@Test
public void testReadingEmptyDirectory()
    throws Exception
{

    Path dir = Files.createTempDirectory( "xmvn-test" );
    List<String> pathList = Collections.singletonList( dir.toString() );
    List<PackageMetadata> list = reader.readMetadata( pathList );
    assertNotNull( list );
    assertTrue( list.isEmpty() );
}