TInt8Array.uts

import {
  describe,
  test,
  expect,
  expectNumber,
  Result
} from './tests.uts'

export class TInt8Array {
  test() {
    // #ifdef  APP-ANDROID || WEB

    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();
    //#endif
  }

  // #ifdef  APP-ANDROID || WEB

  testConstructor() {
    let buffer = new ArrayBuffer(16);
    let int8View = new Int8Array(buffer);
    int8View[5] = 42;
    expect(int8View.toString()).toEqual("0,0,0,0,0,42,0,0,0,0,0,0,0,0,0,0");
  }

  testSet() {
    // #TEST Int8Array.set
    let int8 = new Int8Array(8);
    var array = [1, 2, 3];
    int8.set(array, 1);
    console.log(int8.toString()); // "0,1,2,3,0,0,0,0"
    // #END
    expect(int8.toString()).toEqual("0,1,2,3,0,0,0,0");
  }

  testCopyWith() {
    // #TEST Int8Array.copyWithin
    let int8 = new Int8Array(8);
    int8.set([1, 2, 3], 1);
    int8.copyWithin(3, 0, 3);
    console.log(int8.toString()); // "0,1,2,0,1,2,0,0"
    // #END
    expect(int8.toString()).toEqual("0,1,2,0,1,2,0,0");
  }

  testEvery() {
    // #TEST Int8Array.every
    // const isBelowThreshold = (currentValue: number, index: number, array:Int8Array): boolean => currentValue < 40;    
    let result = new Int8Array([12, 5, 8, 130, 44]).every((value : number, _ : number, _a : Int8Array) : boolean =>
      value < 40
    );
    console.log(result); // false
    // #END
    expect(result).toEqual(false);
  }

  testFill() {
    // #TEST Int8Array.fill
    let int8 = new Int8Array([1, 2, 3]).fill(4);
    console.log(int8.toString()); // "4,4,4"

    let int8_t1 = new Int8Array([1, 2, 3]).fill(4, 1);
    console.log(int8_t1.toString()); // "1,4,4"

    let int8_t2 = new Int8Array([1, 2, 3]).fill(4, 1, 2);
    console.log(int8_t2.toString()); // "1,4,3"

    let int8_t3 = new Int8Array([1, 2, 3]).fill(4, 1, 1);
    console.log(int8_t3.toString()); // "1,2,3"

    let int8_t4 = new Int8Array([1, 2, 3]).fill(4, -3, -2);
    console.log(int8_t4.toString()); // "4,2,3"
    // #END
    expect(int8_t4.toString()).toEqual("4,2,3");
    expect(int8.toString()).toEqual("4,4,4");
    expect(int8_t1.toString()).toEqual("1,4,4");
    expect(int8_t2.toString()).toEqual("1,4,3");
    expect(int8_t3.toString()).toEqual("1,2,3");

  }

  testFilter() {
    // #TEST Int8Array.filter
    // const isBelowThreshold = (currentValue: number, index: number, _): boolean => currentValue >= 10;
    let int8 = new Int8Array([12, 5, 8, 44]).filter((value : number, _ : number, _a : Int8Array) : boolean =>
      value >= 10
    );
    console.log(int8.toString()); // "12,44"
    // #END
    expect(int8.toString()).toEqual("12,44");
  }


  find() {
    // #TEST Int8Array.find
    let int8 = new Int8Array([4, 5, 8, 12]);
    let res = int8.find((value : number, _ : number, _a : Int8Array) : boolean => value > 5);
    console.log(res); // 8
    // #END
    expect(res).toEqual(8);
  }

  findIndex() {
    // #TEST Int8Array.findIndex
    let int8 = new Int8Array([4, 6, 8, 12]);
    let res = int8.findIndex((value : number, _ : number, _a : Int8Array) : boolean => value > 100);
    console.log(res); // -1


    int8 = new Int8Array([4, 6, 7, 120]);
    let res1 = int8.findIndex((value : number, _ : number, _a : Int8Array) : boolean => value > 100);
    console.log(res1); // 3
    // #END
    expect(res1).toEqual(3);
    expect(res).toEqual(-1);
  }

