Mock HTTP Request, and custom facade in Laravel test (PHPUnit)

SomeTest.php

<?php

namespace Tests\Feature;

use Symfony\Component\HttpFoundation\Request;
use Tests\TestCase;

class BrandResolveByMultipleDomainsTest extends TestCase
{

    private function mockRequest(string $domain): void
    {
        $this->app->bind('request', function () use ($domain) {
            $request = new \Illuminate\Http\Request;

            return $request->createFromBase(
                Request::create(
                    '/login',
                    'GET',
                    [],
                    [],
                    [],
                    [
                        'HTTP_HOST' => $domain,
                        'SERVER_NAME' => $domain,
                        'SERVER_PORT' => '80',
                        'SERVER_ADDR' => '127.0.0.1'
                    ]
                )
            );
        });
    }
  
    private function mockFacade() : void
    {
        $object = new \stdClass();
      
        \SomeCustomFacade::partialMock()
            ->shouldReceive('someMethod')
            ->andReturn($object);
    }
  
}