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Fix state tests

This commit is contained in:
Erik Johnston 2014-11-11 14:16:48 +00:00
parent 5ff0bfb81d
commit 02ebb9f0c3

View file

@ -15,599 +15,258 @@
from tests import unittest
from twisted.internet import defer
from twisted.python.log import PythonLoggingObserver
from synapse.state import StateHandler
from synapse.storage.pdu import PduEntry
from synapse.federation.pdu_codec import encode_event_id
from synapse.federation.units import Pdu
from collections import namedtuple
from mock import Mock
import mock
ReturnType = namedtuple(
"StateReturnType", ["new_branch", "current_branch"]
)
def _gen_get_power_level(power_level_list):
def get_power_level(room_id, user_id):
return defer.succeed(power_level_list.get(user_id, None))
return get_power_level
class StateTestCase(unittest.TestCase):
def setUp(self):
self.persistence = Mock(spec=[
"get_unresolved_state_tree",
"update_current_state",
"get_latest_pdus_in_context",
"get_current_state_pdu",
"get_pdu",
"get_power_level",
])
self.replication = Mock(spec=["get_pdu"])
hs = Mock(spec=["get_datastore", "get_replication_layer"])
hs.get_datastore.return_value = self.persistence
hs.get_replication_layer.return_value = self.replication
hs.hostname = "bob.com"
self.store = Mock(
spec_set=[
"get_state_groups",
]
)
hs = Mock(spec=["get_datastore"])
hs.get_datastore.return_value = self.store
self.state = StateHandler(hs)
self.event_id = 0
@defer.inlineCallbacks
def test_new_state_key(self):
# We've never seen anything for this state before
new_pdu = new_fake_pdu("A", "test", "mem", "x", None, "u")
def test_annotate_with_old_message(self):
event = self.create_event(type="test_message", name="event")
self.persistence.get_power_level.side_effect = _gen_get_power_level({})
self.persistence.get_unresolved_state_tree.return_value = (
(ReturnType([new_pdu], []), None)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_direct_overwrite(self):
# We do a direct overwriting of the old state, i.e., the new state
# points to the old state.
old_pdu = new_fake_pdu("A", "test", "mem", "x", None, "u1")
new_pdu = new_fake_pdu("B", "test", "mem", "x", "A", "u2")
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 5,
})
self.persistence.get_unresolved_state_tree.return_value = (
(ReturnType([new_pdu, old_pdu], [old_pdu]), None)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_overwrite(self):
old_pdu_1 = new_fake_pdu("A", "test", "mem", "x", None, "u1")
old_pdu_2 = new_fake_pdu("B", "test", "mem", "x", "A", "u2")
new_pdu = new_fake_pdu("C", "test", "mem", "x", "B", "u3")
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 5,
"u3": 0,
})
self.persistence.get_unresolved_state_tree.return_value = (
(ReturnType([new_pdu, old_pdu_2, old_pdu_1], [old_pdu_1]), None)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_power_level_fail(self):
# We try to update the state based on an outdated state, and have a
# too low power level.
old_pdu_1 = new_fake_pdu("A", "test", "mem", "x", None, "u1")
old_pdu_2 = new_fake_pdu("B", "test", "mem", "x", None, "u2")
new_pdu = new_fake_pdu("C", "test", "mem", "x", "A", "u3")
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 10,
"u3": 5,
})
self.persistence.get_unresolved_state_tree.return_value = (
(ReturnType([new_pdu, old_pdu_1], [old_pdu_2, old_pdu_1]), None)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertFalse(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(0, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_power_level_succeed(self):
# We try to update the state based on an outdated state, but have
# sufficient power level to force the update.
old_pdu_1 = new_fake_pdu("A", "test", "mem", "x", None, "u1")
old_pdu_2 = new_fake_pdu("B", "test", "mem", "x", None, "u2")
new_pdu = new_fake_pdu("C", "test", "mem", "x", "A", "u3")
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 10,
"u3": 15,
})
self.persistence.get_unresolved_state_tree.return_value = (
(ReturnType([new_pdu, old_pdu_1], [old_pdu_2, old_pdu_1]), None)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_power_level_equal_same_len(self):
# We try to update the state based on an outdated state, the power
# levels are the same and so are the branch lengths
old_pdu_1 = new_fake_pdu("A", "test", "mem", "x", None, "u1")
old_pdu_2 = new_fake_pdu("B", "test", "mem", "x", None, "u2")
new_pdu = new_fake_pdu("C", "test", "mem", "x", "A", "u3")
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 10,
"u3": 10,
})
self.persistence.get_unresolved_state_tree.return_value = (
(ReturnType([new_pdu, old_pdu_1], [old_pdu_2, old_pdu_1]), None)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_power_level_equal_diff_len(self):
