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# Copyright 2009-2010 10gen, 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.
"""Test the database module."""
import datetime
import random
import sys
sys.path[0:0] = [""]
import unittest
from bson.code import Code
from bson.dbref import DBRef
from bson.objectid import ObjectId
from bson.son import SON
from pymongo import (ALL,
ASCENDING,
DESCENDING,
helpers,
OFF,
SLOW_ONLY)
from pymongo.collection import Collection
from pymongo.connection import Connection
from pymongo.database import Database
from pymongo.errors import (CollectionInvalid,
InvalidName,
InvalidOperation,
OperationFailure)
from pymongo.son_manipulator import (AutoReference,
NamespaceInjector,
ObjectIdShuffler)
from test import version
from test.test_connection import get_connection
class TestDatabase(unittest.TestCase):
def setUp(self):
self.connection = get_connection()
def test_name(self):
self.assertRaises(TypeError, Database, self.connection, 4)
self.assertRaises(InvalidName, Database, self.connection, "my db")
self.assertEqual("name", Database(self.connection, "name").name)
def test_cmp(self):
self.assertNotEqual(Database(self.connection, "test"),
Database(self.connection, "mike"))
self.assertEqual(Database(self.connection, "test"),
Database(self.connection, "test"))
def test_repr(self):
self.assertEqual(repr(Database(self.connection, "pymongo_test")),
"Database(%r, u'pymongo_test')" % self.connection)
def test_get_coll(self):
db = Database(self.connection, "pymongo_test")
self.assertEqual(db.test, db["test"])
self.assertEqual(db.test, Collection(db, "test"))
self.assertNotEqual(db.test, Collection(db, "mike"))
self.assertEqual(db.test.mike, db["test.mike"])
def test_create_collection(self):
db = Database(self.connection, "pymongo_test")
db.test.insert({"hello": "world"})
self.assertRaises(CollectionInvalid, db.create_collection, "test")
db.drop_collection("test")
self.assertRaises(TypeError, db.create_collection, 5)
self.assertRaises(TypeError, db.create_collection, None)
self.assertRaises(InvalidName, db.create_collection, "coll..ection")
test = db.create_collection("test")
test.save({"hello": u"world"})
self.assertEqual(db.test.find_one()["hello"], "world")
self.assert_(u"test" in db.collection_names())
db.drop_collection("test.foo")
db.create_collection("test.foo")
self.assert_(u"test.foo" in db.collection_names())
self.assertEqual(db.test.foo.options(), {})
self.assertRaises(CollectionInvalid, db.create_collection, "test.foo")
def test_collection_names(self):
db = Database(self.connection, "pymongo_test")
db.test.save({"dummy": u"object"})
db.test.mike.save({"dummy": u"object"})
colls = db.collection_names()
self.assert_("test" in colls)
self.assert_("test.mike" in colls)
for coll in colls:
self.assert_("$" not in coll)
def test_drop_collection(self):
db = Database(self.connection, "pymongo_test")
self.assertRaises(TypeError, db.drop_collection, 5)
self.assertRaises(TypeError, db.drop_collection, None)
db.test.save({"dummy": u"object"})
self.assert_("test" in db.collection_names())
db.drop_collection("test")
self.assertFalse("test" in db.collection_names())
db.test.save({"dummy": u"object"})
self.assert_("test" in db.collection_names())
db.drop_collection(u"test")
self.assertFalse("test" in db.collection_names())
db.test.save({"dummy": u"object"})
self.assert_("test" in db.collection_names())
db.drop_collection(db.test)
self.assertFalse("test" in db.collection_names())
db.test.save({"dummy": u"object"})
self.assert_("test" in db.collection_names())
db.test.drop()
self.assertFalse("test" in db.collection_names())
db.test.drop()
db.drop_collection(db.test.doesnotexist)
def test_validate_collection(self):
db = self.connection.pymongo_test
self.assertRaises(TypeError, db.validate_collection, 5)
self.assertRaises(TypeError, db.validate_collection, None)
db.test.save({"dummy": u"object"})
self.assertRaises(OperationFailure, db.validate_collection,
"test.doesnotexist")
self.assertRaises(OperationFailure, db.validate_collection,
db.test.doesnotexist)
self.assert_(db.validate_collection("test"))
self.assert_(db.validate_collection(db.test))
self.assert_(db.validate_collection(db.test, full=True))
self.assert_(db.validate_collection(db.test, scandata=True))
self.assert_(db.validate_collection(db.test, scandata=True, full=True))
self.assert_(db.validate_collection(db.test, True, True))
def test_profiling_levels(self):
db = self.connection.pymongo_test
self.assertEqual(db.profiling_level(), OFF) # default
self.assertRaises(ValueError, db.set_profiling_level, 5.5)
self.assertRaises(ValueError, db.set_profiling_level, None)
self.assertRaises(ValueError, db.set_profiling_level, -1)
db.set_profiling_level(SLOW_ONLY)
self.assertEqual(db.profiling_level(), SLOW_ONLY)
db.set_profiling_level(ALL)
self.assertEqual(db.profiling_level(), ALL)
db.set_profiling_level(OFF)
self.assertEqual(db.profiling_level(), OFF)
def test_profiling_info(self):
db = self.connection.pymongo_test
db.set_profiling_level(ALL)
db.test.find()
db.set_profiling_level(OFF)
info = db.profiling_info()
self.assert_(isinstance(info, list))
self.assert_(len(info) >= 1)
