onDateClick, getIsDateDisabled })
render(<Calendar {...props} />)
const dayButtons = screen.getAllByRole('button')
fireEvent.click(dayButtons[0])
expect(onDateClick).not.toHaveBeenCalled()
})
it('should pass getIsDateDisabled to CalendarItem', () => {
const getIsDateDisabled = vi.fn().mockReturnValue(false)
const days = createMockDays(2)
const props = createCalendarProps({ days, getIsDateDisabled })
render(<Calendar {...props} />)
expect(getIsDateDisabled).toHaveBeenCalled()
})
})
// Edge cases
describe('Edge Cases', () => {
it('should render empty calendar when days array is empty', () => {
const props = createCalendarProps({ days: [] })
render(<Calendar {...props} />)
expect(screen.queryAllByRole('button')).toHaveLength(0)
})
})
})

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import type { CalendarItemProps, Day } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import dayjs from '../utils/dayjs'
import Item from './item'
const createMockDay = (overrides: Partial<Day> = {}): Day => ({
date: dayjs('2024-06-15'),
isCurrentMonth: true,
...overrides,
})
const createItemProps = (overrides: Partial<CalendarItemProps> = {}): CalendarItemProps => ({
day: createMockDay(),
selectedDate: undefined,
onClick: vi.fn(),
isDisabled: false,
...overrides,
})
describe('CalendarItem', () => {
beforeEach(() => {
vi.clearAllMocks()
})
describe('Rendering', () => {
it('should render the day number', () => {
const props = createItemProps()
render(<Item {...props} />)
expect(screen.getByRole('button', { name: '15' })).toBeInTheDocument()
})
})
describe('Visual States', () => {
it('should have selected styles when date matches selectedDate', () => {
const selectedDate = dayjs('2024-06-15')
const props = createItemProps({ selectedDate })
render(<Item {...props} />)
const button = screen.getByRole('button', { name: '15' })
expect(button).toHaveClass('bg-components-button-primary-bg', 'text-components-button-primary-text')
})
it('should not have selected styles when date does not match selectedDate', () => {
const selectedDate = dayjs('2024-06-16')
const props = createItemProps({ selectedDate })
render(<Item {...props} />)
const button = screen.getByRole('button', { name: '15' })
expect(button).not.toHaveClass('bg-components-button-primary-bg', 'text-components-button-primary-text')
})
it('should have different styles when day is not in current month', () => {
const props = createItemProps({
day: createMockDay({ isCurrentMonth: false }),
})
render(<Item {...props} />)
const button = screen.getByRole('button', { name: '15' })
expect(button).toHaveClass('text-text-quaternary')
})
it('should have different styles when day is in current month', () => {
const props = createItemProps({
day: createMockDay({ isCurrentMonth: true }),
})
render(<Item {...props} />)
const button = screen.getByRole('button', { name: '15' })
expect(button).toHaveClass('text-text-secondary')
})
})
describe('Click Behavior', () => {
it('should call onClick with the date when clicked', () => {
const onClick = vi.fn()
const day = createMockDay()
const props = createItemProps({ day, onClick })
render(<Item {...props} />)
fireEvent.click(screen.getByRole('button'))
expect(onClick).toHaveBeenCalledTimes(1)
expect(onClick).toHaveBeenCalledWith(day.date)
})
it('should not call onClick when isDisabled is true', () => {
const onClick = vi.fn()
const props = createItemProps({ onClick, isDisabled: true })
render(<Item {...props} />)
fireEvent.click(screen.getByRole('button'))
expect(onClick).not.toHaveBeenCalled()
})
})
describe('Today Indicator', () => {
it('should render today indicator when date is today', () => {
const today = dayjs()
const props = createItemProps({
day: createMockDay({ date: today }),
})
render(<Item {...props} />)
const button = screen.getByRole('button')
expect(button).toBeInTheDocument()
// Today's button should contain a child indicator element
expect(button.children.length).toBeGreaterThan(0)
})
it('should not render today indicator when date is not today', () => {
const notToday = dayjs('2020-01-01')
const props = createItemProps({
day: createMockDay({ date: notToday }),
})
render(<Item {...props} />)
const button = screen.getByRole('button')
// Non-today button should only contain the day number text, no extra children
expect(button.children.length).toBe(0)
})
})
describe('Edge Cases', () => {
it('should handle undefined selectedDate', () => {
const props = createItemProps({ selectedDate: undefined })
render(<Item {...props} />)
expect(screen.getByRole('button')).toBeInTheDocument()
})
})
})

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import { fireEvent, render, screen } from '@testing-library/react'
import OptionListItem from './option-list-item'
describe('OptionListItem', () => {
let originalScrollIntoView: Element['scrollIntoView']
beforeEach(() => {
vi.clearAllMocks()
originalScrollIntoView = Element.prototype.scrollIntoView
Element.prototype.scrollIntoView = vi.fn()
})
afterEach(() => {
Element.prototype.scrollIntoView = originalScrollIntoView
})
describe('Rendering', () => {
it('should render children content', () => {
render(
<OptionListItem isSelected={false} onClick={vi.fn()}>
Test Item
</OptionListItem>,
)
expect(screen.getByText('Test Item')).toBeInTheDocument()
})
it('should render as a list item element', () => {
render(
<OptionListItem isSelected={false} onClick={vi.fn()}>
Item
</OptionListItem>,
)
expect(screen.getByRole('listitem')).toBeInTheDocument()
})
})
describe('Selection State', () => {
it('should have selected styles when isSelected is true', () => {
render(
<OptionListItem isSelected={true} onClick={vi.fn()}>
Selected
</OptionListItem>,
)
const item = screen.getByRole('listitem')
expect(item).toHaveClass('bg-components-button-ghost-bg-hover')
})
it('should not have selected styles when isSelected is false', () => {
render(
<OptionListItem isSelected={false} onClick={vi.fn()}>
Not Selected
</OptionListItem>,
)
const item = screen.getByRole('listitem')
expect(item).not.toHaveClass('bg-components-button-ghost-bg-hover')
})
})
describe('Auto-Scroll', () => {
it('should scroll into view on mount when isSelected is true', () => {
render(
<OptionListItem isSelected={true} onClick={vi.fn()}>
Selected
</OptionListItem>,
)
expect(Element.prototype.scrollIntoView).toHaveBeenCalledWith({ behavior: 'instant' })
})
it('should not scroll into view on mount when isSelected is false', () => {
render(
<OptionListItem isSelected={false} onClick={vi.fn()}>
Not Selected
</OptionListItem>,
)
expect(Element.prototype.scrollIntoView).not.toHaveBeenCalled()
})
it('should not scroll into view on mount when noAutoScroll is true', () => {
render(
<OptionListItem isSelected={true} noAutoScroll onClick={vi.fn()}>
No Scroll
</OptionListItem>,
)
expect(Element.prototype.scrollIntoView).not.toHaveBeenCalled()
})
})
describe('Click Behavior', () => {
it('should call onClick when clicked', () => {
const handleClick = vi.fn()
render(
<OptionListItem isSelected={false} onClick={handleClick}>
Clickable
</OptionListItem>,
)
fireEvent.click(screen.getByRole('listitem'))
expect(handleClick).toHaveBeenCalledTimes(1)
})
it('should scroll into view with smooth behavior on click', () => {
render(
<OptionListItem isSelected={false} onClick={vi.fn()}>
Item
</OptionListItem>,
)
fireEvent.click(screen.getByRole('listitem'))
expect(Element.prototype.scrollIntoView).toHaveBeenCalledWith({ behavior: 'smooth' })
})
})
describe('Edge Cases', () => {
it('should handle rapid clicks without errors', () => {
const handleClick = vi.fn()
render(
<OptionListItem isSelected={false} onClick={handleClick}>
Rapid Click
</OptionListItem>,
)
const item = screen.getByRole('listitem')
fireEvent.click(item)
fireEvent.click(item)
fireEvent.click(item)
expect(handleClick).toHaveBeenCalledTimes(3)
})
})
})

