def set_up(self):
EntityTestCase.set_up(self)
self._ent0 = create_entity(entity_id=0, entity_text='foo0')
self._ent1 = create_entity(entity_id=1, entity_text='foo1')
self._aggregate = get_root_aggregate(IMyEntity)
self._aggregate.add(self._ent0)
self._aggregate.add(self._ent1)
def test_update_member_with_link(self):
my_entity = create_entity()
new_parent = MyEntityParent()
new_parent.text = self.UPDATED_TEXT
new_parent.id = 2
my_entity.parent = new_parent
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
attribute_options = {('parent',):{WRITE_AS_LINK_OPTION:True},
('nested_parent',):{IGNORE_OPTION:True}}
mp_cloned = mp.clone(attribute_options=attribute_options)
data_el = mp_cloned.map_to_data_element(member)
# The linked-to parent needs to be in the root collection.
my_entity.parent = None
del member
del my_entity
parent_coll = get_root_collection(IMyEntityParent)
parent_coll.create_member(new_parent)
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(context.parent.text, MyEntity.DEFAULT_TEXT)
context.update_from_data(data_el)
self.assert_equal(context.parent.text, self.UPDATED_TEXT)
def set_up(self):
EntityTestCase.set_up(self)
self._ent0 = create_entity(entity_id=0, entity_text='foo0')
self._ent1 = create_entity(entity_id=1, entity_text='foo1')
self._aggregate = get_root_aggregate(IMyEntity)
self._aggregate.add(self._ent0)
self._aggregate.add(self._ent1)
def test_update_member_with_link(self):
my_entity = create_entity()
new_parent = MyEntityParent()
new_parent.text = self.UPDATED_TEXT
new_parent.id = 2
my_entity.parent = new_parent
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
attribute_options = {
('parent', ): {
WRITE_AS_LINK_OPTION: True
},
('nested_parent', ): {
IGNORE_OPTION: True
}
}
mp_cloned = mp.clone(attribute_options=attribute_options)
data_el = mp_cloned.map_to_data_element(member)
# The linked-to parent needs to be in the root collection.
my_entity.parent = None
del member
del my_entity
parent_coll = get_root_collection(IMyEntityParent)
parent_coll.create_member(new_parent)
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(context.parent.text, MyEntity.DEFAULT_TEXT)
context.update_from_data(data_el)
self.assert_equal(context.parent.text, self.UPDATED_TEXT)
def test_order_by(self):
ent2 = create_entity(entity_id=2, entity_text='foo3')
ent3 = create_entity(entity_id=3, entity_text='foo3')
self._aggregate.add(ent2)
self._aggregate.add(ent3)
q = self._query.order_by(('text', ASCENDING), ('id', DESCENDING))
last_ent = q.all()[-1]
self.assert_true(last_ent is ent2)
self.assert_raises(ValueError, self._query.order_by, ('text', None))
def test_order_by(self):
ent2 = create_entity(entity_id=2, entity_text='foo3')
ent3 = create_entity(entity_id=3, entity_text='foo3')
self._aggregate.add(ent2)
self._aggregate.add(ent3)
q = self._query.order_by(('text', ASCENDING), ('id', DESCENDING))
last_ent = q.all()[-1]
self.assert_true(last_ent is ent2)
self.assert_raises(ValueError, self._query.order_by, ('text', None))
def _test_order(self, txt_expr, id_expr):
ent2 = create_entity(entity_id=2, entity_text='foo3')
ent3 = create_entity(entity_id=3, entity_text='foo3')
self._aggregate.add(ent2)
self._aggregate.add(ent3)
q = self._query.order(txt_expr)
self.assert_true(next(iter(q)) is self._ent0)
q = q.order(None)
q = q.order(txt_expr).order(id_expr)
last_ent = q.all()[-1]
self.assert_true(last_ent is ent2)
def _test_order(self, txt_expr, id_expr):
ent2 = create_entity(entity_id=2, entity_text='foo3')
ent3 = create_entity(entity_id=3, entity_text='foo3')
self._aggregate.add(ent2)
self._aggregate.add(ent3)
q = self._query.order(txt_expr)
self.assert_true(next(iter(q)) is self._ent0)
q = q.order(None)
q = q.order(txt_expr).order(id_expr)
last_ent = q.all()[-1]