# We try to update the state based on an outdated state, the power
# levels are the same but the branch length of the new one is longer.
old_pdu_1 = new_fake_pdu("A", "test", "mem", "x", None, "u1")
old_pdu_2 = new_fake_pdu("B", "test", "mem", "x", None, "u2")
old_pdu_3 = new_fake_pdu("C", "test", "mem", "x", "A", "u3")
new_pdu = new_fake_pdu("D", "test", "mem", "x", "C", "u4")
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 10,
"u3": 10,
"u4": 10,
})
self.persistence.get_unresolved_state_tree.return_value = (
(
ReturnType(
[new_pdu, old_pdu_3, old_pdu_1],
[old_pdu_2, old_pdu_1]
),
None
)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_missing_pdu(self):
# We try to update state against a PDU we haven't yet seen,
# triggering a get_pdu request
# The pdu we haven't seen
old_pdu_1 = new_fake_pdu(
"A", "test", "mem", "x", None, "u1", depth=0
)
old_pdu_2 = new_fake_pdu(
"B", "test", "mem", "x", "A", "u2", depth=1
)
new_pdu = new_fake_pdu(
"C", "test", "mem", "x", "A", "u3", depth=2
)
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 10,
"u3": 20,
})
# The return_value of `get_unresolved_state_tree`, which changes after
# the call to get_pdu
tree_to_return = [(ReturnType([new_pdu], [old_pdu_2]), 0)]
def return_tree(p):
return tree_to_return[0]
def set_return_tree(destination, pdu_origin, pdu_id, outlier=False):
tree_to_return[0] = (
ReturnType(
[new_pdu, old_pdu_1], [old_pdu_2, old_pdu_1]
),
None
)
return defer.succeed(None)
self.persistence.get_unresolved_state_tree.side_effect = return_tree
self.replication.get_pdu.side_effect = set_return_tree
self.persistence.get_pdu.return_value = None
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.replication.get_pdu.assert_called_with(
destination=new_pdu.origin,
pdu_origin=old_pdu_1.origin,
pdu_id=old_pdu_1.pdu_id,
outlier=True
)
self.persistence.get_unresolved_state_tree.assert_called_with(
new_pdu
)
self.assertEquals(
2, self.persistence.get_unresolved_state_tree.call_count
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
@defer.inlineCallbacks
def test_missing_pdu_depth_1(self):
# We try to update state against a PDU we haven't yet seen,
# triggering a get_pdu request
# The pdu we haven't seen
old_pdu_1 = new_fake_pdu(
"A", "test", "mem", "x", None, "u1", depth=0
)
old_pdu_2 = new_fake_pdu(
"B", "test", "mem", "x", "A", "u2", depth=2
)
old_pdu_3 = new_fake_pdu(
"C", "test", "mem", "x", "B", "u3", depth=3
)
new_pdu = new_fake_pdu(
"D", "test", "mem", "x", "A", "u4", depth=4
)
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 10,
"u3": 10,
"u4": 20,
})
# The return_value of `get_unresolved_state_tree`, which changes after
# the call to get_pdu
tree_to_return = [
(
ReturnType([new_pdu], [old_pdu_3]),
0
),
(
ReturnType(
[new_pdu, old_pdu_1], [old_pdu_3]
),
1
),
(
ReturnType(
[new_pdu, old_pdu_1], [old_pdu_3, old_pdu_2, old_pdu_1]
),
None
),
old_state = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test1", state_key="2"),
self.create_event(type="test2", state_key=""),
]
to_return = [0]
yield self.state.annotate_state_groups(event, old_state=old_state)
def return_tree(p):
return tree_to_return[to_return[0]]
for k, v in event.old_state_events.items():
type, state_key = k
self.assertEqual(type, v.type)
self.assertEqual(state_key, v.state_key)
def set_return_tree(destination, pdu_origin, pdu_id, outlier=False):
to_return[0] += 1
return defer.succeed(None)
self.assertEqual(set(old_state), set(event.old_state_events.values()))
self.assertDictEqual(event.old_state_events, event.state_events)
self.persistence.get_unresolved_state_tree.side_effect = return_tree
self.replication.get_pdu.side_effect = set_return_tree
self.persistence.get_pdu.return_value = None
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.assertEqual(2, self.replication.get_pdu.call_count)
self.replication.get_pdu.assert_has_calls(
[
mock.call(
destination=new_pdu.origin,
pdu_origin=old_pdu_1.origin,
pdu_id=old_pdu_1.pdu_id,
outlier=True
),
mock.call(
destination=old_pdu_3.origin,
pdu_origin=old_pdu_2.origin,
pdu_id=old_pdu_2.pdu_id,
outlier=True
),
]
)
self.persistence.get_unresolved_state_tree.assert_called_with(
new_pdu
)
self.assertEquals(
3, self.persistence.get_unresolved_state_tree.call_count
