napi-rs/examples/napi/__tests__/values.spec.ts

import { exec } from 'node:child_process'
import { join } from 'node:path'
import { fileURLToPath } from 'node:url'

import { Subject, take } from 'rxjs'
import { spy } from 'sinon'

import {
  DEFAULT_COST,
  add,
  fibonacci,
  call0,
  call1,
  call2,
  apply0,
  apply1,
  callFunction,
  callFunctionWithArg,
  callFunctionWithArgAndCtx,
  createReferenceOnFunction,
  referenceAsCallback,
  contains,
  concatLatin1,
  concatStr,
  concatUtf16,
  roundtripStr,
  getNums,
  getWords,
  sumNums,
  getMapping,
  sumMapping,
  getBtreeMapping,
  sumBtreeMapping,
  getIndexMapping,
  sumIndexMapping,
  indexmapPassthrough,
  getCwd,
  Animal,
  Kind,
  NinjaTurtle,
  ClassWithFactory,
  CustomNumEnum,
  Context,
  GetterSetterWithClosures,
  enumToI32,
  listObjKeys,
  createObj,
  mapOption,
  readFile,
  throwError,
  customStatusCode,
  panic,
  readPackageJson,
  getPackageJsonName,
  getBuffer,
  getEmptyBuffer,
  asyncBufferToArray,
  readFileAsync,
  eitherStringOrNumber,
  returnEither,
  either3,
  either4,
  withoutAbortController,
  withAbortController,
  asyncMultiTwo,
  bigintAdd,
  createBigInt,
  createBigIntI64,
  bigintGetU64AsString,
  callThreadsafeFunction,
  threadsafeFunctionThrowError,
  threadsafeFunctionClosureCapture,
  tsfnCallWithCallback,
  tsfnAsyncCall,
  tsfnThrowFromJs,
  asyncPlus100,
  getGlobal,
  getUndefined,
  getNull,
  setSymbolInObj,
  createSymbol,
  createSymbolFor,
  threadsafeFunctionFatalMode,
  createExternal,
  getExternal,
  mutateExternal,
  createExternalString,
  xxh2,
  xxh3,
  xxh64Alias,
  tsRename,
  acceptSlice,
  u8ArrayToArray,
  i8ArrayToArray,
  u16ArrayToArray,
  i16ArrayToArray,
  u32ArrayToArray,
  i32ArrayToArray,
  u64ArrayToArray,
  i64ArrayToArray,
  f32ArrayToArray,
  f64ArrayToArray,
  acceptUint8ClampedSlice,
  acceptUint8ClampedSliceAndBufferSlice,
  convertU32Array,
  createExternalTypedArray,
  mutateTypedArray,
  receiveAllOptionalObject,
  objectGetNamedPropertyShouldPerformTypecheck,
  fnReceivedAliased,
  ALIAS,
  appendBuffer,
  returnNull,
  returnUndefined,
  Dog,
  Bird,
  Assets,
  receiveStrictObject,
  receiveClassOrNumber,
  JsClassForEither,
  receiveMutClassOrNumber,
  getStrFromObject,
  returnJsFunction,
  testSerdeRoundtrip,
  testSerdeBigNumberPrecision,
  createObjWithProperty,
  receiveObjectOnlyFromJs,
  dateToNumber,
  chronoUtcDateToMillis,
  chronoLocalDateToMillis,
  chronoDateWithTimezoneToMillis,
  chronoDateFixtureReturn1,
  chronoDateFixtureReturn2,
  derefUint8Array,
  chronoDateAdd1Minute,
  bufferPassThrough,
  arrayBufferPassThrough,
  JsRepo,
  JsRemote,
  CssStyleSheet,
  CatchOnConstructor,
  CatchOnConstructor2,
  asyncReduceBuffer,
  callbackReturnPromise,
  callbackReturnPromiseAndSpawn,
  returnEitherClass,
  eitherFromOption,
  eitherFromObjects,
  overrideIndividualArgOnFunction,
  overrideIndividualArgOnFunctionWithCbArg,
  createObjectWithClassField,
  receiveObjectWithClassField,
  AnotherClassForEither,
  receiveDifferentClass,
  getNumArr,
  getNestedNumArr,
  CustomFinalize,
  plusOne,
  Width,
  captureErrorInCallback,
  bigintFromI128,
  bigintFromI64,
  acceptThreadsafeFunction,
  acceptThreadsafeFunctionFatal,
  acceptThreadsafeFunctionTupleArgs,
  promiseInEither,
  runScript,
  tsfnReturnPromise,
  tsfnReturnPromiseTimeout,
  returnFromSharedCrate,
  chronoNativeDateTime,
  chronoNativeDateTimeReturn,
  throwAsyncError,
  getModuleFileName,
  throwSyntaxError,
  type AliasedStruct,
  returnObjectOnlyToJs,
  buildThreadsafeFunctionFromFunction,
  createOptionalExternal,
  getOptionalExternal,
  mutateOptionalExternal,
  panicInAsync,
} from '../index.cjs'

import { test } from './test.framework.js'

const __dirname = join(fileURLToPath(import.meta.url), '..')

