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opencode/packages/codemode/test/string-core-test262.test.ts

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/*
* Portions adapted from Test262 at revision 250f204f23a9249ff204be2baec29600faae7b75:
* - test/built-ins/String/prototype/toLowerCase/S15.5.4.16_A2_T1.js
* - test/built-ins/String/prototype/toLowerCase/special_casing.js
* - test/built-ins/String/prototype/toLowerCase/special_casing_conditional.js
* - test/built-ins/String/prototype/toLowerCase/Final_Sigma_U180E.js
* - test/built-ins/String/prototype/toLowerCase/supplementary_plane.js
* - test/built-ins/String/prototype/toUpperCase/S15.5.4.18_A2_T1.js
* - test/built-ins/String/prototype/toUpperCase/special_casing.js
* - test/built-ins/String/prototype/toUpperCase/supplementary_plane.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-1.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-2.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-3.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-4.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-5.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-6.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-7.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-8.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-9.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-10.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-11.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-12.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-13.js
* - test/built-ins/String/prototype/trim/15.5.4.20-3-14.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-1.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-2.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-3.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-4.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-5.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-6.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-8.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-10.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-11.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-12.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-13.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-14.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-16.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-18.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-19.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-20.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-21.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-22.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-24.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-27.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-28.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-29.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-30.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-32.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-34.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-35.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-36.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-37.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-38.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-39.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-40.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-41.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-42.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-43.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-44.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-45.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-46.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-47.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-48.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-49.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-50.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-51.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-52.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-53.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-54.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-55.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-56.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-57.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-58.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-59.js
* - test/built-ins/String/prototype/trim/15.5.4.20-4-60.js
* - test/built-ins/String/prototype/trim/u180e.js
* - test/built-ins/String/prototype/trimStart/this-value-whitespace.js
* - test/built-ins/String/prototype/trimStart/this-value-line-terminator.js
* - test/built-ins/String/prototype/trimEnd/this-value-whitespace.js
* - test/built-ins/String/prototype/trimEnd/this-value-line-terminator.js
* - test/built-ins/String/prototype/repeat/repeat-string-n-times.js
* - test/built-ins/String/prototype/repeat/empty-string-returns-empty.js
* - test/built-ins/String/prototype/repeat/count-is-zero-returns-empty-string.js
* - test/built-ins/String/prototype/repeat/count-coerced-to-zero-returns-empty-string.js
* - test/built-ins/String/prototype/padStart/fill-string-empty.js
* - test/built-ins/String/prototype/padStart/normal-operation.js
* - test/built-ins/String/prototype/padStart/fill-string-omitted.js
* - test/built-ins/String/prototype/padStart/max-length-not-greater-than-string.js
* - test/built-ins/String/prototype/padEnd/fill-string-empty.js
* - test/built-ins/String/prototype/padEnd/normal-operation.js
* - test/built-ins/String/prototype/padEnd/fill-string-omitted.js
* - test/built-ins/String/prototype/padEnd/max-length-not-greater-than-string.js
* - test/built-ins/String/prototype/charAt/S15.5.4.4_A1_T4.js
* - test/built-ins/String/prototype/charAt/S15.5.4.4_A1_T7.js
* - test/built-ins/String/prototype/charAt/S15.5.4.4_A1_T8.js
* - test/built-ins/String/prototype/charAt/S15.5.4.4_A4_T1.js
* - test/built-ins/String/prototype/charAt/S15.5.4.4_A4_T2.js
* - test/built-ins/String/prototype/charAt/S15.5.4.4_A4_T3.js
* - test/built-ins/String/prototype/charAt/S9.4_A1.js
* - test/built-ins/String/prototype/charAt/S9.4_A2.js
* - test/built-ins/String/prototype/charAt/pos-rounding.js
* - test/built-ins/String/prototype/charCodeAt/S15.5.4.5_A1_T4.js
* - test/built-ins/String/prototype/charCodeAt/S15.5.4.5_A1_T7.js
* - test/built-ins/String/prototype/charCodeAt/S15.5.4.5_A1_T8.js
* - test/built-ins/String/prototype/charCodeAt/pos-rounding.js
* - test/built-ins/String/prototype/codePointAt/return-single-code-unit.js
* - test/built-ins/String/prototype/codePointAt/return-first-code-unit.js
* - test/built-ins/String/prototype/codePointAt/return-utf16-decode.js
* - test/built-ins/String/prototype/codePointAt/return-code-unit-coerced-position.js
* - test/built-ins/String/prototype/codePointAt/returns-undefined-on-position-less-than-zero.js
* - test/built-ins/String/prototype/codePointAt/returns-undefined-on-position-equal-or-more-than-size.js
* - test/built-ins/String/prototype/at/returns-code-unit.js
* - test/built-ins/String/prototype/at/returns-item.js
* - test/built-ins/String/prototype/at/returns-item-relative-index.js
* - test/built-ins/String/prototype/at/returns-undefined-for-out-of-range-index.js
* - test/built-ins/String/prototype/at/index-non-numeric-argument-tointeger.js
* - test/built-ins/String/prototype/concat/S15.5.4.6_A1_T4.js
* - test/built-ins/String/prototype/toString/string-primitive.js
* - test/built-ins/String/prototype/normalize/return-normalized-string.js
* - test/built-ins/String/prototype/normalize/return-normalized-string-using-default-parameter.js
* - test/built-ins/String/prototype/normalize/form-is-not-valid-throws.js
* - test/built-ins/String/prototype/localeCompare/15.5.4.9_CE.js
* - test/built-ins/String/fromCharCode/S15.5.3.2_A2.js
* - test/built-ins/String/fromCharCode/S15.5.3.2_A3_T1.js
* - test/built-ins/String/fromCharCode/S9.7_A1.js
* - test/built-ins/String/fromCharCode/S9.7_A2.1.js
* - test/built-ins/String/fromCharCode/S9.7_A2.2.js
* - test/built-ins/String/fromCharCode/S9.7_A3.2_T1.js
* - test/built-ins/String/fromCodePoint/arguments-is-empty.js
* - test/built-ins/String/fromCodePoint/return-string-value.js
* - test/built-ins/String/fromCodePoint/argument-is-not-integer.js
* - test/built-ins/String/fromCodePoint/number-is-out-of-range.js
*
* Copyright 2009 the Sputnik authors. All rights reserved.
