packages/codemode/test/date-test262.test.ts
Rama dev · réplica de lectura del repositorio original.
/*
* Portions adapted from Test262 at revision 250f204f23a9249ff204be2baec29600faae7b75:
* - test/built-ins/Date/prototype/setTime/arg-to-number.js
* - test/built-ins/Date/prototype/setTime/arg-to-number-err.js
* - test/built-ins/Date/prototype/setTime/new-value-time-clip.js
* - test/built-ins/Date/prototype/setMilliseconds/this-value-valid-date.js
* - test/built-ins/Date/prototype/setUTCMilliseconds/this-value-valid-date.js
* - test/built-ins/Date/prototype/setSeconds/this-value-valid-date-sec.js
* - test/built-ins/Date/prototype/setSeconds/this-value-valid-date-ms.js
* - test/built-ins/Date/prototype/setUTCSeconds/this-value-valid-date-sec.js
* - test/built-ins/Date/prototype/setUTCSeconds/this-value-valid-date-ms.js
* - test/built-ins/Date/prototype/setMinutes/this-value-valid-date.js
* - test/built-ins/Date/prototype/setUTCMinutes/this-value-valid-date.js
* - test/built-ins/Date/prototype/setHours/this-value-valid-date-hour.js
* - test/built-ins/Date/prototype/setHours/this-value-valid-date-min.js
* - test/built-ins/Date/prototype/setHours/this-value-valid-date-sec.js
* - test/built-ins/Date/prototype/setHours/this-value-valid-date-ms.js
* - test/built-ins/Date/prototype/setUTCHours/this-value-valid-date-hour.js
* - test/built-ins/Date/prototype/setUTCHours/this-value-valid-date-min.js
* - test/built-ins/Date/prototype/setUTCHours/this-value-valid-date-sec.js
* - test/built-ins/Date/prototype/setUTCHours/this-value-valid-date-ms.js
* - test/built-ins/Date/prototype/setDate/this-value-valid-date.js
* - test/built-ins/Date/prototype/setUTCDate/date-value-read-before-tonumber-when-date-is-valid.js
* - test/built-ins/Date/prototype/setMonth/this-value-valid-date-month.js
* - test/built-ins/Date/prototype/setMonth/this-value-valid-date-date.js
* - test/built-ins/Date/prototype/setUTCMonth/this-value-valid-date-month.js
* - test/built-ins/Date/prototype/setUTCMonth/this-value-valid-date-date.js
* - test/built-ins/Date/prototype/setFullYear/this-value-valid-date-year.js
* - test/built-ins/Date/prototype/setFullYear/this-value-valid-date-month.js
* - test/built-ins/Date/prototype/setFullYear/this-value-valid-date-date.js
* - test/built-ins/Date/prototype/setFullYear/this-value-invalid-date.js
* - test/built-ins/Date/prototype/setFullYear/arg-year-to-number-err.js
* - test/built-ins/Date/prototype/setFullYear/arg-month-to-number-err.js
* - test/built-ins/Date/prototype/setFullYear/arg-date-to-number-err.js
* - test/built-ins/Date/prototype/setUTCFullYear/date-value-read-before-tonumber-when-date-is-invalid.js
* - test/built-ins/Date/prototype/setMonth/arg-coercion-order.js
* - test/language/expressions/addition/S11.6.1_A2.2_T2.js
*
* Copyright (C) 2016 the V8 project authors. All rights reserved.
* Copyright (C) 2021 Kevin Gibbons. All rights reserved.
* Copyright (C) 2024 André Bargull. All rights reserved.
* Copyright 2009 the Sputnik authors. All rights reserved.
* Test262 portions are governed by the BSD license in LICENSE.test262.
*/
import { describe, expect, test } from "bun:test"
import { Effect } from "effect"
import { CodeMode } from "./lib/index.js"
const value = async (code: string) => {
const result = await Effect.runPromise(CodeMode.execute({ code, tools: {} }))
if (!result.ok) throw new Error(`expected success, got ${result.error.kind}: ${result.error.message}`)
return result.value
}
describe("Date setter Test262 parity", () => {
test("UTC setters mutate every supported component and return the new time", async () => {
expect(
await value(`
const create = () => new Date(Date.UTC(2000, 0, 2, 3, 4, 5, 6))
const result = []
let date = create()
result.push([date.setTime(1234) === date.getTime(), date.getTime()])
date = create()
result.push([date.setUTCMilliseconds(10) === date.getTime(), date.getUTCMilliseconds()])
date = create()
result.push([date.setUTCSeconds(10, 11) === date.getTime(), date.getUTCSeconds(), date.getUTCMilliseconds()])
date = create()
result.push([date.setUTCMinutes(10, 11, 12) === date.getTime(), date.getUTCMinutes(), date.getUTCSeconds(), date.getUTCMilliseconds()])
date = create()
result.push([date.setUTCHours(10, 11, 12, 13) === date.getTime(), date.getUTCHours(), date.getUTCMinutes(), date.getUTCSeconds(), date.getUTCMilliseconds()])
date = create()
result.push([date.setUTCDate(10) === date.getTime(), date.getUTCDate()])
date = create()
result.push([date.setUTCMonth(6, 10) === date.getTime(), date.getUTCMonth(), date.getUTCDate()])
date = create()
result.push([date.setUTCFullYear(2020, 6, 10) === date.getTime(), date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate()])
return result
`),
).toEqual([
[true, 1234],
[true, 10],
[true, 10, 11],
[true, 10, 11, 12],
[true, 10, 11, 12, 13],
[true, 10],
[true, 6, 10],
[true, 2020, 6, 10],
])
})
test("local setters mutate every supported component", async () => {
expect(
await value(`
const create = () => new Date(2000, 0, 2, 3, 4, 5, 6)
const result = []
let date = create()
date.setMilliseconds(10)
result.push(date.getMilliseconds())
date = create()
