def test_delete_link_no_matching_link(self):
a = self.c1.association(self.c2, "l: 0..1 -> *")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c1, "o2")
o3 = CObject(self.c2, "o3")
o4 = CObject(self.c2, "o4")
o5 = CObject(self.c2, "o5")
add_links({o1: [o3, o4], o2: [o5]}, association=a)
try:
delete_links({o1: o5})
exception_expected_()
except CException as e:
eq_(e.value, "no link found for 'o1 -> o5' in delete links")
b = self.c1.association(self.c2, "l: 0..1 -> *")
try:
delete_links({o1: o5})
exception_expected_()
except CException as e:
eq_(e.value, "no link found for 'o1 -> o5' in delete links")
try:
o4.delete_links([o1], association=b)
exception_expected_()
except CException as e:
eq_(
e.value,
"no link found for 'o4 -> o1' in delete links for given association"
)
def test_delete_one_to_n_links(self):
self.c1.association(self.c2, "l: 0..1 -> *")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c1, "o2")
o3 = CObject(self.c2, "o3")
o4 = CObject(self.c2, "o4")
o5 = CObject(self.c2, "o5")
add_links({o1: [o3, o4], o2: [o5]})
o4.delete_links([o1])
eq_(o1.linked, [o3])
eq_(o2.linked, [o5])
eq_(o3.linked, [o1])
eq_(o4.linked, [])
eq_(o5.linked, [o2])
o4.add_links([o2])
eq_(o2.linked, [o5, o4])
delete_links({o1: o3, o2: o2.linked})
eq_(o1.linked, [])
eq_(o2.linked, [])
eq_(o3.linked, [])
eq_(o4.linked, [])
eq_(o5.linked, [])
def test_delete_n_to_n_links(self):
self.c1.association(self.c2, "l: * -> *")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c1, "o2")
o3 = CObject(self.c2, "o3")
o4 = CObject(self.c2, "o4")
o5 = CObject(self.c2, "o5")
o6 = CObject(self.c2, "o6")
add_links({o1: [o3, o4], o2: [o4, o5]})
o4.delete_links([o1, o2])
eq_(o1.linked, [o3])
eq_(o2.linked, [o5])
eq_(o3.linked, [o1])
eq_(o4.linked, [])
eq_(o5.linked, [o2])
add_links({o4: [o1, o2], o6: [o2, o1]})
delete_links({o1: o6, o2: [o4, o5]})
eq_(o1.linked, [o3, o4])
eq_(o2.linked, [o6])
eq_(o3.linked, [o1])
eq_(o4.linked, [o1])
eq_(o5.linked, [])
eq_(o6.linked, [o2])
def test_delete_one_to_one_link(self):
self.m1.association(self.m2, "l: 1 -> [c2] 0..1")
c1 = CClass(self.m1, "c1")
c2 = CClass(self.m2, "c2")
c3 = CClass(self.m1, "c3")
c4 = CClass(self.m2, "c4")
links = add_links({c1: c2, c3: c4})
c1.delete_links(c2)
eq_(c1.linked, [])
eq_(c2.linked, [])
eq_(c3.linked, [c4])
eq_(c4.linked, [c3])
eq_(c1.links, [])
eq_(c2.links, [])
eq_(c3.links, [links[1]])
eq_(c4.links, [links[1]])
delete_links({c3: c4})
eq_(c1.linked, [])
eq_(c2.linked, [])
eq_(c3.linked, [])
eq_(c4.linked, [])
eq_(c1.links, [])
eq_(c2.links, [])
eq_(c3.links, [])
eq_(c4.links, [])
def test_delete_one_to_one_link(self):
self.c1.association(self.c2, "l: 1 -> [c2] 0..1")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c2, "o2")
o3 = CObject(self.c1, "o3")
o4 = CObject(self.c2, "o4")
links = add_links({o1: o2, o3: o4})
o1.delete_links(o2)
eq_(o1.linked, [])
eq_(o2.linked, [])
eq_(o3.linked, [o4])
eq_(o4.linked, [o3])
eq_(o1.links, [])
eq_(o2.links, [])
eq_(o3.links, [links[1]])
eq_(o4.links, [links[1]])
delete_links({o3: o4})
eq_(o1.linked, [])
eq_(o2.linked, [])
eq_(o3.linked, [])
eq_(o4.linked, [])
eq_(o1.links, [])
eq_(o2.links, [])
eq_(o3.links, [])
eq_(o4.links, [])
def test_delete_one_to_n_links(self):
self.m1.association(self.m2, "l: 0..1 -> *")
c1 = CClass(self.m1, "c1")
c2 = CClass(self.m1, "c2")
c3 = CClass(self.m2, "c3")
c4 = CClass(self.m2, "c4")