* Copyright (C) 2009 the Sputnik authors. All rights reserved.
* Copyright (c) 2012 Ecma International. All rights reserved.
* Copyright 2012 Norbert Lindenberg. All rights reserved.
* Copyright 2012 Mozilla Corporation. All rights reserved.
* Copyright 2013 Microsoft Corporation. All rights reserved.
* Copyright (C) 2015 the V8 project authors. All rights reserved.
* Copyright (C) 2015 André Bargull. All rights reserved.
* Copyright (C) 2016 the V8 project authors. All rights reserved.
* Copyright (C) 2016 André Bargull. All rights reserved.
* Copyright (C) 2016 Jordan Harband. All rights reserved.
* Copyright (C) 2016 Mathias Bynens. All rights reserved.
* Copyright (c) 2017 Valerie Young. All rights reserved.
* Copyright (C) 2017 Valerie Young. All rights reserved.
* Copyright (C) 2020 Rick Waldron. All rights reserved.
* Copyright (C) 2022 Richard Gibson. 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 "../src/index.js"
type Argument = string | number | undefined
type Outcome = "undefined" | "length" | "RangeError"
type Assertion = {
label: string
input?: string
args?: ReadonlyArray<Argument>
expected?: string | number
outcome?: Outcome
}
type Vector = {
path: string
method: string
static?: boolean
assertions: ReadonlyArray<Assertion>
}
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
}
const literal = (input: Argument) => {
if (input === undefined) return "undefined"
if (typeof input === "string") return JSON.stringify(input)
if (Number.isNaN(input)) return "NaN"
if (input === Infinity) return "Infinity"
if (input === -Infinity) return "-Infinity"
if (Object.is(input, -0)) return "-0"
return JSON.stringify(input)
}
const vectors: Array<Vector> = []
const add = (path: string, method: string, assertions: ReadonlyArray<Assertion>, staticMethod = false) => {
vectors.push({ path, method, assertions, static: staticMethod })
}
const assertion = (label: string, input: string, expected: string | number, args: ReadonlyArray<Argument> = []) => ({
label,
input,
args,
expected,
})
add("test/built-ins/String/prototype/toLowerCase/S15.5.4.16_A2_T1.js", "toLowerCase", [
assertion("#1 direct value", "Hello, WoRlD!", "hello, world!"),
assertion("#2 String value", "Hello, WoRlD!", "hello, world!"),
])
add("test/built-ins/String/prototype/toLowerCase/special_casing.js", "toLowerCase", [
assertion(
"103 SpecialCasing mappings",
"\u00DF\u0130\uFB00\uFB01\uFB02\uFB03\uFB04\uFB05\uFB06\u0587\uFB13\uFB14\uFB15\uFB16\uFB17\u0149\u0390\u03B0\u01F0\u1E96\u1E97\u1E98\u1E99\u1E9A\u1F50\u1F52\u1F54\u1F56\u1FB6\u1FC6\u1FD2\u1FD3\u1FD6\u1FD7\u1FE2\u1FE3\u1FE4\u1FE6\u1FE7\u1FF6\u1F80\u1F81\u1F82\u1F83\u1F84\u1F85\u1F86\u1F87\u1F88\u1F89\u1F8A\u1F8B\u1F8C\u1F8D\u1F8E\u1F8F\u1F90\u1F91\u1F92\u1F93\u1F94\u1F95\u1F96\u1F97\u1F98\u1F99\u1F9A\u1F9B\u1F9C\u1F9D\u1F9E\u1F9F\u1FA0\u1FA1\u1FA2\u1FA3\u1FA4\u1FA5\u1FA6\u1FA7\u1FA8\u1FA9\u1FAA\u1FAB\u1FAC\u1FAD\u1FAE\u1FAF\u1FB3\u1FBC\u1FC3\u1FCC\u1FF3\u1FFC\u1FB2\u1FB4\u1FC2\u1FC4\u1FF2\u1FF4\u1FB7\u1FC7\u1FF7",
"\u00DF\u0069\u0307\uFB00\uFB01\uFB02\uFB03\uFB04\uFB05\uFB06\u0587\uFB13\uFB14\uFB15\uFB16\uFB17\u0149\u0390\u03B0\u01F0\u1E96\u1E97\u1E98\u1E99\u1E9A\u1F50\u1F52\u1F54\u1F56\u1FB6\u1FC6\u1FD2\u1FD3\u1FD6\u1FD7\u1FE2\u1FE3\u1FE4\u1FE6\u1FE7\u1FF6\u1F80\u1F81\u1F82\u1F83\u1F84\u1F85\u1F86\u1F87\u1F80\u1F81\u1F82\u1F83\u1F84\u1F85\u1F86\u1F87\u1F90\u1F91\u1F92\u1F93\u1F94\u1F95\u1F96\u1F97\u1F90\u1F91\u1F92\u1F93\u1F94\u1F95\u1F96\u1F97\u1FA0\u1FA1\u1FA2\u1FA3\u1FA4\u1FA5\u1FA6\u1FA7\u1FA0\u1FA1\u1FA2\u1FA3\u1FA4\u1FA5\u1FA6\u1FA7\u1FB3\u1FB3\u1FC3\u1FC3\u1FF3\u1FF3\u1FB2\u1FB4\u1FC2\u1FC4\u1FF2\u1FF4\u1FB7\u1FC7\u1FF7",
),
])
add("test/built-ins/String/prototype/toLowerCase/special_casing_conditional.js", "toLowerCase", [
assertion("single sigma", "\u03A3", "\u03C3"),
assertion("preceded by cased", "A\u03A3", "a\u03C2"),
assertion("preceded by supplementary cased", "\uD835\uDCA2\u03A3", "\uD835\uDCA2\u03C2"),
assertion("preceded by full stop", "A.\u03A3", "a.\u03C2"),
assertion("preceded by soft hyphen", "A\u00AD\u03A3", "a\u00AD\u03C2"),
assertion("preceded by combining mark", "A\uD834\uDE42\u03A3", "a\uD834\uDE42\u03C2"),
assertion("preceded by uncased combining mark", "\u0345\u03A3", "\u0345\u03C3"),
assertion("preceded by cased and combining mark", "\u0391\u0345\u03A3", "\u03B1\u0345\u03C2"),
assertion("followed by cased", "A\u03A3B", "a\u03C3b"),
assertion("followed by supplementary cased", "A\u03A3\uD835\uDCA2", "a\u03C3\uD835\uDCA2"),
