# Copyright 2013-2017 DataStax, Inc.

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

from datetime import timedelta, datetime

from uuid import uuid4

import sure

from cassandra.cqlengine.management import sync_table

from cassandra.cqlengine.query import BatchQuery

from tests.integration.cqlengine.base import BaseCassEngTestCase, TestTimestampModel

from tests.integration.cqlengine import mock_execute_async

class BaseTimestampTest(BaseCassEngTestCase):

@classmethod

def setUpClass(cls):

super(BaseTimestampTest, cls).setUpClass()

sync_table(TestTimestampModel)

class BatchTest(BaseTimestampTest):

def test_batch_is_included(self):

with mock_execute_async() as m:

with BatchQuery(timestamp=timedelta(seconds=30)) as b:

TestTimestampModel.batch(b).create(count=1)

"USING TIMESTAMP".should.be.within(m.call_args[0][0])

class CreateWithTimestampTest(BaseTimestampTest):

def test_batch(self):

with mock_execute_async() as m:

with BatchQuery() as b:

TestTimestampModel.timestamp(timedelta(seconds=10)).batch(b).create(count=1)

query = m.call_args[0][0]

query.should.match(r"INSERT.*USING TIMESTAMP")

query.should_not.match(r"TIMESTAMP.*INSERT")

def test_timestamp_not_included_on_normal_create(self):

with mock_execute_async() as m:

TestTimestampModel.create(count=2)

"USING TIMESTAMP".shouldnt.be.within(m.call_args[0][0].query_string)

def test_timestamp_is_set_on_model_queryset(self):

delta = timedelta(seconds=30)

tmp = TestTimestampModel.timestamp(delta)

tmp._timestamp.should.equal(delta)

def test_non_batch_syntax_integration(self):

tmp = TestTimestampModel.timestamp(timedelta(seconds=30)).create(count=1)

tmp.should.be.ok

def test_non_batch_syntax_unit(self):

with mock_execute_async() as m:

TestTimestampModel.timestamp(timedelta(seconds=30)).create(count=1)

query = m.call_args[0][0].query_string

"USING TIMESTAMP".should.be.within(query)

class UpdateWithTimestampTest(BaseTimestampTest):

def setUp(self):

self.instance = TestTimestampModel.create(count=1)

super(UpdateWithTimestampTest, self).setUp()

def test_instance_update_includes_timestamp_in_query(self):

# not a batch

with mock_execute_async() as m:

self.instance.timestamp(timedelta(seconds=30)).update(count=2)

"USING TIMESTAMP".should.be.within(m.call_args[0][0].query_string)

def test_instance_update_in_batch(self):

with mock_execute_async() as m:

with BatchQuery() as b:

self.instance.batch(b).timestamp(timedelta(seconds=30)).update(count=2)

query = m.call_args[0][0]

"USING TIMESTAMP".should.be.within(query)

class DeleteWithTimestampTest(BaseTimestampTest):

def test_non_batch(self):

"""

we don't expect the model to come back at the end because the deletion timestamp should be in the future

"""

uid = uuid4()

tmp = TestTimestampModel.create(id=uid, count=1)

TestTimestampModel.get(id=uid).should.be.ok

tmp.timestamp(timedelta(seconds=5)).delete()

with self.assertRaises(TestTimestampModel.DoesNotExist):

TestTimestampModel.get(id=uid)

tmp = TestTimestampModel.create(id=uid, count=1)

with self.assertRaises(TestTimestampModel.DoesNotExist):

TestTimestampModel.get(id=uid)

# calling .timestamp sets the TS on the model

tmp.timestamp(timedelta(seconds=5))

tmp._timestamp.should.be.ok

# calling save clears the set timestamp

tmp.save()

tmp._timestamp.shouldnt.be.ok

tmp.timestamp(timedelta(seconds=5))

tmp.update()

tmp._timestamp.shouldnt.be.ok

def test_blind_delete(self):

"""

we don't expect the model to come back at the end because the deletion timestamp should be in the future

"""

uid = uuid4()

tmp = TestTimestampModel.create(id=uid, count=1)

TestTimestampModel.get(id=uid).should.be.ok

TestTimestampModel.objects(id=uid).timestamp(timedelta(seconds=5)).delete()

with self.assertRaises(TestTimestampModel.DoesNotExist):

TestTimestampModel.get(id=uid)

tmp = TestTimestampModel.create(id=uid, count=1)

with self.assertRaises(TestTimestampModel.DoesNotExist):

TestTimestampModel.get(id=uid)

def test_blind_delete_with_datetime(self):

"""

we don't expect the model to come back at the end because the deletion timestamp should be in the future

"""

uid = uuid4()

tmp = TestTimestampModel.create(id=uid, count=1)

TestTimestampModel.get(id=uid).should.be.ok

plus_five_seconds = datetime.now() + timedelta(seconds=5)

TestTimestampModel.objects(id=uid).timestamp(plus_five_seconds).delete()

with self.assertRaises(TestTimestampModel.DoesNotExist):

TestTimestampModel.get(id=uid)

tmp = TestTimestampModel.create(id=uid, count=1)

with self.assertRaises(TestTimestampModel.DoesNotExist):

TestTimestampModel.get(id=uid)

def test_delete_in_the_past(self):

uid = uuid4()

tmp = TestTimestampModel.create(id=uid, count=1)

TestTimestampModel.get(id=uid).should.be.ok

# delete the in past, should not affect the object created above

TestTimestampModel.objects(id=uid).timestamp(timedelta(seconds=-60)).delete()

TestTimestampModel.get(id=uid)