public function seed($seeder = 'DatabaseSeeder')
{
$seeders = is_array($seeder) ? $seeder : [$seeder];
foreach ($seeders as $seeder) {
$code = $this->artisan('db:seed', ['--class' => str_contains($seeder, '\\') ? $seeder : 'Artesaos\\Defender\\Testing\\' . $seeder]);
$this->assertEquals(0, $code, sprintf('Something went wrong when seeding %s.', $seeder));
}
}