def test_get_connected_elements__wrong_keyword_arg(self):
c1 = CClass(self.mcl, "c1")
try:
c1.get_connected_elements(a="c1")
exception_expected_()
except CException as e:
eq_(e.value, "unknown keyword argument 'a', should be one of: " +
"['add_associations', 'add_bundles', 'process_bundles', 'stop_elements_inclusive'," +
" 'stop_elements_exclusive']")
def test_get_connected_elements_stop_elements_inclusive_wrong_types(self):
c1 = CClass(self.mcl, "c1")
try:
c1.get_connected_elements(stop_elements_inclusive="c1")
exception_expected_()
except CException as e:
eq_(e.value, "expected one element or a list of stop elements, but got: 'c1'")
try:
c1.get_connected_elements(stop_elements_inclusive=["c1"])
exception_expected_()
except CException as e:
eq_(e.value,
"expected one element or a list of stop elements, but got: '['c1']' with element of wrong type: 'c1'")
staff_member = CClass(domain_metaclass,
"Staff Member",
superclasses=person,
attributes={
"id": str,
"role": staff_role,
})
staff_reports_to_relation = staff_member.association(
staff_member, "reports to: [managed] * -> [manager] *")
staff_customer = CClass(domain_metaclass,
"Staff Customer",
superclasses=[staff_member, customer])
shopping_model_all = CBundle("shopping_model3_all",
elements=cart.get_connected_elements() +
[order_status, staff_role])
shopping_model_persons = CBundle(
"shopping_model3_persons",
elements=[person, customer, staff_member, staff_customer, staff_role])
shopping_model_orders = CBundle(
"shopping_model3_orders",
elements=(
order.get_connected_elements(stop_elements_inclusive=[customer]) +
[order_status]))
# Association Introspection
def print_association_introspection_examples():
print("Order associations")
for association in order.associations:
a_trace = create_trace([
CObject(initial_node_shopping_cart),
CObject(decision_node_search_browse),
CObject(merge_node_search), search_obj,
CObject(decision_node_found),
CObject(merge_node_view_item), view_item_obj,
CObject(decision_node_decision_made), add_to_shopping_cart_obj,
CObject(decision_node_proceed),
CObject(merge_node_view_shopping_cart), view_shopping_cart_obj,
CObject(decision_node_done),
CObject(checkout_merge_node), checkout_obj,
CObject(final_node_shopping_cart)
])
named_classes_in_workflow_class_model = [
c for c in workflow_node.get_connected_elements() if c.name is not None
]
workflow_class_model = CBundle("workflow_class_model",
elements=named_classes_in_workflow_class_model)
shopping_trace_object_model = CBundle("shopping_trace_object_model",
elements=a_trace)
shopping_trace_object_model_with_objects = CBundle(
"shopping_trace_object_model_with_objects",
elements=a_trace[0].get_connected_elements())
def run():
print("***************** Shopping Activity Model 2: " +
"Example combining object, class, and meta-del *****************")
multiplicity="1",
derived_from=edge_relation)
decision_node_done.association(update_shopping_cart,
name="[update needed]",
source_multiplicity="1",
multiplicity="1",
derived_from=edge_relation)
decision_node_done.association(checkout_merge_node,
name="[done with shopping]",
source_multiplicity="1",
multiplicity="1",
derived_from=edge_relation)
shopping_activity_class_model = CBundle(
"shopping_activity_class_model",
elements=initial_node_shopping_cart.get_connected_elements())
# Classes Introspection
def print_classes_introspection_examples():
print(f"Activity node classes: {activity_node.classes!s}")
print(f"Activity node all classes: {activity_node.all_classes!s}")
# Classes Introspection
def run():
print(
"***************** Shopping Activity Model 2: Meta-modelling example (class-level) *****************"
)
print("*** Classes introspection")
api_gateway = CClass(component, "API Gateway")
inventory_service = CClass(component, "Inventory Service")
shipping_service = CClass(component, "Shipping Service")
web_frontend = CClass(component, "Web Frontend")
inventory_db = CClass(component, "Inventory DB")
shipping_db = CClass(component, "Shipping DB")