c5 = CClass(self.m2, "c5")
add_links({c1: [c3, c4], c2: [c5]})
c4.delete_links([c1])
eq_(c1.linked, [c3])
eq_(c2.linked, [c5])
eq_(c3.linked, [c1])
eq_(c4.linked, [])
eq_(c5.linked, [c2])
c4.add_links([c2])
eq_(c2.linked, [c5, c4])
delete_links({c1: c3, c2: c2.linked})
eq_(c1.linked, [])
eq_(c2.linked, [])
eq_(c3.linked, [])
eq_(c4.linked, [])
eq_(c5.linked, [])
def test_delete_link_no_matching_link(self):
a = self.m1.association(self.m2, "l: 0..1 -> *")
c1 = CClass(self.m1, "c1")
c2 = CClass(self.m1, "c2")
c3 = CClass(self.m2, "c3")
c4 = CClass(self.m2, "c4")
c5 = CClass(self.m2, "c5")
add_links({c1: [c3, c4], c2: [c5]}, association=a)
try:
delete_links({c1: c5})
exception_expected_()
except CException as e:
eq_(e.value, "no link found for 'c1 -> c5' in delete links")
b = self.m1.association(self.m2, "l: 0..1 -> *")
try:
delete_links({c1: c5})
exception_expected_()
except CException as e:
eq_(e.value, "no link found for 'c1 -> c5' in delete links")
try:
c4.delete_links([c1], association=b)
exception_expected_()
except CException as e:
eq_(e.value, "no link found for 'c4 -> c1' in delete links for given association")
def test_delete_n_to_n_links(self):
self.m1.association(self.m2, "l: * -> *")
c1 = CClass(self.m1, "c1")
c2 = CClass(self.m1, "c2")
c3 = CClass(self.m2, "c3")
c4 = CClass(self.m2, "c4")
c5 = CClass(self.m2, "c5")
c6 = CClass(self.m2, "c6")
add_links({c1: [c3, c4], c2: [c4, c5]})
c4.delete_links([c1, c2])
eq_(c1.linked, [c3])
eq_(c2.linked, [c5])
eq_(c3.linked, [c1])
eq_(c4.linked, [])
eq_(c5.linked, [c2])
add_links({c4: [c1, c2], c6: [c2, c1]})
delete_links({c1: c6, c2: [c4, c5]})
eq_(c1.linked, [c3, c4])
eq_(c2.linked, [c6])
eq_(c3.linked, [c1])
eq_(c4.linked, [c1])
eq_(c5.linked, [])
eq_(c6.linked, [c2])
def run():
print(
"***************** Shopping Model Instance Model 1 (Using Shopping Model 4) *****************"
)
print("*** Attribute Getting / Setting")
print_attribute_getting_setting_examples()
print("*** Link Introspection")
print_link_introspection_examples()
print('*** Plant UML Generation')
generator = PlantUMLGenerator()
generator.generate_object_models("shopping_instance1", [
shopping_instance1_order_model, {
"render_association_names_when_no_label_is_given": True
}, shopping_instance1_staff_model, {
"render_association_names_when_no_label_is_given": True
}
])
# change links to generate the "wrong" staff model as well
delete_links({manager: [crm1, crm2]})
add_links({manager: [crm1, crm2]}, association=staff_reports_to_relation)
shopping_instance1_staff_model.name = shopping_instance1_staff_model.name + "_wrong"
generator.generate_object_models("shopping_instance1", [
shopping_instance1_staff_model, {
"render_association_names_when_no_label_is_given": True
}
])
# correct the links again
delete_links({manager: [crm1, crm2]})
add_links({manager: [crm1, crm2]}, role_name="managed")
print(
f"... Generated models in {generator.directory!s}/shopping_instance1")
def test_link_methods_wrong_keyword_args(self):
c1 = CClass(self.m1, "C1")
try:
add_links({c1: c1}, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
c1.add_links(c1, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
set_links({c1: c1}, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
c1.delete_links(c1, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
delete_links({c1: c1}, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