self.assert_true(last_ent is ent2)
def test_traverse_with_remove_sequence(self):
ent0 = create_entity(entity_id=0)
ent1 = create_entity(entity_id=None)
cache = EntityCacheMap()
agg = StagingAggregate(MyEntity, cache=cache)
agg.add(ent0)
agg.add(ent1)
trv = SourceTargetDataTreeTraverser.make_traverser(
None, [ent0, ent1], RELATION_OPERATIONS.REMOVE)
vst = AruVisitor(MyEntity, remove_callback=agg.remove)
trv.run(vst)
self.assert_equal(len(list(iter(agg))), 0)
def test_traverse_with_remove_sequence(self):
ent0 = create_entity(entity_id=0)
ent1 = create_entity(entity_id=None)
cache = EntityCacheMap()
agg = StagingAggregate(MyEntity, cache=cache)
agg.add(ent0)
agg.add(ent1)
trv = SourceTargetDataTreeTraverser.make_traverser(
None, [ent0, ent1],
RELATION_OPERATIONS.REMOVE)
vst = AruVisitor(MyEntity, remove_callback=agg.remove)
trv.run(vst)
self.assert_equal(len(list(iter(agg))), 0)
def test_update_terminal_in_parent(self):
my_entity = create_entity()
my_entity.parent.text = self.UPDATED_TEXT
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
del my_entity
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(context.parent.text, MyEntity.DEFAULT_TEXT)
context.update_from_data(data_el)
self.assert_equal(context.parent.text, self.UPDATED_TEXT)
def test_delete_grandchild(self):
my_entity = create_entity()
del my_entity.children[0].children[0]
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
del my_entity
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(len(iter(context.children).next().children), 1)
context.update_from_data(data_el)
self.assert_equal(len(iter(context.children).next().children), 0)
def test_delete_child(self):
my_entity = create_entity()
del my_entity.children[0]
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
del my_entity
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(len(context.children), 1)
context.update_from_data(data_el)
self.assert_equal(len(context.children), 0)
def test_make_traverser_invalid_params(self):
ent0 = create_entity(entity_id=None)
ent1 = create_entity(entity_id=None)
self.assert_raises(ValueError,
SourceTargetDataTreeTraverser.make_traverser, ent0,
ent1, RELATION_OPERATIONS.ADD)
self.assert_raises(ValueError,
SourceTargetDataTreeTraverser.make_traverser, ent1,
ent0, RELATION_OPERATIONS.REMOVE)
self.assert_raises(ValueError,
SourceTargetDataTreeTraverser.make_traverser,
ent0,
None,
RELATION_OPERATIONS.UPDATE,
accessor=None)
def test_update_terminal_in_parent(self):
my_entity = create_entity()
my_entity.parent.text = self.UPDATED_TEXT
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
del my_entity
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(context.parent.text, MyEntity.DEFAULT_TEXT)
context.update_from_data(data_el)
self.assert_equal(context.parent.text, self.UPDATED_TEXT)
def _test(cnt_type, parent_repr_name, children_repr_name):
entity = create_entity()
mb = MyEntityMember.create_from_entity(entity)
mp_reg = get_mapping_registry(cnt_type)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
de = mp.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
self.assert_true(prx.get_data_element() is de)
self.assert_equal(prx.id, 0)
self.assert_equal(prx.text, 'TEXT')
self.assert_equal(prx.number, 1)
# The parent and children attributes are links.
self.assert_true(isinstance(getattr(prx, parent_repr_name),
LinkedDataElement))
children_el = getattr(prx, children_repr_name)
if cnt_type is XmlMime:
self.assert_is_none(children_el)
else:
self.assert_true(isinstance(children_el, LinkedDataElement))
# Nonexisting attribute raises error.
self.assert_raises(AttributeError, getattr, prx, 'foo')
self.assert_raises(AttributeError, setattr, prx, 'foo', 'murks')
# Set terminal attribute.
prx.id = 1
self.assert_equal(prx.id, 1)