# These basically clue us in to server changes.
if version.at_least(db.connection, (1, 9, 1, -1)):
self.assert_(isinstance(info[0]['responseLength'], int))
self.assert_(isinstance(info[0]['millis'], int))
self.assert_(isinstance(info[0]['client'], basestring))
self.assert_(isinstance(info[0]['user'], basestring))
self.assert_(isinstance(info[0]['ntoreturn'], int))
self.assert_(isinstance(info[0]['ns'], basestring))
self.assert_(isinstance(info[0]['op'], basestring))
else:
self.assert_(isinstance(info[0]["info"], basestring))
self.assert_(isinstance(info[0]["millis"], float))
self.assert_(isinstance(info[0]["ts"], datetime.datetime))
def test_iteration(self):
db = self.connection.pymongo_test
def iterate():
[a for a in db]
self.assertRaises(TypeError, iterate)
def test_errors(self):
db = self.connection.pymongo_test
db.reset_error_history()
self.assertEqual(None, db.error())
self.assertEqual(None, db.previous_error())
db.command("forceerror", check=False)
self.assert_(db.error())
self.assert_(db.previous_error())
db.command("forceerror", check=False)
self.assert_(db.error())
prev_error = db.previous_error()
self.assertEqual(prev_error["nPrev"], 1)
del prev_error["nPrev"]
prev_error.pop("lastOp", None)
error = db.error()
error.pop("lastOp", None)
# getLastError includes "connectionId" in recent
# server versions, getPrevError does not.
error.pop("connectionId", None)
self.assertEqual(error, prev_error)
db.test.find_one()
self.assertEqual(None, db.error())
self.assert_(db.previous_error())
self.assertEqual(db.previous_error()["nPrev"], 2)
db.reset_error_history()
self.assertEqual(None, db.error())
self.assertEqual(None, db.previous_error())
def test_command(self):
db = self.connection.admin
self.assertEqual(db.command("buildinfo"), db.command({"buildinfo": 1}))
def test_last_status(self):
db = self.connection.pymongo_test
db.test.remove({})
db.test.save({"i": 1})
db.test.update({"i": 1}, {"$set": {"i": 2}})
self.assert_(db.last_status()["updatedExisting"])
db.test.update({"i": 1}, {"$set": {"i": 500}})
self.assertFalse(db.last_status()["updatedExisting"])
def test_password_digest(self):
self.assertRaises(TypeError, helpers._password_digest, 5)
self.assertRaises(TypeError, helpers._password_digest, True)
self.assertRaises(TypeError, helpers._password_digest, None)
self.assert_(isinstance(helpers._password_digest("mike", "password"),
unicode))
self.assertEqual(helpers._password_digest("mike", "password"),
u"cd7e45b3b2767dc2fa9b6b548457ed00")
self.assertEqual(helpers._password_digest("mike", "password"),
helpers._password_digest(u"mike", u"password"))
self.assertEqual(helpers._password_digest("Gustave", u"Dor\xe9"),
u"81e0e2364499209f466e75926a162d73")
def test_authenticate_add_remove_user(self):
db = self.connection.pymongo_test
db.system.users.remove({})
db.remove_user("mike")
db.add_user("mike", "password")
self.assertRaises(TypeError, db.authenticate, 5, "password")
self.assertRaises(TypeError, db.authenticate, "mike", 5)
self.assertFalse(db.authenticate("mike", "not a real password"))
self.assertFalse(db.authenticate("faker", "password"))
self.assert_(db.authenticate("mike", "password"))
self.assert_(db.authenticate(u"mike", u"password"))
db.remove_user("mike")
self.assertFalse(db.authenticate("mike", "password"))
self.assertFalse(db.authenticate("Gustave", u"Dor\xe9"))
db.add_user("Gustave", u"Dor\xe9")
self.assert_(db.authenticate("Gustave", u"Dor\xe9"))
db.add_user("Gustave", "password")
self.assertFalse(db.authenticate("Gustave", u"Dor\xe9"))
self.assert_(db.authenticate("Gustave", u"password"))
# just make sure there are no exceptions here
db.logout()
db.logout()
def test_id_ordering(self):
db = self.connection.pymongo_test
db.test.remove({})
db.test.insert({"hello": "world", "_id": 5})
