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<?php
namespace Illuminate\Tests\Integration\Database\EloquentBelongsToTest;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
use Illuminate\Support\Str;
use Illuminate\Tests\Integration\Database\DatabaseTestCase;
/**
* @group integration
*/
class EloquentBelongsToTest extends DatabaseTestCase
{
protected function setUp(): void
{
parent::setUp();
Schema::create('users', function (Blueprint $table) {
$table->increments('id');
$table->string('slug')->nullable();
$table->unsignedInteger('parent_id')->nullable();
$table->string('parent_slug')->nullable();
});
$user = User::create(['slug' => Str::random()]);
User::create(['parent_id' => $user->id, 'parent_slug' => $user->slug]);
}
public function testHasSelf()
{
$users = User::has('parent')->get();
$this->assertEquals(1, $users->count());
}
public function testHasSelfCustomOwnerKey()
{
$users = User::has('parentBySlug')->get();
$this->assertEquals(1, $users->count());
}
public function testAssociateWithModel()
{
$parent = User::doesntHave('parent')->first();
$child = User::has('parent')->first();
$parent->parent()->associate($child);
$this->assertEquals($child->id, $parent->parent_id);
$this->assertEquals($child->id, $parent->parent->id);
}
public function testAssociateWithId()
{
$parent = User::doesntHave('parent')->first();
$child = User::has('parent')->first();
$parent->parent()->associate($child->id);
$this->assertEquals($child->id, $parent->parent_id);
$this->assertEquals($child->id, $parent->parent->id);
}
public function testAssociateWithIdUnsetsLoadedRelation()
{
$child = User::has('parent')->with('parent')->first();
// Overwrite the (loaded) parent relation
$child->parent()->associate($child->id);
$this->assertEquals($child->id, $child->parent_id);
$this->assertFalse($child->relationLoaded('parent'));
}
}
class User extends Model
{
public $timestamps = false;
protected $guarded = ['id'];
public function parent()
{
return $this->belongsTo(self::class, 'parent_id');
}
public function parentBySlug()
{
return $this->belongsTo(self::class, 'parent_slug', 'slug');
}
}
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