Added Unittests for cache

fixed Lock & Cache bugs

tests/src/Core/Cache/ArrayCacheDriverTest.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Friendica\Test\src\Core\Cache;
+
+
+use Friendica\Core\Cache\ArrayCache;
+
+class ArrayCacheDriverTest extends CacheTest
+{
+	/**
+	 * @var \Friendica\Core\Cache\IMemoryCacheDriver
+	 */
+	private $cache;
+
+	protected function getInstance()
+	{
+		$this->cache = new ArrayCache();
+		return $this->cache;
+	}
+
+	public function tearDown()
+	{
+		$this->cache->clear();
+		parent::tearDown();
+	}
+
+	public function testTTL()
+	{
+		// Array Cache doesn't support TTL
+		return true;
+	}
+}

tests/src/Core/Cache/CacheTest.php

@@ -0,0 +1,106 @@
+<?php
+
+namespace Friendica\Test\src\Core\Cache;
+
+use Friendica\App;
+use Friendica\Core\Config;
+use Friendica\Test\DatabaseTest;
+
+abstract class CacheTest extends DatabaseTest
+{
+	/**
+	 * @var \Friendica\Core\Cache\ICacheDriver
+	 */
+	protected $instance;
+
+	abstract protected function getInstance();
+
+	protected function setUp()
+	{
+		global $a;
+		parent::setUp();
+		$this->instance = $this->getInstance();
+
+		// Reusable App object
+		$this->app = new App(__DIR__.'/../');
+		$a = $this->app;
+
+		// Default config
+		Config::set('config', 'hostname', 'localhost');
+		Config::set('system', 'throttle_limit_day', 100);
+		Config::set('system', 'throttle_limit_week', 100);
+		Config::set('system', 'throttle_limit_month', 100);
+		Config::set('system', 'theme', 'system_theme');
+	}
+
+	function testSimple() {
+		$this->assertNull($this->instance->get('value1'));
+
+		$value='foobar';
+		$this->instance->set('value1', $value);
+		$received=$this->instance->get('value1');
+		$this->assertEquals($value, $received, 'Value received from cache not equal to the original');
+		$value='ipsum lorum';
+		$this->instance->set('value1', $value);
+		$received=$this->instance->get('value1');
+		$this->assertEquals($value, $received, 'Value not overwritten by second set');
+
+		$value2='foobar';
+		$this->instance->set('value2', $value2);
+		$received2=$this->instance->get('value2');
+		$this->assertEquals($value, $received, 'Value changed while setting other variable');
+		$this->assertEquals($value2, $received2, 'Second value not equal to original');
+
+		$this->assertNull($this->instance->get('not_set'), 'Unset value not equal to null');
+
+		$this->assertTrue($this->instance->delete('value1'));
+		$this->assertNull($this->instance->get('value1'));
+	}
+
+	function testClear() {
+		$value='ipsum lorum';
+		$this->instance->set('1_value1', $value . '1');
+		$this->instance->set('1_value2', $value . '2');
+		$this->instance->set('2_value1', $value . '3');
+		$this->instance->set('3_value1', $value . '4');
+
+		$this->assertEquals([
+			'1_value1' => 'ipsum lorum1',
+			'1_value2' => 'ipsum lorum2',
+			'2_value1' => 'ipsum lorum3',
+			'3_value1' => 'ipsum lorum4',
+		], [
+			'1_value1' => $this->instance->get('1_value1'),
+			'1_value2' => $this->instance->get('1_value2'),
+			'2_value1' => $this->instance->get('2_value1'),
+			'3_value1' => $this->instance->get('3_value1'),
+		]);
+
+		$this->assertTrue($this->instance->clear(false));
+
+		$this->assertEquals([
+			'1_value1' => null,
+			'1_value2' => null,
+			'2_value1' => null,
+			'3_value1' => null,
+		], [
+			'1_value1' => $this->instance->get('1_value1'),
+			'1_value2' => $this->instance->get('1_value2'),
+			'2_value1' => $this->instance->get('2_value1'),
+			'3_value1' => $this->instance->get('3_value1'),
+		]);
+	}
+
+	function testTTL() {
+		$this->assertNull($this->instance->get('value1'));
+
+		$value='foobar';
+		$this->instance->set('value1', $value, 1);
+		$received=$this->instance->get('value1');
+		$this->assertEquals($value, $received, 'Value received from cache not equal to the original');
+
+		sleep(2);
+
+		$this->assertNull($this->instance->get('value1'));
+	}
+}

