Add length check

Author: PineappleIOnic

tests/Base.php

@@ -216,6 +216,7 @@ public function testHTTPSuccess(): void
             if ($row == 'unique()') {
                 $this->assertNotEmpty($output[$i]);
                 $this->assertIsString($output[$i]);
+                $this->assertEquals(18, strlen($output[$i]));
                 $this->assertNotEquals($output[$i], 'unique()');
             } else {
                 $this->assertEquals($output[$i], $row);