Add PHPStan at level 2

Signed-off-by: Maurício Meneghini Fauth <mauricio@fauth.dev>

1 files changed, 4 insertions, 1 deletions

diff --git a/tests/Components/ArrayObjTest.php b/tests/Components/ArrayObjTest.php
index 978b249..f683d72 100644
--- a/tests/Components/ArrayObjTest.php
+++ b/tests/Components/ArrayObjTest.php
@@ -4,6 +4,7 @@ declare(strict_types=1);
 namespace PhpMyAdmin\SqlParser\Tests\Components;
 
 use PhpMyAdmin\SqlParser\Components\ArrayObj;
+use PhpMyAdmin\SqlParser\Components\Expression;
 use PhpMyAdmin\SqlParser\Parser;
 use PhpMyAdmin\SqlParser\Tests\TestCase;
 
@@ -27,12 +28,14 @@ class ArrayObjTest extends TestCase
             new Parser(),
             $this->getTokensList('(1 + 2, 3 + 4)'),
             [
-                'type' => 'PhpMyAdmin\\SqlParser\\Components\\Expression',
+                'type' => Expression::class,
                 'typeOptions' => [
                     'breakOnParentheses' => true,
                 ],
             ]
         );
+        $this->assertInstanceOf(Expression::class, $components[0]);
+        $this->assertInstanceOf(Expression::class, $components[1]);
         $this->assertEquals($components[0]->expr, '1 + 2');
         $this->assertEquals($components[1]->expr, '3 + 4');
     }