@Test
public void testReader() throws IOException {

    final File file = TestResourceHelper.getAatsrAlgo1AsFile();
    reader.readProductNodes(file, null);
    assertNotNull(reader.getInput());
    assertNull(reader.getSubsetDef());
    assertSame(file, reader.getInput());
    final TreeNode<File> productComponents = reader.getProductComponents();
    assertNotNull(productComponents);
    assertEquals(1, productComponents.getChildren().length);
}