c1.get_linked(associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
delete_links({c1: c1}, stereotype_instances=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
def test_delete_link_select_by_association(self):
a = self.c1.association(self.c2, "a: * -> *")
b = self.c1.association(self.c2, "b: * -> *")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c1, "o2")
o3 = CObject(self.c2, "o3")
o4 = CObject(self.c2, "o4")
add_links({o1: [o3], o2: [o3, o4]}, association=b)
delete_links({o2: o3})
eq_(o1.linked, [o3])
eq_(o2.linked, [o4])
eq_(o3.linked, [o1])
eq_(o4.linked, [o2])
add_links({o1: [o3], o2: [o3, o4]}, association=a)
try:
delete_links({o1: o3})
exception_expected_()
except CException as e:
eq_(
e.value,
"link definition in delete links ambiguous for link 'o1->o3': found multiple matches"
)
delete_links({o1: o3, o2: o4}, association=b)
eq_(o1.linked, [o3])
eq_(o2.linked, [o3, o4])
eq_(o3.linked, [o1, o2])
eq_(o4.linked, [o2])
for o in [o1, o2, o3, o4]:
for lo in o.links:
eq_(lo.association, a)
o1.add_links(o3, association=b)
try:
o1.delete_links(o3)
exception_expected_()
except CException as e:
eq_(
e.value,
"link definition in delete links ambiguous for link 'o1->o3': found multiple matches"
)
eq_(o1.linked, [o3, o3])
eq_(o2.linked, [o3, o4])
eq_(o3.linked, [o1, o2, o1])
eq_(o4.linked, [o2])
o1.delete_links(o3, association=a)
eq_(o1.linked, [o3])
eq_(o2.linked, [o3, o4])
eq_(o3.linked, [o2, o1])
eq_(o4.linked, [o2])
def test_delete_link_select_by_association(self):
a = self.m1.association(self.m2, "a: * -> *")
b = self.m1.association(self.m2, "b: * -> *")
c1 = CClass(self.m1, "c1")
c2 = CClass(self.m1, "c2")
c3 = CClass(self.m2, "c3")
c4 = CClass(self.m2, "c4")
add_links({c1: [c3], c2: [c3, c4]}, association=b)
delete_links({c2: c3})
eq_(c1.linked, [c3])
eq_(c2.linked, [c4])
eq_(c3.linked, [c1])
eq_(c4.linked, [c2])
add_links({c1: [c3], c2: [c3, c4]}, association=a)
try:
delete_links({c1: c3})
exception_expected_()
except CException as e:
eq_(e.value, "link definition in delete links ambiguous for link 'c1->c3': found multiple matches")
delete_links({c1: c3, c2: c4}, association=b)
eq_(c1.linked, [c3])
eq_(c2.linked, [c3, c4])
eq_(c3.linked, [c1, c2])
eq_(c4.linked, [c2])
for o in [c1, c2, c3, c4]:
for lo in o.links:
eq_(lo.association, a)
c1.add_links(c3, association=b)
try:
c1.delete_links(c3)
exception_expected_()
except CException as e:
eq_(e.value, "link definition in delete links ambiguous for link 'c1->c3': found multiple matches")
eq_(c1.linked, [c3, c3])
eq_(c2.linked, [c3, c4])
eq_(c3.linked, [c1, c2, c1])
eq_(c4.linked, [c2])
c1.delete_links(c3, association=a)
eq_(c1.linked, [c3])
eq_(c2.linked, [c3, c4])
eq_(c3.linked, [c2, c1])
eq_(c4.linked, [c2])
def test_link_methods_wrong_keyword_args(self):
o1 = CObject(self.c1, "o1")
try:
add_links({o1: o1}, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
o1.add_links(o1, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
set_links({o1: o1}, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
delete_links({o1: o1}, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
o1.delete_links(o1, associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
o1.get_linked(associationX=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
delete_links({o1: o1}, stereotype_instances=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
