146 lines
4.6 KiB
Python
146 lines
4.6 KiB
Python
# Copyright (C) 2014 Catalyst IT Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import unittest
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from sqlalchemy import create_engine
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from sqlalchemy.orm import scoped_session, create_session
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from sqlalchemy.pool import NullPool
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from sqlalchemy.exc import IntegrityError, OperationalError
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from distil.models import Resource, Tenant, UsageEntry, SalesOrder
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import datetime
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from . import PG_DATABASE_URI, MY_DATABASE_URI
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pg_engine = None
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mysql_engine = None
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def setUp():
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global mysql_engine
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mysql_engine = create_engine(MY_DATABASE_URI, poolclass=NullPool)
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global pg_engine
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pg_engine = create_engine(PG_DATABASE_URI, poolclass=NullPool)
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def tearDown():
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pg_engine.dispose()
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mysql_engine.dispose()
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class db(unittest.TestCase):
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__test__ = False
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def setUp(self):
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self.db = self.session()
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def tearDown(self):
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try:
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self.db.rollback()
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except:
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pass
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self.db.begin()
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for obj in (SalesOrder, UsageEntry, Resource, Tenant, Resource):
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self.db.query(obj).delete(synchronize_session="fetch")
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self.db.commit()
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# self.db.close()
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self.db.close()
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# self.session.close_all()
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self.db = None
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def test_create_tenant(self):
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self.db.begin()
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t = Tenant(id="asfd", name="test", created=datetime.datetime.utcnow(),
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last_collected=datetime.datetime.utcnow())
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self.db.add(t)
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self.db.commit()
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t2 = self.db.query(Tenant).get("asfd")
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self.assertTrue(t2.name == "test")
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# self.db.commit()
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def test_create_resource(self):
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self.test_create_tenant()
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self.db.begin()
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t = self.db.query(Tenant).get("asfd")
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r = Resource(id="1234", tenant=t, created=datetime.datetime.utcnow())
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self.db.add(r)
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self.db.commit()
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r2 = self.db.query(Resource).filter(Resource.id == "1234")[0]
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self.assertTrue(r2.tenant.id == t.id)
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def test_insert_usage_entry(self):
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self.test_create_resource()
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self.db.begin()
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r = self.db.query(Resource).filter(Resource.id == "1234")[0]
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u = UsageEntry(service="cheese",
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volume=1.23,
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resource=r,
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tenant=r,
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start=(datetime.datetime.utcnow() -
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datetime.timedelta(minutes=5)),
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end=datetime.datetime.utcnow(),
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created=datetime.datetime.utcnow())
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self.db.add(u)
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try:
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self.db.commit()
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except Exception as e:
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self.fail("Exception: %s" % e)
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def test_overlapping_usage_entry_fails(self):
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self.test_insert_usage_entry()
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try:
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self.test_insert_usage_entry()
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# we fail here
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self.fail("Inserted overlapping row; failing")
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except (IntegrityError, OperationalError):
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self.db.rollback()
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self.assertEqual(self.db.query(UsageEntry).count(), 1)
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def test_insert_salesorder(self):
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self.test_insert_usage_entry()
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self.db.begin()
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usage = self.db.query(UsageEntry)[0]
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tenant = self.db.query(Tenant).get("asfd")
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so = SalesOrder(tenant=tenant,
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start=usage.start,
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end=usage.end)
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self.db.add(so)
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self.db.commit()
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so2 = self.db.query(SalesOrder)[0]
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self.assertTrue(so2.tenant.id == so.tenant.id)
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self.assertTrue(so2.start == so.start)
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self.assertTrue(so2.end == so.end)
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def test_overlap_sales_order_fails(self):
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self.test_insert_salesorder()
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try:
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self.test_insert_salesorder()
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self.fail("Inserted twice")
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except (IntegrityError, OperationalError):
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self.db.rollback()
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self.assertEqual(self.db.query(SalesOrder).count(), 1)
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class TestDatabaseModelsPostgres(db):
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__test__ = True
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session = scoped_session(lambda: create_session(bind=pg_engine))
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class TestDatabaseModelsMysql(db):
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__test__ = True
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session = scoped_session(lambda: create_session(bind=mysql_engine))
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