def test_rename_existing(self):
"""
Test that renaming to an already existing name is not permitted
"""
from aiida.orm.group import Group
name_group_a = 'group_a'
name_group_b = 'group_b'
name_group_c = 'group_c'
group_a = Group(name=name_group_a, description='I am the Original G')
group_a.store()
# Before storing everything should be fine
group_b = Group(name=name_group_a,
description='They will try to rename me')
group_c = Group(name=name_group_c,
description='They will try to rename me')
# Storing for duplicate group name should trigger UniquenessError
with self.assertRaises(exceptions.IntegrityError):
group_b.store()
# Before storing everything should be fine
group_c.name = name_group_a
# Reverting to unique name before storing
group_c.name = name_group_c
group_c.store()
# After storing name change to existing should raise
with self.assertRaises(exceptions.IntegrityError):
group_c.name = name_group_a
def test_rename_existing(self):
"""
Test that renaming to an already existing name is not permitted
"""
from aiida.backends.sqlalchemy import get_scoped_session
from aiida.orm.group import Group
name_group_a = 'group_a'
name_group_b = 'group_b'
name_group_c = 'group_c'
group_a = Group(name=name_group_a, description='I am the Original G')
group_a.store()
# Before storing everything should be fine
group_b = Group(name=name_group_a, description='They will try to rename me')
group_c = Group(name=name_group_c, description='They will try to rename me')
session = get_scoped_session()
# Storing for duplicate group name should trigger Integrity
try:
session.begin_nested()
with self.assertRaises(exceptions.IntegrityError):
group_b.store()
finally:
session.rollback()
# Before storing everything should be fine
group_c.name = name_group_a
# Reverting to unique name before storing
group_c.name = name_group_c
group_c.store()
# After storing name change to existing should raise
try:
session.begin_nested()
with self.assertRaises(exceptions.IntegrityError):
group_c.name = name_group_a
finally:
session.rollback()
