def test_derived_from_source_multiplicities_on_multiple_associations(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a = self.m1.association(self.m2, "a: [m1] 1 -> [m2] *")
try:
c1.association(c2, "a1: [c1] 1 -> [c2] *", derived_from=a)
c1.association(c2, "a1: [c1] 1 -> [c2] *", derived_from=a)
exception_expected_()
except CException as e:
eq_(e.value, "source upper multiplicity '2' (of this association, maybe combined with other derived " +
"associations of the same kind) is larger than metaclass' source upper " +
"multiplicity '1' this association is derived from")
def test_delete_derived_association(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
c = c1.association(c2, "ac: [c1] 1 -> [c2] *")
c.delete()
eq_(c.derived_from, None)
b = c1.association(c2, "ac: [c1] 1 -> [c2] *", derived_from=self.a)
b.delete()
eq_(b.derived_from, None)
eq_(self.a.derived_associations, [])
def test_derived_from_target_multiplicities_on_multiple_associations_inheritance2(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
c3 = CClass(self.m1, "C3", superclasses=c1)
a = self.m1.association(self.m2, "a: [m1] * -> [m2] 1")
try:
c3.association(c2, "a1: [c3] * -> [c2] 1", derived_from=a)
c1.association(c2, "a2: [c1] * -> [c2] 1..*", derived_from=a)
exception_expected_()
except CException as e:
eq_(e.value, "upper multiplicity '*' (of this association, maybe combined with other derived " +
"associations of the same kind) is larger than metaclass' upper " +
"multiplicity '1' this association is derived from")
def test_stereotype_instances_on_derived_association(self):
s1 = CStereotype("S1", extended=self.a)
s2 = CStereotype("S2", extended=self.a)
s3 = CStereotype("S3", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
eq_(a1.stereotype_instances, [])
eq_(s1.extended_instances, [])
a1.stereotype_instances = [s1]
eq_(s1.extended_instances, [a1])
eq_(a1.stereotype_instances, [s1])
a1.stereotype_instances = [s1, s2, s3]
eq_(s1.extended_instances, [a1])
eq_(s2.extended_instances, [a1])
eq_(s3.extended_instances, [a1])
eq_(set(a1.stereotype_instances), {s1, s2, s3})
a1.stereotype_instances = s2
eq_(a1.stereotype_instances, [s2])
eq_(s1.extended_instances, [])
eq_(s2.extended_instances, [a1])
eq_(s3.extended_instances, [])
eq_(c1.associations, [a1])
eq_(c2.associations, [a1])
def test_add_links_with_inherited_common_classifiers(self):
mcl = CMetaclass("MCL")
super_a = CClass(mcl, "SuperA")
super_b = CClass(mcl, "SuperB")
super_a.association(super_b, "[a] 1 -> [b] *")
sub_b1 = CClass(mcl, "SubB1", superclasses=[super_b])
sub_b2 = CClass(mcl, "SubB2", superclasses=[super_b])
sub_a = CClass(mcl, "SubA", superclasses=[super_a])
obj_a = CObject(sub_a, "a")
obj_b1 = CObject(sub_b1, "b1")
obj_b2 = CObject(sub_b2, "b2")
add_links({obj_a: [obj_b1, obj_b2]}, role_name="b")
eq_(set(obj_a.get_linked(role_name="b")), {obj_b1, obj_b2})
def test_all_extended_instances(self):
s1 = CStereotype("S1", extended=self.a)
s2 = CStereotype("S2", superclasses=s1)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
c3 = CClass(self.m2, "C3")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
a2 = c1.association(c3, name="a", multiplicity="*", role_name="c3",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
a1.stereotype_instances = s1
a2.stereotype_instances = s2
eq_(s1.extended_instances, [a1])
eq_(s2.extended_instances, [a2])
eq_(s1.all_extended_instances, [a1, a2])
eq_(s2.all_extended_instances, [a2])
def test_derived_from_source_multiplicities_on_multiple_associations_inheritance3(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
c3 = CClass(self.m1, "C3", superclasses=c1)
c4 = CClass(self.m2, "C4", superclasses=c2)
a = self.m1.association(self.m2, "a: [m1] 1 -> [m2] *")
c1_c2 = c1.association(c2, "a2: [c1] 1 -> [c2] *", derived_from=a)
try:
c3.association(c4, "a1: [c3] 1 -> [c4] *", derived_from=a)
exception_expected_()
except CException as e:
eq_(e.value, "source upper multiplicity '2' (of this association, maybe combined with other derived " +
"associations of the same kind) is larger than metaclass' source upper " +
"multiplicity '1' this association is derived from")
eq_(set(a.derived_associations), {c1_c2})
def test_derived_from_getters(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1")
eq_(a1.derived_from, None)
eq_(self.a.derived_associations, [])