# Set nested attribute.
setattr(prx, parent_repr_name, None)
self.assert_is_none(getattr(prx, parent_repr_name))
self.assert_raises(ValueError, setattr, prx, parent_repr_name,
1)
def test_map_to_data_element_with_collection(self, resource_repo):
entity = create_entity()
coll = resource_repo.get_collection(IMyEntity)
mb = coll.create_member(entity)
assert len(entity.children) == 1
assert len(mb.children) == 1
mb_child = next(iter(mb.children))
assert len(mb_child.children) == 1
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(
attribute_options={
('children', ): {
IGNORE_OPTION: False,
WRITE_AS_LINK_OPTION: False
},
('children', 'children'): {
IGNORE_OPTION: False,
WRITE_AS_LINK_OPTION: False
}
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
assert len(prx.children) == 1
assert len(prx.children[0].children) == 1
def test_make_traverser_invalid_params(self):
ent0 = create_entity(entity_id=None)
ent1 = create_entity(entity_id=None)
self.assert_raises(ValueError,
SourceTargetDataTreeTraverser.make_traverser,
ent0, ent1,
RELATION_OPERATIONS.ADD)
self.assert_raises(ValueError,
SourceTargetDataTreeTraverser.make_traverser,
ent1, ent0,
RELATION_OPERATIONS.REMOVE)
self.assert_raises(ValueError,
SourceTargetDataTreeTraverser.make_traverser,
ent0, None,
RELATION_OPERATIONS.UPDATE,
accessor=None)
def test_urls(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
exp_url = '/my-entities/0/'
url = resource_to_url(mb)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entity-parents/0/'
url = resource_to_url(mb.parent)
self.assert_true(url.endswith(exp_url))
exp_url = 'my-entities/0/nested-parent/'
url = resource_to_url(mb.nested_parent)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entities/0/children/'
url = resource_to_url(mb.children)
self.assert_true(url.endswith(exp_url))
mb_child = mb.children['0']
self.assert_equal(mb_child.id, 0)
exp_url = '/my-entity-grandchildren/?q=parent:equal-to:' \
'http://0.0.0.0:6543/my-entities/0/children/0/'
url = resource_to_url(mb_child.children)
self.assert_true(url.endswith(exp_url))
exp_url = 'my-entity-grandchildren/?q=id:contained:0'
url = resource_to_url(mb_child.no_backref_children)
self.assert_true(url.endswith(exp_url))
def test_resource_to_url_floating_member(self):
ent = create_entity(entity_id=2)
mb = MyEntityMember.create_from_entity(ent)
with self.assert_raises(ValueError) as cm:
resource_to_url(mb)
exc_msg = 'Can not generate URL for floating member'
self.assert_true(cm.exception.message.startswith(exc_msg))
def test_new_stage_collection(self):
ent = create_entity(entity_id=2, entity_text='too2')
mb = MyEntityMember.create_from_entity(ent)
nscoll = create_staging_collection(IMyEntity)
self.assert_equal(len(nscoll), 0)
nscoll.add(mb)
self.assert_equal(len(nscoll), 1)
def test_new_stage_collection(self):
ent = create_entity(entity_id=2, entity_text='too2')
mb = MyEntityMember.create_from_entity(ent)
nscoll = create_staging_collection(IMyEntity)
self.assert_equal(len(nscoll), 0)
nscoll.add(mb)
self.assert_equal(len(nscoll), 1)
def _test(cnt_type, parent_repr_name, children_repr_name):
entity = create_entity()
mb = MyEntityMember.create_from_entity(entity)
mp_reg = get_mapping_registry(cnt_type)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
de = mp.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
self.assert_true(prx.get_data_element() is de)
self.assert_equal(prx.id, 0)
self.assert_equal(prx.text, 'TEXT')
self.assert_equal(prx.number, 1)
# The parent and children attributes are links.
self.assert_true(
isinstance(getattr(prx, parent_repr_name), LinkedDataElement))
children_el = getattr(prx, children_repr_name)
if cnt_type is XmlMime:
self.assert_is_none(children_el)
else:
self.assert_true(isinstance(children_el, LinkedDataElement))
# Nonexisting attribute raises error.
self.assert_raises(AttributeError, getattr, prx, 'foo')
self.assert_raises(AttributeError, setattr, prx, 'foo', 'murks')
# Set terminal attribute.
prx.id = 1
self.assert_equal(prx.id, 1)
