public function setAlias(Alias $alias)
 {
     $this->parameters['aliasOperation'] = $alias->getAliasOperation();
     $this->parameters['aliasusage'] = $alias->getAliasUsage();
     $this->parameters['alias'] = $alias->getAlias();
 }
 /** @test */
 public function AliasCanHaveUsage()
 {
     $alias = new Alias('alias123', null, 'usage...');
     $this->assertEquals('usage...', $alias->getAliasUsage());
 }