def test_abstract_pass_through(self):
model_value = AbstractValue.Make("Hello world")
system = PassThrough(model_value)
context = system.CreateDefaultContext()
context.FixInputPort(0, model_value)
output = system.AllocateOutput()
input_eval = system.EvalAbstractInput(context, 0)
compare_value(self, input_eval, model_value)
system.CalcOutput(context, output)
output_value = output.get_data(0)
compare_value(self, output_value, model_value)
def test_vector_pass_through(self):
model_value = BasicVector([1., 2, 3])
system = PassThrough(model_value.size())
context = system.CreateDefaultContext()
context.FixInputPort(0, model_value)
output = system.AllocateOutput()
input_eval = system.EvalVectorInput(context, 0)
compare_value(self, input_eval, model_value)
system.CalcOutput(context, output)
output_value = output.get_vector_data(0)
compare_value(self, output_value, model_value)