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import type { DatePickerFooterProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import { ViewType } from '../types'
import Footer from './footer'
// Factory for Footer props
const createFooterProps = (overrides: Partial<DatePickerFooterProps> = {}): DatePickerFooterProps => ({
needTimePicker: true,
displayTime: '02:30 PM',
view: ViewType.date,
handleClickTimePicker: vi.fn(),
handleSelectCurrentDate: vi.fn(),
handleConfirmDate: vi.fn(),
...overrides,
})
describe('DatePicker Footer', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should render Now button and confirm button', () => {
const props = createFooterProps()
render(<Footer {...props} />)
expect(screen.getByText(/operation\.now/)).toBeInTheDocument()
expect(screen.getByText(/operation\.ok/)).toBeInTheDocument()
})
it('should show time picker button when needTimePicker is true', () => {
const props = createFooterProps({ needTimePicker: true, displayTime: '02:30 PM' })
render(<Footer {...props} />)
expect(screen.getByText('02:30 PM')).toBeInTheDocument()
})
it('should not show time picker button when needTimePicker is false', () => {
const props = createFooterProps({ needTimePicker: false })
render(<Footer {...props} />)
expect(screen.queryByText('02:30 PM')).not.toBeInTheDocument()
})
})
// View-dependent rendering tests
describe('View States', () => {
it('should show display time when view is date', () => {
const props = createFooterProps({ view: ViewType.date, displayTime: '10:00 AM' })
render(<Footer {...props} />)
expect(screen.getByText('10:00 AM')).toBeInTheDocument()
})
it('should show pickDate text when view is time', () => {
const props = createFooterProps({ view: ViewType.time })
render(<Footer {...props} />)
expect(screen.getByText(/operation\.pickDate/)).toBeInTheDocument()
})
})
// Interaction tests
describe('Interactions', () => {
it('should call handleClickTimePicker when time picker button is clicked', () => {
const handleClickTimePicker = vi.fn()
const props = createFooterProps({ handleClickTimePicker })
render(<Footer {...props} />)
// Click the time picker toggle button (has the time display)
fireEvent.click(screen.getByText('02:30 PM'))
expect(handleClickTimePicker).toHaveBeenCalledTimes(1)
})
it('should call handleSelectCurrentDate when Now button is clicked', () => {
const handleSelectCurrentDate = vi.fn()
const props = createFooterProps({ handleSelectCurrentDate })
render(<Footer {...props} />)
fireEvent.click(screen.getByText(/operation\.now/))
expect(handleSelectCurrentDate).toHaveBeenCalledTimes(1)
})
it('should call handleConfirmDate when OK button is clicked', () => {
const handleConfirmDate = vi.fn()
const props = createFooterProps({ handleConfirmDate })
render(<Footer {...props} />)
fireEvent.click(screen.getByText(/operation\.ok/))
expect(handleConfirmDate).toHaveBeenCalledTimes(1)
})
})
})

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import type { DatePickerHeaderProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import dayjs from '../utils/dayjs'
import Header from './header'
// Factory for Header props
const createHeaderProps = (overrides: Partial<DatePickerHeaderProps> = {}): DatePickerHeaderProps => ({
handleOpenYearMonthPicker: vi.fn(),
currentDate: dayjs('2024-06-15'),
onClickNextMonth: vi.fn(),
onClickPrevMonth: vi.fn(),
...overrides,
})
describe('DatePicker Header', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should render month and year display', () => {
const props = createHeaderProps({ currentDate: dayjs('2024-06-15') })
render(<Header {...props} />)
// The useMonths hook returns translated keys; check for year
expect(screen.getByText(/2024/)).toBeInTheDocument()
})
it('should render navigation buttons', () => {
const props = createHeaderProps()
render(<Header {...props} />)
// There are 3 buttons: month/year display, prev, next
const buttons = screen.getAllByRole('button')
expect(buttons).toHaveLength(3)
})
})
// Interaction tests
describe('Interactions', () => {
it('should call handleOpenYearMonthPicker when month/year button is clicked', () => {
const handleOpenYearMonthPicker = vi.fn()
const props = createHeaderProps({ handleOpenYearMonthPicker })
render(<Header {...props} />)
// First button is the month/year display
const buttons = screen.getAllByRole('button')
fireEvent.click(buttons[0])
expect(handleOpenYearMonthPicker).toHaveBeenCalledTimes(1)
})
it('should call onClickPrevMonth when previous button is clicked', () => {
const onClickPrevMonth = vi.fn()
const props = createHeaderProps({ onClickPrevMonth })
render(<Header {...props} />)
// Second button is prev month
const buttons = screen.getAllByRole('button')
fireEvent.click(buttons[1])
expect(onClickPrevMonth).toHaveBeenCalledTimes(1)
})
it('should call onClickNextMonth when next button is clicked', () => {
const onClickNextMonth = vi.fn()
const props = createHeaderProps({ onClickNextMonth })
render(<Header {...props} />)
// Third button is next month
const buttons = screen.getAllByRole('button')
fireEvent.click(buttons[2])
expect(onClickNextMonth).toHaveBeenCalledTimes(1)
})
})
})