for target in [inventory_service, shipping_service]:
api_gateway.association(target, "* -> *", derived_from=connectors_relation)
for target in [inventory_service, shipping_service]:
web_frontend.association(target, "1 -> *", derived_from=connectors_relation)
for source, target in {inventory_service: inventory_db, shipping_service: shipping_db}.items():
source.association(target, "1 -> *", derived_from=connectors_relation)
microservice_component_model1_class_model = CBundle("microservice_component_model1_class_model",
elements=api_gateway.get_connected_elements())
def run():
print("***************** Microservice Component Model 1: Meta-modelling example (class model) *****************")
print('*** Plant UML Generation')
generator = PlantUMLGenerator()
generator.class_model_renderer.left_to_right = True
generator.generate_class_models("microservice_component_model1",
[microservice_component_model1_class_model, {}])
print(f"... Generated models in {generator.directory!s}/microservice_component_model1")
if __name__ == "__main__":
run()
cassociation.association(cclassifier, "target: [associations] * -> [target] 1")
association_stereotypes_relation = \
cassociation.association(cstereotype, "stereotypes: [extended] * -> [stereotypes] *")
clink.association(cobject, "source: [links] * -> [source] 1")
clink.association(cobject, "target: [links] * -> [target] 1")
link_stereotype_instances = \
clink.association(cstereotype, "stereotype instances: [extended_instances] * -> [stereotype_instances] *")
clink.association(cassociation, "association: * -> [association] 1")
metaclass_stereotypes_relation = \
cmetaclass.association(cstereotype, "stereotypes: [extended] * -> [stereotypes] *")
codeable_models_all = CBundle(
"codeable_models_model_all",
elements=cnamed_element.get_connected_elements() + [cexception, exception])
codeable_models_hierarchy = CBundle(
"codeable_models_model_hierarchy",
elements=cnamed_element.get_connected_elements(
stop_elements_exclusive=[cattribute]) + [cexception, exception])
bundles_model = CBundle("bundles_model",
elements=[
cbundlable, cbundle, cenum, cobject, cclassifier,
cclass, cmetaclass, cstereotype, cassociation,
clink, cpackage, clayer
])
classifier_model = CBundle("classifier_model",
elements=[
cclassifier, cclass, cmetaclass, cstereotype,
cassociation, cattribute
])
class TestLinkObjectsForClasses:
def setup(self):
self.mcl = CMetaclass("MCL")
self.cl = CClass(self.mcl, "CL")
def test_reference_to_link(self):
code = CClass(self.mcl, "Code")
source = CClass(self.mcl, "Source")
code_association = 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] *",
superclasses=code)
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")
code_b3 = CObject(code_b, "code_b3")
a_b_links = add_links({code_a1: [code_b1, code_b2]},
association=a_b_association)
code_links = add_links(
{
source_1:
[code_a1, code_b2, code_b1, a_b_links[0], a_b_links[1]]
},
role_name="contained_code")
eq_(len(code_links), 5)
# test getter methods on object
eq_(set(source_1.get_linked(role_name="contained_code")),
{code_a1, code_b2, code_b1, a_b_links[0], a_b_links[1]})
eq_(set(source_1.linked),
{code_a1, code_b2, code_b1, a_b_links[0], a_b_links[1]})
eq_(set(source_1.links), set(code_links))
eq_(set(source_1.get_links_for_association(code_association)),
set(code_links))
eq_(set(get_links([source_1])), set(code_links))
# test getter methods on link
eq_(a_b_links[0].get_linked(role_name="source"), [source_1])
eq_(a_b_links[0].linked, [source_1])
eq_(a_b_links[0].links, [code_links[3]])
eq_(a_b_links[0].get_links_for_association(code_association),
[code_links[3]])
eq_(set(get_links([a_b_links[0]])), {code_links[3]})
eq_(
set(get_links([code_a1, a_b_links[0], a_b_links[1]])), {
code_links[0], a_b_links[0], a_b_links[1], code_links[3],
code_links[4]
})
# test add/delete links
code_b3_link = code_a1.add_links(code_b3)[0]
source_1.add_links(code_b3_link)
eq_(set(code_a1.linked), {code_b1, code_b2, source_1, code_b3})
eq_(set(source_1.linked), {