# Set nested attribute.
setattr(prx, parent_repr_name, None)
self.assert_is_none(getattr(prx, parent_repr_name))
self.assert_raises(ValueError, setattr, prx, parent_repr_name, 1)
def test_urls(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
exp_url = '/my-entities/0/'
url = resource_to_url(mb)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entity-parents/0/'
url = resource_to_url(mb.parent)
self.assert_true(url.endswith(exp_url))
exp_url = 'my-entities/0/nested-parent/'
url = resource_to_url(mb.nested_parent)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entities/0/children/'
url = resource_to_url(mb.children)
self.assert_true(url.endswith(exp_url))
mb_child = mb.children['0']
self.assert_equal(mb_child.id, 0)
exp_url = '/my-entity-grandchildren/?q=parent:equal-to:' \
'http://0.0.0.0:6543/my-entities/0/children/0/'
url = resource_to_url(mb_child.children)
self.assert_true(url.endswith(exp_url))
exp_url = 'my-entity-grandchildren/?q=id:contained:0'
url = resource_to_url(mb_child.no_backref_children)
self.assert_true(url.endswith(exp_url))
def test_add_child(self):
my_entity = create_entity()
new_child = MyEntityChild()
my_entity.children.append(new_child)
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
self.assert_equal(len(member.children), 2)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
del my_entity
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(len(context.children), 1)
context.update_from_data(data_el)
self.assert_equal(len(context.children), 2)
def test_no_backref_collection_url(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
mb_child = mb.children['0']
exp_url = 'my-entity-grandchildren/?q=id:contained:0'
url = resource_to_url(mb_child.children)
self.assert_true(url.endswith(exp_url))
def test_no_backref_collection_url(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
mb_child = mb.children['0']
exp_url = 'my-entity-grandchildren/?q=id:contained:0'
url = resource_to_url(mb_child.children)
self.assert_true(url.endswith(exp_url))
def test_remove_with_data_element(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
coll.remove(data_el)
self.assert_equal(len(coll), 0)
def _make_one(self):
rc_repo = self._get_repo()
ent = create_entity()
agg = rc_repo.get_aggregate(IMyEntity)
agg.add(ent)
agg_children = rc_repo.get_aggregate(IMyEntityChild)
for child in ent.children:
agg_children.add(child)
return ent, agg_children
def test_remove_with_data_element(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
member = coll.create_member(my_entity)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
coll.remove(data_el)
self.assert_equal(len(coll), 0)
def _make_one(self):
rc_repo = self._get_repo()
ent = create_entity()
agg = rc_repo.get_aggregate(IMyEntity)
agg.add(ent)
agg_children = rc_repo.get_aggregate(IMyEntityChild)
for child in ent.children:
agg_children.add(child)
return ent, agg_children
def test_make_traverser_update(self):
ent0 = create_entity(entity_id=0)
ent1 = create_entity(entity_id=None)
agg = create_staging_collection(IMyEntity).get_aggregate()
agg.add(ent0)
agg.add(ent1)
ent01 = create_entity(entity_id=0)
ent11 = create_entity(entity_id=None)
# With many as source and one as target.
with self.assert_raises(ValueError) as cm:
SourceTargetDataTreeTraverser.make_traverser(
[ent01, ent1], ent0, RELATION_OPERATIONS.UPDATE, accessor=agg)
self.assert_true(
cm.exception.args[0].endswith('or both not be sequences.'))
