def test_dg_exc(self):
"""
test that exceptions from dynamic graph are correctly raised
"""
ent = CustomEntity('test_dg_exc')
# check that accessing a non initialized signal raises
with self.assertRaises(RuntimeError) as cm:
ent.act()
self.assertEqual(
str(cm.exception),
'In SignalPtr: SIN ptr not set. (in signal <CustomEntity(test_dg_exc)::input(double)::in_double>)')
# check that accessing an initialized signal doesn't raise
ent_2 = CustomEntity('another_entity')
dg.plug(ent_2.signal('out_double'), ent.signal('in_double'))
ent.act()
def test_type_check(self):
"""
test the type checking in signal plugs
"""
first = CustomEntity('first_entity')
second = CustomEntity('second_entity')
# Check that we can connect first.out to second.in
dg.plug(first.signal('out_double'), second.signal('in_double'))
# Check that we can't connect first.out to second
with self.assertRaises(TypeError) as cm_in:
dg.plug(first.signal('out_double'), second)
self.assertEqual(str(cm_in.exception), ERR % ("SignalTimeDependentDouble", "CustomEntity"))
# Check that we can't connect first to second.in
with self.assertRaises(TypeError) as cm_out:
dg.plug(first, second.signal('in_double'))
self.assertEqual(str(cm_out.exception), ERR % ("CustomEntity", "SignalPtrDouble"))