assertion("followed by full stop and cased", "A\u03A3.b", "a\u03C3.b"),
assertion("followed by soft hyphen and cased", "A\u03A3\u00ADB", "a\u03C3\u00ADb"),
assertion("followed by combining mark and cased", "A\u03A3\uD834\uDE42B", "a\u03C3\uD834\uDE42b"),
assertion("followed by uncased combining mark", "A\u03A3\u0345", "a\u03C2\u0345"),
assertion("followed by combining mark and cased Greek", "A\u03A3\u0345\u0391", "a\u03C3\u0345\u03B1"),
])
add("test/built-ins/String/prototype/toLowerCase/Final_Sigma_U180E.js", "toLowerCase", [
assertion("preceded by U+180E", "A\u180E\u03A3", "a\u180E\u03C2"),
assertion("preceded by U+180E and followed by cased", "A\u180E\u03A3B", "a\u180E\u03C3b"),
assertion("followed by U+180E", "A\u03A3\u180E", "a\u03C2\u180E"),
assertion("followed by U+180E and cased", "A\u03A3\u180EB", "a\u03C3\u180Eb"),
assertion("surrounded by U+180E", "A\u180E\u03A3\u180E", "a\u180E\u03C2\u180E"),
assertion("surrounded by U+180E and followed by cased", "A\u180E\u03A3\u180EB", "a\u180E\u03C3\u180Eb"),
])
add("test/built-ins/String/prototype/toLowerCase/supplementary_plane.js", "toLowerCase", [
assertion(
"40 Deseret mappings",
"\uD801\uDC00\uD801\uDC01\uD801\uDC02\uD801\uDC03\uD801\uDC04\uD801\uDC05\uD801\uDC06\uD801\uDC07\uD801\uDC08\uD801\uDC09\uD801\uDC0A\uD801\uDC0B\uD801\uDC0C\uD801\uDC0D\uD801\uDC0E\uD801\uDC0F\uD801\uDC10\uD801\uDC11\uD801\uDC12\uD801\uDC13\uD801\uDC14\uD801\uDC15\uD801\uDC16\uD801\uDC17\uD801\uDC18\uD801\uDC19\uD801\uDC1A\uD801\uDC1B\uD801\uDC1C\uD801\uDC1D\uD801\uDC1E\uD801\uDC1F\uD801\uDC20\uD801\uDC21\uD801\uDC22\uD801\uDC23\uD801\uDC24\uD801\uDC25\uD801\uDC26\uD801\uDC27",
"\uD801\uDC28\uD801\uDC29\uD801\uDC2A\uD801\uDC2B\uD801\uDC2C\uD801\uDC2D\uD801\uDC2E\uD801\uDC2F\uD801\uDC30\uD801\uDC31\uD801\uDC32\uD801\uDC33\uD801\uDC34\uD801\uDC35\uD801\uDC36\uD801\uDC37\uD801\uDC38\uD801\uDC39\uD801\uDC3A\uD801\uDC3B\uD801\uDC3C\uD801\uDC3D\uD801\uDC3E\uD801\uDC3F\uD801\uDC40\uD801\uDC41\uD801\uDC42\uD801\uDC43\uD801\uDC44\uD801\uDC45\uD801\uDC46\uD801\uDC47\uD801\uDC48\uD801\uDC49\uD801\uDC4A\uD801\uDC4B\uD801\uDC4C\uD801\uDC4D\uD801\uDC4E\uD801\uDC4F",
),
])
add("test/built-ins/String/prototype/toUpperCase/S15.5.4.18_A2_T1.js", "toUpperCase", [
assertion("#1 direct value", "Hello, WoRlD!", "HELLO, WORLD!"),
assertion("#2 String value", "Hello, WoRlD!", "HELLO, WORLD!"),
])
add("test/built-ins/String/prototype/toUpperCase/special_casing.js", "toUpperCase", [
assertion(
"103 SpecialCasing mappings",
"\u00DF\u0130\uFB00\uFB01\uFB02\uFB03\uFB04\uFB05\uFB06\u0587\uFB13\uFB14\uFB15\uFB16\uFB17\u0149\u0390\u03B0\u01F0\u1E96\u1E97\u1E98\u1E99\u1E9A\u1F50\u1F52\u1F54\u1F56\u1FB6\u1FC6\u1FD2\u1FD3\u1FD6\u1FD7\u1FE2\u1FE3\u1FE4\u1FE6\u1FE7\u1FF6\u1F80\u1F81\u1F82\u1F83\u1F84\u1F85\u1F86\u1F87\u1F88\u1F89\u1F8A\u1F8B\u1F8C\u1F8D\u1F8E\u1F8F\u1F90\u1F91\u1F92\u1F93\u1F94\u1F95\u1F96\u1F97\u1F98\u1F99\u1F9A\u1F9B\u1F9C\u1F9D\u1F9E\u1F9F\u1FA0\u1FA1\u1FA2\u1FA3\u1FA4\u1FA5\u1FA6\u1FA7\u1FA8\u1FA9\u1FAA\u1FAB\u1FAC\u1FAD\u1FAE\u1FAF\u1FB3\u1FBC\u1FC3\u1FCC\u1FF3\u1FFC\u1FB2\u1FB4\u1FC2\u1FC4\u1FF2\u1FF4\u1FB7\u1FC7\u1FF7",
"\u0053\u0053\u0130\u0046\u0046\u0046\u0049\u0046\u004C\u0046\u0046\u0049\u0046\u0046\u004C\u0053\u0054\u0053\u0054\u0535\u0552\u0544\u0546\u0544\u0535\u0544\u053B\u054E\u0546\u0544\u053D\u02BC\u004E\u0399\u0308\u0301\u03A5\u0308\u0301\u004A\u030C\u0048\u0331\u0054\u0308\u0057\u030A\u0059\u030A\u0041\u02BE\u03A5\u0313\u03A5\u0313\u0300\u03A5\u0313\u0301\u03A5\u0313\u0342\u0391\u0342\u0397\u0342\u0399\u0308\u0300\u0399\u0308\u0301\u0399\u0342\u0399\u0308\u0342\u03A5\u0308\u0300\u03A5\u0308\u0301\u03A1\u0313\u03A5\u0342\u03A5\u0308\u0342\u03A9\u0342\u1F08\u0399\u1F09\u0399\u1F0A\u0399\u1F0B\u0399\u1F0C\u0399\u1F0D\u0399\u1F0E\u0399\u1F0F\u0399\u1F08\u0399\u1F09\u0399\u1F0A\u0399\u1F0B\u0399\u1F0C\u0399\u1F0D\u0399\u1F0E\u0399\u1F0F\u0399\u1F28\u0399\u1F29\u0399\u1F2A\u0399\u1F2B\u0399\u1F2C\u0399\u1F2D\u0399\u1F2E\u0399\u1F2F\u0399\u1F28\u0399\u1F29\u0399\u1F2A\u0399\u1F2B\u0399\u1F2C\u0399\u1F2D\u0399\u1F2E\u0399\u1F2F\u0399\u1F68\u0399\u1F69\u0399\u1F6A\u0399\u1F6B\u0399\u1F6C\u0399\u1F6D\u0399\u1F6E\u0399\u1F6F\u0399\u1F68\u0399\u1F69\u0399\u1F6A\u0399\u1F6B\u0399\u1F6C\u0399\u1F6D\u0399\u1F6E\u0399\u1F6F\u0399\u0391\u0399\u0391\u0399\u0397\u0399\u0397\u0399\u03A9\u0399\u03A9\u0399\u1FBA\u0399\u0386\u0399\u1FCA\u0399\u0389\u0399\u1FFA\u0399\u038F\u0399\u0391\u0342\u0399\u0397\u0342\u0399\u03A9\u0342\u0399",
),
])
