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.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_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_links_wrong_role_name(self):
self.c1.association(self.c2, "a: [sourceA] * -> [targetA] *")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c2, "o2")
o1.add_links(o2)
try:
o1.delete_links(o2, role_name="target")
exception_expected_()
except CException as e:
eq_(
e.value,
"no link found for 'o1 -> o2' in delete links for given role name 'target'"
)
def test_delete_one_to_one_link_wrong_multiplicity(self):
self.c1.association(self.c2, "l: 1 -> [c2] 1")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c2, "o2")
add_links({o1: o2})
try:
o1.delete_links(o2)
exception_expected_()
except CException as e:
eq_(
e.value,
"links of object 'o1' have wrong multiplicity '0': should be '1'"
)
eq_(o1.linked, [o2])
eq_(o2.linked, [o1])
def test_delete_one_to_n_links_wrong_multiplicity(self):
self.c1.association(self.c2, "l: 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]})
try:
o4.delete_links([o1])
exception_expected_()
except CException as e:
eq_(
e.value,
"links of object 'o4' have wrong multiplicity '0': should be '1'"
)
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_links_wrong_association(self):
self.c1.association(self.c2, "a: [sourceA] * -> [targetA] *")
o1 = CObject(self.c1, "o1")
o2 = CObject(self.c2, "o2")
o1.add_links(o2)
try:
o1.delete_links(o2, association=o1)
exception_expected_()
except CException as e:
eq_(e.value, "'o1' is not a association")
b = self.c1.association(self.c2, "b: [sourceB] * -> [targetB] *")
try:
o1.delete_links(o2, association=b)
exception_expected_()
except CException as e:
eq_(
e.value,
"no link found for 'o1 -> o2' in delete links for given association"
)
try:
o1.delete_links(o2, association=b, role_name="x")
exception_expected_()
except CException as e:
eq_(
e.value,
"no link found for 'o1 -> o2' in delete links for given role name 'x' and for given association"
)
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)
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_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)
