use-push-router/dist/url-search-params-to-object.test.js

A custom hook that simplifies modifying the search params in Next.js

import { urlSearchParamsToObject } from './url-search-params-to-object';
import { describe, it, expect } from 'vitest';
describe('urlSearchParamsToObject', () => {
    it('should convert single key-value pair', () => {
        const params = new URLSearchParams('foo=bar');
        expect(urlSearchParamsToObject(params)).toEqual({ foo: 'bar' });
    });
    it('should convert multiple key-value pairs', () => {
        const params = new URLSearchParams('foo=bar&baz=qux');
        expect(urlSearchParamsToObject(params)).toEqual({ foo: 'bar', baz: 'qux' });
    });
    it('should handle repeated keys as arrays', () => {
        const params = new URLSearchParams('foo=bar&foo=baz&foo=qux');
        expect(urlSearchParamsToObject(params)).toEqual({
            foo: ['bar', 'baz', 'qux'],
        });
    });
    it('should handle empty search params', () => {
        const params = new URLSearchParams('');
        expect(urlSearchParamsToObject(params)).toEqual({});
    });
    it('should handle special characters', () => {
        const params = new URLSearchParams('f%20o%20o=b%40r&baz=qu%3Dx');
        expect(urlSearchParamsToObject(params)).toEqual({
            'f o o': 'b@r',
            baz: 'qu=x',
        });
    });
    it('should handle mix of single and repeated keys', () => {
        const params = new URLSearchParams('a=1&a=2&b=3');
        expect(urlSearchParamsToObject(params)).toEqual({ a: ['1', '2'], b: '3' });
    });
});
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