/**
  * @test Implementation
  */
 public function collectGarbageRemovesExpiredIdentifierFromTagsToIdentifierSet()
 {
     $this->setUpBackend();
     $this->setUpRedis();
     $identifier = 'identifier' . uniqid();
     $this->backend->set($identifier . 'A', 'data', array('tag1', 'tag2'));
     $this->backend->set($identifier . 'B', 'data', array('tag2'));
     $this->redis->delete('identData:' . $identifier . 'A');
     $this->backend->collectGarbage();
     $expectedResult = array(array(), array($identifier . 'B'));
     $actualResult = array($this->redis->sMembers('tagIdents:tag1'), $this->redis->sMembers('tagIdents:tag2'));
     $this->assertSame($expectedResult, $actualResult);
 }
 /**
  * @test
  */
 public function removeRemovesEntryFromCache()
 {
     for ($i = 0; $i < 10; $i++) {
         $this->backend->set('entry_' . $i, 'foo', array('tag1'));
     }
     $this->assertCount(10, $this->backend->findIdentifiersByTag('tag1'));
     $this->assertEquals('foo', $this->backend->get('entry_1'));
     $actualEntries = array();
     foreach ($this->backend as $key => $value) {
         $actualEntries[] = $key;
     }
     $this->assertCount(10, $actualEntries);
     $this->backend->remove('entry_3');
     $this->assertCount(9, $this->backend->findIdentifiersByTag('tag1'));
     $this->assertFalse($this->backend->get('entry_3'));
     $actualEntries = array();
     foreach ($this->backend as $key => $value) {
         $actualEntries[] = $key;
     }
     $this->assertCount(9, $actualEntries);
 }
 /**
  * @test
  */
 public function setAddsEntryToRedis()
 {
     $this->redis->expects($this->once())->method('set')->with('Foo_Cache:entry:entry_1', 'foo');
     $this->backend->set('entry_1', 'foo');
 }