a2 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1",
derived_from=self.a)
eq_(a2.derived_from, self.a)
eq_(set(self.a.derived_associations), {a2})
a1.derived_from = self.a
eq_(a1.derived_from, self.a)
eq_(set(self.a.derived_associations), {a1, a2})
def test_setting_derived_from_relation_to_none(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, "1 -> *", derived_from=self.a)
a1.derived_from = None
eq_(a1.derived_from, None)
eq_(self.a.derived_associations, [])
def test_add_stereotype_instance_correct_by_inheritance_of_stereotype(self):
s1 = CStereotype("S1", extended=self.a)
s2 = CStereotype("S2", superclasses=s1)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a,
stereotype_instances=s2)
eq_(s2.extended_instances, [a1])
eq_(a1.stereotype_instances, [s2])
def test_target_multiplicities_derived_from_metaclass(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a = self.m1.association(self.m2, "* -> 1")
try:
c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="*", source_role_name="c1",
derived_from=a)
exception_expected_()
except CException as e:
eq_(e.value, "lower multiplicity '0' smaller than metaclass' lower " +
"multiplicity '1' this association is derived from")
try:
c1.association(c2, name="a", multiplicity="1..*", role_name="c2",
source_multiplicity="*", source_role_name="c1",
derived_from=a)
exception_expected_()
except CException as e:
eq_(e.value, "upper multiplicity '*' (of this association, maybe combined with other derived " +
"associations of the same kind) is larger than metaclass' upper " +
"multiplicity '1' this association is derived from")
b = self.m1.association(self.m2, "a: * -> 2..4")
c1.association(c2, "* -> 2..3", derived_from=b)
try:
c1.association(c2, name="a", multiplicity="1..*", role_name="c2",
source_multiplicity="*", source_role_name="c1",
derived_from=b)
exception_expected_()
except CException as e:
eq_(e.value, "lower multiplicity '1' smaller than metaclass' lower " +
"multiplicity '2' this association is derived from")
try:
c1.association(c2, "* -> 2..*", derived_from=b)
exception_expected_()
except CException as e:
eq_(e.value, "upper multiplicity '*' (of this association, maybe combined with other derived " +
"associations of the same kind) is larger than metaclass' upper " +
"multiplicity '4' this association is derived from")
def test_add_stereotype_of_inherited_metaclass(self):
sub1 = CMetaclass("Sub1", superclasses=self.m1)
sub2 = CMetaclass("Sub2", superclasses=self.m2)
s = CStereotype("S1", extended=self.a)
c1 = CClass(sub1, "C1")
c2 = CClass(sub2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a,
stereotype_instances=s)
eq_(s.extended_instances, [a1])
eq_(a1.stereotype_instances, [s])
def test_attempt_to_define_stereotypes_on_class_association(self):
a_class = CClass(self.m1, "AClass")
b_class = CClass(self.m1, "BClass")
s = CStereotype("S")
try:
a_class.association(b_class, "1 -> 1", stereotypes=s)
exception_expected_()
except CException as e:
eq_(
"stereotypes on associations can only be defined for metaclass associations",
e.value)
association = a_class.association(b_class, "1 -> 1")
try:
association.stereotypes = s
exception_expected_()
except CException as e:
eq_(
"stereotypes on associations can only be defined for metaclass associations",
e.value)
def test_setting_one_of_two_derived_from_relations_to_none(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, "1 -> *", derived_from=self.a)
a2 = c1.association(c2, "1 -> *", derived_from=self.a)
a1.derived_from = None
eq_(a1.derived_from, None)
eq_(a2.derived_from, self.a)
eq_(set(self.a.derived_associations), {a2})
def test_changing_single_derived_from_relation(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
ma = self.m1.association(self.m2, "a: [m1] 1 -> [m2] *")
a1 = c1.association(c2, "1 -> *", derived_from=self.a)
a1.derived_from = ma
eq_(a1.derived_from, ma)
eq_(self.a.derived_associations, [])
eq_(set(ma.derived_associations), {a1})
def test_delete_one_of_two_derived_association(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
b1 = c1.association(c2, "ac: [c1] 1 -> [c2] *", derived_from=self.a)
b2 = c1.association(c2, "ac: [c1] 1 -> [c2] *", derived_from=self.a)
b1.delete()
eq_(b1.derived_from, None)
eq_(b2.derived_from, self.a)
eq_(set(self.a.derived_associations), {b2})
def test_delete_stereotype_of_extended_instances(self):