date.setSeconds(10, 11)
result.push([date.getSeconds(), date.getMilliseconds()])
date = create()
date.setMinutes(10, 11, 12)
result.push([date.getMinutes(), date.getSeconds(), date.getMilliseconds()])
date = create()
date.setHours(10, 11, 12, 13)
result.push([date.getHours(), date.getMinutes(), date.getSeconds(), date.getMilliseconds()])
date = create()
date.setDate(10)
result.push(date.getDate())
date = create()
date.setMonth(6, 10)
result.push([date.getMonth(), date.getDate()])
date = create()
date.setFullYear(2020, 6, 10)
result.push([date.getFullYear(), date.getMonth(), date.getDate()])
return result
`),
).toEqual([10, [10, 11], [10, 11, 12], [10, 11, 12, 13], 10, [6, 10], [2020, 6, 10]])
})
test("setter arguments use numeric coercion in source order", async () => {
expect(
await value(`
const calls = []
const date = new Date(0)
const returned = date.setUTCSeconds(
{ valueOf: () => { calls.push("seconds"); return "2" } },
{ valueOf: () => { calls.push("milliseconds"); return true } },
)
const fallback = new Date(0)
fallback.setTime({ valueOf: () => ({}), toString: () => "3" })
return [returned === date.getTime(), date.getUTCSeconds(), date.getUTCMilliseconds(), fallback.getTime(), calls]
`),
).toEqual([true, 2, 1, 3, ["seconds", "milliseconds"]])
})
test("setters snapshot the Date before coercing arguments", async () => {
expect(
await value(`
const date = new Date(Date.UTC(2000, 5, 15, 1, 2, 3, 4))
date.setUTCFullYear({
valueOf: () => {
date.setTime(Date.UTC(2020, 11, 20))
return 2001
},
})
const invalid = new Date(NaN)
invalid.setUTCFullYear({ valueOf: () => { invalid.setTime(0); return 1 } })
const effects = []
const staysInvalid = new Date(NaN)
const result = staysInvalid.setUTCMonth(
{ valueOf: () => { effects.push("month"); return 0 } },
{ valueOf: () => { effects.push("date"); return 1 } },
)
return [
date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(),
invalid.getUTCFullYear(), invalid.getUTCMonth(), invalid.getUTCDate(),
Number.isNaN(result), Number.isNaN(staysInvalid.getTime()), effects,
]
`),
).toEqual([2001, 5, 15, 1, 0, 1, true, true, ["month", "date"]])
})
test("setFullYear recovers an invalid local Date", async () => {
expect(
await value(`
const year = new Date(NaN)
const yearResult = year.setFullYear(2016)
const month = new Date(NaN)
const monthResult = month.setFullYear(2016, 6)
const day = new Date(NaN)
const dayResult = day.setFullYear(2016, 6, 7)
return [
yearResult === year.getTime(), year.getFullYear(), year.getMonth(), year.getDate(),
monthResult === month.getTime(), month.getFullYear(), month.getMonth(), month.getDate(),
dayResult === day.getTime(), day.getFullYear(), day.getMonth(), day.getDate(),
]
`),
).toEqual([true, 2016, 0, 1, true, 2016, 6, 1, true, 2016, 6, 7])
})
test("abrupt argument coercion stops later coercion and preserves the Date", async () => {
expect(
await value(`
const calls = []
const failure = { valueOf: () => { throw new Error("stop") } }
const counter = { valueOf: () => { calls.push("counter"); return 1 } }
const results = []
const time = new Date(0)
try { time.setTime(failure) } catch (error) { results.push(error.message) }
results.push(time.getTime())
const year = new Date(0)
try { year.setFullYear(failure, counter, counter) } catch (error) { results.push(error.message) }
results.push(year.getTime())
const month = new Date(0)
try { month.setFullYear(0, failure, counter) } catch (error) { results.push(error.message) }
results.push(month.getTime())
const day = new Date(0)
try { day.setFullYear(0, 0, failure) } catch (error) { results.push(error.message) }
results.push(day.getTime(), calls)
return results
`),
).toEqual(["stop", 0, "stop", 0, "stop", 0, "stop", 0, []])
})
test("omitted arguments, explicit undefined, extra arguments, and TimeClip match native behavior", async () => {
expect(
await value(`
const calls = []
const omittedOptional = new Date(0)
const explicitUndefined = new Date(0)
const noArgument = new Date(0)
const extra = new Date(0)
const clipped = new Date(0)
const badPrimitive = new Date(0)
let conversionError = ""
try {
badPrimitive.setTime({ valueOf: () => ({}), toString: () => ({}) })
} catch (error) {
conversionError = error.name
}
return [
omittedOptional.setUTCSeconds(1),
Number.isNaN(explicitUndefined.setUTCSeconds(1, undefined)),
Number.isNaN(noArgument.setTime()),
extra.setTime(1, { valueOf: () => { calls.push("extra"); return 2 } }),
calls,
Number.isNaN(clipped.setTime(8.64e15 + 1)),
Number.isNaN(clipped.getTime()),
conversionError,
]
`),
).toEqual([1000, true, true, 1, [], true, true, "TypeError"])
})
})
describe("Date default primitive Test262 parity", () => {
test("addition and loose equality use the Date string primitive", async () => {
expect(
await value(`
const date = new Date(0)
const text = String(date)
return [
date + date === text + text,
date + 0 === text + "0",
date + true === text + "true",
date == text,
text == date,
date == Number(date),
Number(date) == date,
date != Number(date),
date == date,
date == new Date(0),
date == null,
]
`),
).toEqual([true, true, true, true, true, false, false, true, true, false, false])
})
})