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import type { DatePickerProps } from '../types'
import { act, fireEvent, render, screen, within } from '@testing-library/react'
import dayjs from '../utils/dayjs'
import DatePicker from './index'
// Mock scrollIntoView
beforeAll(() => {
Element.prototype.scrollIntoView = vi.fn()
})
// Factory for DatePicker props
const createDatePickerProps = (overrides: Partial<DatePickerProps> = {}): DatePickerProps => ({
value: undefined,
onChange: vi.fn(),
onClear: vi.fn(),
...overrides,
})
// Helper to open the picker
const openPicker = () => {
const input = screen.getByRole('textbox')
fireEvent.click(input)
}
describe('DatePicker', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should render with default placeholder', () => {
const props = createDatePickerProps()
render(<DatePicker {...props} />)
expect(screen.getByRole('textbox')).toBeInTheDocument()
})
it('should render with custom placeholder', () => {
const props = createDatePickerProps({ placeholder: 'Select date' })
render(<DatePicker {...props} />)
expect(screen.getByRole('textbox')).toHaveAttribute('placeholder', 'Select date')
})
it('should display formatted date value when value is provided', () => {
const value = dayjs('2024-06-15T14:30:00')
const props = createDatePickerProps({ value })
render(<DatePicker {...props} />)
expect(screen.getByRole('textbox').getAttribute('value')).not.toBe('')
})
it('should render with empty value when no value is provided', () => {
const props = createDatePickerProps()
render(<DatePicker {...props} />)
expect(screen.getByRole('textbox')).toHaveValue('')
})
it('should normalize value with timezone applied', () => {
const value = dayjs('2024-06-15T14:30:00')
const props = createDatePickerProps({ value, timezone: 'America/New_York' })
render(<DatePicker {...props} />)
expect(screen.getByRole('textbox').getAttribute('value')).not.toBe('')
})
})
// Open/close behavior
describe('Open/Close Behavior', () => {
it('should open the picker when trigger is clicked', () => {
const props = createDatePickerProps()
render(<DatePicker {...props} />)
openPicker()
expect(screen.getAllByText(/daysInWeek/).length).toBeGreaterThan(0)
})
it('should close when trigger is clicked while open', () => {
const props = createDatePickerProps()
render(<DatePicker {...props} />)
openPicker()
openPicker() // second click closes
expect(screen.getByRole('textbox')).toBeInTheDocument()
})
it('should restore selected date from value when reopening', () => {
const value = dayjs('2024-06-15')
const props = createDatePickerProps({ value })
render(<DatePicker {...props} />)
openPicker()
// Calendar should be showing June 2024
expect(screen.getByText(/2024/)).toBeInTheDocument()
})
it('should close when clicking outside the container', () => {
const props = createDatePickerProps()
render(<DatePicker {...props} />)
openPicker()
// Simulate a mousedown event outside the container
act(() => {
document.dispatchEvent(new MouseEvent('mousedown', { bubbles: true }))
})
// The picker should now be closed - input shows its value
expect(screen.getByRole('textbox')).toBeInTheDocument()
})
})
// Time Picker Integration
describe('Time Picker Integration', () => {
it('should show time display in footer when needTimePicker is true', () => {
const props = createDatePickerProps({ needTimePicker: true })
render(<DatePicker {...props} />)
openPicker()
expect(screen.getByText('--:-- --')).toBeInTheDocument()
})
it('should not show time toggle when needTimePicker is false', () => {
const props = createDatePickerProps({ needTimePicker: false })
render(<DatePicker {...props} />)
openPicker()
expect(screen.queryByText('--:-- --')).not.toBeInTheDocument()
})
it('should switch to time view when time picker button is clicked', () => {
const props = createDatePickerProps({ needTimePicker: true })
render(<DatePicker {...props} />)
openPicker()
// Click the time display button to switch to time view
fireEvent.click(screen.getByText('--:-- --'))
// In time view, the "pickDate" text should appear instead of the time
expect(screen.getByText(/operation\.pickDate/)).toBeInTheDocument()
})
it('should switch back to date view when pickDate is clicked in time view', () => {
const props = createDatePickerProps({ needTimePicker: true })
render(<DatePicker {...props} />)
openPicker()
// Switch to time view
fireEvent.click(screen.getByText('--:-- --'))
// Switch back to date view
fireEvent.click(screen.getByText(/operation\.pickDate/))
// Days of week should be visible again
expect(screen.getAllByText(/daysInWeek/).length).toBeGreaterThan(0)
})
it('should render time picker options in time view', () => {
const props = createDatePickerProps({ needTimePicker: true, value: dayjs('2024-06-15T14:30:00') })
render(<DatePicker {...props} />)
openPicker()
// Switch to time view
fireEvent.click(screen.getByText(/\d{2}:\d{2}\s(AM|PM)/))
// Should show AM/PM options (TimePickerOptions renders these)
expect(screen.getByText('AM')).toBeInTheDocument()
expect(screen.getByText('PM')).toBeInTheDocument()
})
it('should update selected time when hour is selected in time view', () => {
const props = createDatePickerProps({ needTimePicker: true, value: dayjs('2024-06-15T14:30:00') })
render(<DatePicker {...props} />)
openPicker()
// Switch to time view
fireEvent.click(screen.getByText(/\d{2}:\d{2}\s(AM|PM)/))
// Click hour "05" from the time options
const allLists = screen.getAllByRole('list')
const hourItems = within(allLists[0]).getAllByRole('listitem')
fireEvent.click(hourItems[4])
// The picker should still be in time view
expect(screen.getByText(/operation\.pickDate/)).toBeInTheDocument()
})
it('should update selected time when minute is selected in time view', () => {
const props = createDatePickerProps({ needTimePicker: true, value: dayjs('2024-06-15T14:30:00') })
render(<DatePicker {...props} />)
openPicker()
// Switch to time view
fireEvent.click(screen.getByText(/\d{2}:\d{2}\s(AM|PM)/))
// Click minute "45" from the time options
const allLists = screen.getAllByRole('list')
const minuteItems = within(allLists[1]).getAllByRole('listitem')
fireEvent.click(minuteItems[45])
expect(screen.getByText(/operation\.pickDate/)).toBeInTheDocument()
})
it('should update selected time when period is changed in time view', () => {
const props = createDatePickerProps({ needTimePicker: true, value: dayjs('2024-06-15T14:30:00') })
render(<DatePicker {...props} />)
openPicker()
// Switch to time view
fireEvent.click(screen.getByText(/\d{2}:\d{2}\s(AM|PM)/))
// Click AM to switch period
fireEvent.click(screen.getByText('AM'))
expect(screen.getByText(/operation\.pickDate/)).toBeInTheDocument()
})
it('should update time when no selectedDate exists and hour is selected', () => {
const props = createDatePickerProps({ needTimePicker: true })
render(<DatePicker {...props} />)
openPicker()
// Switch to time view (click on the "--:-- --" text)
fireEvent.click(screen.getByText('--:-- --'))
// Click hour "03" from the time options
const allLists = screen.getAllByRole('list')
const hourItems = within(allLists[0]).getAllByRole('listitem')
fireEvent.click(hourItems[2])
expect(screen.getByText(/operation\.pickDate/)).toBeInTheDocument()
})
})
// Date selection
describe('Date Selection', () => {
it('should call onChange when Now button is clicked', () => {
const onChange = vi.fn()
const props = createDatePickerProps({ onChange })
render(<DatePicker {...props} />)
openPicker()
fireEvent.click(screen.getByText(/operation\.now/))
expect(onChange).toHaveBeenCalledTimes(1)
})
it('should call onChange when OK button is clicked with a value', () => {
const onChange = vi.fn()
const props = createDatePickerProps({ onChange, value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
fireEvent.click(screen.getByText(/operation\.ok/))
expect(onChange).toHaveBeenCalledTimes(1)
})
it('should select a calendar day when clicked', () => {
const onChange = vi.fn()
const props = createDatePickerProps({ onChange, value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
// Click on a day in the calendar - day "20"
const dayButton = screen.getByRole('button', { name: '20' })
fireEvent.click(dayButton)
// The date should now appear in the header/display
expect(screen.getByRole('textbox')).toBeInTheDocument()
})
it('should immediately confirm when noConfirm is true and a date is clicked', () => {
const onChange = vi.fn()
const props = createDatePickerProps({ onChange, noConfirm: true, value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
// Click on a day
const dayButton = screen.getByRole('button', { name: '20' })
fireEvent.click(dayButton)
expect(onChange).toHaveBeenCalledTimes(1)
})
it('should call onChange with undefined when OK is clicked without a selected date', () => {
const onChange = vi.fn()
const props = createDatePickerProps({ onChange })
render(<DatePicker {...props} />)
openPicker()
// Clear selected date then confirm
fireEvent.click(screen.getByText(/operation\.ok/))
expect(onChange).toHaveBeenCalledTimes(1)
})
})
// Clear behavior
describe('Clear Behavior', () => {
it('should call onClear when clear is clicked while picker is closed', () => {
const onClear = vi.fn()
const renderTrigger = vi.fn(({ handleClear }) => (
<button data-testid="clear-trigger" onClick={handleClear}>
Clear
</button>
))
const props = createDatePickerProps({
value: dayjs('2024-06-15'),
onClear,
renderTrigger,
})
render(<DatePicker {...props} />)
fireEvent.click(screen.getByTestId('clear-trigger'))
expect(onClear).toHaveBeenCalledTimes(1)
})
it('should clear selected date without calling onClear when picker is open', () => {
const onClear = vi.fn()
const onChange = vi.fn()
const renderTrigger = vi.fn(({ handleClickTrigger, handleClear }) => (
<div>
<button data-testid="open-trigger" onClick={handleClickTrigger}>
Open
</button>
<button data-testid="clear-trigger" onClick={handleClear}>
Clear
</button>
</div>
))
const props = createDatePickerProps({
value: dayjs('2024-06-15'),
onClear,
onChange,
renderTrigger,
})
render(<DatePicker {...props} />)
fireEvent.click(screen.getByTestId('open-trigger'))
fireEvent.click(screen.getByTestId('clear-trigger'))
fireEvent.click(screen.getByText(/operation\.ok/))
expect(onClear).not.toHaveBeenCalled()
expect(onChange).toHaveBeenCalledWith(undefined)
})
})
// Month navigation
describe('Month Navigation', () => {
it('should navigate to next month when next arrow is clicked', () => {
const props = createDatePickerProps({ value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
// Find navigation buttons in the header
const allButtons = screen.getAllByRole('button')
// The header has: month/year button, prev button, next button
// Then calendar days are also buttons. We need the 3rd button (next month).
// Header buttons come first in DOM order.
fireEvent.click(allButtons[2]) // next month button
expect(screen.getAllByRole('button').length).toBeGreaterThan(0)
})
it('should navigate to previous month when prev arrow is clicked', () => {
const props = createDatePickerProps({ value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
const allButtons = screen.getAllByRole('button')
fireEvent.click(allButtons[1]) // prev month button
expect(screen.getAllByRole('button').length).toBeGreaterThan(0)
})
})
// Year/Month picker
describe('Year/Month Picker', () => {
it('should open year/month picker when month/year header is clicked', () => {
const props = createDatePickerProps({ value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
const headerButton = screen.getByText(/2024/)
fireEvent.click(headerButton)
// Cancel button visible in year/month picker footer
expect(screen.getByText(/operation\.cancel/)).toBeInTheDocument()
})
it('should close year/month picker when cancel is clicked', () => {
const props = createDatePickerProps({ value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
fireEvent.click(screen.getByText(/2024/))
// Cancel
fireEvent.click(screen.getByText(/operation\.cancel/))
// Should be back to date view with days of week
expect(screen.getAllByText(/daysInWeek/).length).toBeGreaterThan(0)
})
it('should confirm year/month selection when OK is clicked', () => {
const props = createDatePickerProps({ value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
fireEvent.click(screen.getByText(/2024/))
// Select a different year
fireEvent.click(screen.getByText('2023'))
// Confirm - click the last OK button (year/month footer)
const okButtons = screen.getAllByText(/operation\.ok/)
fireEvent.click(okButtons[okButtons.length - 1])
// Should return to date view
expect(screen.getAllByText(/daysInWeek/).length).toBeGreaterThan(0)
})
it('should close year/month picker by clicking header button', () => {
const props = createDatePickerProps({ value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
// Open year/month picker
fireEvent.click(screen.getByText(/2024/))
// The header in year/month view shows selected month/year with an up arrow
// Clicking it closes the year/month picker
const headerButtons = screen.getAllByRole('button')
fireEvent.click(headerButtons[0]) // First button in year/month view is the header
// Should return to date view
expect(screen.getAllByText(/daysInWeek/).length).toBeGreaterThan(0)
})
it('should update month selection in year/month picker', () => {
const props = createDatePickerProps({ value: dayjs('2024-06-15') })
render(<DatePicker {...props} />)
openPicker()
fireEvent.click(screen.getByText(/2024/))
// Select a different month using RTL queries
const allLists = screen.getAllByRole('list')
const monthItems = within(allLists[0]).getAllByRole('listitem')
fireEvent.click(monthItems[0])
// Confirm the selection - click the last OK button (year/month footer)
const okButtons = screen.getAllByText(/operation\.ok/)
fireEvent.click(okButtons[okButtons.length - 1])
// Should return to date view
expect(screen.getAllByText(/daysInWeek/).length).toBeGreaterThan(0)
})
})
// noConfirm mode
describe('noConfirm Mode', () => {
it('should not show footer when noConfirm is true', () => {
const props = createDatePickerProps({ noConfirm: true })
render(<DatePicker {...props} />)
openPicker()
expect(screen.queryByText(/operation\.ok/)).not.toBeInTheDocument()
})
})
// Custom trigger
describe('Custom Trigger', () => {
it('should use renderTrigger when provided', () => {
const renderTrigger = vi.fn(({ handleClickTrigger }) => (
<button data-testid="custom-trigger" onClick={handleClickTrigger}>
Custom
</button>
))
const props = createDatePickerProps({ renderTrigger })
render(<DatePicker {...props} />)
expect(screen.getByTestId('custom-trigger')).toBeInTheDocument()
})
it('should open picker when custom trigger is clicked', () => {
const renderTrigger = vi.fn(({ handleClickTrigger }) => (
<button data-testid="custom-trigger" onClick={handleClickTrigger}>
Custom
</button>
))
const props = createDatePickerProps({ renderTrigger })
render(<DatePicker {...props} />)
fireEvent.click(screen.getByTestId('custom-trigger'))
expect(screen.getAllByText(/daysInWeek/).length).toBeGreaterThan(0)
})
})
// Disabled dates
describe('Disabled Dates', () => {
it('should pass getIsDateDisabled to calendar', () => {
const getIsDateDisabled = vi.fn().mockReturnValue(false)
const props = createDatePickerProps({
value: dayjs('2024-06-15'),
getIsDateDisabled,
})
render(<DatePicker {...props} />)
openPicker()
expect(getIsDateDisabled).toHaveBeenCalled()
})
})
// Timezone
describe('Timezone', () => {
it('should render with timezone', () => {
const props = createDatePickerProps({
value: dayjs('2024-06-15'),
timezone: 'UTC',
})
render(<DatePicker {...props} />)
expect(screen.getByRole('textbox')).toBeInTheDocument()
})
it('should call onChange when timezone changes with a value', () => {
const onChange = vi.fn()
const props = createDatePickerProps({
value: dayjs('2024-06-15T14:30:00'),
timezone: 'UTC',
onChange,
})
const { rerender } = render(<DatePicker {...props} />)
// Change timezone
rerender(<DatePicker {...props} timezone="America/New_York" />)
expect(onChange).toHaveBeenCalled()
})
it('should update currentDate when timezone changes without a value', () => {
const onChange = vi.fn()
const props = createDatePickerProps({
timezone: 'UTC',
onChange,
})
const { rerender } = render(<DatePicker {...props} />)
// Change timezone with no value
rerender(<DatePicker {...props} timezone="America/New_York" />)
// onChange should NOT be called when there is no value
expect(onChange).not.toHaveBeenCalled()
})
it('should update selectedDate when timezone changes and value is present', () => {
const onChange = vi.fn()
const value = dayjs('2024-06-15T14:30:00')
const props = createDatePickerProps({
value,
timezone: 'UTC',
onChange,
})
const { rerender } = render(<DatePicker {...props} />)
// Change timezone
rerender(<DatePicker {...props} timezone="Asia/Tokyo" />)
// Should have been called with the new timezone-adjusted value
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(emitted.isValid()).toBe(true)
})
})
// Display time when selected date exists
describe('Time Display', () => {
it('should show formatted time when selectedDate exists', () => {
const value = dayjs('2024-06-15T14:30:00')
const props = createDatePickerProps({ value, needTimePicker: true })
render(<DatePicker {...props} />)
openPicker()
// The footer should show the time from selectedDate (02:30 PM)
expect(screen.getByText(/\d{2}:\d{2}\s(AM|PM)/)).toBeInTheDocument()
})
})
})