tests/src/Core/Cache/DatabaseCacheDriverTest.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Friendica\Test\src\Core\Cache;
+
+use Friendica\Core\Cache\CacheDriverFactory;
+
+class DatabaseCacheDriverTest extends CacheTest
+{
+	/**
+	 * @var \Friendica\Core\Cache\IMemoryCacheDriver
+	 */
+	private $cache;
+
+	protected function getInstance()
+	{
+		$this->cache = CacheDriverFactory::create('database');
+		return $this->cache;
+	}
+
+	public function tearDown()
+	{
+		$this->cache->clear();
+		parent::tearDown();
+	}
+}

tests/src/Core/Cache/MemcachedCacheDriverTest.php

@@ -0,0 +1,39 @@
+<?php
+
+
+namespace Friendica\Test\src\Core\Cache;
+
+
+use Friendica\Core\Cache\CacheDriverFactory;
+
+class MemcachedCacheDriverTest extends CacheTest
+{
+	/**
+	 * @var \Friendica\Core\Cache\IMemoryCacheDriver
+	 */
+	private $cache;
+
+	protected function getInstance()
+	{
+		if (class_exists('Memcached')) {
+			try {
+				$this->cache = CacheDriverFactory::create('memcached');
+			} catch (\Exception $exception) {
+				print "Memcached - TestCase failed: " . $exception->getMessage();
+				throw new \Exception();
+			}
+			return $this->cache;
+		} else {
+			$this->markTestSkipped('Memcached driver isn\'t available');
+			return null;
+		}
+	}
+
+	public function tearDown()
+	{
+		if (class_exists('Memcached')) {
+			$this->cache->clear();
+		}
+		parent::tearDown();
+	}
+}

tests/src/Core/Cache/RedisCacheDriverTest.php

@@ -0,0 +1,39 @@
+<?php
+
+
+namespace Friendica\Test\src\Core\Cache;
+
+
+use Friendica\Core\Cache\CacheDriverFactory;
+
+class RedisCacheDriverTest extends CacheTest
+{
+	/**
+	 * @var \Friendica\Core\Cache\IMemoryCacheDriver
+	 */
+	private $cache;
+
+	protected function getInstance()
+	{
+		if (class_exists('Redis')) {
+			try {
+				$this->cache = CacheDriverFactory::create('redis');
+			} catch (\Exception $exception) {
+				print "Redis - TestCase failed: " . $exception->getMessage();
+				throw new \Exception();
+			}
+			return $this->cache;
+		} else {
+			$this->markTestSkipped('Redis driver isn\'t available');
+			return null;
+		}
+	}
+
+	public function tearDown()
+	{
+		if (class_exists('Redis')) {
+			$this->cache->clear();
+		}
+		parent::tearDown();
+	}
+}

tests/src/Core/Lock/ArrayCacheLockDriverTest.php

@@ -24,4 +24,10 @@ class ArrayCacheLockDriverTest extends LockTest
 		$this->cache->clear();
 		parent::tearDown();
 	}
+
+	public function testLockTTL()
+	{
+		// ArrayCache doesn't support TTL
+		return true;
+	}
 }

tests/src/Core/Lock/LockTest.php

@@ -86,4 +86,24 @@ abstract class LockTest extends DatabaseTest
 		$this->assertFalse($this->instance->isLocked('bar'));
 		$this->assertFalse($this->instance->isLocked('nice'));
 	}
+
+	function testLockTTL() {
+
+		// TODO [nupplaphil] - Because of the Datetime-Utils for the database, we have to wait a FULL second between the checks to invalidate the db-locks/cache
+		$this->instance->acquireLock('foo', 1, 1);
+		$this->instance->acquireLock('bar', 1, 3);
+
+		$this->assertTrue($this->instance->isLocked('foo'));
+		$this->assertTrue($this->instance->isLocked('bar'));
+
+		sleep(2);
+
+		$this->assertFalse($this->instance->isLocked('foo'));
+		$this->assertTrue($this->instance->isLocked('bar'));
+
+		sleep(2);
+
+		$this->assertFalse($this->instance->isLocked('foo'));
+		$this->assertFalse($this->instance->isLocked('bar'));
+	}
 }

tests/src/Core/Lock/SemaphoreLockDriverTest.php

@@ -23,4 +23,10 @@ class SemaphoreLockDriverTest extends LockTest
 		$this->semaphoreLockDriver->releaseAll();
 		parent::tearDown();
 	}
+
+	function testLockTTL()
+	{
+		// Semaphore doesn't work with TTL
+		return true;
+	}
 }