def test_yaml_graph(self):
"""test create schema from yaml
make a dotgraph
output via query_builder"""
query_builder = Schema(load_from_file("starting_db.yaml").tables)
dot = DotGraph(file("z.dot","w"))
query_builder.write_graph(dot)
def test_dotgraph(self):
"""test DotGraph"""
query_builder = Schema(load_from_file("starting_db.yaml").tables)
output = StringIO()
dot = DotGraph(output)
query_builder.write_graph(dot)