const Napi4Test = Number(process.versions.napi) >= 4 ? test : test.skip

test('export const', (t) => {
  t.is(DEFAULT_COST, 12)
})

test('number', (t) => {
  t.is(add(1, 2), 3)
  t.is(fibonacci(5), 5)

  t.throws(
    // @ts-expect-error
    () => fibonacci(''),
    void 0,
    'Expect value to be Number, but received String',
  )
})

test('string', (t) => {
  t.true(contains('hello', 'ell'))
  t.false(contains('John', 'jn'))

  t.is(concatStr('涽¾DEL'), '涽¾DEL + Rust 🦀 string!')
  t.is(concatLatin1('涽¾DEL'), '涽¾DEL + Rust 🦀 string!')
  t.is(
    concatUtf16('JavaScript 🌳 你好 napi'),
    'JavaScript 🌳 你好 napi + Rust 🦀 string!',
  )
  t.is(
    roundtripStr('what up?!\u0000after the NULL'),
    'what up?!\u0000after the NULL',
  )
})

test('array', (t) => {
  t.deepEqual(getNums(), [1, 1, 2, 3, 5, 8])
  t.deepEqual(getWords(), ['foo', 'bar'])

  t.is(sumNums([1, 2, 3, 4, 5]), 15)
  t.deepEqual(getNumArr(), [1, 2])
  t.deepEqual(getNestedNumArr(), [[[1]], [[1]]])
})

test('map', (t) => {
  t.deepEqual(getMapping(), { a: 101, b: 102 })
  t.is(sumMapping({ a: 101, b: 102 }), 203)
  t.deepEqual(getBtreeMapping(), { a: 101, b: 102 })
  t.is(sumBtreeMapping({ a: 101, b: 102 }), 203)
  t.deepEqual(getIndexMapping(), { a: 101, b: 102 })
  t.is(sumIndexMapping({ a: 101, b: 102 }), 203)
  t.deepEqual(indexmapPassthrough({ a: 101, b: 102 }), { a: 101, b: 102 })
})

test('enum', (t) => {
  t.deepEqual([Kind.Dog, Kind.Cat, Kind.Duck], [0, 1, 2])
  t.is(enumToI32(CustomNumEnum.Eight), 8)
})

test('function call', async (t) => {
  t.is(
    call0(() => 42),
    42,
  )
  t.is(
    call1((a) => a + 10, 42),
    52,
  )
  t.is(
    call2((a, b) => a + b, 42, 10),
    52,
  )
  const ctx = new Animal(Kind.Dog, '旺财')
  apply0(ctx, function (this: Animal) {
    this.name = '可乐'
  })
  t.is(ctx.name, '可乐')
  const ctx2 = new Animal(Kind.Dog, '旺财')
  apply1(
    ctx2,
    function (this: Animal, name: string) {
      this.name = name
    },
    '可乐',
  )
  t.is(ctx2.name, '可乐')
  t.is(
    callFunction(() => 42),
    42,
  )
  t.is(
    callFunctionWithArg((a, b) => a + b, 42, 10),
    52,
  )
  const ctx3 = new Animal(Kind.Dog, '旺财')
  callFunctionWithArgAndCtx(
    ctx3,
    function (this: Animal, name: string) {
      this.name = name
    },
    '可乐',
  )
  t.is(ctx3.name, '可乐')
  const cbSpy = spy()
  await createReferenceOnFunction(cbSpy)
  t.is(cbSpy.callCount, 1)
  t.is(
    referenceAsCallback((a, b) => a + b, 42, 10),
    52,
  )
})

test('class', (t) => {
  const dog = new Animal(Kind.Dog, '旺财')

  t.is(dog.name, '旺财')
  t.is(dog.kind, Kind.Dog)
  t.is(dog.whoami(), 'Dog: 旺财')

  t.notThrows(() => {
    const rawMethod = dog.whoami
    dog.whoami = function (...args) {
      return rawMethod.apply(this, args)
    }
  })

  dog.name = '可乐'
  t.is(dog.name, '可乐')
  t.deepEqual(dog.returnOtherClass(), new Dog('Doge'))
  t.deepEqual(dog.returnOtherClassWithCustomConstructor(), new Bird('parrot'))
  t.is(
    dog.overrideIndividualArgOnMethod('Jafar', { n: 'Iago' }).name,
    'Jafar-Iago',
  )
  t.is(dog.returnOtherClassWithCustomConstructor().getCount(), 1234)
  t.is(dog.type, Kind.Dog)
  dog.type = Kind.Cat
  t.is(dog.type, Kind.Cat)
  const assets = new Assets()
  t.is(assets.get(1)?.filePath, 1)
  const turtle = NinjaTurtle.newRaph()
  t.is(turtle.returnThis(), turtle)
  t.is(NinjaTurtle.isInstanceOf(turtle), true)
  // Inject this to function
  const width = new Width(1)
  t.is(plusOne.call(width), 2)
  t.throws(() => {
    // @ts-expect-error
    plusOne.call('')
  })

