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tests.py
executable file
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/
tests.py
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#!/usr/bin/env python
import os
from shutil import rmtree
from unittest import TestCase
from time import sleep
from ajgudb import AjguDB
from ajgudb.packing import pack
from ajgudb.packing import unpack
from ajgudb.utils import AjguDBException
from ajgudb.bsddb import BSDDBStorage
from ajgudb.leveldb import LevelDBStorage
from ajgudb.wt import WiredTigerStorage
from ajgudb.gremlin import * # noqa
class TestPacking(TestCase):
def test_pack_str(self):
packed = pack('foobar')
unpacked = unpack(packed)
self.assertEqual(unpacked[0], 'foobar')
def test_pack_unicode(self):
packed = pack(u'foobar')
unpacked = unpack(packed)
self.assertEqual(unpacked[0], u'foobar')
def test_pack_multi_str(self):
packed = pack('foobar', 'spam', 'egg')
unpacked = unpack(packed)
self.assertEqual(unpacked, ['foobar', 'spam', 'egg'])
def test_pack_int(self):
packed = pack(123)
unpacked = unpack(packed)
self.assertEqual(unpacked[0], 123)
def test_pack_dict(self):
packed = pack(dict(a=1))
unpacked = unpack(packed)
self.assertEqual(unpacked[0], dict(a=1))
def test_pack_float(self):
packed = pack(3.14)
unpacked = unpack(packed)
self.assertEqual(unpacked[0], 3.14)
def test_pack_multi(self):
packed = pack(123, 'foobar', 3.14, dict(a='b'))
unpacked = unpack(packed)
self.assertEqual(unpacked, [123, 'foobar', 3.14, dict(a='b')])
class TestLevelDBTupleSpace(TestCase):
def setUp(self):
os.makedirs('/tmp/tuplespace')
self.tuplespace = LevelDBStorage('/tmp/tuplespace')
def tearDown(self):
self.tuplespace.close()
rmtree('/tmp/tuplespace')
def test_add_and_get(self):
self.tuplespace.add(1, key='value')
self.assertEqual(self.tuplespace.get(1), dict(key='value'))
def test_add_and_query(self):
self.tuplespace.add(1, key='value')
self.tuplespace.add(2, key='value')
out = list(self.tuplespace.query('key', 'value'))
self.assertEqual(out, [['key', 'value', 1], ['key', 'value', 2]])
def test_add_and_ref(self):
self.tuplespace.add(1, key='value')
self.tuplespace.add(2, key='value')
self.assertEqual(self.tuplespace.ref(1, 'key'), 'value')
def test_add_and_query_key_only(self):
self.tuplespace.add(1, key='value')
self.tuplespace.add(2, key='something')
out = list(self.tuplespace.query('key'))
self.assertIn(['key', 'value', 1], out)
self.assertIn(['key', 'something', 2], out)
def test_delete(self):
self.tuplespace.add(1, key='value')
out = list(self.tuplespace.query('key'))
self.tuplespace.delete(1)
out = list(self.tuplespace.query('key'))
self.assertEqual(out, [])
class TestWiredTigerTupleSpace(TestLevelDBTupleSpace):
def setUp(self):
os.makedirs('/tmp/tuplespace')
self.tuplespace = WiredTigerStorage('/tmp/tuplespace')
def tearDown(self):
self.tuplespace.close()
rmtree('/tmp/tuplespace')
class DatabaseTestCase(TestCase):
storage_class = None
def setUp(self):
os.makedirs('/tmp/ajgudb')
self.graph = AjguDB('/tmp/ajgudb', self.storage_class)
def tearDown(self):
self.graph.close()
rmtree('/tmp/ajgudb')
class BaseTestGraphDatabase(object):
def test_create_vertex(self):
v = self.graph.vertex(label='test')
self.assertTrue(v)
def test_idem(self):
v = self.graph.vertex(label='test')
idem = self.graph.get(v.uid)
self.assertEqual(v, idem)
def test_get_or_create(self):
v = self.graph.get_or_create(label='test')
self.assertIsNotNone(v)
def test_get_or_create_two(self):
self.graph.get_or_create(label='test')
v = self.graph.get_or_create(label='test')
self.assertIsNotNone(v)
def test_create_and_get_vertex(self):
v = self.graph.vertex(label='test')
v = self.graph.get(v.uid)
self.assertTrue(v['label'], 'test')
def test_create_modify_and_get_vertex(self):
v = self.graph.vertex(label='test')
v['value'] = 'key'
v.save()
v = self.graph.get(v.uid)
self.assertTrue(v['value'] == 'key')
def test_create_and_get_modify_and_get_again_vertex(self):
v = self.graph.vertex(label='test')
v = self.graph.get(v.uid)
v['value'] = 'key'
v.save()
v = self.graph.get(v.uid)
self.assertTrue(v['value'] == 'key')
def test_create_modify_and_get_edge(self):
start = self.graph.vertex(label='test')
end = self.graph.vertex(label='test')
edge = start.link(end)
edge['hello'] = 'world'
edge.save()
edge = self.graph.get(edge.uid)
self.assertTrue(edge['hello'] == 'world')
self.assertEqual(edge.start(), start)
self.assertEqual(edge.end(), end)
def test_create_edge_and_checkout_vertex(self):
start = self.graph.vertex(label='start')
end = self.graph.vertex(label='end')
start.link(end)
# retrieve start and end
start = self.graph.get(start.uid)
end = self.graph.get(end.uid)
self.assertTrue(start.outgoings())
self.assertTrue(end.incomings())
def test_delete_vertex(self):
v = self.graph.vertex(label='delete-node')
v['value'] = 'key'
v.save()
# retrieve it
self.graph.get(v.uid)
v.delete()
