baoshi-was/tests/Unit/EchoTest.php

<?php

namespace Tests\Unit;

use App\Services\CacheService;
use Illuminate\Support\Facades\Cache;
use Tests\TestCase;

class EchoTest extends TestCase
{


    public function testEcho(){
        echo "\nabc3213123\n";
        $this->assertEquals(3,2);
    }

}