  t.notThrows(() => {
    new CatchOnConstructor()
  })

  if (!process.env.TEST_ZIG_CROSS) {
    t.throws(
      () => {
        new CatchOnConstructor2()
      },
      (() =>
        process.env.WASI_TEST
          ? undefined
          : {
              message: 'CatchOnConstructor2 panic',
            })(),
    )
  }
})

test('async self in class', async (t) => {
  const b = new Bird('foo')
  t.is(await b.getNameAsync(), 'foo')
})

test('class factory', (t) => {
  const duck = ClassWithFactory.withName('Default')
  t.is(duck.name, 'Default')

  const ret = duck.setName('D')
  t.is(ret.name, 'D')
  t.is(ret, duck)

  duck.name = '周黑鸭'
  t.is(duck.name, '周黑鸭')

  const doge = Animal.withKind(Kind.Dog)
  t.is(doge.name, 'Default')

  doge.name = '旺财'
  t.is(doge.name, '旺财')

  const error = t.throws(() => new ClassWithFactory())
  t.true(
    error?.message.startsWith(
      'Class contains no `constructor`, can not new it!',
    ),
  )
})

test('async class factory', async (t) => {
  const instance = await ClassWithFactory.with4Name('foo')
  t.is(instance.name, 'foo-4')
  const instance2 = await ClassWithFactory.with4NameResult('foo')
  t.is(instance2.name, 'foo-4')
})

test('class constructor return Result', (t) => {
  const c = new Context()
  t.is(c.method(), 'not empty')
})

test('class default field is TypedArray', (t) => {
  const c = new Context()
  t.deepEqual(c.buffer, new Uint8Array([0, 1, 2, 3]))
  const fixture = new Uint8Array([0, 1, 2, 3, 4, 5, 6])
  const c2 = Context.withBuffer(fixture)
  t.is(c2.buffer, fixture)
})

test('class Factory return Result', (t) => {
  const c = Context.withData('not empty')
  t.is(c.method(), 'not empty')
})

test('class in object field', (t) => {
  const obj = createObjectWithClassField()
  t.is(obj.bird.name, 'Carolyn')
  t.is(receiveObjectWithClassField(obj), obj.bird)
})

test('custom finalize class', (t) => {
  t.notThrows(() => new CustomFinalize(200, 200))
})

test('should be able to create object reference and shared reference', (t) => {
  const repo = new JsRepo('.')
  t.is(repo.remote().name(), 'origin')
  t.is(new JsRemote(repo).name(), 'origin')
})

test('should be able to into_reference', (t) => {
  const rules = ['body: { color: red }', 'div: { color: blue }']
  const sheet = new CssStyleSheet('test.css', rules)
  t.is(sheet.rules, sheet.rules)
  t.deepEqual(sheet.rules.getRules(), rules)
  t.is(sheet.rules.parentStyleSheet, sheet)
  t.is(sheet.rules.name, 'test.css')
  const anotherStyleSheet = sheet.anotherCssStyleSheet()
  t.is(anotherStyleSheet.rules, sheet.rules)
})

test('callback', (t) => {
  getCwd((cwd) => {
    t.is(cwd, process.env.WASI_TEST ? '/' : process.cwd())
  })

  t.throws(
    // @ts-expect-error
    () => getCwd(),
    void 0,
    'Expect value to be Function, but received Undefined',
  )

  readFile((err, content) => {
    t.is(err, undefined)
    t.is(content, 'hello world')
  })

  captureErrorInCallback(
    () => {
      throw new Error('Testing')
    },
    (err) => {
      t.is((err as Error).message, 'Testing')
    },
  )
})

test('return function', (t) => {
  return new Promise<void>((resolve) => {
    returnJsFunction()((err: Error | undefined, content: string) => {
      t.is(err, undefined)
      t.is(content, 'hello world')
      resolve()
    })
  })
})

Napi4Test('callback function return Promise', async (t) => {
  const cbSpy = spy()
  await callbackReturnPromise<string>(() => '1', spy)
  t.is(cbSpy.callCount, 0)
  await callbackReturnPromise(
    () => Promise.resolve('42'),
    (err, res) => {
      t.is(err, null)
      cbSpy(res)
    },
  )
  t.is(cbSpy.callCount, 1)
  t.deepEqual(cbSpy.args, [['42']])
})

Napi4Test('callback function return Promise and spawn', async (t) => {
  const finalReturn = await callbackReturnPromiseAndSpawn((input) =>
    Promise.resolve(`${input} world`),
  )
  t.is(finalReturn, 'Hello world 😼')
})

