import assert from 'node:assert';
import { MAX_INTEGER, MAX_ARRAY_LENGTH } from './utils';
import toLength from '../src/toLength';

describe('toLength', () => {
    it('should return a valid length', () => {
        assert.strictEqual(toLength(-1), 0);
        assert.strictEqual(toLength('1'), 1);
        assert.strictEqual(toLength(1.1), 1);
        assert.strictEqual(toLength(MAX_INTEGER), MAX_ARRAY_LENGTH);
    });

    it('should return `value` if a valid length', () => {
        assert.strictEqual(toLength(0), 0);
        assert.strictEqual(toLength(3), 3);
        assert.strictEqual(toLength(MAX_ARRAY_LENGTH), MAX_ARRAY_LENGTH);
    });

    it('should convert `-0` to `0`', () => {
        assert.strictEqual(1 / toLength(-0), Infinity);
    });
});