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertIsNone(event.state_group)
@defer.inlineCallbacks
def test_missing_pdu_depth_2(self):
# We try to update state against a PDU we haven't yet seen,
# triggering a get_pdu request
def test_annotate_with_old_state(self):
event = self.create_event(type="state", state_key="", name="event")
# The pdu we haven't seen
old_pdu_1 = new_fake_pdu(
"A", "test", "mem", "x", None, "u1", depth=0
)
old_pdu_2 = new_fake_pdu(
"B", "test", "mem", "x", "A", "u2", depth=2
)
old_pdu_3 = new_fake_pdu(
"C", "test", "mem", "x", "B", "u3", depth=3
)
new_pdu = new_fake_pdu(
"D", "test", "mem", "x", "A", "u4", depth=1
)
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 10,
"u2": 10,
"u3": 10,
"u4": 20,
})
# The return_value of `get_unresolved_state_tree`, which changes after
# the call to get_pdu
tree_to_return = [
(
ReturnType([new_pdu], [old_pdu_3]),
1,
),
(
ReturnType(
[new_pdu], [old_pdu_3, old_pdu_2]
),
0,
),
(
ReturnType(
[new_pdu, old_pdu_1], [old_pdu_3, old_pdu_2, old_pdu_1]
),
None
),
old_state = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test1", state_key="2"),
self.create_event(type="test2", state_key=""),
]
to_return = [0]
yield self.state.annotate_state_groups(event, old_state=old_state)
def return_tree(p):
return tree_to_return[to_return[0]]
def set_return_tree(destination, pdu_origin, pdu_id, outlier=False):
to_return[0] += 1
return defer.succeed(None)
self.persistence.get_unresolved_state_tree.side_effect = return_tree
self.replication.get_pdu.side_effect = set_return_tree
self.persistence.get_pdu.return_value = None
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.assertEqual(2, self.replication.get_pdu.call_count)
self.replication.get_pdu.assert_has_calls(
[
mock.call(
destination=old_pdu_3.origin,
pdu_origin=old_pdu_2.origin,
pdu_id=old_pdu_2.pdu_id,
outlier=True
),
mock.call(
destination=new_pdu.origin,
pdu_origin=old_pdu_1.origin,
pdu_id=old_pdu_1.pdu_id,
outlier=True
),
]
)
self.persistence.get_unresolved_state_tree.assert_called_with(
new_pdu
)
self.assertEquals(
3, self.persistence.get_unresolved_state_tree.call_count
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
@defer.inlineCallbacks
def test_no_common_ancestor(self):
# We do a direct overwriting of the old state, i.e., the new state
# points to the old state.
old_pdu = new_fake_pdu("A", "test", "mem", "x", None, "u1")
new_pdu = new_fake_pdu("B", "test", "mem", "x", None, "u2")
self.persistence.get_power_level.side_effect = _gen_get_power_level({
"u1": 5,
"u2": 10,
})
self.persistence.get_unresolved_state_tree.return_value = (
(ReturnType([new_pdu], [old_pdu]), None)
)
is_new = yield self.state.handle_new_state(new_pdu)
self.assertTrue(is_new)
self.persistence.get_unresolved_state_tree.assert_called_once_with(
new_pdu
)
self.assertEqual(1, self.persistence.update_current_state.call_count)
self.assertFalse(self.replication.get_pdu.called)
@defer.inlineCallbacks
def test_new_event(self):
event = Mock()
event.event_id = "12123123@test"
state_pdu = new_fake_pdu("C", "test", "mem", "x", "A", 20)
snapshot = Mock()
snapshot.prev_state_pdu = state_pdu
event_id = "pdu_id@origin.com"
def fill_out_prev_events(event):
event.prev_events = [event_id]
event.depth = 6
snapshot.fill_out_prev_events = fill_out_prev_events
yield self.state.handle_new_event(event, snapshot)
self.assertLess(5, event.depth)
self.assertEquals(1, len(event.prev_events))
prev_id = event.prev_events[0]
self.assertEqual(event_id, prev_id)
for k, v in event.old_state_events.items():
type, state_key = k
self.assertEqual(type, v.type)
self.assertEqual(state_key, v.state_key)
self.assertEqual(
encode_event_id(state_pdu.pdu_id, state_pdu.origin),
event.prev_state
set(old_state + [event]),
set(event.old_state_events.values())
)
self.assertDictEqual(event.old_state_events, event.state_events)
def new_fake_pdu(pdu_id, context, pdu_type, state_key, prev_state_id,
user_id, depth=0):
new_pdu = Pdu(
pdu_id=pdu_id,
pdu_type=pdu_type,
state_key=state_key,
user_id=user_id,
prev_state_id=prev_state_id,
origin="example.com",
context="context",
origin_server_ts=1405353060021,
depth=depth,
content_json="{}",
unrecognized_keys="{}",
outlier=True,
is_state=True,
prev_state_origin="example.com",
have_processed=True,
content={},
self.assertIsNone(event.state_group)