View File

@ -0,0 +1,94 @@
import { renderHook } from '@testing-library/react'
import { useDaysOfWeek, useMonths, useTimeOptions, useYearOptions } from './hooks'
import { Period } from './types'
import dayjs from './utils/dayjs'
describe('date-and-time-picker hooks', () => {
// Tests for useDaysOfWeek hook
describe('useDaysOfWeek', () => {
it('should return 7 days of the week', () => {
const { result } = renderHook(() => useDaysOfWeek())
expect(result.current).toHaveLength(7)
})
it('should return translated day keys with namespace prefix', () => {
const { result } = renderHook(() => useDaysOfWeek())
// Global i18n mock returns "time.daysInWeek.<day>" format
expect(result.current[0]).toContain('daysInWeek.Sun')
expect(result.current[6]).toContain('daysInWeek.Sat')
})
})
// Tests for useMonths hook
describe('useMonths', () => {
it('should return 12 months', () => {
const { result } = renderHook(() => useMonths())
expect(result.current).toHaveLength(12)
})
it('should return translated month keys with namespace prefix', () => {
const { result } = renderHook(() => useMonths())
expect(result.current[0]).toContain('months.January')
expect(result.current[11]).toContain('months.December')
})
})
// Tests for useYearOptions hook
describe('useYearOptions', () => {
it('should return 200 year options', () => {
const { result } = renderHook(() => useYearOptions())
expect(result.current).toHaveLength(200)
})
it('should center around the current year', () => {
const { result } = renderHook(() => useYearOptions())
const currentYear = dayjs().year()
expect(result.current).toContain(currentYear)
// First year should be currentYear - 50 (YEAR_RANGE/2 = 50)
expect(result.current[0]).toBe(currentYear - 50)
// Last year should be currentYear + 149
expect(result.current[199]).toBe(currentYear + 149)
})
})
// Tests for useTimeOptions hook
describe('useTimeOptions', () => {
it('should return 12 hour options', () => {
const { result } = renderHook(() => useTimeOptions())
expect(result.current.hourOptions).toHaveLength(12)
})
it('should return hours from 01 to 12 zero-padded', () => {
const { result } = renderHook(() => useTimeOptions())
expect(result.current.hourOptions[0]).toBe('01')
expect(result.current.hourOptions[11]).toBe('12')
})
it('should return 60 minute options', () => {
const { result } = renderHook(() => useTimeOptions())
expect(result.current.minuteOptions).toHaveLength(60)
})
it('should return minutes from 00 to 59 zero-padded', () => {
const { result } = renderHook(() => useTimeOptions())
expect(result.current.minuteOptions[0]).toBe('00')
expect(result.current.minuteOptions[59]).toBe('59')
})
it('should return AM and PM period options', () => {
const { result } = renderHook(() => useTimeOptions())
expect(result.current.periodOptions).toEqual([Period.AM, Period.PM])
})
})
})

View File

@ -0,0 +1,50 @@
import type { TimePickerFooterProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import Footer from './footer'
// Factory for TimePickerFooter props
const createFooterProps = (overrides: Partial<TimePickerFooterProps> = {}): TimePickerFooterProps => ({
handleSelectCurrentTime: vi.fn(),
handleConfirm: vi.fn(),
...overrides,
})
describe('TimePicker Footer', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should render Now and OK buttons', () => {
const props = createFooterProps()
render(<Footer {...props} />)
expect(screen.getByText(/operation\.now/)).toBeInTheDocument()
expect(screen.getByText(/operation\.ok/)).toBeInTheDocument()
})
})
// Interaction tests
describe('Interactions', () => {
it('should call handleSelectCurrentTime when Now button is clicked', () => {
const handleSelectCurrentTime = vi.fn()
const props = createFooterProps({ handleSelectCurrentTime })
render(<Footer {...props} />)
fireEvent.click(screen.getByText(/operation\.now/))
expect(handleSelectCurrentTime).toHaveBeenCalledTimes(1)
})
it('should call handleConfirm when OK button is clicked', () => {
const handleConfirm = vi.fn()
const props = createFooterProps({ handleConfirm })
render(<Footer {...props} />)
fireEvent.click(screen.getByText(/operation\.ok/))
expect(handleConfirm).toHaveBeenCalledTimes(1)
})
})
})

