async def test_view(engine):
async with engine.acquire() as conn:
async for row in conn.execute(users.select()):
print(row)
async for row in conn.execute(projects.select()):
print(row)
#
await conn.execute(users.delete().where(users.c.name == "A"))
res: ResultProxy = None
rows: List[RowProxy] = []
res = await conn.execute(users.select())
rows = await res.fetchall()
assert len(rows) == 2
res = await conn.execute(projects.select())
rows = await res.fetchall()
assert len(rows) == 3
# effect of cascade is that relation deletes as well
res = await conn.execute(user_to_projects.select())
rows = await res.fetchall()
assert len(rows) == 1
assert not any(row[user_to_projects.c.user_id] == 1 for row in rows)
async def test_all_group(make_engine):
engine = await make_engine()
sync_engine = make_engine(is_async=False)
metadata.drop_all(sync_engine)
metadata.create_all(sync_engine)
async with engine.acquire() as conn:
# now check the only available group is the all group
groups_count = await conn.scalar(
select([func.count()]).select_from(groups))
assert groups_count == 1
result = await conn.execute(
groups.select().where(groups.c.type == GroupType.EVERYONE))
all_group_gid = (await result.fetchone()).gid
assert all_group_gid == 1 # it's the first group so it gets a 1
# try removing the all group
with pytest.raises(RaiseException):
await conn.execute(
groups.delete().where(groups.c.gid == all_group_gid))
# check adding a user is automatically added to the all group
result = await conn.execute(users.insert().values(
**random_user()).returning(literal_column("*")))
user: RowProxy = await result.fetchone()
result = await conn.execute(user_to_groups.select().where(
user_to_groups.c.gid == all_group_gid))
user_to_groups_row: RowProxy = await result.fetchone()
assert user_to_groups_row.uid == user.id
assert user_to_groups_row.gid == all_group_gid
# try removing the all group
with pytest.raises(RaiseException):
await conn.execute(
groups.delete().where(groups.c.gid == all_group_gid))
# remove the user now
await conn.execute(users.delete().where(users.c.id == user.id))
users_count = await conn.scalar(
select([func.count()]).select_from(users))
assert users_count == 0
# check the all group still exists
groups_count = await conn.scalar(
select([func.count()]).select_from(groups))
assert groups_count == 1
result = await conn.execute(
groups.select().where(groups.c.type == GroupType.EVERYONE))
all_group_gid = (await result.fetchone()).gid
assert all_group_gid == 1 # it's the first group so it gets a 1
async def test_own_group(make_engine):
engine = await make_engine()
sync_engine = make_engine(is_async=False)
metadata.drop_all(sync_engine)
metadata.create_all(sync_engine)
async with engine.acquire() as conn:
result = await conn.execute(users.insert().values(
**random_user()).returning(literal_column("*")))
user: RowProxy = await result.fetchone()
assert not user.primary_gid
# now fetch the same user that shall have a primary group set by the db
result = await conn.execute(users.select().where(users.c.id == user.id)
)
user: RowProxy = await result.fetchone()
assert user.primary_gid
# now check there is a primary group
result = await conn.execute(
groups.select().where(groups.c.type == GroupType.PRIMARY))
primary_group: RowProxy = await result.fetchone()
assert primary_group.gid == user.primary_gid
groups_count = await conn.scalar(
select([func.count(groups.c.gid)
]).where(groups.c.gid == user.primary_gid))
assert groups_count == 1
relations_count = await conn.scalar(
select([func.count()]).select_from(user_to_groups))
assert relations_count == 2 # own group + all group
# try removing the primary group
with pytest.raises(ForeignKeyViolation):
await conn.execute(
groups.delete().where(groups.c.gid == user.primary_gid))
# now remove the users should remove the primary group
await conn.execute(users.delete().where(users.c.id == user.id))
users_count = await conn.scalar(
select([func.count()]).select_from(users))
assert users_count == 0
groups_count = await conn.scalar(
select([func.count()]).select_from(groups))
assert groups_count == 1 # the all group is still around
relations_count = await conn.scalar(
select([func.count()]).select_from(user_to_groups))
assert relations_count == (users_count + users_count)
async def test_view(engine):
async with engine.acquire() as conn:
async for row in conn.execute(users.select()):
print(row)
async for row in conn.execute(projects.select()):
print(row)
#
await conn.execute(users.delete().where(users.c.name == "A"))
res: ResultProxy = None
rows: List[RowProxy] = []
res = await conn.execute(users.select())
rows = await res.fetchall()
assert len(rows) == 2
res = await conn.execute(projects.select())
rows = await res.fetchall()
assert len(rows) == 3
async def test_group(make_engine):
engine = await make_engine()
sync_engine = make_engine(False)
metadata.drop_all(sync_engine)
metadata.create_all(sync_engine)
async with engine.acquire() as conn:
rory_group = await _create_group(conn,
name="Rory Storm and the Hurricanes")
quarrymen_group = await _create_group(conn, name="The Quarrymen")
await _create_user(conn, "John", quarrymen_group)
await _create_user(conn, "Paul", quarrymen_group)
await _create_user(conn, "Georges", quarrymen_group)
pete = await _create_user(conn, "Pete", quarrymen_group)
ringo = await _create_user(conn, "Ringo", rory_group)
# rationale: following linux user/group system, each user has its own group (primary group) + whatever other group (secondary groups)
# check DB contents
users_count = await conn.scalar(users.count())
assert users_count == 5
groups_count = await conn.scalar(groups.count())
assert groups_count == (
users_count + 2 + 1
) # user primary groups, other groups, all group
relations_count = await conn.scalar(user_to_groups.count())
assert relations_count == (users_count + users_count + users_count)
# change group name
result = await conn.execute(
groups.update().where(groups.c.gid == quarrymen_group.gid).values(
name="The Beatles").returning(literal_column("*")))
beatles_group = await result.fetchone()
assert beatles_group.modified > quarrymen_group.modified
# delete 1 user
await conn.execute(users.delete().where(users.c.id == pete.id))
# check DB contents
users_count = await conn.scalar(users.count())
assert users_count == 4
groups_count = await conn.scalar(groups.count())
assert groups_count == (users_count + 2 + 1)
relations_count = await conn.scalar(user_to_groups.count())
assert relations_count == (users_count + users_count + users_count)
# add one user to another group
await conn.execute(user_to_groups.insert().values(
uid=ringo.id, gid=beatles_group.gid))
# check DB contents
users_count = await conn.scalar(users.count())
assert users_count == 4
groups_count = await conn.scalar(groups.count())
assert groups_count == (users_count + 2 + 1)
relations_count = await conn.scalar(user_to_groups.count())
assert relations_count == (users_count + users_count + 1 + users_count)
# delete 1 group
await conn.execute(
groups.delete().where(groups.c.gid == rory_group.gid))
# check DB contents
users_count = await conn.scalar(users.count())
assert users_count == 4
groups_count = await conn.scalar(groups.count())
assert groups_count == (users_count + 1 + 1)
relations_count = await conn.scalar(user_to_groups.count())
assert relations_count == (users_count + users_count + users_count)
# delete the other group
await conn.execute(
groups.delete().where(groups.c.gid == beatles_group.gid))
# check DB contents
users_count = await conn.scalar(users.count())
assert users_count == 4
groups_count = await conn.scalar(groups.count())
assert groups_count == (users_count + 0 + 1)
relations_count = await conn.scalar(user_to_groups.count())
assert relations_count == (users_count + users_count)