self.assertRaises(AjguDBException, self.graph.get, v.uid)
def test_delete_edge(self):
# vertices
start = self.graph.vertex(label='start')
end = self.graph.vertex(label='end')
# first edge
edge = start.link(end)
# delete edge
edge = self.graph.get(edge.uid)
edge.delete()
self.assertRaises(AjguDBException, self.graph.get, edge.uid)
# check end and start vertex are up-to-date
start = self.graph.get(start.uid)
self.assertEquals(len(list(start.outgoings())), 0)
end = self.graph.get(end.uid)
self.assertEquals(len(list(end.incomings())), 0)
def test_delete_vertex_with_edges(self):
# vertices
start = self.graph.vertex(label='start')
end = self.graph.vertex(label='end')
# first edge
edge = start.link(end)
# delete edge
edge = self.graph.get(edge.uid)
start.delete()
self.assertRaises(AjguDBException, self.graph.get, edge.uid)
# check end is update to date
end = self.graph.get(end.uid)
self.assertEquals(len(list(end.incomings())), 0)
class TestBSDDDBGraphDatabase(BaseTestGraphDatabase, DatabaseTestCase):
storage_class = BSDDBStorage
class TestWiredTigerGraphDatabase(BaseTestGraphDatabase, DatabaseTestCase):
storage_class = WiredTigerStorage
class TestLevelDBGraphDatabase(BaseTestGraphDatabase, DatabaseTestCase):
storage_class = LevelDBStorage
class BaseTestGremlin(object):
def test_graph_one(self):
self.graph.vertex(label='test', foo='bar')
self.graph.vertex(label='test', foo='baz')
self.graph.vertex(label='another', foo='foo')
obj = self.graph.one(label='test', foo='bar')
self.assertIsNotNone(obj)
def test_select(self):
seed = self.graph.vertex(label='seed')
seed.link(self.graph.vertex(label='one'), label='ok')
seed.link(self.graph.vertex(label='two'), label='ok')
seed.link(self.graph.vertex(label='one'), label='ko')
query = self.graph.query(outgoings, select(label='ok'))
count = len(list(query(seed)))
self.assertEqual(count, 2)
def test_empty_traversal(self):
count = len(list(self.graph.query()([])))
self.assertEqual(count, 0)
def test_skip(self):
seed = self.graph.vertex(label='seed')
seed.link(self.graph.vertex(label='one'))
seed.link(self.graph.vertex(label='two'))
seed.link(self.graph.vertex(label='one'))
query = self.graph.query(outgoings, skip(2))
count = len(list(query(seed)))
self.assertEqual(count, 1)
def test_limit(self):
seed = self.graph.vertex(label='seed')
seed.link(self.graph.vertex(label='one'))
seed.link(self.graph.vertex(label='two'))
seed.link(self.graph.vertex(label='one'))
query = self.graph.query(outgoings, limit(2))
count = len(list(query(seed)))
self.assertEqual(count, 2)
# def test_paginator(self):
# seed = self.graph.vertex(label='seed')
# list(map(lambda x: seed.link(self.graph.vertex()), range(20)))
# self.assertEqual(seed.outgoings().paginator(5).count(), 5)
# self.assertEqual(seed.outgoings().paginator(5).count(), 5)
def test_outgoings(self):
seed = self.graph.vertex()
other = self.graph.vertex()
seed.link(other)
other.link(self.graph.vertex())
other.link(self.graph.vertex())
query = self.graph.query(outgoings, end, outgoings, count)
self.assertEqual(query(seed), 2)
def test_incomings(self):
seed = self.graph.vertex()
other = self.graph.vertex()
link = seed.link(other)
query = self.graph.query(incomings, get)
self.assertEqual(query(other), [link])
def test_incomings_two(self):
seed = self.graph.vertex()
other = self.graph.vertex()
seed.link(other)
query = self.graph.query(incomings, start, get)
self.assertEqual(query(other), [seed])
def test_path(self):
seed = self.graph.vertex()
other = self.graph.vertex()
link = seed.link(other)
query = self.graph.query(
incomings,
start,
path(2),
each(get),
value,
)
out = query(other)
out = out[0]
self.assertEqual(out, [seed, link, other])
def test_incomings_three(self):
seed = self.graph.vertex()
other = self.graph.vertex()
seed.link(other)
end = self.graph.vertex()
other.link(end)
query = self.graph.query(incomings, start, incomings, start, get)
self.assertEqual(query(end), [seed])
def test_order(self):
seed = self.graph.vertex()
seed.link(self.graph.vertex(value=5))
seed.link(self.graph.vertex(value=4))
seed.link(self.graph.vertex(value=1))
query = self.graph.query(outgoings, end, key('value'), value)
self.assertEqual(set(query(seed)), set([5, 4, 1]))
query = self.graph.query(outgoings, end, key('value'), sort(), value)
self.assertEqual(query(seed), [1, 4, 5])
def test_unique(self):
seed = self.graph.vertex()
seed.link(self.graph.vertex(value=1))
seed.link(self.graph.vertex(value=1))
seed.link(self.graph.vertex(value=1))
query = self.graph.query(outgoings, end, key('value'), unique, value)
self.assertEqual(query(seed), [1])
class TestBSDDDBGremlin(BaseTestGremlin, DatabaseTestCase):
storage_class = BSDDBStorage
class TestLevelDBGremlin(BaseTestGremlin, DatabaseTestCase):
storage_class = LevelDBStorage
class TestWiredTigerGremlin(BaseTestGremlin, DatabaseTestCase):
storage_class = WiredTigerStorage