View File

@ -0,0 +1,30 @@
import { render, screen } from '@testing-library/react'
import Header from './header'
describe('TimePicker Header', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should render default title when no title prop is provided', () => {
render(<Header />)
// Global i18n mock returns the key with namespace prefix
expect(screen.getByText(/title\.pickTime/)).toBeInTheDocument()
})
it('should render custom title when title prop is provided', () => {
render(<Header title="Custom Title" />)
expect(screen.getByText('Custom Title')).toBeInTheDocument()
})
it('should not render default title when custom title is provided', () => {
render(<Header title="Custom Title" />)
expect(screen.queryByText(/title\.pickTime/)).not.toBeInTheDocument()
})
})
})

View File

@ -1,42 +1,12 @@
import type { TimePickerProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import * as React from 'react'
import { fireEvent, render, screen, within } from '@testing-library/react'
import dayjs, { isDayjsObject } from '../utils/dayjs'
import TimePicker from './index'
vi.mock('react-i18next', () => ({
useTranslation: () => ({
t: (key: string, options?: { ns?: string }) => {
if (key === 'defaultPlaceholder')
return 'Pick a time...'
if (key === 'operation.now')
return 'Now'
if (key === 'operation.ok')
return 'OK'
if (key === 'operation.clear')
return 'Clear'
const prefix = options?.ns ? `${options.ns}.` : ''
return `${prefix}${key}`
},
}),
}))
vi.mock('@/app/components/base/portal-to-follow-elem', () => ({
PortalToFollowElem: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
PortalToFollowElemTrigger: ({ children, onClick }: { children: React.ReactNode, onClick: (e: React.MouseEvent) => void }) => (
<div onClick={onClick}>{children}</div>
),
PortalToFollowElemContent: ({ children }: { children: React.ReactNode }) => (
<div data-testid="timepicker-content">{children}</div>
),
}))
vi.mock('./options', () => ({
default: () => <div data-testid="time-options" />,
}))
vi.mock('./header', () => ({
default: () => <div data-testid="time-header" />,
}))
// Mock scrollIntoView since jsdom doesn't implement it
beforeAll(() => {
Element.prototype.scrollIntoView = vi.fn()
})
describe('TimePicker', () => {
const baseProps: Pick<TimePickerProps, 'onChange' | 'onClear' | 'value'> = {
@ -73,10 +43,10 @@ describe('TimePicker', () => {
const input = screen.getByRole('textbox')
fireEvent.click(input)
const clearButton = screen.getByRole('button', { name: /clear/i })
const clearButton = screen.getByRole('button', { name: /operation\.clear/i })
fireEvent.click(clearButton)
const confirmButton = screen.getByRole('button', { name: 'OK' })
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(baseProps.onChange).toHaveBeenCalledTimes(1)
@ -94,7 +64,10 @@ describe('TimePicker', () => {
/>,
)
const nowButton = screen.getByRole('button', { name: 'Now' })
// Open the picker first to access content
fireEvent.click(screen.getByRole('textbox'))
const nowButton = screen.getByRole('button', { name: /operation\.now/i })
fireEvent.click(nowButton)
expect(onChange).toHaveBeenCalledTimes(1)
@ -103,6 +76,601 @@ describe('TimePicker', () => {
expect(emitted?.utcOffset()).toBe(dayjs().tz('America/New_York').utcOffset())
})
// Opening and closing behavior tests
describe('Open/Close Behavior', () => {
it('should show placeholder when no value is provided', () => {
render(<TimePicker {...baseProps} />)
const input = screen.getByRole('textbox')
expect(input).toHaveAttribute('placeholder', expect.stringMatching(/defaultPlaceholder/i))
})
it('should toggle open state when trigger is clicked', () => {
render(<TimePicker {...baseProps} value="10:00 AM" timezone="UTC" />)
const input = screen.getByRole('textbox')
// Open
fireEvent.click(input)
expect(input).toHaveValue('')
// Close by clicking again
fireEvent.click(input)
expect(input).toHaveValue('10:00 AM')
})
it('should call onClear when clear is clicked while picker is closed', () => {
const onClear = vi.fn()
render(
<TimePicker
{...baseProps}
onClear={onClear}
value="10:00 AM"
timezone="UTC"
/>,
)
const clearButton = screen.getByRole('button', { name: /operation\.clear/i })
fireEvent.click(clearButton)
expect(onClear).toHaveBeenCalledTimes(1)
})
it('should not call onClear when clear is clicked while picker is open', () => {
const onClear = vi.fn()
render(
<TimePicker
{...baseProps}
onClear={onClear}
value="10:00 AM"
timezone="UTC"
/>,
)
// Open picker first
fireEvent.click(screen.getByRole('textbox'))
// Then clear
const clearButton = screen.getByRole('button', { name: /operation\.clear/i })
fireEvent.click(clearButton)
expect(onClear).not.toHaveBeenCalled()
})
it('should register click outside listener on mount', () => {
const addEventSpy = vi.spyOn(document, 'addEventListener')
render(<TimePicker {...baseProps} value="10:00 AM" timezone="UTC" />)
expect(addEventSpy).toHaveBeenCalledWith('mousedown', expect.any(Function))
addEventSpy.mockRestore()
})
it('should sync selectedTime from value when opening with stale state', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
value="10:00 AM"
timezone="UTC"
/>,
)
const input = screen.getByRole('textbox')
// Open - this triggers handleClickTrigger which syncs selectedTime from value
fireEvent.click(input)
// Confirm to verify selectedTime was synced from value prop ("10:00 AM")
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(isDayjsObject(emitted)).toBe(true)
expect(emitted.hour()).toBe(10)
expect(emitted.minute()).toBe(0)
})
it('should resync selectedTime when opening after internal clear', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
const input = screen.getByRole('textbox')
// Open
fireEvent.click(input)
// Clear selected time internally
const clearButton = screen.getByRole('button', { name: /operation\.clear/i })
fireEvent.click(clearButton)
// Close
fireEvent.click(input)
// Open again - should resync selectedTime from value prop
fireEvent.click(input)
// Confirm to verify the value was resynced
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(isDayjsObject(emitted)).toBe(true)
// Resynced from value prop: dayjs('2024-01-01T10:30:00Z') in UTC = 10:30 AM
expect(emitted.hour()).toBe(10)
expect(emitted.minute()).toBe(30)
})
})
// Props tests
describe('Props', () => {
it('should show custom placeholder when provided', () => {
render(
<TimePicker
{...baseProps}
placeholder="Select time"
/>,
)
const input = screen.getByRole('textbox')
expect(input).toHaveAttribute('placeholder', 'Select time')
})
it('should render with triggerFullWidth prop without errors', () => {
render(
<TimePicker
{...baseProps}
triggerFullWidth={true}
/>,
)
// Verify the component renders successfully with triggerFullWidth
expect(screen.getByRole('textbox')).toBeInTheDocument()
})
it('should use renderTrigger when provided', () => {
const renderTrigger = vi.fn(({ inputElem, onClick }) => (
<div data-testid="custom-trigger" onClick={onClick}>
{inputElem}
</div>
))
render(
<TimePicker
{...baseProps}
renderTrigger={renderTrigger}
/>,
)
expect(screen.getByTestId('custom-trigger')).toBeInTheDocument()
expect(renderTrigger).toHaveBeenCalled()
})
it('should render with notClearable prop without errors', () => {
render(
<TimePicker
{...baseProps}
notClearable={true}
value="10:00 AM"
timezone="UTC"
/>,
)
// In test env the icon stays in DOM, but must remain hidden when notClearable is set
expect(screen.getByRole('button', { name: /clear/i })).toHaveClass('hidden')
})
})
// Confirm behavior tests
describe('Confirm Behavior', () => {
it('should emit selected time when confirm is clicked with a value', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
// Open the picker first to access content
fireEvent.click(screen.getByRole('textbox'))
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(isDayjsObject(emitted)).toBe(true)
expect(emitted.hour()).toBe(10)
expect(emitted.minute()).toBe(30)
})
})
// Time selection handler tests
describe('Time Selection', () => {
const openPicker = () => {
fireEvent.click(screen.getByRole('textbox'))
}
const getHourAndMinuteLists = () => {
const allLists = screen.getAllByRole('list')
const hourList = allLists.find(list =>
within(list).queryByText('01')
&& within(list).queryByText('12')
&& !within(list).queryByText('59'))
const minuteList = allLists.find(list =>
within(list).queryByText('00')
&& within(list).queryByText('59'))
expect(hourList).toBeTruthy()
expect(minuteList).toBeTruthy()
return {
hourList: hourList!,
minuteList: minuteList!,
}
}
it('should update selectedTime when hour is selected', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
openPicker()
// Click hour "05" from the time options
const { hourList } = getHourAndMinuteLists()
fireEvent.click(within(hourList).getByText('05'))
// Now confirm to verify the selectedTime was updated
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(isDayjsObject(emitted)).toBe(true)
// Hour 05 in AM (since original was 10:30 AM) = 5
expect(emitted.hour()).toBe(5)
})
it('should update selectedTime when minute is selected', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
openPicker()
// Click minute "45" from the time options
const { minuteList } = getHourAndMinuteLists()
fireEvent.click(within(minuteList).getByText('45'))
// Confirm
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(emitted.minute()).toBe(45)
})
it('should update selectedTime when period is changed', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
openPicker()
// Click PM to switch period
fireEvent.click(screen.getByText('PM'))
// Confirm
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
// Original was 10:30 AM, switching to PM makes it 22:30
expect(emitted.hour()).toBe(22)
})
it('should create new time when selecting hour without prior selectedTime', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
timezone="UTC"
/>,
)
openPicker()
// Click hour "03" with no existing selectedTime
const { hourList } = getHourAndMinuteLists()
fireEvent.click(within(hourList).getByText('03'))
// Confirm
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(isDayjsObject(emitted)).toBe(true)
expect(emitted.hour()).toBe(3)
})
it('should handle minute selection without prior selectedTime', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
timezone="UTC"
/>,
)
openPicker()
// Click minute "15" with no existing selectedTime
const { minuteList } = getHourAndMinuteLists()
fireEvent.click(within(minuteList).getByText('15'))
// Confirm
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(emitted.minute()).toBe(15)
})
it('should handle period selection without prior selectedTime', () => {
const onChange = vi.fn()
render(
<TimePicker
{...baseProps}
onChange={onChange}
timezone="UTC"
/>,
)
openPicker()
// Click PM with no existing selectedTime
fireEvent.click(screen.getByText('PM'))
// Confirm
const confirmButton = screen.getByRole('button', { name: /operation\.ok/i })
fireEvent.click(confirmButton)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(isDayjsObject(emitted)).toBe(true)
expect(emitted.hour()).toBeGreaterThanOrEqual(12)
})
})
// Timezone change effect tests
describe('Timezone Changes', () => {
it('should call onChange when timezone changes with an existing value', () => {
const onChange = vi.fn()
const value = dayjs('2024-01-01T10:30:00Z')
const { rerender } = render(
<TimePicker
{...baseProps}
onChange={onChange}
value={value}
timezone="UTC"
/>,
)
// Change timezone without changing value (same reference)
rerender(
<TimePicker
{...baseProps}
onChange={onChange}
value={value}
timezone="America/New_York"
/>,
)
expect(onChange).toHaveBeenCalledTimes(1)
const emitted = onChange.mock.calls[0][0]
expect(isDayjsObject(emitted)).toBe(true)
// 10:30 UTC converted to America/New_York (UTC-5 in Jan) = 05:30
expect(emitted.utcOffset()).toBe(dayjs().tz('America/New_York').utcOffset())
expect(emitted.hour()).toBe(5)
expect(emitted.minute()).toBe(30)
})
it('should update selectedTime when value changes', () => {
const onChange = vi.fn()
const { rerender } = render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
// Change value
rerender(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T14:00:00Z')}
timezone="UTC"
/>,
)
// onChange should not be called when only value changes (no timezone change)
expect(onChange).not.toHaveBeenCalled()
// But the display should update
expect(screen.getByDisplayValue('02:00 PM')).toBeInTheDocument()
})
it('should handle timezone change when value is undefined', () => {
const onChange = vi.fn()
const { rerender } = render(
<TimePicker
{...baseProps}
onChange={onChange}
timezone="UTC"
/>,
)
// Change timezone without a value
rerender(
<TimePicker
{...baseProps}
onChange={onChange}
timezone="America/New_York"
/>,
)
// onChange should not be called when value is undefined
expect(onChange).not.toHaveBeenCalled()
})
it('should handle timezone change when selectedTime exists but value becomes undefined', () => {
const onChange = vi.fn()
const { rerender } = render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
// Remove value and change timezone
rerender(
<TimePicker
{...baseProps}
onChange={onChange}
value={undefined}
timezone="America/New_York"
/>,
)
// Input should be empty now
expect(screen.getByRole('textbox')).toHaveValue('')
// onChange should not fire when value is undefined, even if selectedTime was set
expect(onChange).not.toHaveBeenCalled()
})
it('should not update when neither timezone nor value changes', () => {
const onChange = vi.fn()
const value = dayjs('2024-01-01T10:30:00Z')
const { rerender } = render(
<TimePicker
{...baseProps}
onChange={onChange}
value={value}
timezone="UTC"
/>,
)
// Rerender with same props
rerender(
<TimePicker
{...baseProps}
onChange={onChange}
value={value}
timezone="UTC"
/>,
)
expect(onChange).not.toHaveBeenCalled()
})
it('should update display when both value and timezone change', () => {
const onChange = vi.fn()
const { rerender } = render(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T10:30:00Z')}
timezone="UTC"
/>,
)
// Change both value and timezone simultaneously
rerender(
<TimePicker
{...baseProps}
onChange={onChange}
value={dayjs('2024-01-01T15:00:00Z')}
timezone="America/New_York"
/>,
)
// onChange should not be called since both changed (timezoneChanged && !valueChanged is false)
expect(onChange).not.toHaveBeenCalled()
// 15:00 UTC in America/New_York (UTC-5) = 10:00 AM
expect(screen.getByDisplayValue('10:00 AM')).toBeInTheDocument()
})
})
// Format time value tests
describe('Format Time Value', () => {
it('should return empty string when value is undefined', () => {
render(<TimePicker {...baseProps} />)
expect(screen.getByRole('textbox')).toHaveValue('')
})
it('should format dayjs value correctly', () => {
render(
<TimePicker
{...baseProps}
value={dayjs('2024-01-01T14:30:00Z')}
timezone="UTC"
/>,
)
expect(screen.getByDisplayValue('02:30 PM')).toBeInTheDocument()
})
it('should format string value correctly', () => {
render(
<TimePicker
{...baseProps}
value="09:15"
timezone="UTC"
/>,
)
expect(screen.getByDisplayValue('09:15 AM')).toBeInTheDocument()
})
})
describe('Timezone Label Integration', () => {
it('should not display timezone label by default', () => {
render(

