TFloat32Array.uts 11.2 KB
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import {
  describe,
  test,
  expect,
  Result
} from './tests.uts'

export class TFloat32Array {
  test() {
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    // #ifdef  APP-ANDROID || WEB
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    this.testfloat32();
    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 float32Array = Float32Array.from([1, 2, 3], (v : number, _ : number) : number => v + v);
    expect(float32Array.toString()).toEqual('2,4,6');
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  }
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  testfloat32() {
    let float32 = new Float32Array(2);
    float32[0] = 42;
    expect(float32[0]).toEqual(42);
    expect(float32.length).toEqual(2);
    expect(Float32Array.BYTES_PER_ELEMENT).toEqual(4);

    let x = new Float32Array([21, 31, 3]);
    expect(x[1]).toEqual(31);

    let y = new Float32Array(x);
    expect(y[0]).toEqual(21);

    let buffer = new ArrayBuffer(16);
    let z = new Float32Array(buffer, 2, 4);
    expect(z.byteOffset).toEqual(2);
    expect(z.length).toEqual(4);

    var k = Float32Array.of(1, 2, 3)
    expect(k.toString()).toEqual("1,2,3");
  }

  testConstructor() {
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    let buffer = new ArrayBuffer(16);
    let float32 = new Float32Array(buffer);
    float32[1] = 42;
    expect(float32.toString()).toEqual("0,42,0,0");
  }

  testSet() {
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    // #TEST Float32Array.set
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    let float32 = new Float32Array(8);
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    var array = [1, 2, 3];
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    float32.set(array, 1);
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    console.log(float32.toString()); // 0,1,2,3,0,0,0,0
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    let src = [1, 2, 3, 4, 1, 2, 3, 4, 1, 2, 3, 4, 1, 2, 3, 4];
    let typed_dest = new Float32Array(16);
    typed_dest.set(src);
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    console.log(typed_dest.toString()); // 1,2,3,4,1,2,3,4,1,2,3,4,1,2,3,4
    // expect(typed_dest.toString()).toEqual("1,2,3,4,1,2,3,4,1,2,3,4,1,2,3,4");
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    let typed_src = new Float32Array(src);
    typed_dest = new Float32Array(16);
    typed_dest.set(typed_src);
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    console.log(typed_dest.toString()); // 1,2,3,4,1,2,3,4,1,2,3,4,1,2,3,4
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    // #END
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    expect(float32.toString()).toEqual("0,1,2,3,0,0,0,0");
    expect(typed_dest.toString()).toEqual("1,2,3,4,1,2,3,4,1,2,3,4,1,2,3,4");
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  }

  testCopyWith() {
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    // #TEST Float32Array.copyWithin
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    let float32 = new Float32Array(8);
    float32.set([1, 2, 3], 1);
    float32.copyWithin(3, 0, 3);
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    console.log(float32.toString()); // 0,1,2,0,1,2,0,0
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    // #END
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    expect(float32.toString()).toEqual("0,1,2,0,1,2,0,0");
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  }

  testEvery() {
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    // #TEST Float32Array.every
    let result = new Float32Array([12, 5, 8, 130, 44]).every((value : number, _ : number, _a : Float32Array) : 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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  }

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  testFill() {
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    // #TEST Float32Array.fill
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    let float32_t1 = new Float32Array([1, 2, 3]).fill(4);
    console.log(float32_t1.toString()); // 4,4,4
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    let float32_t2 = new Float32Array([1, 2, 3]).fill(4, 1);
    console.log(float32_t2.toString()); // 1,4,4
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    let float32_t3 = new Float32Array([1, 2, 3]).fill(4, 1, 2);
    console.log(float32_t3.toString()); // 1,4,3
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    let float32_t4 = new Float32Array([1, 2, 3]).fill(4, 1, 1);
    console.log(float32_t4.toString()); // 1,2,3

    let float32 = new Float32Array([1, 2, 3]).fill(4, -3, -2);
    console.log(float32.toString()); // 4,2,3
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    // #END
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    expect(float32_t4.toString()).toEqual("1,2,3");
    expect(float32_t3.toString()).toEqual("1,4,3");
    expect(float32_t2.toString()).toEqual("1,4,4");
    expect(float32_t1.toString()).toEqual("4,4,4");
    expect(float32.toString()).toEqual("4,2,3");
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  }

