import { describe, test, expect, Result } from './tests.uts'
//@UTSAndroid.Suppress("IMPLICIT_BOXING_IN_IDENTITY_EQUALS")
export function testNumber() : Result {
return describe("Number", () => {
test('toFixed', () => {
// #TEST Number.toFixed
function financial(x : Number) : String {
return x.toFixed(2);
}
console.log(financial(123.456));
// expected output: "123.46"
console.log(financial(0.004));
// expected output: "0.00"
// #END
expect(financial(123.456)).toEqual('123.46');
expect(financial(0.004)).toEqual("0.00");
expect(financial(0)).toEqual("0.00");
expect(financial(1)).toEqual("1.00");
let num1 : number = -1.1 / 0.1
let num2 : number = -1.1 / 0.1
let num3 : number = -1.1 / -0.1
console.warn(num1)
console.warn(num2)
console.warn(num3)
let obj = { "id": "3be2c600-894c-4231-aa56-82fd989cc961", "result": { "result": [num1, num2, num3] } }
console.log(JSON.stringify(obj))
expect(123456.789.toFixed(2)).toEqual("123456.79");
expect(12345600123.789123.toFixed(2)).toEqual("12345600123.79");
expect((-123456.789).toFixed(5)).toEqual("-123456.78900");
expect(parseFloat("16688995566.369").toFixed(3)).toEqual("16688995566.369");
// #ifdef APP-ANDROID
// android 专有数据类型
let a1 = 56
let a2 = -122
expect(a1.toByte().toFixed(2)).toEqual("56.00");
expect(a2.toByte().toFixed(2)).toEqual("-122.00");
expect(a1.toShort().toFixed(5)).toEqual("56.00000");
expect(a2.toShort().toFixed(5)).toEqual("-122.00000");
// #endif
/**
* add since 2023-11-21
* 发现部分场景在android 6 以下与web有差异,新增以下示例
*/
let r = 2.449999999999999999;
let t1 = r.toFixed(1);
expect(t1).toEqual("2.5");
let r2 = 2.4499999999999999;
let t2 = r2.toFixed(1);
expect(t2).toEqual("2.4");
let r3 = -9007199254740991;
let t3 = r3.toFixed(15);
expect(t3).toEqual("-9007199254740991.000000000000000");
})
test('isFinite', () => {
expect(isFinite(1000 / 1)).toEqual(true);
expect(isFinite(910)).toEqual(true);
expect(isFinite(0)).toEqual(true);
// #ifdef APP-ANDROID
let aj2 = JSON.parse('{"a":1}') as UTSJSONObject;
let aNumber = aj2['a'] as UTSNumber
expect(isFinite(aNumber)).toEqual(true);
expect(UTSNumber.isFinite(aNumber)).toEqual(true);
expect(UTSNumber.isFinite(11.00)).toEqual(true);
expect(UTSNumber.isFinite(Double.POSITIVE_INFINITY)).toEqual(false);
// #endif
})
test('number-from-json-parse', () => {
type A = {
a:number
}
let aj = JSON.parse('{"a":1}');
expect(aj?.a == 1).toEqual(true);
expect(aj?.a == 1 as number).toEqual(true);
expect(aj?.a == 1.0).toEqual(true);
expect(aj?.a == 1.0 as number).toEqual(true);
// #ifdef APP-ANDROID
expect(numberEquals(aj?.a,1)).toEqual(true);
expect(numberEquals(aj?.a,1 as number)).toEqual(true);
expect(numberEquals(aj?.a,1.0)).toEqual(true);
expect(numberEquals(aj?.a,1.0 as number)).toEqual(true);
let ki:Int = 1;
let kd:Double = 1.0;
let kf:Float = (1.0).toFloat();
expect(aj?.a == ki).toEqual(true);
expect(aj?.a == kd).toEqual(true);
expect(aj?.a == kf).toEqual(true);
expect(aj?.a === ki).toEqual(true);
expect(aj?.a === kd).toEqual(true);
expect(aj?.a === kf).toEqual(true);
// 对比JSON.parse 和 new 得到的对象属性
let newA = A(1)
expect(aj?.a == newA.a).toEqual(true);
expect(aj?.a === newA.a).toEqual(true);
newA.a = 1.0
expect(aj?.a == newA.a).toEqual(true);
expect(aj?.a === newA.a).toEqual(true);
newA.a = 1.1
expect(aj?.a == newA.a).toEqual(false);
expect(aj?.a === newA.a).toEqual(false);
let a10 = JSON.parse("10")
let b10 = JSON.parse("10")
let c10 = JSON.parse("10.0")
expect(a10 == b10).toEqual(true);
expect(a10 == c10).toEqual(true);
let aj2 = JSON.parse('{"a":1}');
expect(aj?.a == aj2?.a).toEqual(true);
// #endif
})
test('isInteger', () => {
expect(Number.isInteger(12)).toEqual(true);
expect(Number.isInteger(12.01)).toEqual(false);
expect(Number.isInteger(-213123112.01)).toEqual(false);
expect(Number.isInteger(-213123112)).toEqual(true);
})
test('isNaN', () => {
expect(isNaN(0)).toEqual(false);
// #ifdef APP-ANDROID
let aj2 = JSON.parse('{"a":1}') as UTSJSONObject;
let aNumber = aj2['a'] as UTSNumber
expect(isNaN(aNumber)).toEqual(false);
expect(UTSNumber.isNaN(aNumber)).toEqual(false);
expect(UTSNumber.isNaN(11)).toEqual(false);
expect(UTSNumber.isNaN(null)).toEqual(false);