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import type { TimeOptionsProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import dayjs from '../utils/dayjs'
import Options from './options'
beforeAll(() => {
Element.prototype.scrollIntoView = vi.fn()
})
const createOptionsProps = (overrides: Partial<TimeOptionsProps> = {}): TimeOptionsProps => ({
selectedTime: undefined,
handleSelectHour: vi.fn(),
handleSelectMinute: vi.fn(),
handleSelectPeriod: vi.fn(),
...overrides,
})
describe('TimePickerOptions', () => {
beforeEach(() => {
vi.clearAllMocks()
})
describe('Rendering', () => {
it('should render hour options', () => {
const props = createOptionsProps()
render(<Options {...props} />)
const allItems = screen.getAllByRole('listitem')
expect(allItems.length).toBeGreaterThan(12)
})
it('should render all hour, minute, and period options by default', () => {
const props = createOptionsProps()
render(<Options {...props} />)
const allItems = screen.getAllByRole('listitem')
// 12 hours + 60 minutes + 2 periods
expect(allItems).toHaveLength(74)
})
it('should render AM and PM period options', () => {
const props = createOptionsProps()
render(<Options {...props} />)
expect(screen.getByText('AM')).toBeInTheDocument()
expect(screen.getByText('PM')).toBeInTheDocument()
})
})
describe('Minute Filter', () => {
it('should apply minuteFilter when provided', () => {
const minuteFilter = (minutes: string[]) => minutes.filter(m => Number(m) % 15 === 0)
const props = createOptionsProps({ minuteFilter })
render(<Options {...props} />)
const allItems = screen.getAllByRole('listitem')
expect(allItems).toHaveLength(18)
})
})
describe('Interactions', () => {
it('should render selected hour in the list', () => {
const props = createOptionsProps({ selectedTime: dayjs('2024-01-01 05:30:00') })
render(<Options {...props} />)
const selectedHour = screen.getAllByRole('listitem').find(item => item.textContent === '05')
expect(selectedHour).toHaveClass('bg-components-button-ghost-bg-hover')
})
it('should render selected minute in the list', () => {
const props = createOptionsProps({ selectedTime: dayjs('2024-01-01 05:30:00') })
render(<Options {...props} />)
const selectedMinute = screen.getAllByRole('listitem').find(item => item.textContent === '30')
expect(selectedMinute).toHaveClass('bg-components-button-ghost-bg-hover')
})
it('should call handleSelectPeriod when AM is clicked', () => {
const handleSelectPeriod = vi.fn()
const props = createOptionsProps({ handleSelectPeriod })
render(<Options {...props} />)
fireEvent.click(screen.getAllByText('AM')[0])
expect(handleSelectPeriod).toHaveBeenCalledWith('AM')
})
it('should call handleSelectPeriod when PM is clicked', () => {
const handleSelectPeriod = vi.fn()
const props = createOptionsProps({ handleSelectPeriod })
render(<Options {...props} />)
fireEvent.click(screen.getAllByText('PM')[0])
expect(handleSelectPeriod).toHaveBeenCalledWith('PM')
})
})
})