  foreach() {
    // #TEST Int8Array.forEach
    new Int8Array([0, 1, 2, 3]).forEach((value : number, index : number, _a : Int8Array) => {
      console.log(`a[${index}] = ${value}`);
    });
    // #END
  }
  iterator() {
    // #TEST Int8Array.entries
    let arr = new Int8Array([10, 20, 30, 40, 50]);
    let entries = arr.entries();
    let ret1 = entries.next().value[1]
    let ret2 = entries.next().value[1]
    console.log(ret1); // Output: 10
    console.log(ret2); // Output: 20
    // #END
    expect(ret1).toEqual(10);
    expect(ret2).toEqual(20);
  }

  includes() {
    // #TEST Int8Array.includes
    let int8 = new Int8Array([1, 2, 3]);
    let res = int8.includes(2);
    console.log(res); // Output: true

    let res1 = int8.includes(4);
    console.log(res1); // Output: false


    let res2 = int8.includes(3, 3);
    console.log(res2); // Output: false

    // #END
    expect(res).toEqual(true);
    expect(res1).toEqual(false);
    expect(res2).toEqual(false);
  }

  indexOf() {
    // #TEST Int8Array.indexOf
    let int8 = new Int8Array([2, 5, 9]);
    let res = int8.indexOf(2);
    console.log(res); // Output: 0


    let res1 = int8.indexOf(7);
    console.log(res1); // Output: -1


    let res2 = int8.indexOf(9, 2);
    console.log(res2); // Output: 2


    let res3 = int8.indexOf(2, -1);
    console.log(res3); // Output: -1


    let res4 = int8.indexOf(2, -3);
    console.log(res4); // Output: 0


    // #END
    expect(res).toEqual(0);
    expect(res1).toEqual(-1);
    expect(res2).toEqual(2);
    expect(res3).toEqual(-1);
    expect(res4).toEqual(0);
  }


  join() {
    // #TEST Int8Array.join
    let int8 = new Int8Array([1, 2, 3]);
    let res = int8.join();
    console.log(res); // Output: "1,2,3"

    let res1 = int8.join(" / ");
    console.log(res1); // Output: "1 / 2 / 3"


    let res2 = int8.join("");
    console.log(res2); // Output: "123"
    // #END
    expect(res2).toEqual("123");
    expect(res).toEqual("1,2,3");
    expect(res1).toEqual("1 / 2 / 3");
  }

  keys() {
    // #TEST Int8Array.keys
    let arr = new Int8Array([10, 20, 30, 40, 50]);
    let keys = arr.keys();
    let value1 = keys.next().value
    let value2 = keys.next().value
    let value3 = keys.next().value
    let value4 = keys.next().value
    let value5 = keys.next().value
    console.log(value1); // Output: 0
    console.log(value2); // Output: 1
    console.log(value3); // Output: 2
    console.log(value4); // Output: 3
    console.log(value5); // Output: 4
    // #END
    expect(value1).toEqual(0);
    expect(value2).toEqual(1);
    expect(value3).toEqual(2);
    expect(value4).toEqual(3);
    expect(value5).toEqual(4);
  }

  map() {
    // #TEST Int8Array.map
    let numbers = new Int8Array([1, 4, 9]);
    let doubles = numbers.map((value : number, _ : number, _a : Int8Array) : number => value * 2);
    console.log(numbers.toString()); // Output: "1,4,9"
    console.log(doubles.toString()); // Output: "2,8,18"
    // #END
    expect(numbers.toString()).toEqual("1,4,9");
    expect(doubles.toString()).toEqual("2,8,18");
  }

  reduce() {
    // #TEST Int8Array.reduce
    let total = new Int8Array([0, 1, 2, 3]);
    let res = total.reduce((accumulator : number, currentValue : number, _ : number, _a : Int8Array) :
      number => accumulator + currentValue);
    console.log(res); // Output: 6


    total = new Int8Array([0, 1, 2, 3]);
    let res1 = total.reduce((accumulator : number, currentValue : number, _ : number, _a : Int8Array) : number =>
      accumulator + currentValue, 8);
    console.log(res1); // Output: 14
    // #END
    expect(res1).toEqual(14);
    expect(res).toEqual(6);
  }

