feat: response with http protocol version

src/System/Http/Response.php

@@ -73,6 +73,11 @@ class Response
      * */
     private $content_type = 'text/html';
 
+    /**
+     * Http Protocol version (1.0 or 1.1).
+     */
+    private string $protocol_version;
+
     /**
      * Create rosone http base on conten and header.
      *
@@ -85,6 +90,7 @@ public function __construct($content = '', int $respone_code = Response::HTTP_OK
         $this->setContent($content);
         $this->setResponeCode($respone_code);
         $this->headers = new HeaderCollection($headers);
+        $this->setProtocolVersion('1.1');
     }
 
     /**
@@ -96,7 +102,7 @@ public function __toString()
     {
         $respone_code   = $this->respone_code;
         $respone_text   = Response::$statusTexts[$respone_code] ?? 'ok';
-        $respone_header = sprintf('HTTP/1.1 %s %s', $respone_code, $respone_text);
+        $respone_header = sprintf('HTTP/%s %s %s', $this->getProtocolVersion(), $respone_code, $respone_text);
 
         $header_lines = (string) $this->headers;
         $content      = is_array($this->content)
@@ -356,6 +362,16 @@ public function setHeaders($headers)
         return $this;
     }
 
+    /**
+     * Set http protocol version.
+     */
+    public function setProtocolVersion(string $version): self
+    {
+        $this->protocol_version = $version;
+
+        return $this;
+    }
+
     /**
      * Remove header from origin header.
      *
@@ -420,6 +436,14 @@ public function getContent()
         return $this->content;
     }
 
+    /**
+     * Get http protocole version.
+     */
+    public function getProtocolVersion(): string
+    {
+        return $this->protocol_version;
+    }
+
     /**
      * Prepare response to send header to client.
      *

tests/Http/ResponseTest.php

@@ -3,6 +3,7 @@
 use PHPUnit\Framework\TestCase;
 use System\Http\Request;
 use System\Http\Response;
+use System\Text\Str;
 
 class ResponseTest extends TestCase
 {
@@ -167,4 +168,13 @@ public function itCanGetTypeOfResponseCode()
         $res = new Response('content', rand(500, 599));
         $this->assertTrue($res->isServerError());
     }
+
+    /** @test */
+    public function itCanChangeProtocolVersion()
+    {
+        $res = new Response('content');
+        $res->setProtocolVersion('1.0');
+
+        $this->assertTrue(Str::contains((string) $res, '1.0'), 'Test protocol version');
+    }
 }