code_a1, code_b2, code_b1, a_b_links[0], a_b_links[1], code_b3_link
})
eq_(code_b3_link.linked, [source_1])
a_b_links[1].delete_links([source_1])
eq_(set(source_1.linked),
{code_a1, code_b2, code_b1, a_b_links[0], code_b3_link})
source_1.delete_links([code_a1, a_b_links[0]])
eq_(set(source_1.linked), {code_b2, code_b1, code_b3_link})
# test whether metaclass links fail on class
mcl_a = CMetaclass("M")
mcl_b = CMetaclass("Source")
mcl_association = mcl_a.association(mcl_b, "[a] * -> [b] *")
cl_a = CClass(mcl_a, "cla")
cl_b = CClass(mcl_a, "clb")
class_link = add_links({cl_a: [cl_b]}, association=mcl_association)[0]
try:
add_links({source_1: [code_a1, code_b2, code_b1, class_link]},
role_name="contained_code")
exception_expected_()
except CException as e:
eq_("link target is a class link, but source is an object",
e.value)
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_association_to_association_not_possible(self):
clx = CClass(self.mcl, "X")
cla = CClass(self.mcl, "A")
clb = CClass(self.mcl, "B")
a_b_association = cla.association(clb, "a_b: [a] * -> [b] *")
try:
clx.association(a_b_association, "[x] * -> [a_b_association] *")
exception_expected_()
except CException as e:
eq_("class 'X' is not compatible with association target 'a_b'",
e.value)
def test_link_to_link(self):
collection1 = CClass(self.mcl, "Collection1")
collection2 = CClass(self.mcl, "Collection2")
collections_association = collection1.association(
collection2,
"element references: [references] * -> [referenced] *")
type_a = CClass(self.mcl, "Type A", superclasses=collection1)
type_b = CClass(self.mcl, "Type B", superclasses=collection1)
a_b_association = type_a.association(type_b,
"a_b: [type_a] * -> [type_b] *",
superclasses=collection1)
type_c = CClass(self.mcl, "Type C", superclasses=collection2)
type_d = CClass(self.mcl,
"Type D",
superclasses=[collection1, collection2])
c_d_association = type_c.association(type_d,
"c_d: [type_c] * -> [type_d] *",
superclasses=collection2)
a_d_association = type_a.association(
type_d,
"a_d: [type_a] * -> [type_d] *",
superclasses=[collection1, collection2])
a1 = CObject(type_a, "a1")
b1 = CObject(type_b, "b1")
b2 = CObject(type_b, "b2")
c1 = CObject(type_c, "c1")
c2 = CObject(type_c, "c2")
d1 = CObject(type_d, "d1")
a_b_links = add_links({a1: [b1, b2]}, association=a_b_association)
c_d_links = add_links({d1: [c1, c2]}, association=c_d_association)
a_d_links = add_links({a1: [d1]}, association=a_d_association)
references_links = add_links(
{
a_b_links[0]: c_d_links[0],
a_b_links[1]: [c1, c2, d1, c_d_links[1], c_d_links[0]],
a_d_links[0]: [a_d_links[0], c_d_links[1], c1, d1]
},
role_name="referenced")
eq_(set(a_b_links[0].get_linked(role_name="referenced")),
{c_d_links[0]})
eq_(set(a_b_links[0].linked), {c_d_links[0]})
eq_(set(a_b_links[0].links), {references_links[0]})
eq_(
set(a_b_links[0].get_links_for_association(
collections_association)), {references_links[0]})
eq_(set(get_links([a_b_links[0]])), {references_links[0]})
eq_(set(a_b_links[1].get_linked(role_name="referenced")),
{c1, c2, d1, c_d_links[1], c_d_links[0]})
eq_(set(a_b_links[1].linked), {c1, c2, d1, c_d_links[1], c_d_links[0]})
correct_links_set = {
references_links[1], references_links[2], references_links[3],
references_links[4], references_links[5]
}
eq_(set(a_b_links[1].links), correct_links_set)
eq_(
set(a_b_links[1].get_links_for_association(
collections_association)), correct_links_set)
eq_(set(get_links([a_b_links[1]])), correct_links_set)
eq_(set(a_d_links[0].get_linked(role_name="referenced")),
{a_d_links[0], c_d_links[1], c1, d1})
eq_(set(a_d_links[0].linked), {a_d_links[0], c_d_links[1], c1, d1})
correct_links_set = {
references_links[6], references_links[7], references_links[8],
references_links[9]
}
eq_(set(a_d_links[0].links), correct_links_set)
eq_(
set(a_d_links[0].get_links_for_association(
collections_association)), correct_links_set)
eq_(set(get_links([a_d_links[0]])), correct_links_set)
