/**
  * Tests if the merge of two datasources into the application server
  * configuration returns the expected configuration node structure.
  *
  * @return void
  */
 public function testMergeDatasourcesIntoAppserver()
 {
     $configurationOne = new Configuration();
     $configurationOne->initFromFile(__DIR__ . '/_files/META-INF/appserver-ds.xml');
     $configurationTwo = new Configuration();
     $configurationTwo->initFromFile(__DIR__ . '/_files/META-INF/appserver-01-ds.xml');
     $configurationOne->merge($configurationTwo);
     $this->configuration->initFromFile(__DIR__ . '/../../_files/appserver.xml');
     $this->configuration->addChild($configurationOne);
     $this->assertCount(2, $this->configuration->getChilds('/appserver/datasources/datasource'));
 }