Replacement of assertEquals() to assertSame()

tests/logger/FileLoggerTest.php

@@ -103,7 +103,7 @@ class FileLoggerTest extends PHPUnit_Framework_TestCase
         $logger->__destruct();
         $this->assertAttributeEquals(null, 'handler', $logger);
         $fd_count_end = (int) `$fd_command`;
-        $this->assertEquals($fd_count_start, $fd_count_end);
+        $this->assertSame($fd_count_start, $fd_count_end);
     }
 
     public function tearDown()