s1 = CStereotype("S1", extended=self.a)
s1.delete()
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
try:
a1.stereotype_instances = [s1]
exception_expected_()
except CException as e:
eq_(e.value, "cannot access named element that has been deleted")
def test_delete_stereotyped_element_instance(self):
s1 = CStereotype("S1", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a,
stereotype_instances=[s1])
eq_(s1.extended_instances, [a1])
eq_(a1.stereotype_instances, [s1])
a1.delete()
eq_(s1.extended_instances, [])
eq_(a1.stereotype_instances, [])
def test_multiple_extended_instances(self):
s1 = CStereotype("S1", extended=self.a)
s2 = CStereotype("S2", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
c3 = CClass(self.m2, "C3")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
a2 = c1.association(c3, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
a3 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
a1.stereotype_instances = [s1]
eq_(s1.extended_instances, [a1])
a2.stereotype_instances = [s1]
eq_(set(s1.extended_instances), {a1, a2})
a3.stereotype_instances = [s1, s2]
eq_(set(s1.extended_instances), {a1, a2, a3})
eq_(set(s2.extended_instances), {a3})
def test_stereotype_instances_wrong_type_in_assignment(self):
CStereotype("S1", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
try:
a1.stereotype_instances = self.a
exception_expected_()
except CException as e:
eq_(e.value, "a list or a stereotype is required as input")
eq_(a1.stereotype_instances, [])
def test_link_association_has_a_compatible_superclass(self):
code = CClass(self.mcl, "Code")
source = CClass(self.mcl, "Source")
code.association(source, "[contained_code] * -> [source] *")
code_a = CClass(self.mcl, "Code A", superclasses=code)
code_b = CClass(self.mcl, "Code B", superclasses=code)
a_b_association = code_a.association(code_b,
"a_b: [code_a] * -> [code_b] *")
source_1 = CObject(source, "source_1")
code_a1 = CObject(code_a, "code_a1")
code_b1 = CObject(code_b, "code_b1")
code_b2 = CObject(code_b, "code_b2")
links = add_links({code_a1: [code_b1, code_b2]},
association=a_b_association)
try:
add_links(
{source_1: [code_a1, code_b2, code_b1, links[0], links[1]]},
role_name="contained_code")
exception_expected_()
except CException as e:
eq_("the link's association is missing a compatible classifier",
e.value)
a_b_association.superclasses = self.cl
try:
add_links(
{source_1: [code_a1, code_b2, code_b1, links[0], links[1]]},
role_name="contained_code")
exception_expected_()
except CException as e:
eq_("the link's association is missing a compatible classifier",
e.value)
a_b_association.superclasses = code_b
add_links({source_1: [code_a1, code_b2, code_b1, links[0], links[1]]},
role_name="contained_code")
def test_derived_from_target_multiplicities_multiple_associations_from_different_sources(self):
c1a = CClass(self.m1, "C1A")
c1b = CClass(self.m1, "C1B")
c1c = CClass(self.m1, "C1C")
c2a = CClass(self.m2, "C2A")
c2b = CClass(self.m2, "C2B")
c2c = CClass(self.m2, "C2B")
a = self.m1.association(self.m2, "a: [m1] * -> [m2] 1")
# testing to check this does not raise an exception, as association sources/targets are different
c1a.association(c2a, "a1: [c1a] * -> [c2a] 1", derived_from=a)
c1b.association(c2a, "a2: [c1b] * -> [c2a] 1", derived_from=a)
c1c.association(c2a, "a3: [c1c] * -> [c2a] 1", derived_from=a)
c1a.association(c2b, "a4: [c1a] * -> [c2b] 1", derived_from=a)
c1a.association(c2c, "a5: [c1a] * -> [c2c] 1", derived_from=a)
def test_stereotype_instances_double_assignment(self):
s1 = CStereotype("S1", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
try:
a1.stereotype_instances = [s1, s1]
exception_expected_()
except CException as e:
eq_(e.value, "'S1' is already a stereotype instance on association from 'C1' to 'C2'")
eq_(a1.stereotype_instances, [s1])
def test_stereotype_instances_none_assignment(self):
CStereotype("S1", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
try:
a1.stereotype_instances = [None]
exception_expected_()
except CException as e:
eq_(e.value, "'None' is not a stereotype")
eq_(a1.stereotype_instances, [])
def test_add_stereotype_instance_wrong_association(self):
other_association = self.m1.association(self.m2, name="b", multiplicity="*", role_name="m1",
source_multiplicity="1", source_role_name="m2")
