1 files changed, 29 insertions, 0 deletions
diff --git a/tests/cache/cache_test.php b/tests/cache/cache_test.php
index 40eef91d53..c904aa6c41 100644
--- a/tests/cache/cache_test.php
+++ b/tests/cache/cache_test.php
@@ -112,4 +112,33 @@ class phpbb_cache_test extends phpbb_database_test_case
 
 		$db->sql_close();
 	}
+
+	public function test_null_cache_sql()
+	{
+		$driver = new phpbb_cache_driver_null($this->cache_dir);
+
+		global $db, $cache;
+		$db = $this->new_dbal();
+		$cache = new phpbb_cache_service($driver);
+
+		$sql = "SELECT * FROM phpbb_config
+			WHERE config_name = 'foo'";
+		$result = $db->sql_query($sql, 300);
+		$first_result = $db->sql_fetchrow($result);
+		$expected = array('config_name' => 'foo', 'config_value' => '23', 'is_dynamic' => 0);
+		$this->assertEquals($expected, $first_result);
+
+		$sql = "DELETE FROM phpbb_config";
+		$result = $db->sql_query($sql);
+
+		// As null cache driver does not actually cache,
+		// this should return no results
+		$sql = "SELECT * FROM phpbb_config
+			WHERE config_name = 'foo'";
+		$result = $db->sql_query($sql, 300);
+
+		$this->assertSame(false, $db->sql_fetchrow($result));
+
+		$db->sql_close();
+	}
 }