def test_links_as_attribute_values(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] *",
superclasses=code)
code_a1 = CObject(code_a, "code_a1")
code_b1 = CObject(code_b, "code_b1")
code_b2 = CObject(code_b, "code_b2")
a_b_links = add_links({code_a1: [code_b1, code_b2]},
association=a_b_association)
links_list = [code_a1, code_b2, code_b1, a_b_links[0], a_b_links[1]]
collection_type = CClass(self.mcl,
"Collection Type",
attributes={
"primary_code": code,
"default_value_code": a_b_links[0],
"codes": list,
"default_values_list": links_list
})
collection = CObject(collection_type)
eq_(collection.get_value("primary_code"), None)
eq_(collection.get_value("default_value_code"), a_b_links[0])
eq_(collection.get_value("codes"), None)
eq_(collection.get_value("default_values_list"), links_list)
collection.set_value("primary_code", a_b_links[1])
collection.set_value("default_value_code", a_b_links[1])
collection.set_value("codes", [code_a1, a_b_links[0]])
collection.set_value("default_values_list",
[a_b_links[0], a_b_links[1]])
eq_(collection.get_value("primary_code"), a_b_links[1])
eq_(collection.get_value("default_value_code"), a_b_links[1])
eq_(collection.get_value("codes"), [code_a1, a_b_links[0]])
eq_(collection.get_value("default_values_list"),
[a_b_links[0], a_b_links[1]])
collection.values = {
'default_values_list': [a_b_links[0]],
"codes": []
}
eq_(
collection.values, {
'default_value_code': a_b_links[1],
'default_values_list': [a_b_links[0]],
'codes': [],
'primary_code': a_b_links[1]
})
collection.delete_value("primary_code")
collection.delete_value("default_value_code")
collection.delete_value("codes")
collection.delete_value("default_values_list")
eq_(collection.get_value("primary_code"), None)
eq_(collection.get_value("default_value_code"), None)
eq_(collection.get_value("codes"), None)
eq_(collection.get_value("default_values_list"), None)
def create_simple_link_object_test_setup(self):
self.a = CClass(self.mcl, "A")
self.a1 = CClass(self.mcl, "A1", superclasses=self.a)
self.a2 = CClass(self.mcl, "A2", superclasses=self.a)
self.a_association = self.a1.association(self.a2,
"[a1] * -> [a2] *",
superclasses=self.a)
self.b = CClass(self.mcl, "B")
self.b_a_association = self.b.association(self.a, "[b] * -> [a] *")
self.a1_1 = CObject(self.a1, "a1_1")
self.a1_2 = CObject(self.a1, "a1_2")
self.a2_1 = CObject(self.a2, "a2_1")
self.b_1 = CObject(self.b, "b_1")
self.a_links = add_links({self.a2_1: [self.a1_1, self.a1_2]},
association=self.a_association)
self.b_a_links = add_links(
{self.b_1: [self.a_links[0], self.a_links[1]]},
association=self.b_a_association)
def test_attributes_on_association_classifier(self):
self.create_simple_link_object_test_setup()
eq_(self.b_a_association.attributes, [])
eq_(self.b_a_association.attribute_names, [])
try:
self.b_a_association.attributes = {
"i1": int,
"i2": 15,
"s1": str,
"s2": "abc"
}
exception_expected_()
except CException as e:
eq_("setting of attributes not supported for associations",
e.value)
eq_(self.b_a_association.get_attribute("i1"), None)
def test_superclass_sub_class_method_on_association_classifier(self):
self.create_simple_link_object_test_setup()
eq_(self.a_association.superclasses, [self.a])
eq_(self.a_association.subclasses, [])
eq_(self.b_a_association.superclasses, [])
eq_(self.b_a_association.subclasses, [])
eq_(self.a.subclasses, [self.a1, self.a2, self.a_association])
try:
another_sc = CMetaclass("ASC")
self.a_association.superclasses = [self.a, another_sc]
exception_expected_()
except CException as e:
eq_(
"cannot add superclass 'ASC': not a class or class association",
e.value)
try:
another_sc = CStereotype("ASC")
self.a_association.superclasses = [self.a, another_sc]
exception_expected_()
except CException as e:
eq_(
"cannot add superclass 'ASC': not a class or class association",
e.value)
another_sc = CClass(self.mcl, "ASC")
self.a_association.superclasses = [self.a, another_sc]
eq_(self.a_association.superclasses, [self.a, another_sc])
eq_(set(self.a_association.all_superclasses), {self.a, another_sc})