add("test/built-ins/String/prototype/toUpperCase/supplementary_plane.js", "toUpperCase", [
assertion(
"40 Deseret mappings",
"\uD801\uDC28\uD801\uDC29\uD801\uDC2A\uD801\uDC2B\uD801\uDC2C\uD801\uDC2D\uD801\uDC2E\uD801\uDC2F\uD801\uDC30\uD801\uDC31\uD801\uDC32\uD801\uDC33\uD801\uDC34\uD801\uDC35\uD801\uDC36\uD801\uDC37\uD801\uDC38\uD801\uDC39\uD801\uDC3A\uD801\uDC3B\uD801\uDC3C\uD801\uDC3D\uD801\uDC3E\uD801\uDC3F\uD801\uDC40\uD801\uDC41\uD801\uDC42\uD801\uDC43\uD801\uDC44\uD801\uDC45\uD801\uDC46\uD801\uDC47\uD801\uDC48\uD801\uDC49\uD801\uDC4A\uD801\uDC4B\uD801\uDC4C\uD801\uDC4D\uD801\uDC4E\uD801\uDC4F",
"\uD801\uDC00\uD801\uDC01\uD801\uDC02\uD801\uDC03\uD801\uDC04\uD801\uDC05\uD801\uDC06\uD801\uDC07\uD801\uDC08\uD801\uDC09\uD801\uDC0A\uD801\uDC0B\uD801\uDC0C\uD801\uDC0D\uD801\uDC0E\uD801\uDC0F\uD801\uDC10\uD801\uDC11\uD801\uDC12\uD801\uDC13\uD801\uDC14\uD801\uDC15\uD801\uDC16\uD801\uDC17\uD801\uDC18\uD801\uDC19\uD801\uDC1A\uD801\uDC1B\uD801\uDC1C\uD801\uDC1D\uD801\uDC1E\uD801\uDC1F\uD801\uDC20\uD801\uDC21\uD801\uDC22\uD801\uDC23\uD801\uDC24\uD801\uDC25\uD801\uDC26\uD801\uDC27",
),
])
const whitespace = "\u0009\u000A\u000B\u000C\u000D\u0020\u00A0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u2028\u2029\u202F\u205F\u3000\uFEFF"
const lineTerminators = "\u000A\u000D\u2028\u2029"
const trim = (file: string, input: string, expected: string) =>
add(`test/built-ins/String/prototype/trim/${file}`, "trim", [assertion("upstream assertion", input, expected)])
trim("15.5.4.20-3-1.js", lineTerminators, "")
trim("15.5.4.20-3-2.js", whitespace, "")
trim("15.5.4.20-3-3.js", whitespace + lineTerminators, "")
trim("15.5.4.20-3-4.js", whitespace + lineTerminators + "abc", "abc")
trim("15.5.4.20-3-5.js", "abc" + whitespace + lineTerminators, "abc")
trim("15.5.4.20-3-6.js", whitespace + lineTerminators + "abc" + whitespace + lineTerminators, "abc")
trim("15.5.4.20-3-7.js", "ab" + whitespace + lineTerminators + "cd", "ab" + whitespace + lineTerminators + "cd")
trim("15.5.4.20-3-8.js", "\0\u0000", "\0\u0000")
trim("15.5.4.20-3-9.js", "\0", "\0")
trim("15.5.4.20-3-10.js", "\u0000", "\u0000")
trim("15.5.4.20-3-11.js", "\0\u0000abc", "\0\u0000abc")
trim("15.5.4.20-3-12.js", "abc\0\u0000", "abc\0\u0000")
trim("15.5.4.20-3-13.js", "\0\u0000abc\0\u0000", "\0\u0000abc\0\u0000")
trim("15.5.4.20-3-14.js", "a\0\u0000bc", "a\0\u0000bc")
trim("15.5.4.20-4-1.js", "\u0009a bc \u0009", "a bc")
trim("15.5.4.20-4-2.js", " \u0009abc \u0009", "abc")
trim("15.5.4.20-4-3.js", "\u0009abc", "abc")
trim("15.5.4.20-4-4.js", "\u000Babc", "abc")
trim("15.5.4.20-4-5.js", "\u000Cabc", "abc")
trim("15.5.4.20-4-6.js", "\u0020abc", "abc")
trim("15.5.4.20-4-8.js", "\u00A0abc", "abc")
trim("15.5.4.20-4-10.js", "\uFEFFabc", "abc")
trim("15.5.4.20-4-11.js", "abc\u0009", "abc")
trim("15.5.4.20-4-12.js", "abc\u000B", "abc")
trim("15.5.4.20-4-13.js", "abc\u000C", "abc")
trim("15.5.4.20-4-14.js", "abc\u0020", "abc")
trim("15.5.4.20-4-16.js", "abc\u00A0", "abc")
trim("15.5.4.20-4-18.js", "abc\uFEFF", "abc")
trim("15.5.4.20-4-19.js", "\u0009abc\u0009", "abc")
trim("15.5.4.20-4-20.js", "\u000Babc\u000B", "abc")
trim("15.5.4.20-4-21.js", "\u000Cabc\u000C", "abc")
trim("15.5.4.20-4-22.js", "\u0020abc\u0020", "abc")
trim("15.5.4.20-4-24.js", "\u00A0abc\u00A0", "abc")
trim("15.5.4.20-4-27.js", "\u0009\u0009", "")
trim("15.5.4.20-4-28.js", "\u000B\u000B", "")
trim("15.5.4.20-4-29.js", "\u000C\u000C", "")
trim("15.5.4.20-4-30.js", "\u0020\u0020", "")
trim("15.5.4.20-4-32.js", "\u00A0\u00A0", "")
trim("15.5.4.20-4-34.js", "\uFEFF\uFEFF", "")
trim("15.5.4.20-4-35.js", "ab\u0009c", "ab\u0009c")
trim("15.5.4.20-4-36.js", "ab\u000Bc", "ab\u000Bc")
trim("15.5.4.20-4-37.js", "ab\u000Cc", "ab\u000Cc")
trim("15.5.4.20-4-38.js", "ab\u0020c", "ab\u0020c")
trim("15.5.4.20-4-39.js", "ab\u0085c", "ab\u0085c")
trim("15.5.4.20-4-40.js", "ab\u00A0c", "ab\u00A0c")
trim("15.5.4.20-4-41.js", "ab\u200Bc", "ab\u200Bc")
trim("15.5.4.20-4-42.js", "ab\uFEFFc", "ab\uFEFFc")
trim("15.5.4.20-4-43.js", "\u000Aabc", "abc")
trim("15.5.4.20-4-44.js", "\u000Dabc", "abc")
trim("15.5.4.20-4-45.js", "\u2028abc", "abc")
trim("15.5.4.20-4-46.js", "\u2029abc", "abc")
trim("15.5.4.20-4-47.js", "abc\u000A", "abc")
trim("15.5.4.20-4-48.js", "abc\u000D", "abc")
trim("15.5.4.20-4-49.js", "abc\u2028", "abc")
trim("15.5.4.20-4-50.js", "abc\u2029", "abc")
trim("15.5.4.20-4-51.js", "\u000Aabc\u000A", "abc")
trim("15.5.4.20-4-52.js", "\u000Dabc\u000D", "abc")
trim("15.5.4.20-4-53.js", "\u2028abc\u2028", "abc")
