TUInt8Array.uts 9.7 KB
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import {
  describe,
  test,
  expect,
  Result
} from './tests.uts'

export class TUint8Array {
  test() {
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    // #ifdef  APP-ANDROID || WEB
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    this.testMAX();
    this.testConstructor();
    this.testSet();
    this.testCopyWith();
    this.testEvery();
    this.testFill();
    this.testFilter();
    this.find();
    this.findIndex();
    this.foreach();
    this.iterator();
    this.includes();
    this.indexOf();
    this.join();
    this.keys();
    this.map();
    this.reduce();
    this.reduceRight();
    this.reverse();
    this.slice();
    this.sort();
    this.subarray();
    this.values();
    this.arrayBufferSlice();
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    // #endif
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  }
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  // #ifdef  APP-ANDROID || WEB
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  from() {
    var s = new Set([1, 2, 3]);
    var unit8 = Uint8Array.from(s);
    expect(unit8.toString()).toEqual('1,2,3');
    console.log(unit8.toString())
  }
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  testMAX() {
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    let uint8 = new Uint8Array(16);
    uint8[0] = 255;
    expect(uint8[0]).toEqual(255);
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  }

  testConstructor() {
    let buffer = new ArrayBuffer(16);
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    let uint8 = new Uint8Array(buffer);
    uint8[5] = 42;
    expect(uint8.toString()).toEqual("0,0,0,0,0,42,0,0,0,0,0,0,0,0,0,0");
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  }

  testSet() {
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    // #TEST Uint8Array.set
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    let uint8 = new Uint8Array(8);
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    var array = [1, 2, 3];
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    uint8.set(array, 1);
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    console.log(uint8.toString()); // "0,1,2,3,0,0,0,0"
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    // #END
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    expect(uint8.toString()).toEqual("0,1,2,3,0,0,0,0");
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  }

  testCopyWith() {
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    // #TEST Uint8Array.copyWithin
    console.log("testCopyWith 1");
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    let uint8 = new Uint8Array(8);
    uint8.set([1, 2, 3], 1);
    uint8.copyWithin(3, 0, 3);
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    console.log(uint8.toString()); // "0,1,2,0,1,2,0,0"
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    // #END
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    expect(uint8.toString()).toEqual("0,1,2,0,1,2,0,0");
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  }

  testEvery() {
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    // #TEST Uint8Array.every
    let result = new Uint8Array([12, 5, 8, 130, 44]).every((value : number, _ : number, _a : Uint8Array) : boolean =>
      value < 40);
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    console.log(result); // false
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    // #END
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    expect(result).toEqual(false);
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  }

  testFill() {
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    // #TEST Uint8Array.fill
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    let uint8 = new Uint8Array([1, 2, 3]).fill(4);
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    console.log(uint8.toString()); // "4,4,4"
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    uint8 = new Uint8Array([1, 2, 3]).fill(4, 1);
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    console.log(uint8.toString()); // "1,4,4"
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    uint8 = new Uint8Array([1, 2, 3]).fill(4, 1, 2);
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    console.log(uint8.toString()); // "1,4,3"
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    uint8 = new Uint8Array([1, 2, 3]).fill(4, 1, 1);
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    console.log(uint8.toString()); // "1,2,3"
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    uint8 = new Uint8Array([1, 2, 3]).fill(4, -3, -2);
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    console.log(uint8.toString()); // "4,2,3"
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    // #END
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    expect(uint8.toString()).toEqual("4,2,3");
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  }

  testFilter() {
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    // #TEST Uint8Array.filter
    let uint8 = new Uint8Array([12, 5, 8, 44]).filter((value : number, _ : number, _a : Uint8Array) : boolean => value >= 10);
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    console.log(uint8.toString()); // "12,44"
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    // #END
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    expect(uint8.toString()).toEqual("12,44");
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  }
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  find() {
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    // #TEST Uint8Array.find
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    let uint8 = new Uint8Array([4, 5, 8, 12]);
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    let res = uint8.find((value : number, _ : number, _a : Uint8Array) : boolean => value > 5);
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    console.log(res); // 8
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    // #END
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    expect(res).toEqual(8);
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  }