test('object', (t) => {
  t.deepEqual(listObjKeys({ name: 'John Doe', age: 20 }), ['name', 'age'])
  t.deepEqual(createObj(), { test: 1 })
  t.throws(
    () =>
      objectGetNamedPropertyShouldPerformTypecheck({
        // @ts-expect-error
        foo: '2',
        bar: '3',
      }),
    {
      message: `Object property 'foo' type mismatch. Expect value to be Number, but received String`,
      code: 'InvalidArg',
    },
  )
  t.throws(
    () =>
      objectGetNamedPropertyShouldPerformTypecheck({
        foo: 2,
        // @ts-expect-error
        bar: 3,
      }),
    {
      message: `Object property 'bar' type mismatch. Expect value to be String, but received Number`,
      code: 'InvalidArg',
    },
  )
  t.notThrows(() =>
    objectGetNamedPropertyShouldPerformTypecheck({
      foo: 2,
      bar: '3',
    }),
  )
  t.deepEqual(returnObjectOnlyToJs(), {
    name: 42,
    dependencies: {
      '@napi-rs/cli': '^3.0.0',
      rollup: '^4.0.0',
    },
  })
  t.throws(
    () =>
      receiveAllOptionalObject({
        // @ts-expect-error
        name: 1,
      }),
    {
      code: 'StringExpected',
      message:
        'Failed to convert JavaScript value `Number 1 ` into rust type `String` on AllOptionalObject.name',
    },
  )
})

test('get str from object', (t) => {
  t.notThrows(() => getStrFromObject())
})

test('create object from Property', (t) => {
  const obj = createObjWithProperty()
  t.true(obj.value instanceof ArrayBuffer)
  t.is(obj.getter, 42)
})

test('global', (t) => {
  t.is(getGlobal(), global)
})

test('get undefined', (t) => {
  for (const _ of Array.from({ length: 100 })) {
    t.is(getUndefined(), undefined)
  }
})

test('get null', (t) => {
  for (const _ of Array.from({ length: 100 })) {
    t.is(getNull(), null)
  }
})

test('return Null', (t) => {
  t.is(returnNull(), null)
})

test('return Undefined', (t) => {
  t.is(returnUndefined(), undefined)
})

test('pass symbol in', (t) => {
  const sym = Symbol('test')
  const obj = setSymbolInObj(sym)
  // @ts-expect-error
  t.is(obj[sym], 'a symbol')
})

test('create symbol', (t) => {
  t.is(createSymbol().toString(), 'Symbol(a symbol)')
})

test('Option', (t) => {
  t.is(mapOption(null), null)
  t.is(mapOption(3), 4)
})

test('Result', (t) => {
  t.throws(() => throwError(), void 0, 'Manual Error')
  if (!process.env.SKIP_UNWIND_TEST) {
    t.throws(() => panic(), void 0, `Don't panic`)
  }
})

test('Async error with stack trace', async (t) => {
  const err = await t.throwsAsync(() => throwAsyncError())
  t.not(err?.stack, undefined)
  t.deepEqual(err!.message, 'Async Error')
  if (!process.env.WASI_TEST) {
    t.regex(err!.stack!, /.+at .+values\.spec\.ts:\d+:\d+.+/gm)
  }
})

test('custom status code in Error', (t) => {
  t.throws(() => customStatusCode(), {
    code: 'Panic',
  })
})

test('function ts type override', (t) => {
  // @ts-expect-error
  t.deepEqual(tsRename({ foo: 1, bar: 2, baz: 2 }), ['foo', 'bar', 'baz'])
})

test('function individual ts arg type override', (t) => {
  t.is(
    overrideIndividualArgOnFunction('someStr', () => 'anotherStr', 42),
    'oia: someStr-42-anotherStr',
  )
  t.deepEqual(
    overrideIndividualArgOnFunctionWithCbArg(
      (town, opt) => `im: ${town}-${opt}`,
      89,
    ),
    'im: World(89)-null',
  )
})

test('option object', (t) => {
  t.notThrows(() => receiveAllOptionalObject())
  t.notThrows(() => receiveAllOptionalObject({}))
})

test('should throw if object type is not matched', (t) => {
  // @ts-expect-error
  const err1 = t.throws(() => receiveStrictObject({ name: 1 }))
  t.is(
    err1?.message,
    'Failed to convert JavaScript value `Number 1 ` into rust type `String` on StrictObject.name',
  )
  // @ts-expect-error
  const err2 = t.throws(() => receiveStrictObject({ bar: 1 }))
  t.is(err2!.message, 'Missing field `name`')
})

test('aliased rust struct and enum', (t) => {
  const a = ALIAS.A
  const b: AliasedStruct = {
    a,
    b: 1,
  }
  t.notThrows(() => fnReceivedAliased(b, ALIAS.B))
})

test('serde-json', (t) => {
  if (process.env.WASI_TEST) {
    t.pass()
    return
  }
  const packageJson = readPackageJson()
  t.is(packageJson.name, '@examples/napi')
  t.is(packageJson.version, '0.0.0')
  t.snapshot(Object.keys(packageJson.devDependencies!).sort())

  t.is(getPackageJsonName(packageJson), '@examples/napi')
})

test('serde-roundtrip', (t) => {
  t.is(testSerdeRoundtrip(1), 1)
  t.is(testSerdeRoundtrip(1.2), 1.2)
  t.is(testSerdeRoundtrip(-1), -1)