# Without target.
trv = SourceTargetDataTreeTraverser.make_traverser(
[ent01, ent11], None, RELATION_OPERATIONS.UPDATE, accessor=agg)
self.assert_is_not_none(getattr(trv, '_tgt_prx'))
def test_set_member(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
txt = 'FROBNIC'
new_parent = MyEntityParent(text=txt)
parent_coll = get_root_collection(IMyEntityParent)
parent_mb = parent_coll.create_member(new_parent)
self.assert_not_equal(mb.parent.text, txt)
mb.parent = parent_mb
self.assert_equal(mb.parent.text, txt)
def test_set_member(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
txt = 'FROBNIC'
new_parent = MyEntityParent(text=txt)
parent_coll = get_root_collection(IMyEntityParent)
parent_mb = parent_coll.create_member(new_parent)
self.assert_not_equal(mb.parent.text, txt)
mb.parent = parent_mb
self.assert_equal(mb.parent.text, txt)
def test_update_from_data_add_child(self):
my_entity = create_entity()
new_child = MyEntityChild()
my_entity.children.append(new_child)
if new_child.parent is None:
new_child.parent = my_entity
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
self.assert_equal(len(member.children), 2)
mp = self._make_mapping()
data_el = mp.map_to_data_element(member)
del member
del my_entity
# import gc; gc.collect()
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
context = coll.create_member(my_entity)
self.assert_equal(len(context.children), 1)
context.update(data_el)
self.assert_equal(len(context.children), 2)
def test_make_traverser_update(self):
ent0 = create_entity(entity_id=0)
ent1 = create_entity(entity_id=None)
agg = create_staging_collection(IMyEntity).get_aggregate()
agg.add(ent0)
agg.add(ent1)
ent01 = create_entity(entity_id=0)
ent11 = create_entity(entity_id=None)
# With many as source and one as target.
with self.assert_raises(ValueError) as cm:
SourceTargetDataTreeTraverser.make_traverser(
[ent01, ent1], ent0,
RELATION_OPERATIONS.UPDATE,
accessor=agg)
self.assert_true(
cm.exception.args[0].endswith('or both not be sequences.'))
# Without target.
trv = SourceTargetDataTreeTraverser.make_traverser(
[ent01, ent11], None,
RELATION_OPERATIONS.UPDATE,
accessor=agg)
self.assert_is_not_none(getattr(trv, '_tgt_prx'))
def test_filter_specification_visitor(self):
coll = get_root_collection(IMyEntity)
mb_cls = get_member_class(coll)
my_entity = create_entity()
member = coll.create_member(my_entity)
spec_fac = FilterSpecificationFactory()
specs = [
# Terminal access.
spec_fac.create_equal_to('text', self.TEST_TEXT),
# Terminal access with different name in entity.
spec_fac.create_equal_to('text_rc', self.TEST_TEXT),
# Nested member access with different name in entity.
spec_fac.create_equal_to('parent.text_rc', self.TEST_TEXT),
# Nested collection access with different name in entity.
spec_fac.create_equal_to('children.text_rc', self.TEST_TEXT),
# Access with dotted entity name in rc attr declaration.
spec_fac.create_equal_to('parent_text', self.TEST_TEXT),
# Access to member.
spec_fac.create_equal_to('parent',
member.parent.get_entity()),
]
expecteds = [('text', MyEntity.text.__eq__(self.TEST_TEXT)),
('text_ent', MyEntity.text_ent.__eq__(self.TEST_TEXT)),
('parent.text_ent',
MyEntity.parent.has(
MyEntityParent.text_ent.__eq__(
self.TEST_TEXT))),
('children.text_ent',
MyEntity.children.any(
MyEntityChild.text_ent.__eq__(
self.TEST_TEXT))),
('parent.text_ent',
MyEntity.parent.has(
MyEntityParent.text_ent.__eq__(
self.TEST_TEXT))),
('parent',
MyEntity.parent.__eq__(member.parent.get_entity())),
]
for spec, expected in zip(specs, expecteds):
new_attr_name, expr = expected
visitor = ResourceToEntityFilterSpecificationVisitor(mb_cls)
spec.accept(visitor)
new_spec = visitor.expression
self.assert_equal(new_spec.attr_name, new_attr_name)
visitor = SqlFilterSpecificationVisitor(MyEntity)
new_spec.accept(visitor)
self.assert_equal(str(visitor.expression), str(expr))
invalid_spec = spec_fac.create_equal_to('foo', self.TEST_TEXT)
vst = ResourceToEntityFilterSpecificationVisitor(mb_cls)
self.assert_raises(AttributeError, invalid_spec.accept, vst)
def test_map_to_data_element_with_collection(self):
entity = create_entity()
mb = MyEntityMember.create_from_entity(entity)
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(
attribute_options={('children',):{IGNORE_ON_WRITE_OPTION:False,
WRITE_AS_LINK_OPTION:False},
('children', 'children'):
{IGNORE_ON_WRITE_OPTION:False,
WRITE_AS_LINK_OPTION:False}
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
self.assert_equal(len(prx.children), 1)
self.assert_equal(len(prx.children[0].children), 1)
def test_map_to_data_element_with_member(self):
entity = create_entity()
mb = MyEntityMember.create_from_entity(entity)
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(
attribute_options={('parent',):{WRITE_AS_LINK_OPTION:False},
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
self.assert_is_not_none(prx.parent)
#
entity.parent = None
de1 = mp1.map_to_data_element(mb)
prx1 = DataElementAttributeProxy(de1)
self.assert_is_none(prx1.parent)
def test_filter_specification_visitor(self):
coll = get_root_collection(IMyEntity)
mb_cls = get_member_class(coll)
my_entity = create_entity()
member = coll.create_member(my_entity)
spec_fac = FilterSpecificationFactory()
