From c7d47e34e82128399e1b20b9f80a85f46c4cfd75 Mon Sep 17 00:00:00 2001
From: Marc Alexander <admin@m-a-styles.de>
Date: Mon, 25 Nov 2019 21:27:43 +0100
Subject: [ticket/16223] Ensure memcached tests are only run when available

PHPBB3-16223
---
 tests/RUNNING_TESTS.md                           | 15 +++++++++++++++
 tests/cache/memcached_test.php                   | 21 ++++++++++++++++++++-
 tests/test_framework/phpbb_test_case_helpers.php | 20 ++++++++++++++++++++
 3 files changed, 55 insertions(+), 1 deletion(-)

(limited to 'tests')

diff --git a/tests/RUNNING_TESTS.md b/tests/RUNNING_TESTS.md
index 516541151c..54db823b4a 100644
--- a/tests/RUNNING_TESTS.md
+++ b/tests/RUNNING_TESTS.md
@@ -109,6 +109,21 @@ Or via environment variables as follows:
 
     $ PHPBB_TEST_REDIS_HOST=localhost PHPBB_TEST_REDIS_PORT=6379 phpunit
 
+Memcached
+---------
+
+In order to run tests for the memcached cache driver, at least one of memcached
+host or port must be specified in the test configuration. This can be done via
+test_config.php as follows:
+
+    <?php
+    $phpbb_memcached_host = 'localhost';
+    $phpbb_memcached_port = '11211';
+
+Or via environment variables as follows:
+
+    $ PHPBB_TEST_MEMCACHED_HOST=localhost PHPBB_TEST_MEMCACHED_PORT=11211 phpunit
+
 Running
 =======
 
diff --git a/tests/cache/memcached_test.php b/tests/cache/memcached_test.php
index 2c63ed6bcb..a29f0040cf 100644
--- a/tests/cache/memcached_test.php
+++ b/tests/cache/memcached_test.php
@@ -29,6 +29,25 @@ class phpbb_cache_memcached_driver_test extends \phpbb_cache_common_test_case
 			self::markTestSkipped('memcached extension is not loaded');
 		}
 
+		$config = phpbb_test_case_helpers::get_test_config();
+		if (isset($config['memcached_host']) || isset($config['memcached_port']))
+		{
+			$host = isset($config['memcached_host']) ? $config['memcached_host'] : 'localhost';
+			$port = isset($config['memcached_port']) ? $config['memcached_port'] : 11211;
+			self::$config = array('host' => $host, 'port' => $port);
+		}
+		else
+		{
+			self::markTestSkipped('Test memcached host/port is not specified');
+		}
+
+		$memcached = new \Memcached();
+		$memcached->addServer(self::$config['host'], self::$config['port']);
+		if (empty($memcached->getStats()))
+		{
+			self::markTestSkipped('Test memcached server is not available');
+		}
+
 		parent::setUpBeforeClass();
 	}
 
@@ -40,7 +59,7 @@ class phpbb_cache_memcached_driver_test extends \phpbb_cache_common_test_case
 
 		$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\memcached();
+		$this->driver = new \phpbb\cache\driver\memcached(self::$config['host'], self::$config['port']);
 		$this->driver->purge();
 	}
 }
diff --git a/tests/test_framework/phpbb_test_case_helpers.php b/tests/test_framework/phpbb_test_case_helpers.php
index 807a64d810..9a2ea275d0 100644
--- a/tests/test_framework/phpbb_test_case_helpers.php
+++ b/tests/test_framework/phpbb_test_case_helpers.php
@@ -173,6 +173,16 @@ class phpbb_test_case_helpers
 			{
 				$config['fulltext_sphinx_id'] = $fulltext_sphinx_id;
 			}
+
+			if (isset($phpbb_memcached_host))
+			{
+				$config['memcached_host'] = $phpbb_memcached_host;
+			}
+
+			if (isset($phpbb_memcached_port))
+			{
+				$config['memcached_port'] = $phpbb_memcached_port;
+			}
 		}
 
 		if (isset($_SERVER['PHPBB_TEST_DBMS']))
@@ -205,6 +215,16 @@ class phpbb_test_case_helpers
 			$config['redis_port'] = $_SERVER['PHPBB_TEST_REDIS_PORT'];
 		}
 
+		if (isset($_SERVER['PHPBB_TEST_MEMCACHED_HOST']))
+		{
+			$config['memcached_host'] = $_SERVER['PHPBB_TEST_MEMCACHED_HOST'];
+		}
+
+		if (isset($_SERVER['PHPBB_TEST_MEMCACHED_PORT']))
+		{
+			$config['memcached_port'] = $_SERVER['PHPBB_TEST_MEMCACHED_PORT'];
+		}
+
 		return $config;
 	}
 
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