  t.deepEqual(testSerdeRoundtrip([1, 1.2, -1]), [1, 1.2, -1])
  t.deepEqual(testSerdeRoundtrip({ a: 1, b: 1.2, c: -1 }), {
    a: 1,
    b: 1.2,
    c: -1,
  })
  t.throws(() => testSerdeRoundtrip(NaN))

  t.is(testSerdeRoundtrip(null), null)

  let err = t.throws(() => testSerdeRoundtrip(undefined))
  t.is(err?.message, 'undefined cannot be represented as a serde_json::Value')

  err = t.throws(() => testSerdeRoundtrip(() => {}))
  t.is(
    err!.message,
    'JS functions cannot be represented as a serde_json::Value',
  )

  err = t.throws(() => testSerdeRoundtrip(Symbol.for('foo')))
  t.is(err!.message, 'JS symbols cannot be represented as a serde_json::Value')
})

test('serde-large-number-precision', (t) => {
  t.is(testSerdeBigNumberPrecision('12345').number, 12345)
  t.is(
    testSerdeBigNumberPrecision('123456789012345678901234567890').number,
    1.2345678901234568e29,
  )
  t.is(
    testSerdeBigNumberPrecision('123456789012345678901234567890.123456789')
      .number,
    1.2345678901234568e29,
  )
  t.is(
    testSerdeBigNumberPrecision('109775245175819965').number.toString(),
    '109775245175819965',
  )
})

test('buffer', (t) => {
  let buf = getBuffer()
  t.is(buf.toString('utf-8'), 'Hello world')
  buf = appendBuffer(buf)
  t.is(buf.toString('utf-8'), 'Hello world!')

  const a = getEmptyBuffer()
  const b = getEmptyBuffer()
  t.is(a.toString(), '')
  t.is(b.toString(), '')

  // @ts-expect-error
  t.true(Array.isArray(asyncBufferToArray(Buffer.from([1, 2, 3]).buffer)))
})

test('TypedArray', (t) => {
  t.is(acceptSlice(new Uint8Array([1, 2, 3])), 3n)
  t.deepEqual(u8ArrayToArray(new Uint8Array([1, 2, 3])), [1, 2, 3])
  t.deepEqual(i8ArrayToArray(new Int8Array([1, 2, 3])), [1, 2, 3])
  t.deepEqual(u16ArrayToArray(new Uint16Array([1, 2, 3])), [1, 2, 3])
  t.deepEqual(i16ArrayToArray(new Int16Array([1, 2, 3])), [1, 2, 3])
  t.deepEqual(u32ArrayToArray(new Uint32Array([1, 2, 3])), [1, 2, 3])
  t.deepEqual(i32ArrayToArray(new Int32Array([1, 2, 3])), [1, 2, 3])
  t.deepEqual(u64ArrayToArray(new BigUint64Array([1n, 2n, 3n])), [1n, 2n, 3n])
  t.deepEqual(i64ArrayToArray(new BigInt64Array([1n, 2n, 3n])), [1, 2, 3])
  t.deepEqual(f32ArrayToArray(new Float32Array([1, 2, 3])), [1, 2, 3])
  t.deepEqual(f64ArrayToArray(new Float64Array([1, 2, 3])), [1, 2, 3])

  const bird = new Bird('Carolyn')

  t.is(bird.acceptSliceMethod(new Uint8Array([1, 2, 3])), 3)

  t.is(acceptUint8ClampedSlice(new Uint8ClampedArray([1, 2, 3])), 3n)
  t.is(
    acceptUint8ClampedSliceAndBufferSlice(
      Buffer.from([1, 2, 3]),
      new Uint8ClampedArray([1, 2, 3]),
    ),
    6n,
  )
})

test('reset empty buffer', (t) => {
  const empty = getEmptyBuffer()

  const shared = new ArrayBuffer(0)
  const buffer = Buffer.from(shared)
  t.notThrows(() => {
    buffer.set(empty)
  })
})

test('convert typedarray to vec', (t) => {
  const input = new Uint32Array([1, 2, 3, 4, 5])
  t.deepEqual(convertU32Array(input), Array.from(input))
})

test('create external TypedArray', (t) => {
  t.deepEqual(createExternalTypedArray(), new Uint32Array([1, 2, 3, 4, 5]))
})

test('mutate TypedArray', (t) => {
  if (process.env.WASI_TEST) {
    t.pass()
    return
  }
  const input = new Float32Array([1, 2, 3, 4, 5])
  mutateTypedArray(input)
  t.deepEqual(input, new Float32Array([2.0, 4.0, 6.0, 8.0, 10.0]))
})

test('deref uint8 array', (t) => {
  t.is(
    derefUint8Array(new Uint8Array([1, 2]), new Uint8ClampedArray([3, 4])),
    4,
  )
})

test('async', async (t) => {
  if (process.env.WASI_TEST) {
    t.pass()
    return
  }
  const bufPromise = readFileAsync(join(__dirname, '../package.json'))
  await t.notThrowsAsync(bufPromise)
  const buf = await bufPromise
  const { name } = JSON.parse(buf.toString())
  t.is(name, '@examples/napi')

  await t.throwsAsync(() => readFileAsync('some_nonexist_path.file'))
})

