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// @flow
/* eslint-env mocha */
import assert from 'assert'
import endOfWeek from '.'
describe('endOfWeek', function () {
it('returns the date with the time set to 23:59:59:999 and the date set to the last day of a week', function () {
var date = new Date(2014, 8 /* Sep */, 2, 11, 55, 0)
var result = endOfWeek(date)
assert.deepStrictEqual(
result,
new Date(2014, 8 /* Sep */, 6, 23, 59, 59, 999)
)
})
it('allows to specify which day is the first day of the week', function () {
var date = new Date(2014, 8 /* Sep */, 2, 11, 55, 0)
var result = endOfWeek(date, { weekStartsOn: 1 })
assert.deepStrictEqual(
result,
new Date(2014, 8 /* Sep */, 7, 23, 59, 59, 999)
)
})
it('allows to specify which day is the first day of the week in locale', function () {
var date = new Date(2014, 8 /* Sep */, 2, 11, 55, 0)
var result = endOfWeek(date, {
// @ts-expect-error
locale: {
options: { weekStartsOn: 1 },
},
})
assert.deepStrictEqual(
result,
new Date(2014, 8 /* Sep */, 7, 23, 59, 59, 999)
)
})
it('`options.weekStartsOn` overwrites the first day of the week specified in locale', function () {
var date = new Date(2014, 8 /* Sep */, 2, 11, 55, 0)
var result = endOfWeek(date, {
weekStartsOn: 1,
// @ts-expect-error
locale: {
options: { weekStartsOn: 0 },
},
})
assert.deepStrictEqual(
result,
new Date(2014, 8 /* Sep */, 7, 23, 59, 59, 999)
)
})
it('implicitly converts options', function () {
var date = new Date(2014, 8 /* Sep */, 2, 11, 55, 0)
// @ts-expect-error
var result = endOfWeek(date, { weekStartsOn: '1' })
assert.deepStrictEqual(
result,
new Date(2014, 8 /* Sep */, 7, 23, 59, 59, 999)
)
})
it('accepts a timestamp', function () {
var date = new Date(2014, 8 /* Sep */, 2, 11, 55, 0).getTime()
var result = endOfWeek(date)
assert.deepStrictEqual(
result,
new Date(2014, 8 /* Sep */, 6, 23, 59, 59, 999)
)
})
it('does not mutate the original date', function () {
var date = new Date(2014, 8 /* Sep */, 2, 11, 55, 0)
endOfWeek(date)
assert.deepStrictEqual(date, new Date(2014, 8 /* Sep */, 2, 11, 55, 0))
})
describe('edge cases', function () {
describe('when the given day is before the start of a week', function () {
it('it returns the end of a week', function () {
var date = new Date(2014, 9 /* Oct */, 6)
var result = endOfWeek(date, { weekStartsOn: 3 })
assert.deepStrictEqual(
result,
new Date(2014, 9 /* Oct */, 7, 23, 59, 59, 999)
)
})
})
describe('when the given day is the start of a week', function () {
it('it returns the end of a week', function () {
var date = new Date(2014, 9 /* Oct */, 8)
var result = endOfWeek(date, { weekStartsOn: 3 })
assert.deepStrictEqual(
result,
new Date(2014, 9 /* Oct */, 14, 23, 59, 59, 999)
)
})
})
describe('when the given day is after the start of a week', function () {
it('it returns the end of a week', function () {
var date = new Date(2014, 9 /* Oct */, 10)
var result = endOfWeek(date, { weekStartsOn: 3 })
assert.deepStrictEqual(
result,
new Date(2014, 9 /* Oct */, 14, 23, 59, 59, 999)
)
})
})
it('handles the week at the end of a year', function () {
var date = new Date(2014, 11 /* Dec */, 29)
var result = endOfWeek(date, { weekStartsOn: 5 })
assert.deepStrictEqual(
result,
new Date(2015, 0 /* Jan */, 1, 23, 59, 59, 999)
)
})
})
it('returns `Invalid Date` if the given date is invalid', function () {
var result = endOfWeek(new Date(NaN))
assert(result instanceof Date && isNaN(result.getTime()))
})
it('throws `RangeError` if `options.weekStartsOn` is not convertable to 0, 1, ..., 6 or undefined', function () {
// @ts-expect-error
var block = endOfWeek.bind(
null,
new Date(2014, 8 /* Sep */, 2, 11, 55, 0),
// $ExpectedMistake
{ weekStartsOn: NaN }
)
assert.throws(block, RangeError)
})
it('throws TypeError exception if passed less than 1 argument', function () {
// @ts-expect-error
assert.throws(endOfWeek.bind(null), TypeError)
})
})
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