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-rw-r--r--gitdb/test/performance/test_pack.py89
1 files changed, 0 insertions, 89 deletions
diff --git a/gitdb/test/performance/test_pack.py b/gitdb/test/performance/test_pack.py
index da952b1..8b13789 100644
--- a/gitdb/test/performance/test_pack.py
+++ b/gitdb/test/performance/test_pack.py
@@ -1,90 +1 @@
-# Copyright (C) 2010, 2011 Sebastian Thiel (byronimo@gmail.com) and contributors
-#
-# This module is part of GitDB and is released under
-# the New BSD License: http://www.opensource.org/licenses/bsd-license.php
-"""Performance tests for object store"""
-from lib import (
- TestBigRepoR
- )
-from gitdb.exc import UnsupportedOperation
-from gitdb.db.pack import PackedDB
-
-import sys
-import os
-from time import time
-import random
-
-class TestPackedDBPerformance(TestBigRepoR):
-
- def _test_pack_random_access(self):
- pdb = PackedDB(os.path.join(self.gitrepopath, "objects/pack"))
-
- # sha lookup
- st = time()
- sha_list = list(pdb.sha_iter())
- elapsed = time() - st
- ns = len(sha_list)
- print >> sys.stderr, "PDB: looked up %i shas by index in %f s ( %f shas/s )" % (ns, elapsed, ns / elapsed)
-
- # sha lookup: best-case and worst case access
- pdb_pack_info = pdb._pack_info
- # END shuffle shas
- st = time()
- for sha in sha_list:
- pdb_pack_info(sha)
- # END for each sha to look up
- elapsed = time() - st
-
- # discard cache
- del(pdb._entities)
- pdb.entities()
- print >> sys.stderr, "PDB: looked up %i sha in %i packs in %f s ( %f shas/s )" % (ns, len(pdb.entities()), elapsed, ns / elapsed)
- # END for each random mode
-
- # query info and streams only
- max_items = 10000 # can wait longer when testing memory
- for pdb_fun in (pdb.info, pdb.stream):
- st = time()
- for sha in sha_list[:max_items]:
- pdb_fun(sha)
- elapsed = time() - st
- print >> sys.stderr, "PDB: Obtained %i object %s by sha in %f s ( %f items/s )" % (max_items, pdb_fun.__name__.upper(), elapsed, max_items / elapsed)
- # END for each function
-
- # retrieve stream and read all
- max_items = 5000
- pdb_stream = pdb.stream
- total_size = 0
- st = time()
- for sha in sha_list[:max_items]:
- stream = pdb_stream(sha)
- stream.read()
- total_size += stream.size
- elapsed = time() - st
- total_kib = total_size / 1000
- print >> sys.stderr, "PDB: Obtained %i streams by sha and read all bytes totallying %i KiB ( %f KiB / s ) in %f s ( %f streams/s )" % (max_items, total_kib, total_kib/elapsed , elapsed, max_items / elapsed)
-
- def test_correctness(self):
- pdb = PackedDB(os.path.join(self.gitrepopath, "objects/pack"))
- # disabled for now as it used to work perfectly, checking big repositories takes a long time
- print >> sys.stderr, "Endurance run: verify streaming of objects (crc and sha)"
- for crc in range(2):
- count = 0
- st = time()
- for entity in pdb.entities():
- pack_verify = entity.is_valid_stream
- sha_by_index = entity.index().sha
- for index in xrange(entity.index().size()):
- try:
- assert pack_verify(sha_by_index(index), use_crc=crc)
- count += 1
- except UnsupportedOperation:
- pass
- # END ignore old indices
- # END for each index
- # END for each entity
- elapsed = time() - st
- print >> sys.stderr, "PDB: verified %i objects (crc=%i) in %f s ( %f objects/s )" % (count, crc, elapsed, count / elapsed)
- # END for each verify mode
-