specs = [
# Terminal access.
spec_fac.create_equal_to('text', self.TEST_TEXT),
# Terminal access with different name in entity.
spec_fac.create_equal_to('text_rc', self.TEST_TEXT),
# Nested member access with different name in entity.
spec_fac.create_equal_to('parent.text_rc', self.TEST_TEXT),
# Nested collection access with different name in entity.
spec_fac.create_equal_to('children.text_rc', self.TEST_TEXT),
# Access with dotted entity name in rc attr declaration.
spec_fac.create_equal_to('parent_text', self.TEST_TEXT),
# Access to member.
spec_fac.create_equal_to('parent', member.parent.get_entity()),
]
expecteds = [
('text', MyEntity.text.__eq__(self.TEST_TEXT)),
('text_ent', MyEntity.text_ent.__eq__(self.TEST_TEXT)),
('parent.text_ent',
MyEntity.parent.has(MyEntityParent.text_ent.__eq__(
self.TEST_TEXT))),
('children.text_ent',
MyEntity.children.any(
MyEntityChild.text_ent.__eq__(self.TEST_TEXT))),
('parent.text_ent',
MyEntity.parent.has(MyEntityParent.text_ent.__eq__(
self.TEST_TEXT))),
('parent', MyEntity.parent.__eq__(member.parent.get_entity())),
]
for spec, expected in zip(specs, expecteds):
new_attr_name, expr = expected
visitor = ResourceToEntityFilterSpecificationVisitor(mb_cls)
spec.accept(visitor)
new_spec = visitor.expression
self.assert_equal(new_spec.attr_name, new_attr_name)
visitor = SqlFilterSpecificationVisitor(MyEntity)
new_spec.accept(visitor)
self.assert_equal(str(visitor.expression), str(expr))
invalid_spec = spec_fac.create_equal_to('foo', self.TEST_TEXT)
vst = ResourceToEntityFilterSpecificationVisitor(mb_cls)
self.assert_raises(AttributeError, invalid_spec.accept, vst)
def test_map_to_data_element_with_member(self, resource_repo):
entity = create_entity()
coll = resource_repo.get_collection(IMyEntity)
mb = coll.create_member(entity)
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(
attribute_options={('parent',):{WRITE_AS_LINK_OPTION:False},
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
assert not prx.parent is None
#
entity.parent = None
de1 = mp1.map_to_data_element(mb)
prx1 = DataElementAttributeProxy(de1)
with pytest.raises(AttributeError):
dummy = getattr(prx1, 'parent')
def test_map_to_data_element_with_member(self):
entity = create_entity()
mb = MyEntityMember.create_from_entity(entity)
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(attribute_options={
('parent', ): {
WRITE_AS_LINK_OPTION: False
},
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
self.assert_is_not_none(prx.parent)
#
entity.parent = None
de1 = mp1.map_to_data_element(mb)
prx1 = DataElementAttributeProxy(de1)
self.assert_is_none(prx1.parent)
def test_basic_urls(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
exp_url = '/my-entities/0/'
url = resource_to_url(mb)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entity-parents/0/'
url = resource_to_url(mb.parent)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entity-children/?q=parent:equal-to:' \
'"http://0.0.0.0:6543/my-entities/0/"'
url = resource_to_url(mb.children)
self.assert_true(url.endswith(exp_url))
mb_child = mb.children['0']
self.assert_equal(mb_child.id, 0)
exp_url = "/my-entity-grandchildren/?q=parent:equal-to:" \
"'http://0.0.0.0:6543/my-entity-children/0/'"
url = resource_to_url(mb_child.children)
def test_basic_urls(self):
my_entity = create_entity()
coll = get_root_collection(IMyEntity)
mb = coll.create_member(my_entity)
exp_url = '/my-entities/0/'
url = resource_to_url(mb)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entity-parents/0/'
url = resource_to_url(mb.parent)
self.assert_true(url.endswith(exp_url))
exp_url = '/my-entity-children/?q=parent:equal-to:' \
'"http://0.0.0.0:6543/my-entities/0/"'
url = resource_to_url(mb.children)
self.assert_true(url.endswith(exp_url))