  reduceRight() {
    // #TEST Int8Array.reduceRight
    let total = new Int8Array([0, 1, 2, 3]);
    let res = total.reduceRight((accumulator : number, currentValue : number, _ : number, _a : Int8Array) :
      number => accumulator + currentValue);
    console.log(res); // Output: 6

    total = new Int8Array([0, 1, 2, 3]);
    let res1 = total.reduceRight((accumulator : number, currentValue : number, _ : number, _a : Int8Array) :
      number => accumulator + currentValue, 8);
    console.log(res1); // Output: 14
    // #END
    expect(res1).toEqual(14);
    expect(res).toEqual(6);
  }

  reverse() {
    // #TEST Int8Array.reverse
    let int8 = new Int8Array([1, 2, 3]);
    int8.reverse();
    console.log(int8.toString()); // Output: "3,2,1"
    // #END
    expect(int8.toString()).toEqual("3,2,1");
  }

  slice() {
    // #TEST Int8Array.slice
    let int8 = new Int8Array([1, 2, 3]);
    let res = int8.slice(1);
    console.log(res.toString()); // Output: "2,3"

    let res1 = int8.slice(2);
    console.log(res1.toString()); // Output: "3"

    let res2 = int8.slice(-2);
    console.log(res2.toString()); // Output: "2,3"

    let res3 = int8.slice(0, 1);
    console.log(res3.toString()); // Output: "1"
    // #END
    expect(res3.toString()).toEqual("1");
    expect(res.toString()).toEqual("2,3");
    expect(res1.toString()).toEqual("3");
    expect(res2.toString()).toEqual("2,3");
  }

  sort() {
    // #TEST Int8Array.sort
    let numbers = new Int8Array([40, 1, 5]);
    numbers.sort();
    console.log(numbers.toString()); // Output: "1,5,40"
    let res = numbers.toString()

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

  subarray() {
    // #TEST Int8Array.subarray
    let buffer = new ArrayBuffer(8);
    let int8 = new Int8Array(buffer);
    int8.set([1, 2, 3]);
    console.log(int8.toString()); // Output: "1,2,3,0,0,0,0,0"


    let sub = int8.subarray(0, 4);
    console.log(sub.toString()); // Output: "1,2,3,0"
    // #END
    expect(sub.toString()).toEqual("1,2,3,0");
    expect(int8.toString()).toEqual("1,2,3,0,0,0,0,0");
  }

  values() {
    // #TEST Int8Array.values
    let arr = new Int8Array([1, 2, 3]);
    let values = arr.values();
    let value1 = values.next().value
    let value2 = values.next().value
    let value3 = values.next().value
    console.log(value1); // Output: 1
    console.log(value2); // Output: 2
    console.log(value3); // Output: 3
    // #END
    expect(value1).toEqual(1);
    expect(value2).toEqual(2);
    expect(value3).toEqual(3);
  }

  arrayBufferSlice() {
    // #TEST ArrayBuffer.slice
    let buffer = new ArrayBuffer(16);
    let int8 = new Int8Array(buffer);
    int8[4] = 42;
    console.log(int8.toString()); // Output: "0,0,0,0,42,0,0,0,0,0,0,0,0,0,0,0"

    let res = buffer.slice(4, 5);
    let sliced = new Int8Array(res);
    console.log(sliced[0]); // Output: 42
    // #END
    expect(sliced[0]).toEqual(42);
    expect(int8.toString()).toEqual("0,0,0,0,42,0,0,0,0,0,0,0,0,0,0,0");
  }

  testSome() {
    // #TEST Int8Array.some
    const int8 = new Int8Array([-10, 20, -30, 40, -50]);
    const positives = new Int8Array([10, 20, 30, 40, 50]);

    let res = int8.some((element : number, index : number, array : Int8Array) : boolean =>
      element < 0
    );
    console.log(res); // Output: true


    let res1 = positives.some((element : number, index : number, array : Int8Array) : boolean =>
      element < 0
    );
    console.log(res1); // Output: false
    // #END
    expect(res1).toEqual(false);
    expect(res).toEqual(true);
  }
  // #endif
}