SessionManager: Don't save non-persisted sessions to backend storage

This introduces an in-process cache (using a HashBagOStuff) for session
data, and only saves to the external cache when the session is
persisted.

Bug: T125267
Change-Id: Ie161e0f7522cd68515b060ad8cf8c151b7198b0b

1 files changed, 0 insertions, 8 deletions

diff --git a/tests/phpunit/includes/session/PHPSessionHandlerTest.php b/tests/phpunit/includes/session/PHPSessionHandlerTest.php
index 125e1b664e09..1c54a20af3ee 100644
--- a/tests/phpunit/includes/session/PHPSessionHandlerTest.php
+++ b/tests/phpunit/includes/session/PHPSessionHandlerTest.php
@@ -172,14 +172,6 @@ class PHPSessionHandlerTest extends MediaWikiTestCase {
 			$this->assertSame( $expect, $_SESSION );
 		}
 
-		// Test expiry
-		session_write_close();
-		ini_set( 'session.gc_divisor', 1 );
-		ini_set( 'session.gc_probability', 1 );
-		sleep( 3 );
-		session_start();
-		$this->assertSame( array(), $_SESSION );
-
 		// Re-fill the session, then test that session_destroy() works.
 		$_SESSION['AuthenticationSessionTest'] = $rand;
 		session_write_close();