exchange/tests/Unit/BookingTest.php

<?php

namespace Tests\Unit\BookingTest;

use Tests\TestCase;
use Illuminate\Foundation\Testing\WithoutMiddleware;
use Illuminate\Database\Seeder;
use Illuminate\Foundation\Testing\DatabaseMigrations;
use Artisan;
use App\User;

class BookingTest extends TestCase
{
    protected $user;
    
    public function setUp()
    {
        parent::setUp();
        Artisan::call('db:seed');
        $this->user = factory(User::class)->create();
    }

       public function testPost()
          {
              $response = 
              $this->actingAs($this->user)
              ->postJson('/api/booking/',  [
                'account_name' => 'johnny',
                'account_num' => '1234567', 
                'bank_name' => 'myabnak', 
                'bank_branch' => 'banking', 
                'company_name' => 'besaras', 
                'company_address' => 'californina', 
                'bank_address' => 'cyber', 
                'swift_code' => '123wert', 
                'cnap' => '2131rew',
                'term' => 'x2_cash',
                'amount' => '14000'
            ]);
              $response->assertStatus(500);
          }

}