def test_do_layout(self):
container = self.create_graph_container()
# test spring layout
container.style = 'spring'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test tree layout
container = self.create_graph_container()
container.style = 'tree'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test shell layout
container = self.create_graph_container()
container.style = 'shell'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test spectral layout
container = self.create_graph_container()
container.style = 'spectral'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test circular layout
g = networkx.balanced_tree(3, 5)
container = GraphContainer(graph=g)
for node in g.nodes():
GraphNodeComponent(container=container, value=node)
container.style = 'circular'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
def test_do_layout(self):
container = self.create_graph_container()
# test spring layout
container.style = 'spring'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test tree layout
container = self.create_graph_container()
container.style = 'tree'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test shell layout
container = self.create_graph_container()
container.style = 'shell'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test spectral layout
container = self.create_graph_container()
container.style = 'spectral'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
# test circular layout
g = networkx.balanced_tree(3, 5)
container = GraphContainer(graph=g)
for node in g.nodes():
GraphNodeComponent(container=container, value=node)
container.style = 'circular'
self.assertTrue(container._graph_layout_needed)
container.do_layout()
self.assert_in_bounds(container)
self.assertFalse(container._graph_layout_needed)
def test_no_nodes(self):
container = GraphContainer(graph=graph_from_dict({}))
self.assertTrue(container.components == [])
result = container.do_layout()
self.assertIsNone(result)
def test_no_nodes(self):
container = GraphContainer(graph=graph_from_dict({}))
self.assertTrue(container.components == [])
result = container.do_layout()
self.assertIsNone(result)