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  testFilter() {
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    // #TEST Float32Array.filter
    let float32 = new Float32Array([12, 5, 8, 44]).filter((value : number, _ : number, _a : Float32Array) : boolean => value >= 10);
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    console.log(float32.toString()); // 12,44
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    // #END
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    expect(float32.toString()).toEqual("12,44");
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  }

  find() {
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    // #TEST Float32Array.find
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    let float32 = new Float32Array([4, 5, 8, 12]);
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    let res = float32.find((value : number, _ : number, _a : Float32Array) : 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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  }

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  findIndex() {
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    // #TEST Float32Array.findIndex
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    let float32 = new Float32Array([4, 6, 8, 12]);
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    let res1 = float32.findIndex((value : number, _ : number, _a : Float32Array) : boolean => value > 100);
    console.log(res1); // -1
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    let ufloat32 = new Float32Array([4, 6, 7, 120]);
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    let res = ufloat32.findIndex((value : number, _ : number, _a : Float32Array) : boolean => value > 100);
    console.log(res); // 3
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    // #END
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    expect(res).toEqual(3);
    expect(res1).toEqual(-1);
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  }

  foreach() {
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    // #TEST Float32Array.forEach
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    new Float32Array([0, 1, 2, 3]).forEach((value : number, index : number, _ : Float32Array) => {
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      console.log(`a[${index}] = ${value}`);
    });
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    // #END
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  }

  iterator() {
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    // #TEST Float32Array.entries
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    let arr = new Float32Array([10, 20, 30, 40, 50]);
    let entries = arr.entries();
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    let value1 = entries.next().value[1]
    let value2 = entries.next().value[1]
    console.log(value1); // 10
    console.log(value2); // 20
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    // #END
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    expect(value1).toEqual(10);
    expect(value2).toEqual(20);
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  }

  includes() {
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    // #TEST Float32Array.includes
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    let float32 = new Float32Array([1, 2, 3]);
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    let res1 = float32.includes(2.0);
    console.log(res1); // true
    let res2 = float32.includes(4.0);
    console.log(res2); // false
    let res = float32.includes(3.0, 3);
    console.log(res); // false
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    // #END
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    expect(res2).toEqual(false);
    expect(res1).toEqual(true);
    expect(res).toEqual(false);
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  }

  indexOf() {
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    // #TEST Float32Array.indexOf
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    let float32 = new Float32Array([2, 5, 9]);
    let res = float32.indexOf(2);
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    console.log(res); // 0

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    let res1 = float32.indexOf(7);
    console.log(res1); // -1

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    let res2 = float32.indexOf(9, 2);
    console.log(res2); // 2
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    let res3 = float32.indexOf(2, -1);
    console.log(res3); // -1
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    let res4 = float32.indexOf(2, -3);
    console.log(res4); // 0
    // #END
    expect(res4).toEqual(0);
    expect(res1).toEqual(-1);
    expect(res2).toEqual(2);
    expect(res3).toEqual(-1);
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  }

  join() {
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    // #TEST Float32Array.join
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    let float32 = new Float32Array([1, 2, 3]);
    let res = float32.join();
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    console.log(res); // 1,2,3
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    let res1 = float32.join(" / ");
    console.log(res1); // 1 / 2 / 3
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    let res2 = float32.join("");
    console.log(res2); // 123
    // #END
    expect(res).toEqual("1,2,3");
    expect(res2).toEqual("123");
    expect(res1).toEqual("1 / 2 / 3");
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  }

  keys() {
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    // #TEST Float32Array.keys
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    let arr = new Float32Array([10, 20, 30, 40, 50]);
    let keys = arr.keys();
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    let ret = keys.next().value
    console.log(ret); // 0
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    // #END
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    expect(ret).toEqual(0);
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  }

  map() {
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    // #TEST Float32Array.map
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    let numbers = new Float32Array([1, 4, 9]);
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    let doubles = numbers.map((value : number, _ : number, _a : Float32Array) : number => value * 2);
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    console.log(doubles.toString()); // 2,8,18
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    // #END
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    expect(doubles.toString()).toEqual("2,8,18");
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  }

  reduce() {
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    // #TEST Float32Array.reduce
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    let total = new Float32Array([0, 1, 2, 3]);
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    let res1 = total.reduce((accumulator : number, currentValue : number, _ : number, _a : Float32Array) : number =>
      accumulator + currentValue
    );
    console.log(res1); // 6

