def test_single_keyword_arguments():
def add(x, y=1):
return x + y
def x():
return 1
x_component = Component(x)
add_component = Component(add)
connections = [
(x_component, add_component, "x"),
]
resolve_connections(connections)
assert add_component.process() == 2
def test_unknown_arguments():
def add(*args):
return sum(args)
def x():
return 1
x_component = Component(x)
add_component = Component(add)
connections = [
(x_component, add_component, "args"),
(x_component, add_component, "args"),
]
resolve_connections(connections)
assert add_component.process() == 2
def test_with_arguments():
def add(x, y):
return x + y
def x():
return 1
x_component = Component(x)
add_component = Component(add)
connections = [
(x_component, add_component, "x"),
(x_component, add_component, "y"),
]
resolve_connections(connections)
assert add_component.process() == 2
def test_override_multiple_keyword_arguments():
def add(x=0, y=0):
return x + y
def x():
return 1
x_component = Component(x)
add_component = Component(add)
connections = [
(x_component, add_component, "x"),
(x_component, add_component, "y"),
]
resolve_connections(connections)
assert add_component.process() == 2
def test_unknown_keyword_arguments():
def add(**kwargs):
return sum(kwargs.values())
def x():
return 1
x_component = Component(x)
add_component = Component(add)
connections = [
(x_component, add_component, "kwargs"),
(x_component, add_component, "kwargs"),
(x_component, add_component, "kwargs"),
]
resolve_connections(connections)
assert add_component.process() == 3
def test_class_method():
class add(object):
y = 1
def adding(self, x):
return x + self.y
def x():
return 1
x_component = Component(x)
add_component = Component(add().adding)
connections = [(x_component, add_component, "x")]
resolve_connections(connections)
assert add_component.process() == 2
def test_nested_connections():
def add(x, y):
return x + y
def x():
return 1
x_component = Component(x)
add1_component = Component(add)
add2_component = Component(add)
connections = [
(x_component, add1_component, "x"),
(x_component, add1_component, "y"),
(add1_component, add2_component, "x"),
(add1_component, add2_component, "y"),
]
resolve_connections(connections)
assert add2_component.process() == 4
def test_override_class_attribute():
class add(object):
y = 1
def adding(self, x):
return x + self.y
add_cls = add()
add_cls.y = 2
def x():
return 1
x_component = Component(x)
add_component = Component(add_cls.adding)
connections = [(x_component, add_component, "x")]
resolve_connections(connections)
assert add_component.process() == 3