def test_adding_provides_port_to_existing_component(self):
# GIVEN a Mesh with existing component
m = Mesh()
m.add_component('Component A')
# WHEN we add a provides port to the component
m.add_provides_port('Component A', 'provides 1')
# THEN the provides port is represented in the output
self.assertEqual({
'components': [
{
'name': 'Component A',
'needs_ports': [],
'provides_ports': ['provides 1']
},
],
'resources': [],
'connections': [],
}, m.as_dict())
def test_ports_are_returned_in_the_order_they_were_added(self):
# GIVEN a new Mesh instance
m = Mesh()
# WHEN I add a component with ports in a specific order
m.add_component('Component A',
needs_ports=['needs 8', 'needs 7'],
provides_ports=['provides 8', 'provides 7'])
m.add_needs_port('Component A', 'needs 1')
m.add_provides_port('Component A', 'provides 1')
# THEN the ports are represented in the output in the same order they were entered
self.assertEqual({
'components': [
{
'name': 'Component A',
'needs_ports': ['needs 8', 'needs 7', 'needs 1'],
'provides_ports': ['provides 8', 'provides 7', 'provides 1'],
},
],
'resources': [],
'connections': [],
}, m.as_dict())