    total = new Float32Array([0, 1, 2, 3]);
    let res2 = total.reduce((accumulator : number, currentValue : number, _ : number, _a : Float32Array) : number =>
      accumulator + currentValue, 8
    );
    console.log(res2); // 14
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    // #END
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    expect(res1).toEqual(6);
    expect(res2).toEqual(14);
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  }

  reduceRight() {
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    // #TEST Float32Array.reduceRight
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    let total = new Float32Array([0, 1, 2, 3]);
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    let res = total.reduceRight((accumulator : number, currentValue : number, _ : number, _a : Float32Array) : number => accumulator + currentValue);
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    console.log(res); // 6
    // #END
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    expect(res).toEqual(6);
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    // total = new Float32Array([0, 1, 2, 3]);
    // res = total.reduceRight((accumulator : number, currentValue : number, _ : number, _a : Float32Array) : number => accumulator + currentValue, 8);
    // console.log(res); // 14
    // expect(res).toEqual(14);
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  }

  reverse() {
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    // #TEST Float32Array.reverse
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    let float32 = new Float32Array([1, 2, 3]);
    float32.reverse();
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    console.log(float32.toString()); // 3,2,1
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    // #END
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    expect(float32.toString()).toEqual("3,2,1");
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  }

  slice() {
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    // #TEST Float32Array.slice
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    let float32 = new Float32Array([1, 2, 3]);
    let res = float32.slice(1);
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    console.log(res.toString()); // 2,3
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    let res1 = float32.slice(2);
    console.log(res1.toString()); // 3
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    let res2 = float32.slice(-2);
    console.log(res2.toString()); // 2,3
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    let res3 = float32.slice(0, 1);
    console.log(res3.toString()); // 1
    // #END
    expect(res.toString()).toEqual("2,3");
    expect(res1.toString()).toEqual("3");
    expect(res3.toString()).toEqual("1");
    expect(res2.toString()).toEqual("2,3");
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  }

  sort() {
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    // #TEST Float32Array.sort
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    let numbers = new Float32Array([40, 1, 5]);
    numbers.sort();
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    console.log(numbers.toString()); // 1,5,40
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    let ret = numbers.toString()
    numbers.sort((a, b) : number => a - b);
    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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    expect(ret).toEqual("1,5,40");
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  }

  subarray() {
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    // #TEST Float32Array.subarray
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    let buffer = new ArrayBuffer(16);
    let float32 = new Float32Array(buffer);
    float32.set([1, 2, 3]);
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    console.log(float32.toString()); // 1,2,3,0
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    let sub = float32.subarray(0, 4);
    console.log(sub.toString()); // 1,2,3,0
    // #END
    expect(sub.toString()).toEqual("1,2,3,0");
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  }

  values() {
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    // #TEST Float32Array.values
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    let arr = new Float32Array([1, 2, 3]);
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    let values = arr.values().next().value;
    console.log(values); // 1
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    // #END
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    expect(values).toEqual(1);
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  }

  arrayBufferSlice() {
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    // #TEST ArrayBuffer.slice
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    let buffer = new ArrayBuffer(16);
    let float32 = new Float32Array(buffer);
    float32[3] = 42;
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    console.log(float32.toString()); // 0,0,0,42
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    let res = buffer.slice(8);
    let sliced = new Float32Array(res);
    console.log(sliced[1]); // 42
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    // #END
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    expect(sliced[1]).toEqual(42);
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  }
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  testSome() {
    // #TEST Float32Array.some
    const float32 = new Float32Array([-10, 20, -30, 40, -50]);
    const positives = new Float32Array([10, 20, 30, 40, 50]);

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    console.log(float32.some((element : number, index : number, array : Float32Array) : boolean =>
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      element < 0
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    )); // true
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    console.log(positives.some((element : number, index : number, array : Float32Array) : boolean =>
      element < 0
    )); // false
    // #END
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    expect(positives.some((element : number, index : number, array : Float32Array) : boolean =>
      element < 0
    )).toEqual(false);
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    expect(float32.some((element : number, index : number, array : Float32Array) : boolean =>
      element < 0
    )).toEqual(true);
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  }
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  // #endif
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}