def test_resolve_child_module_registries_lineage_malformed_loop(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry(
'root', _working_set=working_set)
parent = ChildModuleRegistry(
'root.child', _parent=root, _working_set=working_set)
child = ChildModuleRegistry(
'root.child.child', _parent=parent, _working_set=working_set)
grandchild = ChildModuleRegistry(
'root.child.child.child', _parent=child, _working_set=working_set)
# force a bad loop
parent.parent = grandchild
with pretty_logging(stream=mocks.StringIO()) as log:
with self.assertRaises(TypeError) as e:
resolve_child_module_registries_lineage(parent)
self.assertEqual(
"registry 'root.child' was already recorded in the lineage, "
"indicating that it may be some (grand)child of itself, which is "
"an illegal reference in the registry system; previously resolved "
"lineage is: ['root.child.child', 'root.child.child.child', "
"'root.child']", str(e.exception))
self.assertIn(
"the parent registry 'root.child.child.child' somehow has a "
"longer name than its child registry 'root.child'; the underlying "
"registry class may be constructed in an invalid manner",
log.getvalue()
)
def test_resolve_child_module_registries_lineage_malformed_loop(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry('root', _working_set=working_set)
parent = ChildModuleRegistry('root.child',
_parent=root,
_working_set=working_set)
child = ChildModuleRegistry('root.child.child',
_parent=parent,
_working_set=working_set)
grandchild = ChildModuleRegistry('root.child.child.child',
_parent=child,
_working_set=working_set)
# force a bad loop
parent.parent = grandchild
with pretty_logging(stream=mocks.StringIO()) as log:
with self.assertRaises(TypeError) as e:
resolve_child_module_registries_lineage(parent)
self.assertEqual(
"registry 'root.child' was already recorded in the lineage, "
"indicating that it may be some (grand)child of itself, which is "
"an illegal reference in the registry system; previously resolved "
"lineage is: ['root.child.child', 'root.child.child.child', "
"'root.child']", str(e.exception))
self.assertIn(
"the parent registry 'root.child.child.child' somehow has a "
"longer name than its child registry 'root.child'; the underlying "
"registry class may be constructed in an invalid manner",
log.getvalue())
def test_resolve_child_module_registries_lineage_base(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry('root.module', _working_set=working_set)
child = ChildModuleRegistry('root.module.child',
_parent=root,
_working_set=working_set)
self.assertEqual([
root,
child,
], list(resolve_child_module_registries_lineage(child)))
def test_resolve_child_module_registries_lineage_base(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry(
'root.module', _working_set=working_set)
child = ChildModuleRegistry(
'root.module.child', _parent=root, _working_set=working_set)
self.assertEqual([
root,
child,
], list(resolve_child_module_registries_lineage(child)))
def test_resolve_child_module_registries_lineage_two_layers(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry('root.module', _working_set=working_set)
child = ChildModuleRegistry('root.module.child',
_parent=root,
_working_set=working_set)
grandchild = ChildModuleRegistry('root.module.child.child',
_parent=child,
_working_set=working_set)
greatgrandchild = ChildModuleRegistry('root.module.child.child.child',
_parent=grandchild,
_working_set=working_set)
self.assertEqual([
root,
child,
grandchild,
], list(resolve_child_module_registries_lineage(grandchild)))
self.assertEqual([
root,
child,
grandchild,
greatgrandchild,
], list(resolve_child_module_registries_lineage(greatgrandchild)))
def test_resolve_child_module_registries_lineage_two_layers(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry(
'root.module', _working_set=working_set)
child = ChildModuleRegistry(
'root.module.child', _parent=root, _working_set=working_set)
grandchild = ChildModuleRegistry(
'root.module.child.child', _parent=child,
_working_set=working_set)
greatgrandchild = ChildModuleRegistry(
'root.module.child.child.child', _parent=grandchild,
_working_set=working_set)
self.assertEqual([
root,
child,
grandchild,
], list(resolve_child_module_registries_lineage(grandchild)))
self.assertEqual([
root,
child,
grandchild,
greatgrandchild,
], list(resolve_child_module_registries_lineage(
greatgrandchild)))
def test_resolve_child_module_registries_lineage_mismatched_prefixes(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry('root', _working_set=working_set)
parent = ChildModuleRegistry('root.child',
_parent=root,
_working_set=working_set)
child = ChildModuleRegistry('root_child.child',
_parent=parent,
_working_set=working_set)
with pretty_logging(stream=mocks.StringIO()) as log:
it = resolve_child_module_registries_lineage(child)
self.assertIn(
"child registry 'root_child.child' does not share the same common "
"prefix as its parent registry 'root.child'; there may be errors "
"with how the related registries are set up or constructed",
log.getvalue())
self.assertEqual(['root', 'root.child', 'root_child.child'],
[r.registry_name for r in it])
def test_resolve_child_module_registries_lineage_mismatched_prefixes(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry(
'root', _working_set=working_set)
parent = ChildModuleRegistry(
'root.child', _parent=root, _working_set=working_set)
child = ChildModuleRegistry(
'root_child.child', _parent=parent, _working_set=working_set)
with pretty_logging(stream=mocks.StringIO()) as log:
it = resolve_child_module_registries_lineage(child)
self.assertIn(
"child registry 'root_child.child' does not share the same common "
"prefix as its parent registry 'root.child'; there may be errors "
"with how the related registries are set up or constructed",
log.getvalue()
)
self.assertEqual([
'root', 'root.child', 'root_child.child'
], [r.registry_name for r in it])
def test_resolve_child_module_registries_lineage_solo(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry('root.module', _working_set=working_set)
it = resolve_child_module_registries_lineage(root)
self.assertEqual(root, next(it))
self.assertEqual([], list(it))
def test_resolve_child_module_registries_lineage_solo(self):
working_set = mocks.WorkingSet({})
root = BaseModuleRegistry('root.module', _working_set=working_set)
it = resolve_child_module_registries_lineage(root)
self.assertEqual(root, next(it))
self.assertEqual([], list(it))