s1 = CStereotype("S1", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=other_association)
try:
a1.stereotype_instances = [s1]
exception_expected_()
except CException as e:
eq_(e.value,
"stereotype 'S1' cannot be added to association from 'C1' to 'C2': " +
"no extension by this stereotype found")
def test_adding_stereotype_before_derived_from_is_used(self):
sub1 = CMetaclass("Sub1", superclasses=self.m1)
sub2 = CMetaclass("Sub2", superclasses=self.m2)
s = CStereotype("S1", extended=self.a)
c1 = CClass(sub1, "C1")
c2 = CClass(sub2, "C2")
try:
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", stereotype_instances=s,
derived_from=self.a)
exception_expected_()
except CException as e:
eq_(e.value,
"stereotype 'S1' cannot be added to association from 'C1' to 'C2': " +
"no extension by this stereotype found")
def test_delete_derived_from_metaclass_association(self):
m = self.m1.association(self.m2, "a: [m1] 1..2 -> [m2] *")
m.delete()
eq_(m.derived_associations, [])
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
ma = self.m1.association(self.m2, "a: [m1] 1..2 -> [m2] *")
b1 = c1.association(c2, "ac: [c1] 1 -> [c2] *", derived_from=ma)
b2 = c1.association(c2, "ac: [c1] 1 -> [c2] *", derived_from=ma)
ma.delete()
eq_(b1.derived_from, None)
eq_(b2.derived_from, None)
eq_(ma.derived_associations, [])
def test_stereotype_instances_on_derived_association_and_links_in_combination(self):
s1 = CStereotype("S1", extended=self.a)
s2 = CStereotype("S2", extended=self.a)
s3 = CStereotype("S3", extended=self.a)
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
c3 = CClass(self.m2, "C3")
a1 = c1.association(c2, name="a", multiplicity="*", role_name="c2",
source_multiplicity="1", source_role_name="c1", derived_from=self.a)
links = set_links({c1: [c2, c3]})
l1 = links[0]
a1.stereotype_instances = [s1]
l1.stereotype_instances = [s1]
eq_(set(s1.extended_instances), {a1, l1})
eq_(a1.stereotype_instances, [s1])
eq_(l1.stereotype_instances, [s1])
a1.stereotype_instances = [s1, s2, s3]
eq_(set(s1.extended_instances), {a1, l1})
eq_(s2.extended_instances, [a1])
eq_(s3.extended_instances, [a1])
eq_(set(a1.stereotype_instances), {s1, s2, s3})
eq_(set(l1.stereotype_instances), {s1})
l1.stereotype_instances = [s1, s2, s3]
eq_(set(s1.extended_instances), {a1, l1})
eq_(set(s2.extended_instances), {a1, l1})
eq_(set(s3.extended_instances), {a1, l1})
eq_(set(a1.stereotype_instances), {s1, s2, s3})
eq_(set(l1.stereotype_instances), {s1, s2, s3})
a1.stereotype_instances = s2
eq_(a1.stereotype_instances, [s2])
eq_(set(l1.stereotype_instances), {s1, s2, s3})
eq_(s1.extended_instances, [l1])
eq_(set(s2.extended_instances), {a1, l1})
eq_(s3.extended_instances, [l1])
l1.stereotype_instances = s3
eq_(a1.stereotype_instances, [s2])
eq_(l1.stereotype_instances, [s3])
eq_(s1.extended_instances, [])
eq_(s2.extended_instances, [a1])
eq_(s3.extended_instances, [l1])
def test_derived_from_target_multiplicities_on_multiple_associations_inheritance1(self):
c1 = CClass(self.m1, "C1")
c2 = CClass(self.m2, "C2")
c3 = CClass(self.m1, "C3", superclasses=c1)
c4 = CClass(self.m2, "C4", superclasses=c2)
c5 = CClass(self.m3, "C5")
a = self.m1.association(self.m2, "a: [m1] * -> [m2] 1")
b = self.m1.association(self.m3, "b: [m1] * -> [m3] 1")
try:
c1.association(c5, "b1: * -> 1", derived_from=b)
c3.association(c4, "a-c3-c4: [c3] * -> [c4] 1", derived_from=a)
c1.association(c2, "a-c1-c2: [c1] * -> [c2] 1", derived_from=a)
exception_expected_()
except CException as e:
eq_(e.value, "upper multiplicity '2' (of this association, maybe combined with other derived " +
"associations of the same kind) is larger than metaclass' upper " +
"multiplicity '1' this association is derived from")
item = CClass(domain_metaclass,
"Item",
attributes={
"quantity": int,
"price": float
})
product = CClass(domain_metaclass,
"Product",
attributes={
"id": str,
"name": "",
"price": 0.0
})
cart_item_relation = cart.association(item,
"in cart: [cart] 1 -> [item in cart] *")
item_product_relation = item.association(
product, "product definition: [cart item] * -> [product] 1")
order_status = CEnum("Order Status",
values=["New", "Hold", "Shipped", "Delivered"])
order = CClass(domain_metaclass,
"Order",
attributes={
"id": str,
"ordered": today,
"shipped": date,
"ship to": address,
"status": CAttribute(type=order_status, default="New"),
"total": float
