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<?php
namespace Illuminate\Tests\Integration\Database\EloquentLazyEagerLoadingTest;
use DB;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
use Illuminate\Tests\Integration\Database\DatabaseTestCase;
/**
* @group integration
*/
class EloquentLazyEagerLoadingTest extends DatabaseTestCase
{
protected function setUp(): void
{
parent::setUp();
Schema::create('one', function (Blueprint $table) {
$table->increments('id');
});
Schema::create('two', function (Blueprint $table) {
$table->increments('id');
$table->integer('one_id');
});
Schema::create('three', function (Blueprint $table) {
$table->increments('id');
$table->integer('one_id');
});
}
public function testItBasic()
{
$one = Model1::create();
$one->twos()->create();
$one->threes()->create();
$model = Model1::find($one->id);
$this->assertTrue($model->relationLoaded('twos'));
$this->assertFalse($model->relationLoaded('threes'));
DB::enableQueryLog();
$model->load('threes');
$this->assertCount(1, DB::getQueryLog());
$this->assertTrue($model->relationLoaded('threes'));
}
}
class Model1 extends Model
{
public $table = 'one';
public $timestamps = false;
protected $guarded = ['id'];
protected $with = ['twos'];
public function twos()
{
return $this->hasMany(Model2::class, 'one_id');
}
public function threes()
{
return $this->hasMany(Model3::class, 'one_id');
}
}
class Model2 extends Model
{
public $table = 'two';
public $timestamps = false;
protected $guarded = ['id'];
public function one()
{
return $this->belongsTo(Model1::class, 'one_id');
}
}
class Model3 extends Model
{
public $table = 'three';
public $timestamps = false;
protected $guarded = ['id'];
public function one()
{
return $this->belongsTo(Model1::class, 'one_id');
}
}
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