cap the number of entries we cache in smb's statcache

1 files changed, 67 insertions, 0 deletions

diff --git a/tests/lib/cache/cappedmemorycache.php b/tests/lib/cache/cappedmemorycache.php
new file mode 100644
index 00000000000..5444d928421
--- /dev/null
+++ b/tests/lib/cache/cappedmemorycache.php
@@ -0,0 +1,67 @@
+<?php
+/**
+ * ownCloud
+ *
+ * @author Robin Appelman
+ * @copyright 2016 Robin Appelman icewind@owncloud.com
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Test\Cache;
+
+/**
+ * Class FileCache
+ *
+ * @group DB
+ *
+ * @package Test\Cache
+ */
+class CappedMemoryCache extends \Test_Cache {
+	public function setUp() {
+		parent::setUp();
+		$this->instance = new \OC\Cache\CappedMemoryCache();
+	}
+
+	public function testSetOverCap() {
+		$instance = new \OC\Cache\CappedMemoryCache(3);
+
+		$instance->set('1', 'a');
+		$instance->set('2', 'b');
+		$instance->set('3', 'c');
+		$instance->set('4', 'd');
+		$instance->set('5', 'e');
+
+		$this->assertFalse($instance->hasKey('1'));
+		$this->assertFalse($instance->hasKey('2'));
+		$this->assertTrue($instance->hasKey('3'));
+		$this->assertTrue($instance->hasKey('4'));
+		$this->assertTrue($instance->hasKey('5'));
+	}
+
+	function testClear() {
+		$value = 'ipsum lorum';
+		$this->instance->set('1_value1', $value);
+		$this->instance->set('1_value2', $value);
+		$this->instance->set('2_value1', $value);
+		$this->instance->set('3_value1', $value);
+
+		$this->assertTrue($this->instance->clear());
+		$this->assertFalse($this->instance->hasKey('1_value1'));
+		$this->assertFalse($this->instance->hasKey('1_value2'));
+		$this->assertFalse($this->instance->hasKey('2_value1'));
+		$this->assertFalse($this->instance->hasKey('3_value1'));
+	}
+}