mb_child = mb.children['0']
self.assert_equal(mb_child.id, 0)
exp_url = "/my-entity-grandchildren/?q=parent:equal-to:" \
"'http://0.0.0.0:6543/my-entity-children/0/'"
url = resource_to_url(mb_child.children)
def test_map_to_data_element_with_collection(self):
entity = create_entity()
mb = MyEntityMember.create_from_entity(entity)
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(
attribute_options={
('children', ): {
IGNORE_ON_WRITE_OPTION: False,
WRITE_AS_LINK_OPTION: False
},
('children', 'children'): {
IGNORE_ON_WRITE_OPTION: False,
WRITE_AS_LINK_OPTION: False
}
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
self.assert_equal(len(prx.children), 1)
self.assert_equal(len(prx.children[0].children), 1)
def test_map_to_data_element_with_member(self, resource_repo):
entity = create_entity()
coll = resource_repo.get_collection(IMyEntity)
mb = coll.create_member(entity)
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(attribute_options={
('parent', ): {
WRITE_AS_LINK_OPTION: False
},
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
assert not prx.parent is None
#
entity.parent = None
de1 = mp1.map_to_data_element(mb)
prx1 = DataElementAttributeProxy(de1)
with pytest.raises(AttributeError):
dummy = getattr(prx1, 'parent')
def test_map_to_data_element_with_collection(self, resource_repo):
entity = create_entity()
coll = resource_repo.get_collection(IMyEntity)
mb = coll.create_member(entity)
assert len(entity.children) == 1
assert len(mb.children) == 1
mb_child = next(iter(mb.children))
assert len(mb_child.children) == 1
mp_reg = get_mapping_registry(CsvMime)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
mp1 = mp.clone(
attribute_options={('children',):{IGNORE_OPTION:False,
WRITE_AS_LINK_OPTION:False},
('children', 'children'):
{IGNORE_OPTION:False,
WRITE_AS_LINK_OPTION:False}
})
de = mp1.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
assert len(prx.children) == 1
assert len(prx.children[0].children) == 1
def test_map_to_data_element(self, resource_repo):
def _test(mb, cnt_type, parent_repr_name, children_repr_name):
mp_reg = get_mapping_registry(cnt_type)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
de = mp.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
assert prx.get_data_element() is de
assert prx.id == 0
assert prx.text == 'TEXT'
assert prx.number == 1
if cnt_type is XmlMime:
# The parent attribute is a link.
assert isinstance(getattr(prx, parent_repr_name),
LinkedDataElement)
with pytest.raises(AttributeError):
dummy = getattr(prx, children_repr_name)
else:
assert isinstance(getattr(prx, parent_repr_name),
DataElementAttributeProxy)
children_el = getattr(prx, children_repr_name)
assert isinstance(children_el, LinkedDataElement)
# Nonexisting attribute raises error.
with pytest.raises(AttributeError):
dummy = getattr(prx, 'foo')
with pytest.raises(AttributeError):
setattr(prx, 'foo', 'murks')
# Set terminal attribute.
prx.id = 1
assert prx.id == 1
# Set nested attribute.
setattr(prx, parent_repr_name, None)
assert getattr(prx, parent_repr_name) is None
with pytest.raises(ValueError):
setattr(prx, parent_repr_name, 1)
entity = create_entity()
coll = resource_repo.get_collection(IMyEntity)
mb = coll.create_member(entity)
_test(mb, XmlMime, 'myentityparent', 'myentitychildren')
_test(mb, CsvMime, 'parent', 'children')
def test_map_to_data_element(self, resource_repo):
def _test(mb, cnt_type, parent_repr_name, children_repr_name):
mp_reg = get_mapping_registry(cnt_type)
mp = mp_reg.find_or_create_mapping(MyEntityMember)
de = mp.map_to_data_element(mb)
prx = DataElementAttributeProxy(de)
assert prx.get_data_element() is de
assert prx.id == 0
assert prx.text == 'TEXT'
assert prx.number == 1
if cnt_type is XmlMime:
