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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license http://www.gnu.org/licenses/lgpl-3.0.html LGPL v3 or later
*/
namespace Tests\Matomo\Cache;
use Matomo\Cache\Backend\ArrayCache;
use Matomo\Cache\Lazy;
use PHPUnit\Framework\TestCase;
/**
* @covers \Matomo\Cache\Lazy
*/
class LazyTest extends TestCase
{
/**
* @var Lazy
*/
private $cache;
private $cacheId = 'testid';
private $cacheValue = 'exampleValue';
protected function setUp()
{
$backend = new ArrayCache();
$this->cache = new Lazy($backend);
$this->cache->save($this->cacheId, $this->cacheValue);
}
/**
* @expectedException \InvalidArgumentException
* @expectedExceptionMessage Empty cache id
*/
public function test_fetch_shouldFail_IfCacheIdIsEmpty()
{
$this->cache->fetch('');
}
/**
* @dataProvider getInvalidCacheIds
* @expectedException \InvalidArgumentException
* @expectedExceptionMessage Invalid cache id
*/
public function test_shouldFail_IfCacheIdIsInvalid($method, $id)
{
$this->executeMethodOnCache($method, $id);
}
/**
* @dataProvider getValidCacheIds
*/
public function test_shouldNotFail_IfCacheIdIsValid($method, $id)
{
$this->executeMethodOnCache($method, $id);
$this->assertTrue(true);
}
private function executeMethodOnCache($method, $id)
{
if ('save' === $method) {
$this->cache->$method($id, 'val');
} else {
$this->cache->$method($id);
}
}
public function test_fetch_shouldReturnFalse_IfNoSuchCacheIdExists()
{
$this->assertFalse($this->cache->fetch('randomid'));
}
public function test_fetch_shouldReturnTheCachedValue_IfCacheIdExists()
{
$this->assertEquals($this->cacheValue, $this->cache->fetch($this->cacheId));
}
public function test_contains_shouldReturnFalse_IfNoSuchCacheIdExists()
{
$this->assertFalse($this->cache->contains('randomid'));
}
public function test_contains_shouldReturnTrue_IfCacheIdExists()
{
$this->assertTrue($this->cache->contains($this->cacheId));
}
public function test_delete_shouldReturnTrue_OnSuccess()
{
$this->assertTrue($this->cache->delete($this->cacheId));
}
public function test_delete_shouldActuallyDeleteCacheId()
{
$this->assertHasCacheEntry($this->cacheId);
$this->cache->delete($this->cacheId);
$this->assertHasNotCacheEntry($this->cacheId);
}
public function test_delete_shouldNotDeleteAnyOtherCacheIds()
{
$this->cache->save('anyother', 'myvalue');
$this->assertHasCacheEntry($this->cacheId);
$this->cache->delete($this->cacheId);
$this->assertHasCacheEntry('anyother');
}
public function test_save_shouldOverwriteAnyValue_IfCacheIdAlreadyExists()
{
$this->assertHasCacheEntry($this->cacheId);
$value = 'anyotherValuE';
$this->cache->save($this->cacheId, $value);
$this->assertSame($value, $this->cache->fetch($this->cacheId));
}
public function test_save_shouldBeAbleToSetArrays()
{
$value = array('anyotherE' => 'anyOtherValUE', 1 => array(2));
$this->cache->save($this->cacheId, $value);
$this->assertSame($value, $this->cache->fetch($this->cacheId));
}
/**
* @expectedException \InvalidArgumentException
* @expectedExceptionMessage cannot use this cache to cache an object
*/
public function test_save_shouldFail_IfTryingToSetAnObject()
{
$value = (object) array('anyotherE' => 'anyOtherValUE', 1 => array(2));
$this->cache->save($this->cacheId, $value);
$this->assertSame($value, $this->cache->fetch($this->cacheId));
}
public function test_save_shouldBeAbleToSetNumbers()
{
$value = 5.4;
$this->cache->save($this->cacheId, $value);
$this->assertSame($value, $this->cache->fetch($this->cacheId));
}
public function test_flush_shouldRemoveAllCacheIds()
{
$this->assertHasCacheEntry($this->cacheId);
$this->cache->save('mykey', 'myvalue');
$this->assertHasCacheEntry('mykey');
$this->cache->flushAll();
$this->assertHasNotCacheEntry($this->cacheId);
$this->assertHasNotCacheEntry('mykey');
}
private function assertHasCacheEntry($cacheId)
{
$this->assertTrue($this->cache->contains($cacheId));
}
private function assertHasNotCacheEntry($cacheId)
{
$this->assertFalse($this->cache->contains($cacheId));
}
public function getInvalidCacheIds()
{
$ids = array();
$methods = array('fetch', 'save', 'contains', 'delete');
foreach ($methods as $method) {
$ids[] = array($method, 'eteer#');
$ids[] = array($method, '-test');
$ids[] = array($method, '_test');
$ids[] = array($method, '.test');
$ids[] = array($method, 'test/test');
$ids[] = array($method, '../test/');
$ids[] = array($method, 'test0*');
$ids[] = array($method, 'test\\test');
}
return $ids;
}
public function getValidCacheIds()
{
$ids = array();
$methods = array('fetch', 'save', 'contains', 'delete');
foreach ($methods as $method) {
$ids[] = array($method, '012test');
$ids[] = array($method, 'test012test');
$ids[] = array($method, 't.est.012test');
$ids[] = array($method, 't-est-test');
$ids[] = array($method, 't_est_tes4t');
$ids[] = array($method, 't_est.te-s2t');
$ids[] = array($method, 't_est...te-s2t');
}
return $ids;
}
}
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