trim("15.5.4.20-4-54.js", "\u2029abc\u2029", "abc")
trim("15.5.4.20-4-55.js", "\u000A\u000A", "")
trim("15.5.4.20-4-56.js", "\u000D\u000D", "")
trim("15.5.4.20-4-57.js", "\u2028\u2028", "")
trim("15.5.4.20-4-58.js", "\u2029\u2029", "")
trim("15.5.4.20-4-59.js", "\u2029 abc", "abc")
trim("15.5.4.20-4-60.js", " ", "")
add("test/built-ins/String/prototype/trim/u180e.js", "trim", [
assertion("trailing U+180E", "_\u180E", "_\u180E"),
assertion("only U+180E", "\u180E", "\u180E"),
assertion("leading U+180E", "\u180E_", "\u180E_"),
])
const directionalWhitespace = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF"
add("test/built-ins/String/prototype/trimStart/this-value-whitespace.js", "trimStart", [
assertion("all whitespace", directionalWhitespace + "a" + directionalWhitespace + "b" + directionalWhitespace, "a" + directionalWhitespace + "b" + directionalWhitespace),
])
add("test/built-ins/String/prototype/trimStart/this-value-line-terminator.js", "trimStart", [
assertion("all line terminators", lineTerminators + "a" + lineTerminators + "b" + lineTerminators, "a" + lineTerminators + "b" + lineTerminators),
])
add("test/built-ins/String/prototype/trimEnd/this-value-whitespace.js", "trimEnd", [
assertion("all whitespace", directionalWhitespace + "a" + directionalWhitespace + "b" + directionalWhitespace, directionalWhitespace + "a" + directionalWhitespace + "b"),
])
add("test/built-ins/String/prototype/trimEnd/this-value-line-terminator.js", "trimEnd", [
assertion("all line terminators", lineTerminators + "a" + lineTerminators + "b" + lineTerminators, lineTerminators + "a" + lineTerminators + "b"),
])
add("test/built-ins/String/prototype/repeat/repeat-string-n-times.js", "repeat", [
assertion("repeat once", "abc", "abc", [1]),
assertion("repeat three times", "abc", "abcabcabc", [3]),
{ label: "repeat 10000 times length", input: ".", args: [10000], expected: 10000, outcome: "length" },
])
add("test/built-ins/String/prototype/repeat/empty-string-returns-empty.js", "repeat", [
assertion("count 1", "", "", [1]),
assertion("count 3", "", "", [3]),
assertion("maximum 32-bit count", "", "", [0xffffffff]),
])
add("test/built-ins/String/prototype/repeat/count-is-zero-returns-empty-string.js", "repeat", [
assertion("zero", "foo", "", [0]),
])
add("test/built-ins/String/prototype/repeat/count-coerced-to-zero-returns-empty-string.js", "repeat", [
assertion("fraction truncates to zero", "abc", "", [0.9]),
])
add("test/built-ins/String/prototype/padStart/fill-string-empty.js", "padStart", [assertion("empty fill", "abc", "abc", [5, ""])])
add("test/built-ins/String/prototype/padStart/normal-operation.js", "padStart", [
assertion("truncated multi-character fill", "abc", "defdabc", [7, "def"]),
assertion("single-character fill", "abc", "**abc", [5, "*"]),
assertion("truncated surrogate pair", "abc", "\uD83D\uDCA9\uD83Dabc", [6, "\uD83D\uDCA9"]),
])
add("test/built-ins/String/prototype/padStart/fill-string-omitted.js", "padStart", [
assertion("omitted fill", "abc", " abc", [5]),
assertion("undefined fill", "abc", " abc", [5, undefined]),
])
add("test/built-ins/String/prototype/padStart/max-length-not-greater-than-string.js", "padStart", [
assertion("NaN", "abc", "abc", [NaN, "def"]),
assertion("negative infinity", "abc", "abc", [-Infinity, "def"]),
assertion("zero", "abc", "abc", [0, "def"]),
assertion("negative one", "abc", "abc", [-1, "def"]),
assertion("equal length", "abc", "abc", [3, "def"]),
assertion("fraction truncates", "abc", "abc", [3.9999, "def"]),
])
add("test/built-ins/String/prototype/padEnd/fill-string-empty.js", "padEnd", [assertion("empty fill", "abc", "abc", [5, ""])])
add("test/built-ins/String/prototype/padEnd/normal-operation.js", "padEnd", [
assertion("truncated multi-character fill", "abc", "abcdefd", [7, "def"]),
assertion("single-character fill", "abc", "abc**", [5, "*"]),
assertion("truncated surrogate pair", "abc", "abc\uD83D\uDCA9\uD83D", [6, "\uD83D\uDCA9"]),
])
add("test/built-ins/String/prototype/padEnd/fill-string-omitted.js", "padEnd", [
assertion("omitted fill", "abc", "abc ", [5]),
assertion("undefined fill", "abc", "abc ", [5, undefined]),
])
add("test/built-ins/String/prototype/padEnd/max-length-not-greater-than-string.js", "padEnd", [
assertion("NaN", "abc", "abc", [NaN, "def"]),
assertion("negative infinity", "abc", "abc", [-Infinity, "def"]),
assertion("zero", "abc", "abc", [0, "def"]),
assertion("negative one", "abc", "abc", [-1, "def"]),
assertion("equal length", "abc", "abc", [3, "def"]),