test('panic in async fn', async (t) => {
  if (!process.env.SKIP_UNWIND_TEST) {
    await t.throwsAsync(() => panicInAsync(), {
      message: 'panic in async function',
    })
  } else {
    t.pass('no unwind runtime')
  }
})

test('async move', async (t) => {
  t.is(await asyncMultiTwo(2), 4)
})

test('buffer passthrough', async (t) => {
  const fixture = Buffer.from('hello world')
  const ret = await bufferPassThrough(fixture)
  t.deepEqual(ret, fixture)
})

test('arraybuffer passthrough', async (t) => {
  const fixture = new Uint8Array([1, 2, 3, 4, 5])
  const ret = await arrayBufferPassThrough(fixture)
  t.deepEqual(ret, fixture)
})

test('async reduce buffer', async (t) => {
  const input = [1, 2, 3, 4, 5, 6]
  const fixture = Buffer.from(input)
  t.is(
    await asyncReduceBuffer(fixture),
    input.reduce((acc, cur) => acc + cur),
  )
})

test('either', (t) => {
  t.is(eitherStringOrNumber(2), 2)
  t.is(eitherStringOrNumber('hello'), 'hello'.length)
})

test('return either', (t) => {
  t.is(returnEither(2), 2)
  t.is(returnEither(42), '42')
})

test('receive class reference in either', (t) => {
  const c = new JsClassForEither()
  t.is(receiveClassOrNumber(1), 2)
  t.is(receiveClassOrNumber(c), 100)
  t.is(receiveMutClassOrNumber(c), 100)
})

test('receive different class', (t) => {
  // TODO: fix the napi_unwrap error from the emnapi
  if (process.env.WASI_TEST) {
    t.pass()
    return
  }
  const a = new JsClassForEither()
  const b = new AnotherClassForEither()
  t.is(receiveDifferentClass(a), 42)
  t.is(receiveDifferentClass(b), 100)
})

test('return either class', (t) => {
  t.is(returnEitherClass(1), 1)
  t.true(returnEitherClass(-1) instanceof JsClassForEither)
})

test('either from option', (t) => {
  t.true(eitherFromOption() instanceof JsClassForEither)
})

test('either from objects', (t) => {
  t.is(eitherFromObjects({ foo: 1 }), 'A')
  t.is(eitherFromObjects({ bar: 2 }), 'B')
  t.is(eitherFromObjects({ baz: 3 }), 'C')
})

test('either3', (t) => {
  t.is(either3(2), 2)
  t.is(either3('hello'), 'hello'.length)
  t.is(either3(true), 1)
  t.is(either3(false), 0)
})

test('either4', (t) => {
  t.is(either4(2), 2)
  t.is(either4('hello'), 'hello'.length)
  t.is(either4(true), 1)
  t.is(either4(false), 0)
  t.is(either4({ v: 1 }), 1)
  t.is(either4({ v: 'world' }), 'world'.length)
})

test('external', (t) => {
  const FX = 42
  const ext = createExternal(FX)
  t.is(getExternal(ext), FX)
  mutateExternal(ext, FX + 1)
  t.is(getExternal(ext), FX + 1)
  // @ts-expect-error
  t.throws(() => getExternal({}))
  const ext2 = createExternalString('wtf')
  // @ts-expect-error
  const e = t.throws(() => getExternal(ext2))
  t.is(e?.message, '<u32> on `External` is not the type of wrapped object')
})

test('optional external', (t) => {
  const FX = 42
  const extEmpty = createOptionalExternal()
  t.is(getOptionalExternal(extEmpty), null)
  const ext = createOptionalExternal(FX)
  t.is(getOptionalExternal(ext), FX)
  mutateOptionalExternal(ext, FX + 1)
  t.is(getOptionalExternal(ext), FX + 1)
  // @ts-expect-error
  t.throws(() => getOptionalExternal({}))
  const ext2 = createExternalString('wtf')
  // @ts-expect-error
  const e = t.throws(() => getOptionalExternal(ext2))
  t.is(e?.message, '<u32> on `External` is not the type of wrapped object')
})

test('should be able to run script', async (t) => {
  t.is(runScript(`1 + 1`), 2)
  t.is(await runScript(`Promise.resolve(1)`), 1)
})

test('should be able to return object from shared crate', (t) => {
  t.deepEqual(returnFromSharedCrate(), {
    value: 42,
  })
})

const AbortSignalTest =
  typeof AbortController !== 'undefined' ? test : test.skip

AbortSignalTest('async task without abort controller', async (t) => {
  t.is(await withoutAbortController(1, 2), 3)
})

AbortSignalTest('async task with abort controller', async (t) => {
  const ctrl = new AbortController()
  const promise = withAbortController(1, 2, ctrl.signal)
  try {
    ctrl.abort()
    await promise
    t.fail('Should throw AbortError')
  } catch (err: unknown) {
    t.is((err as Error).message, 'AbortError')
  }
})

