bot-28/tests/Unit/DecimalNumberTest.php

<?php

namespace Tests\Unit;

use App\Rules\DecimalNumber;
use PHPUnit\Framework\TestCase;

class DecimalNumberTest extends TestCase
{
    public function test_accepts_money_without_precision_loss(): void
    {
        $rule = new DecimalNumber();

        $this->assertTrue($rule->passes('amount', '10000'));
        $this->assertTrue($rule->passes('amount', '99999999999999.9999'));
        $this->assertFalse($rule->passes('amount', '1e3'));
        $this->assertFalse($rule->passes('amount', '1.00001'));
        $this->assertFalse($rule->passes('amount', '-1'));
    }
}