  findIndex() {
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    // #TEST Uint8Array.findIndex
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    let uint8 = new Uint8Array([4, 6, 8, 12]);
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    let res = uint8.findIndex((value : number, _ : number, _a : Uint8Array) : boolean => value > 100);
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    console.log(res); // -1
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    let uuint8 = new Uint8Array([4, 6, 7, 120]);
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    res = uuint8.findIndex((value : number, _ : number, _a : Uint8Array) : boolean => value > 100);
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    console.log(res); // 3
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    // #END
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    expect(res).toEqual(3);
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  }

  foreach() {
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    // #TEST Uint8Array.forEach
    new Uint8Array([0, 1, 2, 3]).forEach((value : number, index : number, _ : Uint8Array) => {
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      console.log(`a[${index}] = ${value}`);
    });
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    // #END
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  }
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  iterator() {
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    // #TEST Uint8Array.entries
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    let arr = new Uint8Array([10, 20, 30, 40, 50]);
    let entries = arr.entries();
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    let entry = entries.next().value;
    console.log(entry[1]); // 10
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    // #END
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    expect(entry[1]).toEqual(10);
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  }
  includes() {
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    // #TEST Uint8Array.includes
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    let uint8 = new Uint8Array([1, 2, 3]);
    let res = uint8.includes(2);
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    console.log(res); // true
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    res = uint8.includes(4);
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    console.log(res); // false
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    res = uint8.includes(3, 3);
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    console.log(res); // false
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    // #END
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    expect(res).toEqual(false);
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  }

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  indexOf() {
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    // #TEST Uint8Array.indexOf
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    let uint8 = new Uint8Array([2, 5, 9]);
    let res = uint8.indexOf(2);
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    console.log(res); // 0

    // expect(res).toEqual(0);
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    res = uint8.indexOf(7);
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    console.log(res); // -1

    // expect(res).toEqual(-1);
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    res = uint8.indexOf(9, 2);
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    console.log(res); // 2

    // expect(res).toEqual(2);
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    res = uint8.indexOf(2, -1);
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    console.log(res); // -1

    // expect(res).toEqual(-1);
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    res = uint8.indexOf(2, -3);
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    console.log(res); // 0
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    // #END
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    expect(res).toEqual(0);
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  }

  join() {
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    // #TEST Uint8Array.join
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    let uint8 = new Uint8Array([1, 2, 3]);
    let res = uint8.join();
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    console.log(res); // "1,2,3"

    // expect(res).toEqual("1,2,3");
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    res = uint8.join(" / ");
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    console.log(res); // "1 / 2 / 3"

    // expect(res).toEqual("1 / 2 / 3");
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    res = uint8.join("");
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    console.log(res); // "123"
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    // #END
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    expect(res).toEqual("123");
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  }
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  keys() {
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    // #TEST Uint8Array.keys
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    let arr = new Uint8Array([10, 20, 30, 40, 50]);
    let keys = arr.keys();
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    let value = keys.next().value
    console.log(value); // 0
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    // #END
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    expect(value).toEqual(0);
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  }

  map() {
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    // #TEST Uint8Array.map
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    let numbers = new Uint8Array([1, 4, 9]);
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    let doubles = numbers.map((value : number, _ : number, _a : Uint8Array) : number => value * 2);
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    console.log(numbers.toString()); // "1,4,9"
    console.log(doubles.toString()); // "2,8,18"
    // #END
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    expect(numbers.toString()).toEqual("1,4,9");
    expect(doubles.toString()).toEqual("2,8,18");
  }
  reduce() {
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    // #TEST Uint8Array.reduce
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    let total = new Uint8Array([0, 1, 2, 3]);
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    let res = total.reduce((accumulator : number, currentValue : number, _ : number, _a : Uint8Array) : number =>
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      accumulator + currentValue);
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    console.log(res); // 6

    // expect(res).toEqual(6);
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    total = new Uint8Array([0, 1, 2, 3]);
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    res = total.reduce((accumulator : number, currentValue : number, _ : number, _a : Uint8Array) : number =>
      accumulator + currentValue, 8);
    console.log(res); // 14
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    // #END
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    expect(res).toEqual(14);
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  }

  reduceRight() {
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    // #TEST Uint8Array.reduceRight
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    let total = new Uint8Array([0, 1, 2, 3]);
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    let res = total.reduceRight((accumulator : number, currentValue : number, _ : number, _a : Uint8Array) : number =>
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      accumulator + currentValue);
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    console.log(res); // 6

