def test_shorthand_property_storage(solver):
# test shorthand assignment of constant properties
model = Model(solver=solver)
node = Storage(model, 'node')
for attr in ('min_volume', 'max_volume', 'cost', 'level'):
# should except int, float or Paramter
setattr(node, attr, 123)
if attr == 'conversion_factor':
with pytest.raises(ValueError):
setattr(node, attr, Parameter(model))
else:
setattr(node, attr, Parameter(model))
with pytest.raises(TypeError):
setattr(node, attr, '123')
setattr(node, attr, None)
def test_shorthand_property_storage():
# test shorthand assignment of constant properties
model = Model()
node = Storage(model, "node")
for attr in ("min_volume", "max_volume", "cost", "level"):
# should except int, float or Paramter
setattr(node, attr, 123)
if attr == "conversion_factor":
with pytest.raises(ValueError):
setattr(node, attr, Parameter(model))
else:
setattr(node, attr, Parameter(model))
with pytest.raises(TypeError):
setattr(node, attr, "123")
setattr(node, attr, None)
def test_parameter_child_variables(model):
p1 = Parameter(model)
# Default parameter
assert len(p1.parents) == 0
assert len(p1.children) == 0
c1 = Parameter(model)
c1.parents.add(p1)
assert len(p1.children) == 1
assert c1 in p1.children
assert p1 in c1.parents
# Test third level
c2 = Parameter(model)
c2.parents.add(c1)
# Disable parent
c1.parents.clear()
assert len(p1.children) == 0
def test_parameter_child_variables():
p1 = Parameter()
# Default parameter
assert p1 not in p1.variables
assert len(p1.variables) == 0
assert len(p1.parents) == 0
assert len(p1.children) == 0
c1 = Parameter()
c1.parents.add(p1)
assert len(p1.children) == 1
assert c1 in p1.children
assert p1 in c1.parents
assert p1 not in p1.variables
assert len(p1.variables) == 0
c1.is_variable = True
# Now parent should see find child as a variable
assert p1 not in p1.variables
assert c1 in p1.variables
assert len(p1.variables) == 1
# Test third level
c2 = Parameter()
c2.parents.add(c1)
c2.is_variable = True
assert p1 not in p1.variables
assert c1 in p1.variables
assert c2 in p1.variables
assert len(p1.variables) == 2
# Disable middle parameter as variable
c1.is_variable = False
assert p1 not in p1.variables
assert c1 not in p1.variables
assert c2 in p1.variables
assert len(p1.variables) == 1
# Disable parent
c1.parents.clear()
assert len(p1.variables) == 0
assert len(p1.children) == 0
# Child variables still OK.
assert c1 not in c1.variables
assert c2 in c1.variables
assert len(c1.variables) == 1