assertion("fraction truncates", "abc", "abc", [3.9999, "def"]),
])
add("test/built-ins/String/prototype/charAt/S15.5.4.4_A1_T4.js", "charAt", [assertion("omitted position", "lego", "l")])
add("test/built-ins/String/prototype/charAt/S15.5.4.4_A1_T7.js", "charAt", [assertion("undefined position", "lego", "l", [undefined])])
add("test/built-ins/String/prototype/charAt/S15.5.4.4_A1_T8.js", "charAt", [assertion("undefined position", "42", "4", [undefined])])
add("test/built-ins/String/prototype/charAt/S15.5.4.4_A4_T1.js", "charAt", ["A", "B", "C", "A", "B", "C"].map((expected, position) => assertion(`position ${position}`, "ABCABC", expected, [position])))
add("test/built-ins/String/prototype/charAt/S15.5.4.4_A4_T2.js", "charAt", [-2, -1].map((position) => assertion(`position ${position}`, "ABCABC", "", [position])))
add("test/built-ins/String/prototype/charAt/S15.5.4.4_A4_T3.js", "charAt", [6, 7].map((position) => assertion(`position ${position}`, "ABCABC", "", [position])))
add("test/built-ins/String/prototype/charAt/S9.4_A1.js", "charAt", [assertion("NaN position", "abc", "a", [NaN])])
add("test/built-ins/String/prototype/charAt/S9.4_A2.js", "charAt", [
assertion("positive zero", "abc", "a", [0]),
assertion("negative zero", "abc", "a", [-0]),
])
add("test/built-ins/String/prototype/charAt/pos-rounding.js", "charAt", [
assertion("-0.99999", "abc", "a", [-0.99999]),
assertion("-0.00001", "abc", "a", [-0.00001]),
assertion("0.00001", "abc", "a", [0.00001]),
assertion("0.99999", "abc", "a", [0.99999]),
assertion("1.00001", "abc", "b", [1.00001]),
assertion("1.99999", "abc", "b", [1.99999]),
])
add("test/built-ins/String/prototype/charCodeAt/S15.5.4.5_A1_T4.js", "charCodeAt", [assertion("omitted position", "smart", 0x73)])
add("test/built-ins/String/prototype/charCodeAt/S15.5.4.5_A1_T7.js", "charCodeAt", [assertion("undefined position", "lego", 0x6c, [undefined])])
add("test/built-ins/String/prototype/charCodeAt/S15.5.4.5_A1_T8.js", "charCodeAt", [assertion("undefined position", "42", 0x34, [undefined])])
add("test/built-ins/String/prototype/charCodeAt/pos-rounding.js", "charCodeAt", [
assertion("-0.99999", "abc", 0x61, [-0.99999]),
assertion("-0.00001", "abc", 0x61, [-0.00001]),
assertion("0.00001", "abc", 0x61, [0.00001]),
assertion("0.99999", "abc", 0x61, [0.99999]),
assertion("1.00001", "abc", 0x62, [1.00001]),
assertion("1.99999", "abc", 0x62, [1.99999]),
])
add("test/built-ins/String/prototype/codePointAt/return-single-code-unit.js", "codePointAt", [
assertion("a", "abc", 97, [0]), assertion("b", "abc", 98, [1]), assertion("c", "abc", 99, [2]),
assertion("ordinary BMP", "\uAAAA\uBBBB", 0xaaaa, [0]), assertion("before high-surrogate range", "\uD7FF\uAAAA", 0xd7ff, [0]),
assertion("low surrogate", "\uDC00\uAAAA", 0xdc00, [0]), assertion("trailing D800", "123\uD800", 0xd800, [3]),
assertion("trailing DAAA", "123\uDAAA", 0xdaaa, [3]), assertion("trailing DBFF", "123\uDBFF", 0xdbff, [3]),
])
add("test/built-ins/String/prototype/codePointAt/return-first-code-unit.js", "codePointAt", [
assertion("D800 before DBFF", "\uD800\uDBFF", 0xd800, [0]), assertion("D800 before E000", "\uD800\uE000", 0xd800, [0]),
assertion("DAAA before DBFF", "\uDAAA\uDBFF", 0xdaaa, [0]), assertion("DAAA before E000", "\uDAAA\uE000", 0xdaaa, [0]),
assertion("DBFF before DBFF", "\uDBFF\uDBFF", 0xdbff, [0]), assertion("DBFF before E000", "\uDBFF\uE000", 0xdbff, [0]),
assertion("D800 before NUL", "\uD800\u0000", 0xd800, [0]), assertion("D800 before FFFF", "\uD800\uFFFF", 0xd800, [0]),
assertion("DAAA before NUL", "\uDAAA\u0000", 0xdaaa, [0]), assertion("DAAA before FFFF", "\uDAAA\uFFFF", 0xdaaa, [0]),
assertion("DBFF before FFFF", "\uDBFF\uFFFF", 0xdbff, [0]),
])
add("test/built-ins/String/prototype/codePointAt/return-utf16-decode.js", "codePointAt", [
assertion("U+10000", "\uD800\uDC00", 65536, [0]), assertion("U+101D0", "\uD800\uDDD0", 66000, [0]),
assertion("U+103FF", "\uD800\uDFFF", 66559, [0]), assertion("U+BA800", "\uDAAA\uDC00", 763904, [0]),
assertion("U+BA9D0", "\uDAAA\uDDD0", 764368, [0]), assertion("U+BABFF", "\uDAAA\uDFFF", 764927, [0]),
assertion("U+10FC00", "\uDBFF\uDC00", 1113088, [0]), assertion("U+10FDD0", "\uDBFF\uDDD0", 1113552, [0]),
assertion("U+10FFFF", "\uDBFF\uDFFF", 1114111, [0]),
])
add("test/built-ins/String/prototype/codePointAt/return-code-unit-coerced-position.js", "codePointAt", [
assertion("NaN", "\uD800\uDC00", 65536, [NaN]), assertion("undefined", "\uD800\uDC00", 65536, [undefined]),
