3 files changed, 19 insertions, 2 deletions
diff --git a/tests/cache/apcu_driver_test.php b/tests/cache/apcu_driver_test.php
index 9de1d82a15..57f640c313 100644
--- a/tests/cache/apcu_driver_test.php
+++ b/tests/cache/apcu_driver_test.php
@@ -49,10 +49,27 @@ class phpbb_cache_apcu_driver_test extends phpbb_cache_common_test_case
 
 	protected function setUp()
 	{
+		global $phpbb_container, $phpbb_root_path;
+
 		parent::setUp();
 
+		$phpbb_container = new phpbb_mock_container_builder();
+		$phpbb_container->setParameter('core.cache_dir', $phpbb_root_path . 'cache/' . PHPBB_ENVIRONMENT . '/');
+
 		$this->driver = new \phpbb\cache\driver\apcu;
 
 		$this->driver->purge();
 	}
+
+	public function test_purge()
+	{
+		/* add a cache entry which does not match our key */
+		$foreign_key = 'test_' . $this->driver->key_prefix . 'test';
+		$this->assertSame(true, apcu_store($foreign_key, 0, 600));
+		$this->assertSame(true, apcu_exists($foreign_key));
+
+		parent::test_purge();
+
+		$this->assertSame(true, apcu_exists($foreign_key));
+	}
 }
diff --git a/tests/cache/cache_memory.php b/tests/cache/cache_memory.php
index 806edb963a..565e9a48eb 100644
--- a/tests/cache/cache_memory.php
+++ b/tests/cache/cache_memory.php
@@ -18,7 +18,7 @@ class phpbb_cache_memory extends \phpbb\cache\driver\memory
 	/**
 	* Set cache path
 	*/
-	function phpbb_cache_memory()
+	function __construct()
 	{
 	}
 
diff --git a/tests/cache/cache_memory_test.php b/tests/cache/cache_memory_test.php
index 9f92e8d8dc..ba1010bcf3 100644
--- a/tests/cache/cache_memory_test.php
+++ b/tests/cache/cache_memory_test.php
@@ -116,7 +116,7 @@ class phpbb_cache_memory_test extends phpbb_database_test_case
 				$results[] = $row;
 			}
 			$this->cache->sql_freeresult($query_id);
-			$this->assertEquals($query[1], sizeof($results));
+			$this->assertEquals($query[1], count($results));
 		}
 
 		$this->cache->destroy('sql', $table);