AbortSignalTest('abort resolved task', async (t) => {
  const ctrl = new AbortController()
  await withAbortController(1, 2, ctrl.signal).then(() => ctrl.abort())
  t.pass('should not throw')
})

const BigIntTest = typeof BigInt !== 'undefined' ? test : test.skip

BigIntTest('BigInt add', (t) => {
  t.is(bigintAdd(BigInt(1), BigInt(2)), BigInt(3))
})

BigIntTest('create BigInt', (t) => {
  t.is(createBigInt(), BigInt('-3689348814741910323300'))
})

BigIntTest('create BigInt i64', (t) => {
  t.is(createBigIntI64(), BigInt(100))
})

BigIntTest('BigInt get_u64', (t) => {
  t.is(bigintGetU64AsString(BigInt(0)), '0')
})

BigIntTest('js mod test', (t) => {
  t.is(xxh64Alias(Buffer.from('hello world')), BigInt('1116'))
  t.is(xxh3.xxh3_64(Buffer.from('hello world')), BigInt('1116'))
  t.is(xxh3.xxh128(Buffer.from('hello world')), BigInt('1116'))
  t.is(xxh2.xxh2Plus(1, 2), 3)
  t.is(xxh2.xxh3Xxh64Alias(Buffer.from('hello world')), BigInt('1116'))
  t.is(xxh3.ALIGNMENT, 16)
  const xx3 = new xxh3.Xxh3()
  xx3.update(Buffer.from('hello world'))
  t.is(xx3.digest(), BigInt('1116'))
})

BigIntTest('from i128 i64', (t) => {
  t.is(bigintFromI64(), BigInt('100'))
  t.is(bigintFromI128(), BigInt('-100'))
})

Napi4Test('call ThreadsafeFunction', (t) => {
  let i = 0
  let value = 0
  return new Promise((resolve) => {
    callThreadsafeFunction((err, v) => {
      t.is(err, null)
      i++
      value += v
      if (i === 100) {
        resolve()
        t.is(
          value,
          Array.from({ length: 100 }, (_, i) => i).reduce((a, b) => a + b),
        )
      }
    })
  })
})

Napi4Test('throw error from ThreadsafeFunction', async (t) => {
  const throwPromise = new Promise((_, reject) => {
    threadsafeFunctionThrowError(reject)
  })
  const err = await t.throwsAsync(throwPromise)
  t.is(err?.message, 'ThrowFromNative')
})

Napi4Test('ThreadsafeFunction closure capture data', (t) => {
  return new Promise((resolve) => {
    threadsafeFunctionClosureCapture(() => {
      resolve()
      t.pass()
    })
  })
})

Napi4Test('resolve value from thread safe function fatal mode', async (t) => {
  const tsfnFatalMode = new Promise<boolean>((resolve) => {
    threadsafeFunctionFatalMode(resolve)
  })
  t.true(await tsfnFatalMode)
})

Napi4Test('throw error from thread safe function fatal mode', (t) => {
  const p = exec('node ./tsfn-error.cjs', {
    cwd: __dirname,
  })
  let stderr = Buffer.from([])
  p.stderr?.on('data', (data) => {
    stderr = Buffer.concat([stderr, Buffer.from(data)])
  })
  return new Promise<void>((resolve) => {
    p.on('exit', (code) => {
      t.is(code, 1)
      const stderrMsg = stderr.toString('utf8')
      console.info(stderrMsg)
      t.true(stderrMsg.includes(`Error: Failed to convert JavaScript value`))
      resolve()
    })
  })
})

Napi4Test('await Promise in rust', async (t) => {
  const fx = 20
  const result = await asyncPlus100(
    new Promise((resolve) => {
      setTimeout(() => resolve(fx), 50)
    }),
  )
  t.is(result, fx + 100)
})

Napi4Test('Promise should reject raw error in rust', async (t) => {
  const fxError = new Error('What is Happy Planet')
  const err = await t.throwsAsync(() => asyncPlus100(Promise.reject(fxError)))
  t.is(err, fxError)
})

Napi4Test('call ThreadsafeFunction with callback', async (t) => {
  await t.notThrowsAsync(
    () =>
      new Promise<void>((resolve) => {
        tsfnCallWithCallback(() => {
          resolve()
          return 'ReturnFromJavaScriptRawCallback'
        })
      }),
  )
})

Napi4Test('async call ThreadsafeFunction', async (t) => {
  await t.notThrowsAsync(() =>
    tsfnAsyncCall((arg1, arg2, arg3) => {
      t.is(arg1, 0)
      t.is(arg2, 1)
      t.is(arg3, 2)
      return 'ReturnFromJavaScriptRawCallback'
    }),
  )
})

test('Throw from ThreadsafeFunction JavaScript callback', async (t) => {
  const errMsg = 'ThrowFromJavaScriptRawCallback'
  await t.throwsAsync(
    () =>
      tsfnThrowFromJs(() => {
        throw new Error(errMsg)
      }),
    {
      message: errMsg,
    },
  )
})

Napi4Test('accept ThreadsafeFunction', async (t) => {
  await new Promise<void>((resolve, reject) => {
    acceptThreadsafeFunction((err, value) => {
      if (err) {
        reject(err)
      } else {
        t.is(value, 1)
        resolve()
      }
    })
  })
})