])
add("test/built-ins/String/prototype/codePointAt/returns-undefined-on-position-less-than-zero.js", "codePointAt", [
{ label: "negative one", input: "abc", args: [-1], outcome: "undefined" },
{ label: "negative infinity", input: "abc", args: [-Infinity], outcome: "undefined" },
])
add("test/built-ins/String/prototype/codePointAt/returns-undefined-on-position-equal-or-more-than-size.js", "codePointAt", [
{ label: "equal to size", input: "abc", args: [3], outcome: "undefined" },
{ label: "greater than size", input: "abc", args: [4], outcome: "undefined" },
{ label: "positive infinity", input: "abc", args: [Infinity], outcome: "undefined" },
])
add("test/built-ins/String/prototype/at/returns-code-unit.js", "at", [
assertion("position 0", "12\uD80034", "1", [0]), assertion("position 1", "12\uD80034", "2", [1]),
assertion("unpaired surrogate", "12\uD80034", "\uD800", [2]), assertion("position 3", "12\uD80034", "3", [3]),
assertion("position 4", "12\uD80034", "4", [4]),
])
add("test/built-ins/String/prototype/at/returns-item.js", "at", ["1", "2", "3", "4", "5"].map((expected, position) => assertion(`position ${position}`, "12345", expected, [position])))
add("test/built-ins/String/prototype/at/returns-item-relative-index.js", "at", [
assertion("zero", "12345", "1", [0]), assertion("negative one", "12345", "5", [-1]),
assertion("negative three", "12345", "3", [-3]), assertion("negative four", "12345", "2", [-4]),
])
add("test/built-ins/String/prototype/at/returns-undefined-for-out-of-range-index.js", "at", [-2, 0, 1].map((position) => ({ label: `position ${position}`, input: "", args: [position], outcome: "undefined" })))
add("test/built-ins/String/prototype/at/index-non-numeric-argument-tointeger.js", "at", [assertion("undefined", "01", "0", [undefined])])
add("test/built-ins/String/prototype/concat/S15.5.4.6_A1_T4.js", "concat", [assertion("no arguments", "lego", "lego")])
add("test/built-ins/String/prototype/toString/string-primitive.js", "toString", [
assertion("empty string", "", ""), assertion("non-empty string", "str", "str"),
])
add("test/built-ins/String/prototype/normalize/return-normalized-string.js", "normalize", [
assertion("NFC short", "\u1E9B\u0323", "\u1E9B\u0323", ["NFC"]),
assertion("NFD short", "\u1E9B\u0323", "\u017F\u0323\u0307", ["NFD"]),
assertion("NFKC short", "\u1E9B\u0323", "\u1E69", ["NFKC"]),
assertion("NFKD short", "\u1E9B\u0323", "\u0073\u0323\u0307", ["NFKD"]),
assertion("NFC long", "\u00C5\u2ADC\u0958\u2126\u0344", "\xC5\u2ADD\u0338\u0915\u093C\u03A9\u0308\u0301", ["NFC"]),
assertion("NFD long", "\u00C5\u2ADC\u0958\u2126\u0344", "A\u030A\u2ADD\u0338\u0915\u093C\u03A9\u0308\u0301", ["NFD"]),
assertion("NFKC long", "\u00C5\u2ADC\u0958\u2126\u0344", "\xC5\u2ADD\u0338\u0915\u093C\u03A9\u0308\u0301", ["NFKC"]),
assertion("NFKD long", "\u00C5\u2ADC\u0958\u2126\u0344", "A\u030A\u2ADD\u0338\u0915\u093C\u03A9\u0308\u0301", ["NFKD"]),
])
add("test/built-ins/String/prototype/normalize/return-normalized-string-using-default-parameter.js", "normalize", [
assertion("omitted", "\u00C5\u2ADC\u0958\u2126\u0344", "\xC5\u2ADD\u0338\u0915\u093C\u03A9\u0308\u0301"),
assertion("undefined", "\u00C5\u2ADC\u0958\u2126\u0344", "\xC5\u2ADD\u0338\u0915\u093C\u03A9\u0308\u0301", [undefined]),
])
add("test/built-ins/String/prototype/normalize/form-is-not-valid-throws.js", "normalize", [
{ label: "bar", input: "foo", args: ["bar"], outcome: "RangeError" },
{ label: "NFC1", input: "foo", args: ["NFC1"], outcome: "RangeError" },
])
add("test/built-ins/String/prototype/localeCompare/15.5.4.9_CE.js", "localeCompare", [
assertion("D70", "o\u0308", 0, ["ö"]), assertion("reordered diaeresis", "ä\u0323", 0, ["a\u0323\u0308"]),
assertion("reordered marks", "a\u0308\u0323", 0, ["a\u0323\u0308"]), assertion("precomposed dot below", "ạ\u0308", 0, ["a\u0323\u0308"]),
assertion("breve after diaeresis", "ä\u0306", 0, ["a\u0308\u0306"]), assertion("diaeresis after breve", "ă\u0308", 0, ["a\u0306\u0308"]),
assertion("Hangul", "\u1111\u1171\u11B6", 0, ["퓛"]), assertion("angstrom compatibility", "Å", 0, ["Å"]),
assertion("angstrom decomposed", "Å", 0, ["A\u030A"]), assertion("reordered horn and dot", "x\u031B\u0323", 0, ["x\u0323\u031B"]),
assertion("Vietnamese precomposed 1", "ự", 0, ["ụ\u031B"]), assertion("Vietnamese decomposed", "ự", 0, ["u\u031B\u0323"]),
assertion("Vietnamese precomposed 2", "ự", 0, ["ư\u0323"]), assertion("Vietnamese reordered", "ự", 0, ["u\u0323\u031B"]),
