PHP Laravel menegaskan pesan kesalahan tunjukkan

<?php
namespace Tests\Feature;
use Tests\TestCase;
class exampleTest extends TestCase
{
    public function test_with_message_on_error()
    {
		for ($i = 0; $i < 10; $i++)
        	// assertLessThan(needed, calucalted, onErrorMessage)
            $this->assertLessThan(3, $i, ">>>>>>>> different index: " . $i);
    }
}
// output
>>>>>>>> different index: 3
Failed asserting that 3 is less than 3.
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