expect(UTSNumber.isNaN(1 / 0)).toEqual(false);
// #endif
})
test('toPrecision', () => {
// #TEST Number.toPrecision
console.log(123.456.toPrecision(4))//123.5
// #END
expect(123.456.toPrecision(4)).toEqual("123.5");
expect(0.004.toPrecision(4)).toEqual("0.004000");
// expect(1.23e5.toPrecision(4)).toEqual("1.230e+5");
})
test('toString', () => {
// #TEST Number.toString
console.log((10).toString())//10
// #END
expect((10).toString()).toEqual("10");
expect((17).toString()).toEqual("17");
expect((17.2).toString()).toEqual("17.2");
expect((6).toString(2)).toEqual("110");
expect((254).toString(16)).toEqual("fe");
expect((-10).toString(2)).toEqual("-1010");
expect((10.22).toString(8)).toEqual("12.16050753412172704");
expect((-10.22).toString(8)).toEqual("-12.16050753412172704");
expect((123456789987654).toString(16)).toEqual("7048861cc146");
expect((-0xff).toString(2)).toEqual("-11111111");
const a = 1e38
expect(a.toString(16).substring(0,12)).toEqual("4b3b4ca85a86");
expect(a.toString(16).length).toEqual(32);
expect(a.toString(16).substring(23)).toEqual("000000000");
expect(a.toString(2).length).toEqual(127);
expect(a.toString(2).substring(0,32)).toEqual("10010110011101101001100101010000");
expect(a.toString(2).substring(100)).toEqual("000000000000000000000000000");
const b = 1e22
const bStr12 = b.toString(12)
/**
* 移动端: 27373a86ba1a194a65054
* 浏览器端:27373a86ba1a195400000
*/
expect(bStr12.length).toEqual(21);
expect(bStr12.substring(0,14)).toEqual("27373a86ba1a19");
expect(0.6.toString()).toEqual("0.6");
})
test('valueOf', () => {
// #TEST Number.valueOf
console.log((10).valueOf()) //10
// #END
expect((10).valueOf()).toEqual(10);
expect((-10.2).valueOf()).toEqual(-10.2);
expect((0xf).valueOf()).toEqual(15);
})
// #ifdef APP-ANDROID
// 数据转换操作示例
test('toX', () => {
let num = 10.123
expect(num.toInt()).toEqual(10);
expect(num.toDouble()).toEqual(10.123);
})
// #endif
test('toInt', () => {
// #ifdef APP
// #TEST Number.toInt
let a = 12
console.log(a.toInt());
// expected output: 12
// Int最大值2147483647,溢出了
let b = 2147483648
// expected output: -2147483648
// #END
expect(a.toInt()).toEqual(12);
// #endif
})
test('toByte', () => {
// #ifdef APP
// #TEST Number.toByte
let a = 12
// #ifdef APP-ANDROID
console.log(a.toByte());
// #endif
// expected output: 12
// #END
expect(a.toInt()).toEqual(12);
// #endif
})
test('toLong', () => {
// #ifdef APP-ANDROID
// #TEST Number.toLong
let a = 12
console.log(a.toLong());
// expected output: 12
// #END
expect(a.toLong()).toEqual(12);
// #endif
})
test('from', () => {
// #ifdef APP
// #TEST Number.from
let a: Int = 12
let b = Number.from(a)
console.log(b);
// expected output: 12
// #END
expect(b).toEqual(12);
// #endif
})
test('numberEquals', () => {
let a1 = 10.123
let b1 = 10.12300
let c1 = 10.12300002
expect(a1 == b1).toEqual(true);
expect(a1 === b1).toEqual(true);
expect(a1 !== 10.123001).toEqual(true);
expect(a1 != c1).toEqual(true);
let a2 = 0
let b2 = 0.0
expect(a2 == b2).toEqual(true);
expect(a2 === b2).toEqual(true);
let a3 = -1000
let b3 = -1000.0
expect(a3 == b3).toEqual(true);
expect(a3 === b3).toEqual(true);
let a4 = 123456789123456
let b4 = 123456789123456.0
expect(a4 == b4).toEqual(true);
expect(a4 === b4 * 1.0).toEqual(true);
let a5 = -123456789123456
let b5 = -123456789123456.01
expect(a5 != b5).toEqual(true);
expect(a5 !== b5).toEqual(true);
let a6 = 246.0 / 123 * 1.0
let b6 = 2
let c6 = 2.0
expect(a6 == b6).toEqual(true);
expect(b6 === c6).toEqual(true);
expect(b6 !== c6 * 1.001).toEqual(true);
expect(b6 != c6 * 1.001).toEqual(true);
let a7 = -10 * 123.2
let b7 = - 1232
expect(a7 == b7).toEqual(true);
expect(a7 != b7 * -1).toEqual(true);
let a8 = -101 * 123.201
expect(a8 == -12443.301).toEqual(true);
expect(a8 === -12443.301).toEqual(true);
expect(a8 !== -12443.301 * 0.999).toEqual(true);
expect(a8 != -12443.301 * 0.999999).toEqual(true);
let a9 = -0.02 * -123456
expect(a9 == 2469.12).toEqual(true);
expect(a9 === 2469.12).toEqual(true);
expect(a9 != 2469.1201).toEqual(true);
let a10 = 123456789123456.123456789123456
let b10 = 123456789123456.123456789123456000000
expect(a10 == b10).toEqual(true);
expect(a10 === b10).toEqual(true);
})
})
}