def test_oldstyle_mixin(self):
class A(object):
pass
class Mixin:
pass
class B(A, Mixin):
pass
eq_(set(util.class_hierarchy(B)), set((A, B, object)))
eq_(set(util.class_hierarchy(Mixin)), set())
eq_(set(util.class_hierarchy(A)), set((A, B, object)))
def test_oldstyle_mixin(self):
class A(object):
pass
class Mixin:
pass
class B(A, Mixin):
pass
eq_(set(util.class_hierarchy(B)), set((A, B, object)))
eq_(set(util.class_hierarchy(Mixin)), set())
eq_(set(util.class_hierarchy(A)), set((A, B, object)))
def test_single(self):
class A(object):
pass
class B(object):
pass
eq_(set(util.class_hierarchy(A)), set((A, object)))
eq_(set(util.class_hierarchy(B)), set((B, object)))
class C(A, B):
pass
eq_(set(util.class_hierarchy(A)), set((A, B, C, object)))
eq_(set(util.class_hierarchy(B)), set((A, B, C, object)))
def test_single(self):
class A(object):
pass
class B(object):
pass
eq_(set(util.class_hierarchy(A)), set((A, object)))
eq_(set(util.class_hierarchy(B)), set((B, object)))
class C(A, B):
pass
eq_(set(util.class_hierarchy(A)), set((A, B, C, object)))
eq_(set(util.class_hierarchy(B)), set((A, B, C, object)))
def _collect_management_factories_for(self, cls):
"""Return a collection of factories in play or specified for a
hierarchy.
Traverses the entire inheritance graph of a cls and returns a
collection of instrumentation factories for those classes. Factories
are extracted from active ClassManagers, if available, otherwise
instrumentation_finders is consulted.
"""
hierarchy = util.class_hierarchy(cls)
factories = set()
for member in hierarchy:
manager = manager_of_class(member)
if manager is not None:
factories.add(manager.factory)
else:
for finder in instrumentation_finders:
factory = finder(member)
if factory is not None:
break
else:
factory = None
factories.add(factory)
factories.discard(None)
return factories
def _collect_management_factories_for(self, cls):
"""Return a collection of factories in play or specified for a
hierarchy.
Traverses the entire inheritance graph of a cls and returns a
collection of instrumentation factories for those classes. Factories
are extracted from active ClassManagers, if available, otherwise
instrumentation_finders is consulted.
"""
hierarchy = util.class_hierarchy(cls)
factories = set()
for member in hierarchy:
manager = manager_of_class(member)
if manager is not None:
factories.add(manager.factory)
else:
for finder in instrumentation_finders:
factory = finder(member)
if factory is not None:
break
else:
factory = None
factories.add(factory)
factories.discard(None)
return factories
def test_all_present(self):
need = set(
cls for cls in class_hierarchy(ClauseElement)
if issubclass(cls, (ColumnElement, Selectable)) and "__init__" in
cls.__dict__ and not issubclass(cls, (Annotated))
and "orm" not in cls.__module__ and "crud" not in cls.__module__
and "dialects" not in cls.__module__ # TODO: dialects?
).difference({ColumnElement, UnaryExpression})
for fixture in self.fixtures:
case_a = fixture()
for elem in case_a:
for mro in type(elem).__mro__:
need.discard(mro)
is_false(bool(need), "%d Remaining classes: %r" % (len(need), need))
def test_all_present(self):
need = set(
cls
for cls in class_hierarchy(ClauseElement)
if issubclass(cls, (ColumnElement, Selectable))
and "__init__" in cls.__dict__
and not issubclass(cls, (Annotated))
and "orm" not in cls.__module__
and "compiler" not in cls.__module__
and "crud" not in cls.__module__
and "dialects" not in cls.__module__ # TODO: dialects?
).difference({ColumnElement, UnaryExpression})
for fixture in self.fixtures:
case_a = fixture()
for elem in case_a:
for mro in type(elem).__mro__:
need.discard(mro)
is_false(bool(need), "%d Remaining classes: %r" % (len(need), need))
def test_object(self):
eq_(set(util.class_hierarchy(object)), set((object, )))
def test_object(self):
eq_(set(util.class_hierarchy(object)), set((object,)))