    // expect(res).toEqual(6);
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    total = new Uint8Array([0, 1, 2, 3]);
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    res = total.reduceRight((accumulator : number, currentValue : number, _ : number, _a : Uint8Array) : number =>
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      accumulator + currentValue, 8);
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    console.log(res); // 14
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    // #END
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    expect(res).toEqual(14);
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  }
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  reverse() {
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    // #TEST Uint8Array.reverse
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    let uint8 = new Uint8Array([1, 2, 3]);
    uint8.reverse();
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    console.log(uint8.toString()); // "3,2,1"
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    // #END
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    expect(uint8.toString()).toEqual("3,2,1");
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  }

  slice() {
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    // #TEST Uint8Array.slice
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    let uint8 = new Uint8Array([1, 2, 3]);
    let res = uint8.slice(1);
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    console.log(res.toString()); // "2,3"

    // expect(res.toString()).toEqual("2,3");
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    res = uint8.slice(2);
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    console.log(res.toString()); // "3"

    // expect(res.toString()).toEqual("3");
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    res = uint8.slice(-2);
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    console.log(res.toString()); // "2,3"

    // expect(res.toString()).toEqual("2,3");
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    res = uint8.slice(0, 1);
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    console.log(res.toString()); // "1"
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    // #END
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    expect(res.toString()).toEqual("1");
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  }

  sort() {
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    // #TEST Uint8Array.sort
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    let numbers = new Uint8Array([40, 1, 5]);
    numbers.sort();
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    console.log(numbers.toString()); // "1,5,40"

    // expect(numbers.toString()).toEqual("1,5,40");
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    numbers.sort((a, b) : number => a - b);
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    console.log(numbers.toString()); // "1,5,40"
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    // #END
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    expect(numbers.toString()).toEqual("1,5,40");
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  }

  subarray() {
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    // #TEST Uint8Array.subarray
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    let buffer = new ArrayBuffer(16);
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    let uint8 = new Uint8Array(buffer);
    uint8.set([1, 2, 3]);
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    console.log(uint8.toString()); // "1,2,3,0,0,0,0,0,0,0,0,0,0,0,0,0"

    // expect(uint8.toString()).toEqual("1,2,3,0,0,0,0,0,0,0,0,0,0,0,0,0");
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    let sub = uint8.subarray(0, 4);
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    console.log(sub.toString()); // "1,2,3,0"
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    // #END
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    expect(sub.toString()).toEqual("1,2,3,0");
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  }

  values() {
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    // #TEST Uint8Array.values
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    let arr = new Uint8Array([1, 2, 3]);
    let values = arr.values();
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    let value = values.next().value
    console.log(value); // 1
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    // #END
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    expect(value).toEqual(1);
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  }

  arrayBufferSlice() {
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    // #TEST ArrayBuffer.slice
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    let buffer = new ArrayBuffer(16);
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    let uint8 = new Uint8Array(buffer);
    uint8[4] = 42;
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    console.log(uint8.toString()); // "0,0,0,0,42,0,0,0,0,0,0,0,0,0,0,0"
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    let res = buffer.slice(4, 12);
    let sliced = new Uint8Array(res);
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    console.log(sliced[0]); // 42
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    // #END
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    expect(sliced[0]).toEqual(42);
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  }
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  testSome() {
    // #TEST Uint8Array.some
    const uint8 = new Uint8Array([8, 20, 30, 40, 50]);
    const positives = new Uint8Array([10, 20, 30, 40, 50]);
    var res = uint8.some((element : number, index : number, array : Uint8Array) : boolean =>
      element < 10
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    );
    console.log('uint8', res); // true

    // expect(res).toEqual(true);

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    res = positives.some((element : number, index : number, array : Uint8Array) : boolean =>
      element < 0
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    );
    console.log('positives', res); // false
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    // #END
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    expect(res).toEqual(false);
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  }
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  // #endif
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}