try:
delete_links({o1: o1}, tagged_values=None)
exception_expected_()
except CException as e:
eq_(e.value, "unknown keywords argument")
def test_delete_link_select_by_role_name(self):
a = self.c1.association(self.c2, "a: [sourceA] * -> [targetA] *")
self.c1.association(self.c2, "b: [sourceB] * -> [targetB] *")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c1, "o2")
o3 = CObject(self.c2, "o3")
o4 = CObject(self.c2, "o4")
add_links({o1: [o3], o2: [o3, o4]}, role_name="targetB")
delete_links({o2: o3})
eq_(o1.linked, [o3])
eq_(o2.linked, [o4])
eq_(o3.linked, [o1])
eq_(o4.linked, [o2])
add_links({o1: [o3], o2: [o3, o4]}, role_name="targetA")
delete_links({o1: o3, o2: o4}, role_name="targetB")
eq_(o1.linked, [o3])
eq_(o2.linked, [o3, o4])
eq_(o3.linked, [o1, o2])
eq_(o4.linked, [o2])
for o in [o1, o2, o3, o4]:
for lo in o.links:
eq_(lo.association, a)
add_links({o1: [o3], o2: [o3, o4]}, role_name="targetB")
o3.delete_links([o1, o2], role_name="sourceB")
delete_links({o4: o2}, role_name="sourceB")
eq_(o1.linked, [o3])
eq_(o2.linked, [o3, o4])
eq_(o3.linked, [o1, o2])
eq_(o4.linked, [o2])
for o in [o1, o2, o3, o4]:
for lo in o.links:
eq_(lo.association, a)
def test_delete_link_select_by_role_name(self):
a = self.m1.association(self.m2, "a: [sourceA] * -> [targetA] *")
self.m1.association(self.m2, "b: [sourceB] * -> [targetB] *")
c1 = CClass(self.m1, "c1")
c2 = CClass(self.m1, "c2")
c3 = CClass(self.m2, "c3")
c4 = CClass(self.m2, "c4")
add_links({c1: [c3], c2: [c3, c4]}, role_name="targetB")
delete_links({c2: c3})
eq_(c1.linked, [c3])
eq_(c2.linked, [c4])
eq_(c3.linked, [c1])
eq_(c4.linked, [c2])
add_links({c1: [c3], c2: [c3, c4]}, role_name="targetA")
delete_links({c1: c3, c2: c4}, role_name="targetB")
eq_(c1.linked, [c3])
eq_(c2.linked, [c3, c4])
eq_(c3.linked, [c1, c2])
eq_(c4.linked, [c2])
for o in [c1, c2, c3, c4]:
for lo in o.links:
eq_(lo.association, a)
add_links({c1: [c3], c2: [c3, c4]}, role_name="targetB")
c3.delete_links([c1, c2], role_name="sourceB")
delete_links({c4: c2}, role_name="sourceB")
eq_(c1.linked, [c3])
eq_(c2.linked, [c3, c4])
eq_(c3.linked, [c1, c2])
eq_(c4.linked, [c2])
for o in [c1, c2, c3, c4]:
for lo in o.links:
eq_(lo.association, a)
def test_wrong_types_delete_links(self):
self.c1.association(self.c2, name="l", multiplicity="1")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c2, "o2")
try:
# noinspection PyTypeChecker
delete_links(o1)
exception_expected_()
except CException as e:
eq_(
e.value, "link definitions should be of the form " +
"{<link source 1>: <link target(s) 1>, ..., <link source n>: <link target(s) n>}"
)
try:
delete_links({o1: self.mcl})
exception_expected_()
except CException as e:
eq_(e.value, "link target 'MCL' is not an object, class, or link")
try:
delete_links({o1: [o2, self.mcl]})
exception_expected_()
except CException as e:
eq_(e.value, "link target 'MCL' is not an object, class, or link")
try:
delete_links({o1: [o2, None]})
exception_expected_()
except CException as e:
eq_(e.value, "link target 'None' is not an object, class, or link")
try:
delete_links({self.mcl: o2})
exception_expected_()
except CException as e:
eq_(e.value, "link source 'MCL' is not an object, class, or link")
try:
delete_links({None: o2})
exception_expected_()
except CException as e:
eq_(e.value, "link should not contain an empty source")