Merge branch 'hotfix/118'

Close #118
Fix #117

CHANGELOG.md

@@ -35,6 +35,9 @@ All notable changes to this project will be documented in this file, in reverse
   can be now used with PHP 7.1+ instead of `session.hash_bits_per_character`
   (used with PHP versions prior to 7.1).
 
+- [#118](https://github.com/zendframework/zend-session/pull/118) avoid unnecessary phpinfo() call
+  when register own save handler which is an object.
+
 ## 2.8.5 - 2018-02-22
 
 ### Added

src/Config/SessionConfig.php

@@ -447,40 +447,37 @@ private function locateRegisteredSaveHandlers()
      */
     private function performSaveHandlerUpdate($phpSaveHandler)
     {
-        $knownHandlers = $this->locateRegisteredSaveHandlers();
-
-        if (in_array($phpSaveHandler, $knownHandlers, true)) {
-            $phpSaveHandler = strtolower($phpSaveHandler);
-            set_error_handler([$this, 'handleError']);
-            session_module_name($phpSaveHandler);
-            restore_error_handler();
-            if ($this->phpErrorCode >= E_WARNING) {
+        if (is_string($phpSaveHandler)) {
+            $knownHandlers = $this->locateRegisteredSaveHandlers();
+
+            if (in_array($phpSaveHandler, $knownHandlers, true)) {
+                $phpSaveHandler = strtolower($phpSaveHandler);
+                set_error_handler([$this, 'handleError']);
+                session_module_name($phpSaveHandler);
+                restore_error_handler();
+                if ($this->phpErrorCode >= E_WARNING) {
+                    throw new Exception\InvalidArgumentException(sprintf(
+                        'Error setting session save handler module "%s": %s',
+                        $phpSaveHandler,
+                        $this->phpErrorMessage
+                    ));
+                }
+
+                return $phpSaveHandler;
+            }
+
+            if (! class_exists($phpSaveHandler)
+                || ! is_a($phpSaveHandler, SessionHandlerInterface::class, true)
+            ) {
                 throw new Exception\InvalidArgumentException(sprintf(
-                    'Error setting session save handler module "%s": %s',
+                    'Invalid save handler specified ("%s"); must be one of [%s]'
+                    . ' or a class implementing %s',
                     $phpSaveHandler,
-                    $this->phpErrorMessage
+                    implode(', ', $knownHandlers),
+                    SessionHandlerInterface::class
                 ));
             }
 
-            return $phpSaveHandler;
-        }
-
-        if (is_string($phpSaveHandler)
-            && (! class_exists($phpSaveHandler)
-                || ! (in_array(SessionHandlerInterface::class, class_implements($phpSaveHandler)))
-            )
-        ) {
-            throw new Exception\InvalidArgumentException(sprintf(
-                'Invalid save handler specified ("%s"); must be one of [%s]'
-                . ' or a class implementing %s',
-                $phpSaveHandler,
-                implode(', ', $knownHandlers),
-                SessionHandlerInterface::class,
-                SessionHandlerInterface::class
-            ));
-        }
-
-        if (is_string($phpSaveHandler)) {
             $phpSaveHandler = new $phpSaveHandler();
         }
 

test/Config/SessionConfigTest.php

@@ -16,11 +16,12 @@
 use stdClass;
 use Zend\Session\Config\SessionConfig;
 use Zend\Session\Exception;
+use Zend\Session\SaveHandler\SaveHandlerInterface;
 use ZendTest\Session\TestAsset\TestSaveHandler;
 
 /**
  * @runTestsInSeparateProcesses
- * @covers Zend\Session\Config\SessionConfig
+ * @covers \Zend\Session\Config\SessionConfig
  */
 class SessionConfigTest extends TestCase
 {
@@ -31,11 +32,16 @@ class SessionConfigTest extends TestCase
      */
     protected $config;
 
-    public function setUp()
+    protected function setUp()
     {
         $this->config = new SessionConfig;
     }
 
+    protected function tearDown()
+    {
+        $this->config = null;
+    }
+
     public function assertPhpLessThan71($message = 'This test requires a PHP version less than 7.1.0')
     {
         if (PHP_VERSION_ID < 70100) {
@@ -1245,4 +1251,14 @@ public function testCanProvidePathWhenUsingRedisSaveHandler()
 
         $this->assertSame($url, $this->config->getOption('save_path'));
     }
+
+    public function testNotCallLocateRegisteredSaveHandlersMethodIfSessionHandlerInterfaceWasPassed()
+    {
+        $phpinfo = $this->getFunctionMock('Zend\Session\Config', 'phpinfo');
+        $phpinfo
+            ->expects($this->never());
+
+        $saveHandler = $this->createMock(SessionHandlerInterface::class);
+        $this->config->setPhpSaveHandler($saveHandler);
+    }
 }