db.test.insert(SON([("hello", "world"),
("_id", 5)]))
for x in db.test.find():
for (k, v) in x.items():
self.assertEqual(k, "_id")
break
def test_deref(self):
db = self.connection.pymongo_test
db.test.remove({})
self.assertRaises(TypeError, db.dereference, 5)
self.assertRaises(TypeError, db.dereference, "hello")
self.assertRaises(TypeError, db.dereference, None)
self.assertEqual(None, db.dereference(DBRef("test", ObjectId())))
obj = {"x": True}
key = db.test.save(obj)
self.assertEqual(obj, db.dereference(DBRef("test", key)))
self.assertEqual(obj,
db.dereference(DBRef("test", key, "pymongo_test")))
self.assertRaises(ValueError,
db.dereference, DBRef("test", key, "foo"))
self.assertEqual(None, db.dereference(DBRef("test", 4)))
obj = {"_id": 4}
db.test.save(obj)
self.assertEqual(obj, db.dereference(DBRef("test", 4)))
def test_eval(self):
db = self.connection.pymongo_test
db.test.remove({})
self.assertRaises(TypeError, db.eval, None)
self.assertRaises(TypeError, db.eval, 5)
self.assertRaises(TypeError, db.eval, [])
self.assertEqual(3, db.eval("function (x) {return x;}", 3))
self.assertEqual(3, db.eval(u"function (x) {return x;}", 3))
self.assertEqual(None,
db.eval("function (x) {db.test.save({y:x});}", 5))
self.assertEqual(db.test.find_one()["y"], 5)
self.assertEqual(5, db.eval("function (x, y) {return x + y;}", 2, 3))
self.assertEqual(5, db.eval("function () {return 5;}"))
self.assertEqual(5, db.eval("2 + 3;"))
self.assertEqual(5, db.eval(Code("2 + 3;")))
self.assertRaises(OperationFailure, db.eval, Code("return i;"))
self.assertEqual(2, db.eval(Code("return i;", {"i": 2})))
self.assertEqual(5, db.eval(Code("i + 3;", {"i": 2})))
self.assertRaises(OperationFailure, db.eval, "5 ++ 5;")
# TODO some of these tests belong in the collection level testing.
def test_save_find_one(self):
db = Database(self.connection, "pymongo_test")
db.test.remove({})
a_doc = SON({"hello": u"world"})
a_key = db.test.save(a_doc)
self.assert_(isinstance(a_doc["_id"], ObjectId))
self.assertEqual(a_doc["_id"], a_key)
self.assertEqual(a_doc, db.test.find_one({"_id": a_doc["_id"]}))
self.assertEqual(a_doc, db.test.find_one(a_key))
self.assertEqual(None, db.test.find_one(ObjectId()))
self.assertEqual(a_doc, db.test.find_one({"hello": u"world"}))
self.assertEqual(None, db.test.find_one({"hello": u"test"}))
b = db.test.find_one()
b["hello"] = u"mike"
db.test.save(b)
self.assertNotEqual(a_doc, db.test.find_one(a_key))
self.assertEqual(b, db.test.find_one(a_key))
self.assertEqual(b, db.test.find_one())
count = 0
for _ in db.test.find():
count += 1
self.assertEqual(count, 1)
def test_long(self):
db = self.connection.pymongo_test
db.test.remove({})
db.test.save({"x": 9223372036854775807L})
self.assertEqual(9223372036854775807L, db.test.find_one()["x"])
def test_remove(self):
db = self.connection.pymongo_test
db.test.remove({})
one = db.test.save({"x": 1})
db.test.save({"x": 2})
db.test.save({"x": 3})
length = 0
for _ in db.test.find():
length += 1
self.assertEqual(length, 3)
db.test.remove(one)
length = 0
for _ in db.test.find():
length += 1
self.assertEqual(length, 2)
db.test.remove(db.test.find_one())
db.test.remove(db.test.find_one())
self.assertEqual(db.test.find_one(), None)
one = db.test.save({"x": 1})
db.test.save({"x": 2})
db.test.save({"x": 3})
self.assert_(db.test.find_one({"x": 2}))
db.test.remove({"x": 2})
self.assertFalse(db.test.find_one({"x": 2}))
self.assert_(db.test.find_one())
db.test.remove({})
self.assertFalse(db.test.find_one())
def test_save_a_bunch(self):
db = self.connection.pymongo_test
db.test.remove({})
for i in xrange(1000):
db.test.save({"x": i})
count = 0
for _ in db.test.find():
count += 1
self.assertEqual(1000, count)
# test that kill cursors doesn't assert or anything
for _ in xrange(62):