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import dayjs, {
clearMonthMapCache,
cloneTime,
formatDateForOutput,
getDateWithTimezone,
getDaysInMonth,
getHourIn12Hour,
parseDateWithFormat,
toDayjs,
} from './dayjs'
describe('dayjs extended utilities', () => {
// Tests for cloneTime
describe('cloneTime', () => {
it('should copy hour and minute from source to target', () => {
const target = dayjs('2024-01-15')
const source = dayjs('2024-06-20 14:30')
const result = cloneTime(target, source)
expect(result.hour()).toBe(14)
expect(result.minute()).toBe(30)
expect(result.date()).toBe(15)
expect(result.month()).toBe(0) // January
})
it('should not mutate the original target date', () => {
const target = dayjs('2024-01-15 08:00')
const source = dayjs('2024-06-20 14:30')
cloneTime(target, source)
expect(target.hour()).toBe(8)
expect(target.minute()).toBe(0)
})
})
// Tests for getDaysInMonth
describe('getDaysInMonth', () => {
beforeEach(() => {
clearMonthMapCache()
})
it('should return an array of Day objects', () => {
const date = dayjs('2024-06-15')
const days = getDaysInMonth(date)
expect(days.length).toBeGreaterThan(0)
days.forEach((day) => {
expect(day).toHaveProperty('date')
expect(day).toHaveProperty('isCurrentMonth')
})
})
it('should include days from previous and next month to fill the grid', () => {
const date = dayjs('2024-06-15') // June 2024 starts on Saturday
const days = getDaysInMonth(date)
const prevMonthDays = days.filter(d => !d.isCurrentMonth && d.date.month() < date.month())
const nextMonthDays = days.filter(d => !d.isCurrentMonth && d.date.month() > date.month())
// June 2024 starts on Saturday (6), so there are 6 days from previous month
expect(prevMonthDays.length).toBeGreaterThan(0)
expect(nextMonthDays.length).toBeGreaterThan(0)
})
it('should mark current month days correctly', () => {
const date = dayjs('2024-06-15')
const days = getDaysInMonth(date)
const currentMonthDays = days.filter(d => d.isCurrentMonth)
// June has 30 days
expect(currentMonthDays).toHaveLength(30)
})
it('should cache results for the same month', () => {
const date1 = dayjs('2024-06-15')
const date2 = dayjs('2024-06-20')
const days1 = getDaysInMonth(date1)
const days2 = getDaysInMonth(date2)
// Same reference since it's cached
expect(days1).toBe(days2)
})
it('should return different results for different months', () => {
const june = dayjs('2024-06-15')
const july = dayjs('2024-07-15')
const juneDays = getDaysInMonth(june)
const julyDays = getDaysInMonth(july)
expect(juneDays).not.toBe(julyDays)
})
})
// Tests for clearMonthMapCache
describe('clearMonthMapCache', () => {
it('should clear the cache so new days are generated', () => {
const date = dayjs('2024-06-15')
const days1 = getDaysInMonth(date)
clearMonthMapCache()
const days2 = getDaysInMonth(date)
// After clearing cache, a new array should be created
expect(days1).not.toBe(days2)
// But should have the same length
expect(days1.length).toBe(days2.length)
})
})
// Tests for getHourIn12Hour
describe('getHourIn12Hour', () => {
it('should return 12 for midnight (hour 0)', () => {
const date = dayjs('2024-01-01 00:00')
expect(getHourIn12Hour(date)).toBe(12)
})
it('should return hour as-is for 1-11 AM', () => {
expect(getHourIn12Hour(dayjs('2024-01-01 01:00'))).toBe(1)
expect(getHourIn12Hour(dayjs('2024-01-01 11:00'))).toBe(11)
})
it('should return 0 for noon (hour 12)', () => {
const date = dayjs('2024-01-01 12:00')
expect(getHourIn12Hour(date)).toBe(0)
})
it('should return hour - 12 for PM hours (13-23)', () => {
expect(getHourIn12Hour(dayjs('2024-01-01 13:00'))).toBe(1)
expect(getHourIn12Hour(dayjs('2024-01-01 23:00'))).toBe(11)
})
})
// Tests for getDateWithTimezone
describe('getDateWithTimezone', () => {
it('should return a cloned date when no timezone is provided', () => {
const date = dayjs('2024-06-15')
const result = getDateWithTimezone({ date })
expect(result.format('YYYY-MM-DD')).toBe('2024-06-15')
})
it('should return current date clone when neither date nor timezone is provided', () => {
const result = getDateWithTimezone({})
const now = dayjs()
expect(result.format('YYYY-MM-DD')).toBe(now.format('YYYY-MM-DD'))
})
it('should apply timezone to provided date', () => {
const date = dayjs('2024-06-15T12:00:00')
const result = getDateWithTimezone({ date, timezone: 'America/New_York' })
// dayjs.tz converts the date to the given timezone
expect(result).toBeDefined()
expect(result.isValid()).toBe(true)
})
it('should return current time in timezone when only timezone is provided', () => {
const result = getDateWithTimezone({ timezone: 'Asia/Tokyo' })
expect(result.utcOffset()).toBe(dayjs().tz('Asia/Tokyo').utcOffset())
})
})
// Tests for toDayjs additional edge cases
describe('toDayjs edge cases', () => {
it('should return undefined for empty string', () => {
expect(toDayjs('')).toBeUndefined()
})
it('should return undefined for undefined', () => {
expect(toDayjs(undefined)).toBeUndefined()
})
it('should handle Dayjs object input', () => {
const date = dayjs('2024-06-15')
const result = toDayjs(date)
expect(result).toBeDefined()
expect(result?.format('YYYY-MM-DD')).toBe('2024-06-15')
})
it('should handle Dayjs object with timezone', () => {
const date = dayjs('2024-06-15T12:00:00')
const result = toDayjs(date, { timezone: 'UTC' })
expect(result).toBeDefined()
})
it('should parse with custom format when format matches common formats', () => {
// Uses a format from COMMON_PARSE_FORMATS
const result = toDayjs('2024-06-15', { format: 'YYYY-MM-DD' })
expect(result).toBeDefined()
expect(result?.format('YYYY-MM-DD')).toBe('2024-06-15')
})
it('should fall back when custom format does not match', () => {
// dayjs strict mode with format requires customParseFormat plugin
// which is not loaded, so invalid format falls through to other parsing
const result = toDayjs('2024-06-15', { format: 'INVALID', timezone: 'UTC' })
// It will still be parsed by fallback mechanisms
expect(result).toBeDefined()
})
it('should parse time with seconds', () => {
const result = toDayjs('14:30:45', { timezone: 'UTC' })
expect(result).toBeDefined()
expect(result?.hour()).toBe(14)
expect(result?.minute()).toBe(30)
expect(result?.second()).toBe(45)
})
it('should parse time with milliseconds', () => {
const result = toDayjs('14:30:45.123', { timezone: 'UTC' })
expect(result).toBeDefined()
expect(result?.millisecond()).toBe(123)
})
it('should normalize short milliseconds by padding', () => {
const result = toDayjs('14:30:45.1', { timezone: 'UTC' })
expect(result).toBeDefined()
expect(result?.millisecond()).toBe(100)
})
it('should truncate long milliseconds to 3 digits', () => {
// The time regex only captures up to 3 digits for ms, so 4+ digit values
// don't match the regex and fall through to common format parsing
const result = toDayjs('14:30:45.12', { timezone: 'UTC' })
expect(result).toBeDefined()
// 2-digit ms "12" gets padded to "120"
expect(result?.millisecond()).toBe(120)
})
it('should parse 12-hour AM time', () => {
const result = toDayjs('07:15 AM', { timezone: 'UTC' })
expect(result).toBeDefined()
expect(result?.hour()).toBe(7)
expect(result?.minute()).toBe(15)
})
it('should parse 12-hour time with seconds', () => {
const result = toDayjs('07:15:30 PM', { timezone: 'UTC' })
expect(result).toBeDefined()
expect(result?.hour()).toBe(19)
expect(result?.second()).toBe(30)
})
it('should handle 12 PM correctly', () => {
const result = toDayjs('12:00 PM', { timezone: 'UTC' })
expect(result).toBeDefined()
expect(result?.hour()).toBe(12)
})
it('should handle 12 AM correctly', () => {
const result = toDayjs('12:00 AM', { timezone: 'UTC' })
expect(result).toBeDefined()
expect(result?.hour()).toBe(0)
})
it('should use custom formats array when provided', () => {
const result = toDayjs('2024.06.15', { formats: ['YYYY.MM.DD'] })
expect(result).toBeDefined()
expect(result?.format('YYYY-MM-DD')).toBe('2024-06-15')
})
it('should fall back to native parsing for ISO strings', () => {
const result = toDayjs('2024-06-15T12:00:00.000Z')
expect(result).toBeDefined()
})
it('should return undefined for completely unparseable value', () => {
const consoleSpy = vi.spyOn(console, 'warn').mockImplementation(() => {})
const result = toDayjs('not-a-date')
expect(result).toBeUndefined()
consoleSpy.mockRestore()
})
})
// Tests for parseDateWithFormat
describe('parseDateWithFormat', () => {
it('should return null for empty string', () => {
expect(parseDateWithFormat('')).toBeNull()
})
it('should parse with provided format from common formats', () => {
// Uses YYYY-MM-DD which is in COMMON_PARSE_FORMATS
const result = parseDateWithFormat('2024-06-15', 'YYYY-MM-DD')
expect(result).not.toBeNull()
expect(result?.format('YYYY-MM-DD')).toBe('2024-06-15')
})
it('should return null for invalid date with format', () => {
const result = parseDateWithFormat('not-a-date', 'YYYY-MM-DD')
expect(result).toBeNull()
})
it('should try common formats when no format is specified', () => {
const result = parseDateWithFormat('2024-06-15')
expect(result).not.toBeNull()
expect(result?.format('YYYY-MM-DD')).toBe('2024-06-15')
})
it('should parse ISO datetime format', () => {
const result = parseDateWithFormat('2024-06-15T12:00:00')
expect(result).not.toBeNull()
})
it('should return null for unparseable string without format', () => {
const result = parseDateWithFormat('gibberish')
expect(result).toBeNull()
})
})
// Tests for formatDateForOutput
describe('formatDateForOutput', () => {
it('should return empty string for invalid date', () => {
const invalidDate = dayjs('invalid')
expect(formatDateForOutput(invalidDate)).toBe('')
})
it('should format date-only output without time', () => {
const date = dayjs('2024-06-15T12:00:00')
const result = formatDateForOutput(date)
expect(result).toBe('2024-06-15')
})
it('should format with time when includeTime is true', () => {
const date = dayjs('2024-06-15T12:00:00')
const result = formatDateForOutput(date, true)
expect(result).toContain('2024-06-15')
expect(result).toContain('12:00:00')
})
it('should default to date-only format', () => {
const date = dayjs('2024-06-15T14:30:00')
const result = formatDateForOutput(date)
expect(result).toBe('2024-06-15')
expect(result).not.toContain('14:30')
})
})
})

