@Test
public void layoutHorizontalTreeViaAttribute() {
GraphWidget graph = parse("graph Sample{rankdir=LR;1;}"); // $NON-NLS-1$
Assert.assertNotNull("Created graph must not be null", graph); // $NON-NLS-1$
Assert.assertEquals(TreeLayoutAlgorithm.class, graph.getLayoutAlgorithm().getClass());
Assert.assertEquals(
TreeLayoutAlgorithm.LEFT_RIGHT,
((TreeLayoutAlgorithm) (graph.getLayoutAlgorithm())).getDirection());
}
@Test
public void layoutTree() {
GraphWidget graph = parse("graph Sample{graph[layout=dot];1;}"); // $NON-NLS-1$
Assert.assertNotNull("Created graph must not be null", graph); // $NON-NLS-1$
Assert.assertEquals(TreeLayoutAlgorithm.class, graph.getLayoutAlgorithm().getClass());
}