# The parent attribute is a link.
assert isinstance(getattr(prx, parent_repr_name),
LinkedDataElement)
with pytest.raises(AttributeError):
dummy = getattr(prx, children_repr_name)
else:
assert isinstance(getattr(prx, parent_repr_name),
DataElementAttributeProxy)
children_el = getattr(prx, children_repr_name)
assert isinstance(children_el, LinkedDataElement)
# Nonexisting attribute raises error.
with pytest.raises(AttributeError):
dummy = getattr(prx, 'foo')
with pytest.raises(AttributeError):
setattr(prx, 'foo', 'murks')
# Set terminal attribute.
prx.id = 1
assert prx.id == 1
# Set nested attribute.
setattr(prx, parent_repr_name, None)
assert getattr(prx, parent_repr_name) is None
with pytest.raises(ValueError):
setattr(prx, parent_repr_name, 1)
entity = create_entity()
coll = resource_repo.get_collection(IMyEntity)
mb = coll.create_member(entity)
_test(mb, XmlMime, 'myentityparent', 'myentitychildren')
_test(mb, CsvMime, 'parent', 'children')
def test_traverse_with_add(self):
mock_vst = MagicMock()
ent = create_entity(entity_id=None)
trv = SourceTargetDataTreeTraverser.make_traverser(
ent, None, RELATION_OPERATIONS.ADD)
trv.run(mock_vst)
parent_attr = get_domain_class_attribute(MyEntity, 'parent')
children_attr = get_domain_class_attribute(MyEntity, 'children')
grandchildren_attr = get_domain_class_attribute(
MyEntityChild, 'children')
# Check the visiting sequence and args (depth first).
for idx, (meth_name, attr) \
in enumerate([('visit', parent_attr),
('visit', grandchildren_attr),
('visit', children_attr),
]):
meth_call = mock_vst.method_calls[idx + 1]
self.assert_equal(meth_call[0], meth_name)
self.assert_equal(meth_call[1][1], attr)
prx = meth_call[1][2]
self.assert_true(isinstance(prx, DomainDataTraversalProxy))
self.assert_true(isinstance(prx.get_entity(), Entity))
self.assert_is_none(meth_call[1][3])
def test_traverse_with_add(self):
mock_vst = MagicMock()
ent = create_entity(entity_id=None)
trv = SourceTargetDataTreeTraverser.make_traverser(
ent, None,
RELATION_OPERATIONS.ADD)
trv.run(mock_vst)
parent_attr = get_domain_class_attribute(MyEntity, 'parent')
children_attr = get_domain_class_attribute(MyEntity, 'children')
grandchildren_attr = get_domain_class_attribute(MyEntityChild,
'children')
# Check the visiting sequence and args (depth first).
for idx, (meth_name, attr) \
in enumerate([('visit', parent_attr),
('visit', grandchildren_attr),
('visit', children_attr),
]):
meth_call = mock_vst.method_calls[idx + 1]
self.assert_equal(meth_call[0], meth_name)
self.assert_equal(meth_call[1][1], attr)
prx = meth_call[1][2]
self.assert_true(isinstance(prx, DomainDataTraversalProxy))
self.assert_true(isinstance(prx.get_entity(), Entity))
self.assert_is_none(meth_call[1][3])
def test_nested_get(self):
my_entity = create_entity()
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
self.assert_equal(member.parent_text, MyEntityParent.DEFAULT_TEXT)
def test_nested_get(self):
my_entity = create_entity()
coll = create_staging_collection(IMyEntity)
member = coll.create_member(my_entity)
self.assert_equal(member.parent_text, MyEntityParent.DEFAULT_TEXT)
def test_resource_to_url_non_resource_object(self):
ent = create_entity(entity_id=2)
with self.assert_raises(ValueError) as cm:
resource_to_url(ent)
exc_msg = 'Can not convert non-resource object'
self.assert_true(cm.exception.message.startswith(exc_msg))