a2_association = self.a1.association(self.a2,
"[a1] * -> [a2] *",
superclasses=self.a)
self.a_association.superclasses = [a2_association]
eq_(self.a_association.superclasses, [a2_association])
eq_(self.a_association.all_subclasses, set())
eq_(self.a_association.all_superclasses, {a2_association, self.a})
eq_(a2_association.superclasses, [self.a])
eq_(a2_association.subclasses, [self.a_association])
eq_(a2_association.all_subclasses, {self.a_association})
eq_(a2_association.has_subclass(self.a_association), True)
eq_(a2_association.has_subclass(self.a1), False)
eq_(a2_association.has_superclass(self.a_association), False)
eq_(a2_association.has_superclass(self.a), True)
eq_(self.a_association.is_classifier_of_type(self.a_association), True)
eq_(self.a_association.is_classifier_of_type(a2_association), True)
eq_(self.a_association.is_classifier_of_type(self.a), True)
eq_(self.a_association.is_classifier_of_type(self.a1), False)
# test linking still works after superclass changes
self.b_1.delete_links([self.a_links[0], self.a_links[1]])
eq_(self.b_1.get_linked(), [])
self.b_a_links = set_links(
{self.b_1: [self.a_links[1], self.a_links[0]]},
association=self.b_a_association)
eq_(self.b_1.get_linked(), [self.a_links[1], self.a_links[0]])
def test_delete_linked_association(self):
self.create_simple_link_object_test_setup()
self.a_association.delete()
eq_(self.a.subclasses, [self.a1, self.a2])
eq_(self.a2_1.get_linked(), [])
eq_(self.b_1.get_linked(), [])
def test_delete_linking_association(self):
self.create_simple_link_object_test_setup()
self.b_a_association.delete()
eq_(self.a2_1.get_linked(), [self.a1_1, self.a1_2])
eq_(self.b_1.get_linked(), [])
def test_link_object_classifier(self):
self.create_simple_link_object_test_setup()
eq_(self.a_links[0].classifier, self.a_association)
eq_(self.b_a_links[0].classifier, self.b_a_association)
try:
self.a_links[0].classifier = self.b_a_association
exception_expected_()
except CException as e:
eq_(
"Changes to the classifier (i.e., the association) of a link" +
" should not be performed with CObject methods", e.value)
def test_link_object_class_object_class(self):
self.create_simple_link_object_test_setup()
eq_(self.a_links[0].class_object_class, None)
eq_(self.b_a_links[0].class_object_class, None)
def test_link_object_instance_of(self):
self.create_simple_link_object_test_setup()
eq_(self.a_links[0].instance_of(self.a_association), True)
eq_(self.a_links[0].instance_of(self.b_a_association), False)
eq_(self.a_links[0].instance_of(self.a), True)
eq_(self.a_links[0].instance_of(self.a1), False)
try:
eq_(self.a_links[0].instance_of(self.mcl), False)
exception_expected_()
except CException as e:
eq_("'MCL' is not an association or a class", e.value)
eq_(self.b_a_links[0].instance_of(self.a_association), False)
eq_(self.b_a_links[0].instance_of(self.b_a_association), True)
eq_(self.b_a_links[0].instance_of(self.a), False)
def test_link_object_delete(self):
self.create_simple_link_object_test_setup()
self.a_links[0].delete()
self.b_a_links[0].delete()
eq_(self.b_1.get_linked(), [self.a_links[1]])
eq_(self.a2_1.get_linked(), [self.a1_2])
eq_(self.a_links[1].get_linked(), [self.b_1])
try:
self.a_links[0].get_value("a")
exception_expected_()
except CException as e:
eq_("can't get value 'a' on deleted link", e.value)
try:
self.a_links[0].delete_value("a")
exception_expected_()
except CException as e:
eq_("can't delete value 'a' on deleted link", e.value)
try:
self.a_links[0].set_value("a", 1)
exception_expected_()
except CException as e:
eq_("can't set value 'a' on deleted link", e.value)
try:
self.a_links[0].values = {"a": 1}
exception_expected_()
except CException as e:
eq_("can't set values on deleted link", e.value)
def test_object_link_classifier_bundable(self):
self.create_simple_link_object_test_setup()
bundle = CBundle("Bundle", elements=self.a.get_connected_elements())
eq_(set(bundle.elements), {self.a, self.a1, self.a2, self.b})
try:
