pullAll
移除数组
arr 中所有和给定值相等的元素, 原地操作pullAll.test.ts
import { pullAll } from "../../utility/array/pullAll";
describe('pullAll tests...', () => {
test('Method pullAll should receive an array composed of number and return the filtered array', () => {
const received = {
origin: [1, 2, 3, 1, 2, 3],
selector: [2, 3],
};
const expected = {
isEqual: true,
result: [1, 1],
};
const result = pullAll<number>(received.origin, received.selector);
expect(result === received.origin).toBe(expected.isEqual);
result.forEach((v, i) => {
expect(v).toBe(expected.result[i]);
});
});
test('Method pullAll should receive an array composed of plain object and return the filtered array', () => {
interface IOriginParams {
name: string,
age: number,
};
const received = {
origin: [
{
name: 'duan',
age: 21,
},
{
name: 'zhao',
age: 22,
},
{
name: 'duan',
age: 21,
},
],
selector: [
{
name: 'duan',
age: 21,
},
],
};
const expected = {
isEqual: true,
result: [
{
name: 'duan',
age: 21,
},
{
name: 'zhao',
age: 22,
},
{
name: 'duan',
age: 21,
},
],
};
const result = pullAll<IOriginParams>(received.origin, received.selector);
expect(result === received.origin).toBe(expected.isEqual);
expect(result.length).toBe(expected.result.length);
});
test('Method pullAll should receive an array composed of mixed value and return the filtered array', () => {
const received = {
origin: [
0,
19980808,
'duanzhaoyang',
false,
null,
undefined,
Symbol('a'),
function () { },
{},
[],
],
selector: [false, undefined, 19980808, []],
};
const expected = {
isEqual: true,
result: [
0,
'duanzhaoyang',
null,
Symbol('a'),
function () { },
{},
[],
],
};
const result = pullAll<any>(received.origin, received.selector);
expect(result === received.origin).toBe(expected.isEqual);
expect(result.length).toBe(expected.result.length);
});
});