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import unittest
import os
import gc
import itertools
from time import time
from random import random
from tempfile import mkdtemp
import shutil
from rdflib.term import URIRef
from rdflib.graph import Graph
def random_uri():
return URIRef("%s" % random())
class StoreTestCase(unittest.TestCase):
"""
Test case for testing store performance... probably should be
something other than a unit test... but for now we'll add it as a
unit test.
"""
store = 'default'
tmppath = None
configString = os.environ.get("DBURI", "dburi")
def setUp(self):
self.gcold = gc.isenabled()
gc.collect()
gc.disable()
self.graph = Graph(store=self.store)
if self.store == "MySQL":
# from test.mysql import configString
from rdflib.store.MySQL import MySQL
path = self.configString
MySQL().destroy(path)
else:
self.tmppath = mkdtemp()
self.graph.open(self.tmppath, create=True)
self.input = input = Graph()
input.parse("http://eikeon.com")
def tearDown(self):
self.graph.close()
if self.gcold:
gc.enable()
del self.graph
shutil.rmtree(self.tmppath)
def testTime(self):
number = 1
print self.store
print "input:",
for i in itertools.repeat(None, number):
self._testInput()
print "random:",
for i in itertools.repeat(None, number):
self._testRandom()
print "."
def _testRandom(self):
number = len(self.input)
store = self.graph
def add_random():
s = random_uri()
p = random_uri()
o = random_uri()
store.add((s, p, o))
it = itertools.repeat(None, number)
t0 = time()
for _i in it:
add_random()
t1 = time()
print "%.3g" % (t1 - t0),
def _testInput(self):
number = 1
store = self.graph
def add_from_input():
for t in self.input:
store.add(t)
it = itertools.repeat(None, number)
t0 = time()
for _i in it:
add_from_input()
t1 = time()
print "%.3g" % (t1 - t0),
class MemoryStoreTestCase(StoreTestCase):
store = "IOMemory"
if __name__ == '__main__':
unittest.main()
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