@defer.inlineCallbacks
def test_trivial_annotate_message(self):
event = self.create_event(type="test_message", name="event")
event.prev_events = []
old_state = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test1", state_key="2"),
self.create_event(type="test2", state_key=""),
]
group_name = "group_name_1"
self.store.get_state_groups.return_value = {
group_name: old_state,
}
yield self.state.annotate_state_groups(event)
for k, v in event.old_state_events.items():
type, state_key = k
self.assertEqual(type, v.type)
self.assertEqual(state_key, v.state_key)
self.assertEqual(
set([e.event_id for e in old_state]),
set([e.event_id for e in event.old_state_events.values()])
)
return new_pdu
self.assertDictEqual(
{
k: v.event_id
for k, v in event.old_state_events.items()
},
{
k: v.event_id
for k, v in event.state_events.items()
}
)
self.assertEqual(group_name, event.state_group)
@defer.inlineCallbacks
def test_trivial_annotate_state(self):
event = self.create_event(type="state", state_key="", name="event")
event.prev_events = []
old_state = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test1", state_key="2"),
self.create_event(type="test2", state_key=""),
]
group_name = "group_name_1"
self.store.get_state_groups.return_value = {
group_name: old_state,
}
yield self.state.annotate_state_groups(event)
for k, v in event.old_state_events.items():
type, state_key = k
self.assertEqual(type, v.type)
self.assertEqual(state_key, v.state_key)
self.assertEqual(
set([e.event_id for e in old_state]),
set([e.event_id for e in event.old_state_events.values()])
)
self.assertEqual(
set([e.event_id for e in old_state] + [event.event_id]),
set([e.event_id for e in event.state_events.values()])
)
new_state = {
k: v.event_id
for k, v in event.state_events.items()
}
old_state = {
k: v.event_id
for k, v in event.old_state_events.items()
}
old_state[(event.type, event.state_key)] = event.event_id
self.assertDictEqual(
old_state,
new_state
)
self.assertIsNone(event.state_group)
@defer.inlineCallbacks
def test_resolve_message_conflict(self):
event = self.create_event(type="test_message", name="event")
event.prev_events = []
old_state_1 = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test1", state_key="2"),
self.create_event(type="test2", state_key=""),
]
old_state_2 = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test3", state_key="2"),
self.create_event(type="test4", state_key=""),
]
group_name_1 = "group_name_1"
group_name_2 = "group_name_2"
self.store.get_state_groups.return_value = {
group_name_1: old_state_1,
group_name_2: old_state_2,
}
yield self.state.annotate_state_groups(event)
self.assertEqual(len(event.old_state_events), 5)
self.assertEqual(
set([e.event_id for e in event.state_events.values()]),
set([e.event_id for e in event.old_state_events.values()])
)
self.assertIsNone(event.state_group)
@defer.inlineCallbacks
def test_resolve_state_conflict(self):
event = self.create_event(type="test4", state_key="", name="event")
event.prev_events = []
old_state_1 = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test1", state_key="2"),
self.create_event(type="test2", state_key=""),
]
old_state_2 = [
self.create_event(type="test1", state_key="1"),
self.create_event(type="test3", state_key="2"),
self.create_event(type="test4", state_key=""),
]
group_name_1 = "group_name_1"
group_name_2 = "group_name_2"
self.store.get_state_groups.return_value = {
group_name_1: old_state_1,
group_name_2: old_state_2,
}
yield self.state.annotate_state_groups(event)
self.assertEqual(len(event.old_state_events), 5)
expected_new = event.old_state_events
expected_new[(event.type, event.state_key)] = event
self.assertEqual(
set([e.event_id for e in expected_new.values()]),
set([e.event_id for e in event.state_events.values()]),
)
self.assertIsNone(event.state_group)
def create_event(self, name=None, type=None, state_key=None):
self.event_id += 1
event_id = str(self.event_id)
if not name:
if state_key is not None:
name = "<%s-%s>" % (type, state_key)
else:
name = "<%s>" % (type, )
event = Mock(name=name, spec=[])
event.type = type
if state_key is not None:
event.state_key = state_key
event.event_id = event_id
event.user_id = "@user_id:example.com"
event.room_id = "!room_id:example.com"
return event