for _ in db.test.find():
break
def test_auto_ref_and_deref(self):
db = self.connection.pymongo_test
db.add_son_manipulator(AutoReference(db))
db.add_son_manipulator(NamespaceInjector())
db.test.a.remove({})
db.test.b.remove({})
db.test.c.remove({})
a = {"hello": u"world"}
db.test.a.save(a)
b = {"test": a}
db.test.b.save(b)
c = {"another test": b}
db.test.c.save(c)
a["hello"] = "mike"
db.test.a.save(a)
self.assertEqual(db.test.a.find_one(), a)
self.assertEqual(db.test.b.find_one()["test"], a)
self.assertEqual(db.test.c.find_one()["another test"]["test"], a)
self.assertEqual(db.test.b.find_one(), b)
self.assertEqual(db.test.c.find_one()["another test"], b)
self.assertEqual(db.test.c.find_one(), c)
# some stuff the user marc wanted to be able to do, make sure it works
def test_marc(self):
db = self.connection.pymongo_test
db.add_son_manipulator(AutoReference(db))
db.add_son_manipulator(NamespaceInjector())
db.drop_collection("users")
db.drop_collection("messages")
message_1 = {"title": "foo"}
db.messages.save(message_1)
message_2 = {"title": "bar"}
db.messages.save(message_2)
user = {"name": "marc",
"messages": [message_1, message_2]}
db.users.save(user)
message = db.messages.find_one()
db.messages.update(message, {"title": "buzz"})
self.assertEqual("buzz", db.users.find_one()["messages"][0]["title"])
self.assertEqual("bar", db.users.find_one()["messages"][1]["title"])
def test_system_js(self):
db = self.connection.pymongo_test
db.system.js.remove()
self.assertEqual(0, db.system.js.count())
db.system_js.add = "function(a, b) { return a + b; }"
self.assertEqual('add', db.system.js.find_one()['_id'])
self.assertEqual(1, db.system.js.count())
self.assertEqual(6, db.system_js.add(1, 5))
del db.system_js.add
self.assertEqual(0, db.system.js.count())
db.system_js['add'] = "function(a, b) { return a + b; }"
self.assertEqual('add', db.system.js.find_one()['_id'])
self.assertEqual(1, db.system.js.count())
self.assertEqual(6, db.system_js['add'](1, 5))
del db.system_js['add']
self.assertEqual(0, db.system.js.count())
if version.at_least(db.connection, (1, 3, 2, -1)):
self.assertRaises(OperationFailure, db.system_js.add, 1, 5)
# TODO right now CodeWScope doesn't work w/ system js
# db.system_js.scope = Code("return hello;", {"hello": 8})
# self.assertEqual(8, db.system_js.scope())
self.assertRaises(OperationFailure, db.system_js.non_existant)
db.system_js.no_param = Code("return 5;")
self.assertEqual(5, db.system_js.no_param())
def test_system_js_list(self):
db = self.connection.pymongo_test
db.system.js.remove()
self.assertEqual([], db.system_js.list())
db.system_js.foo = "blah"
self.assertEqual(["foo"], db.system_js.list())
db.system_js.bar = "baz"
self.assertEqual(set(["foo", "bar"]), set(db.system_js.list()))
del db.system_js.foo
self.assertEqual(["bar"], db.system_js.list())
def test_manipulator_properties(self):
db = self.connection.foo
self.assertEquals(['ObjectIdInjector'], db.incoming_manipulators)
self.assertEquals([], db.incoming_copying_manipulators)
self.assertEquals([], db.outgoing_manipulators)
self.assertEquals([], db.outgoing_copying_manipulators)
db.add_son_manipulator(AutoReference(db))
db.add_son_manipulator(NamespaceInjector())
db.add_son_manipulator(ObjectIdShuffler())
self.assertEqual(2, len(db.incoming_manipulators))
for name in db.incoming_manipulators:
self.assertTrue(name in ('ObjectIdInjector', 'NamespaceInjector'))
self.assertEqual(2, len(db.incoming_copying_manipulators))
for name in db.incoming_copying_manipulators:
self.assertTrue(name in ('ObjectIdShuffler', 'AutoReference'))
self.assertEquals([], db.outgoing_manipulators)
self.assertEquals(['AutoReference'], db.outgoing_copying_manipulators)
if __name__ == "__main__":
unittest.main()