bundle.elements = self.a.get_connected_elements(add_links=True)
exception_expected_()
except CException as e:
eq_(
"unknown keyword argument 'add_links', should be one of:" +
" ['add_associations', 'add_bundles', 'process_bundles', 'stop_elements_inclusive', "
+ "'stop_elements_exclusive']", e.value)
eq_(self.a_association.bundles, [])
bundle.elements = self.a.get_connected_elements(add_associations=True)
eq_(set(bundle.elements),
{self.a, self.a1, self.a2, self.b, self.a_association})
eq_(self.a_association.bundles, [bundle])
bundle2 = CBundle("Bundle2",
elements=self.a_association.get_connected_elements(
add_associations=True))
eq_(set(bundle2.elements),
{self.a, self.a1, self.a2, self.b, self.a_association})
eq_(set(self.a_association.bundles), {bundle, bundle2})
bundle2.delete()
eq_(set(self.a_association.bundles), {bundle})
self.a_association.delete()
eq_(set(bundle.elements), {self.a, self.a1, self.a2, self.b})
def test_object_link_bundable(self):
self.create_simple_link_object_test_setup()
bundle = CBundle("Bundle", elements=self.a1_1.get_connected_elements())
eq_(set(bundle.elements), {self.a1_1, self.a1_2, self.a2_1})
try:
bundle.elements = self.a1_1.get_connected_elements(
add_associations=True)
exception_expected_()
except CException as e:
eq_(
"unknown keyword argument 'add_associations', should be one of:"
+
" ['add_links', 'add_bundles', 'process_bundles', 'stop_elements_inclusive',"
+ " 'stop_elements_exclusive']", e.value)
bundle.elements = self.b_1.get_connected_elements()
eq_(set(bundle.elements), {self.b_1})
eq_(self.a_links[0].bundles, [])
bundle.elements = self.b_1.get_connected_elements(add_links=True)
eq_(set(bundle.elements), {self.b_1, self.a_links[0], self.a_links[1]})
eq_(self.a_links[0].bundles, [bundle])
bundle2 = CBundle(
"Bundle2",
elements=self.a_links[0].get_connected_elements(add_links=True))
eq_(set(bundle2.elements),
{self.b_1, self.a_links[0], self.a_links[1]})
eq_(set(self.a_links[0].bundles), {bundle, bundle2})
bundle2.delete()
eq_(set(self.a_links[0].bundles), {bundle})
self.a_links[0].delete()
eq_(set(bundle.elements), {self.b_1, self.a_links[1]})
def test_get_connected_elements_empty(self):
c1 = CClass(self.mcl, "c1")
eq_(set(c1.get_connected_elements()), {c1})
# "ship to": address,
# "status": order_status,
# "total": float
# })
order = CClass(domain_metaclass, "Order", attributes={
"id": str,
"ordered": today,
"shipped": date,
"ship to": address,
"status": CAttribute(type=order_status, default="New"),
"total": float
})
order_item_relation = order.association(item, "in order: [order] 1 -> [item in order] *")
shopping_model = CBundle("shopping_model2", elements=cart.get_connected_elements() + [order_status])
# Attribute Introspection
def print_attribute_introspection_examples():
print('Product Attributes:')
for attribute in product.attributes:
print(
'- "%s": type "%s", classifier "%s", default "%s"' % (attribute.name, attribute.type, attribute.classifier,
attribute.default))
print('Product Attributes: %s' % product.attribute_names)
print('Default for price attribute = %s' % product.get_attribute("price").default)
print('Order Attributes:')
for attribute in order.attributes:
"name": str,
"price": float
})
cart_item_relation = cart.association(
item, "in cart: [cart] 0..1 -> [item in cart] *")
#
# Alternative way to write the cart-item association
# cart.association(item, name="in cart", role_name="item in cart", multiplicity="*",
# source_role_name="cart", source_multiplicity="0..1")
item_product_relation = item.association(
product, "product definition: [cart item] * -> [product] 1")
shopping_model = CBundle("shopping_model1",
elements=cart.get_connected_elements())
def run():
print("***************** Shopping Model Example 1 *****************")
print('*** Plant UML Generation')
generator = PlantUMLGenerator()
generator.generate_class_models(shopping_model.name, [shopping_model, {}])
print(
f"... Generated models in {generator.directory!s}/{shopping_model.name!s}"
)
if __name__ == "__main__":
run()
