public function delete($id)
 {
     $this->deleteHasBeenCalled = true;
     $this->id = $id;
     return $this->cacheProvider->delete($id);
 }
 /**
  * @Given /^failover status is clean$/
  */
 public function failoverStatusIsClean()
 {
     $this->cache->delete($this->failoverStatusVar());
 }
 /**
  * Invalidate a token in cache.
  *
  * @param Credentials $credentials
  */
 public function invalidate(Credentials $credentials)
 {
     $cacheKey = $this->getCacheKey($credentials);
     $this->cache->delete($cacheKey);
 }