mongo-python-driver/tools/bson_benchmark.py
2009-02-04 14:56:33 -05:00

68 lines
2.0 KiB
Python

# Copyright 2009 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.
"""Benchmarking for the `pymongo.bson` module.
Depends on `simplejson`. Which is really just the Python 2.6 `json` module, so
this should be updated to use that if it exists an `simplejson` otherwise.
"""
import datetime
import cProfile
import sys
sys.path[0:0] = [""]
# TODO try importing json first and do simplejson if that fails
import simplejson as json
from pymongo import bson
trials = 100000
def run(case, function):
start = datetime.datetime.now()
for _ in range(trials):
result = function(case)
print "took: %s" % (datetime.datetime.now() - start)
return result
def main():
test_cases = [{},
{"hello": "world"},
{"hello": "world",
"mike": u"something",
"here's": u"an\u8744other"},
{"int": 200,
"bool": True,
"an int": 20,
"a bool": False},
{"this": 5,
"is": {"a": True},
"big": [True, 5.5],
"object": None}]
for case in test_cases:
print "case: %r" % case
print "enc bson",
enc_bson = run(case, bson.BSON.from_dict)
print "enc json",
enc_json = run(case, json.dumps)
print "dec bson",
assert case == run(enc_bson, bson.to_dicts)[0]
print "dec json",
assert case == run(enc_json, json.loads)
if __name__ == "__main__":
cProfile.run("main()")