Napi4Test('accept ThreadsafeFunction Fatal', async (t) => {
  await new Promise<void>((resolve) => {
    acceptThreadsafeFunctionFatal((value) => {
      t.is(value, 1)
      resolve()
    })
  })
})

Napi4Test('accept ThreadsafeFunction tuple args', async (t) => {
  await new Promise<void>((resolve, reject) => {
    acceptThreadsafeFunctionTupleArgs((err, num, bool, str) => {
      if (err) {
        return reject(err)
      }
      t.is(num, 1)
      t.is(bool, false)
      t.is(str, 'NAPI-RS')
      resolve()
    })
  })
})

Napi4Test('threadsafe function return Promise and await in Rust', async (t) => {
  const value = await tsfnReturnPromise((err, value) => {
    if (err) {
      throw err
    }
    return Promise.resolve(value + 2)
  })
  t.is(value, 5)
  await t.throwsAsync(
    () =>
      tsfnReturnPromiseTimeout((err, value) => {
        if (err) {
          throw err
        }
        return new Promise((resolve) => {
          setTimeout(() => {
            resolve(value + 2)
          }, 300)
        })
      }),
    {
      message: 'Timeout',
    },
  )
  // trigger Promise.then in Rust after `Promise` is dropped
  await new Promise((resolve) => setTimeout(resolve, 400))
})

Napi4Test('object only from js', (t) => {
  return new Promise((resolve, reject) => {
    receiveObjectOnlyFromJs({
      count: 100,
      callback: (err: Error | null, count: number) => {
        if (err) {
          reject(err)
        } else {
          t.is(count, 100)
          resolve()
        }
      },
    })
  })
})

Napi4Test('build ThreadsafeFunction from Function', (t) => {
  const subject = new Subject<void>()
  const fn = (a: number, b: number) => {
    t.is(a, 1)
    t.is(b, 2)
    subject.next()
    return a * b
  }

  buildThreadsafeFunctionFromFunction(fn)

  return subject.pipe(take(3))
})

Napi4Test('promise in either', async (t) => {
  t.is(await promiseInEither(1), false)
  t.is(await promiseInEither(20), true)
  t.is(await promiseInEither(Promise.resolve(1)), false)
  t.is(await promiseInEither(Promise.resolve(20)), true)
  // @ts-expect-error
  t.throws(() => promiseInEither('1'))
})

const Napi5Test = Number(process.versions.napi) >= 5 ? test : test.skip

Napi5Test('Date test', (t) => {
  const fixture = new Date('2016-12-24')
  t.is(dateToNumber(fixture), fixture.valueOf())
})

Napi5Test('Date to chrono test', (t) => {
  const fixture = new Date('2022-02-09T19:31:55.396Z')
  t.is(chronoUtcDateToMillis(fixture), fixture.getTime())
  t.is(chronoLocalDateToMillis(fixture), fixture.getTime())
  t.is(chronoDateWithTimezoneToMillis(fixture), fixture.getTime())
  t.deepEqual(
    chronoDateAdd1Minute(fixture),
    new Date(fixture.getTime() + 60 * 1000),
  )
})

Napi5Test('Get date', (t) => {
  const fixture1 = new Date('2024-02-07T18:28:18-0800')
  t.deepEqual(chronoDateFixtureReturn1(), fixture1)
  const fixture2 = new Date('2024-02-07T18:28:18+0530')
  t.deepEqual(chronoDateFixtureReturn2(), fixture2)
})

Napi5Test('Class with getter setter closures', (t) => {
  const instance = new GetterSetterWithClosures()
  // @ts-expect-error
  instance.name = 'Allie'
  t.pass()
  // @ts-expect-error
  t.is(instance.name, `I'm Allie`)
  // @ts-expect-error
  t.is(instance.age, 0.3)
})

Napi5Test('Date to chrono::NativeDateTime test', (t) => {
  const fixture = new Date()
  t.is(chronoNativeDateTime(fixture), fixture.valueOf())
})

Napi5Test('Date from chrono::NativeDateTime test', (t) => {
  const fixture = chronoNativeDateTimeReturn()
  t.true(fixture instanceof Date)
  t.is(fixture?.toISOString(), '2016-12-23T15:25:59.325Z')
})

const Napi9Test = Number(process.versions.napi) >= 9 ? test : test.skip

Napi9Test('create symbol for', (t) => {
  t.is(createSymbolFor('foo'), Symbol.for('foo'))
})

Napi9Test('get module file name', (t) => {
  if (process.env.WASI_TEST) {
    t.pass()
    return
  }
  console.info(getModuleFileName())
  t.regex(
    getModuleFileName(),
    new RegExp(`example.${process.platform}-${process.arch}`),
  )
})

test('throw syntax error', (t) => {
  const message = `Syntax Error: Unexpected token '}'`
  const code = 'InvalidCharacterError'
  t.throws(
    () => throwSyntaxError(message, code),
    {
      code,
      instanceOf: SyntaxError,
    },
    message,
  )
})