Invalid Host "ticketbeast.testdb_connection=mysql".

Hi,

When I run sail test, I see error:

 PASS  Tests\Unit\ExampleTest
  ✓ that true is true

   FAIL  Tests\Feature\ViewConcertListingTest
  ⨯ user can view a concert listing

  ---

  • Tests\Feature\ViewConcertListingTest > user can view a concert listing
   Symfony\Component\HttpFoundation\Exception\SuspiciousOperationException 

  Invalid Host "ticketbeast.testdb_connection=mysql".

  at vendor/symfony/http-foundation/Request.php:1139
    1135▕                 return '';
    1136▕             }
    1137▕             $this->isHostValid = false;
    1138▕ 
  ➜ 1139▕             throw new SuspiciousOperationException(sprintf('Invalid Host "%s".', $host));
    1140▕         }
    1141▕ 
    1142▕         if (\count(self::$trustedHostPatterns) > 0) {
    1143▕             // to avoid host header injection attacks, you should provide a list of trusted host patterns

      +6 vendor frames 
  7   tests/Feature/ViewConcertListingTest.php:36
      Illuminate\Foundation\Testing\TestCase::get()

What I have: ViewConcertListingTest.php:

<?php

namespace Tests\Feature;

// use Illuminate\Foundation\Testing\RefreshDatabase;

use App\Models\Concert;
use Carbon\Carbon;
use Illuminate\Foundation\Testing\DatabaseMigrations;
use Tests\TestCase;

class ViewConcertListingTest extends TestCase
{
    use DatabaseMigrations;

    /** @test */
    function user_can_view_a_concert_listing()
    {
        // Arrange
        // Create a concert
        $concert = Concert::create([
            'title' => 'Sample Title',
            'subtitle' => 'Sample Subtitle',
            'date' => Carbon::parse('December 13, 2016 8:00pm'),
            'ticket_price' => 3250,
            'venue' => 'Sample Venue',
            'venue_address' => '123 Sample Address',
            'city' => 'Some City',
            'state' => 'ON',
            'zip' => '12345',
            'additional_information' => 'For tickets, call (555) 555-5555.'
        ]);

        // Act
        // View the concert listing
        $this->get('/concerts/'.$concert->id);

        // Assert
        // see the concert details
        $this->see('Sample Title');
        $this->see('Sample Subtitle');
        $this->see('December 13, 2016');
        $this->see('8:00pm');
        $this->see('32.50');
        $this->see('Sample Venue',);
        $this->see('123 Sample Address');
        $this->see('Some City, ON 12345');
        $this->see('For tickets, call (555) 555-5555.');
    }
}

.env:

APP_NAME=Laravel
APP_ENV=local
APP_KEY=base64:yGaeW5/pNK2mPsPtIkN/Mz6W52ljKKUVXVNrfye2wio=
APP_DEBUG=true
APP_URL=http://ticketbeast.testDB_CONNECTION=mysql
                               DB_HOST=mysql
                               DB_PORT=3306
                               DB_DATABASE=ticketbeast
                               DB_USERNAME=sail
                               DB_PASSWORD=password

LOG_CHANNEL=stack
LOG_DEPRECATIONS_CHANNEL=null
LOG_LEVEL=debug

web.php:

<?php

use Illuminate\Support\Facades\Route;

Route::get('/concerts/{id}', 'ConcertController@show');