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import type { YearAndMonthPickerFooterProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import Footer from './footer'
// Factory for Footer props
const createFooterProps = (overrides: Partial<YearAndMonthPickerFooterProps> = {}): YearAndMonthPickerFooterProps => ({
handleYearMonthCancel: vi.fn(),
handleYearMonthConfirm: vi.fn(),
...overrides,
})
describe('YearAndMonthPicker Footer', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should render Cancel and OK buttons', () => {
const props = createFooterProps()
render(<Footer {...props} />)
expect(screen.getByText(/operation\.cancel/)).toBeInTheDocument()
expect(screen.getByText(/operation\.ok/)).toBeInTheDocument()
})
})
// Interaction tests
describe('Interactions', () => {
it('should call handleYearMonthCancel when Cancel button is clicked', () => {
const handleYearMonthCancel = vi.fn()
const props = createFooterProps({ handleYearMonthCancel })
render(<Footer {...props} />)
fireEvent.click(screen.getByText(/operation\.cancel/))
expect(handleYearMonthCancel).toHaveBeenCalledTimes(1)
})
it('should call handleYearMonthConfirm when OK button is clicked', () => {
const handleYearMonthConfirm = vi.fn()
const props = createFooterProps({ handleYearMonthConfirm })
render(<Footer {...props} />)
fireEvent.click(screen.getByText(/operation\.ok/))
expect(handleYearMonthConfirm).toHaveBeenCalledTimes(1)
})
})
})

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import type { YearAndMonthPickerHeaderProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import Header from './header'
// Factory for Header props
const createHeaderProps = (overrides: Partial<YearAndMonthPickerHeaderProps> = {}): YearAndMonthPickerHeaderProps => ({
selectedYear: 2024,
selectedMonth: 5, // June (0-indexed)
onClick: vi.fn(),
...overrides,
})
describe('YearAndMonthPicker Header', () => {
beforeEach(() => {
vi.clearAllMocks()
})
// Rendering tests
describe('Rendering', () => {
it('should display the selected year', () => {
const props = createHeaderProps({ selectedYear: 2024 })
render(<Header {...props} />)
expect(screen.getByText(/2024/)).toBeInTheDocument()
})
it('should render a clickable button', () => {
const props = createHeaderProps()
render(<Header {...props} />)
expect(screen.getByRole('button')).toBeInTheDocument()
})
})
// Interaction tests
describe('Interactions', () => {
it('should call onClick when the header button is clicked', () => {
const onClick = vi.fn()
const props = createHeaderProps({ onClick })
render(<Header {...props} />)
fireEvent.click(screen.getByRole('button'))
expect(onClick).toHaveBeenCalledTimes(1)
})
})
})

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import type { YearAndMonthPickerOptionsProps } from '../types'
import { fireEvent, render, screen } from '@testing-library/react'
import Options from './options'
beforeAll(() => {
Element.prototype.scrollIntoView = vi.fn()
})
const createOptionsProps = (overrides: Partial<YearAndMonthPickerOptionsProps> = {}): YearAndMonthPickerOptionsProps => ({
selectedMonth: 5,
selectedYear: 2024,
handleMonthSelect: vi.fn(),
handleYearSelect: vi.fn(),
...overrides,
})
describe('YearAndMonthPicker Options', () => {
beforeEach(() => {
vi.clearAllMocks()
})
describe('Rendering', () => {
it('should render month options', () => {
const props = createOptionsProps()
render(<Options {...props} />)
const monthItems = screen.getAllByText(/months\./)
expect(monthItems).toHaveLength(12)
})
it('should render year options', () => {
const props = createOptionsProps()
render(<Options {...props} />)
const allItems = screen.getAllByRole('listitem')
expect(allItems).toHaveLength(212)
})
})
describe('Interactions', () => {
it('should call handleMonthSelect when a month is clicked', () => {
const handleMonthSelect = vi.fn()
const props = createOptionsProps({ handleMonthSelect })
render(<Options {...props} />)
// The mock returns 'time.months.January' for the first month
fireEvent.click(screen.getByText(/months\.January/))
expect(handleMonthSelect).toHaveBeenCalledWith(0)
})
it('should call handleYearSelect when a year is clicked', () => {
const handleYearSelect = vi.fn()
const props = createOptionsProps({ handleYearSelect })
render(<Options {...props} />)
fireEvent.click(screen.getByText('2024'))
expect(handleYearSelect).toHaveBeenCalledWith(2024)
})
})
describe('Selection', () => {
it('should render selected month in the list', () => {
const props = createOptionsProps({ selectedMonth: 0 })
render(<Options {...props} />)
const monthItems = screen.getAllByText(/months\./)
expect(monthItems.length).toBeGreaterThan(0)
})
it('should render selected year in the list', () => {
const props = createOptionsProps({ selectedYear: 2024 })
render(<Options {...props} />)
expect(screen.getByText('2024')).toBeInTheDocument()
})
})
})