assertion("cedilla", "Ç", 0, ["C\u0327"]), assertion("q reordered", "q\u0307\u0323", 0, ["q\u0323\u0307"]),
assertion("Hangul syllable", "가", 0, ["\u1100\u1161"]), assertion("ohm", "Ω", 0, ["Ω"]),
assertion("angstrom", "Å", 0, ["A\u030A"]), assertion("circumflex", "ô", 0, ["o\u0302"]),
assertion("s with marks", "ṩ", 0, ["s\u0323\u0307"]), assertion("d composed plus dot", "ḋ\u0323", 0, ["d\u0323\u0307"]),
assertion("d two precompositions", "ḋ\u0323", 0, ["ḍ\u0307"]),
])
add("test/built-ins/String/fromCharCode/S15.5.3.2_A2.js", "fromCharCode", [{ label: "no arguments", expected: "" }], true)
add("test/built-ins/String/fromCharCode/S15.5.3.2_A3_T1.js", "fromCharCode", [{ label: "ABBA", args: [65, 66, 66, 65], expected: "ABBA" }], true)
add("test/built-ins/String/fromCharCode/S9.7_A1.js", "fromCharCode", [
{ label: "NaN", args: [NaN], expected: 0 }, { label: "zero", args: [0], expected: 0 }, { label: "negative zero", args: [-0], expected: 0 },
{ label: "positive infinity", args: [Infinity], expected: 0 }, { label: "negative infinity", args: [-Infinity], expected: 0 },
], true)
add("test/built-ins/String/fromCharCode/S9.7_A2.1.js", "fromCharCode", [
[0, 0], [1, 1], [-1, 65535], [65535, 65535], [65534, 65534], [65536, 0], [4294967295, 65535], [4294967294, 65534], [4294967296, 0],
].map(([input, expected]) => ({ label: String(input), args: [input!], expected })), true)
add("test/built-ins/String/fromCharCode/S9.7_A2.2.js", "fromCharCode", [
[-32767, 32769], [-32768, 32768], [-32769, 32767], [-65535, 1], [-65536, 0], [-65537, 65535], [65535, 65535], [65536, 0], [65537, 1], [131071, 65535], [131072, 0], [131073, 1],
].map(([input, expected]) => ({ label: String(input), args: [input!], expected })), true)
add("test/built-ins/String/fromCharCode/S9.7_A3.2_T1.js", "fromCharCode", [
{ label: "positive fraction", args: [1.2345], expected: 1 }, { label: "negative fraction", args: [-5.4321], expected: 65531 },
], true)
add("test/built-ins/String/fromCodePoint/arguments-is-empty.js", "fromCodePoint", [{ label: "no arguments", expected: "" }], true)
add("test/built-ins/String/fromCodePoint/return-string-value.js", "fromCodePoint", [
{ label: "NUL", args: [0], expected: "\x00" }, { label: "asterisk", args: [42], expected: "*" },
{ label: "AZ", args: [65, 90], expected: "AZ" }, { label: "Cyrillic", args: [0x404], expected: "\u0404" },
{ label: "hex supplementary", args: [0x2f804], expected: "\uD87E\uDC04" }, { label: "decimal supplementary", args: [194564], expected: "\uD87E\uDC04" },
{ label: "mixed supplementary", args: [0x1d306, 0x61, 0x1d307], expected: "\uD834\uDF06a\uD834\uDF07" },
{ label: "maximum code point", args: [1114111], expected: "\uDBFF\uDFFF" },
], true)
add("test/built-ins/String/fromCodePoint/argument-is-not-integer.js", "fromCodePoint", [
{ label: "fraction", args: [3.14], outcome: "RangeError" }, { label: "fraction after valid", args: [42, 3.14], outcome: "RangeError" },
], true)
add("test/built-ins/String/fromCodePoint/number-is-out-of-range.js", "fromCodePoint", [
{ label: "negative one", args: [-1], outcome: "RangeError" }, { label: "negative after valid", args: [1, -1], outcome: "RangeError" },
{ label: "above maximum", args: [1114112], outcome: "RangeError" }, { label: "infinity", args: [Infinity], outcome: "RangeError" },
], true)
describe("Test262-adapted core String behavior", () => {
for (const vector of vectors) {
test(vector.path, async () => {
const results = vector.assertions.map((item) => {
const args = (item.args ?? []).map(literal).join(", ")
const expression = vector.static
? `String.${vector.method}(${args})`
: `${JSON.stringify(item.input)}.${vector.method}(${args})`
const observed = vector.static && vector.method === "fromCharCode" && typeof item.expected === "number"
? `${expression}.charCodeAt(0)`
: expression
const checked = item.outcome === "undefined"
? `${observed} === undefined`
: item.outcome === "length"
? `${observed}.length`
: item.outcome === "RangeError"
? `(() => { try { ${observed}; return false } catch (error) { return error instanceof RangeError } })()`
: observed
return `{ label: ${JSON.stringify(item.label)}, value: ${checked} }`
})
const expected = vector.assertions.map((item) => ({
label: item.label,
value: item.outcome === undefined || item.outcome === "length" ? item.expected! : true,
}))
expect(await value(`return [${results.join(",")}]`)).toEqual(expected)
})
}
})
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