##// END OF EJS Templates
match: match explicit file using a set...
match: match explicit file using a set The matcher as all the logic to do quick comparison against explicit patterns, however the pattern matcher was shadowing the code using that set and used the compiled regex pattern in all cases, which is quite slow. We restore the usage of the set based matching to boost performance. Building the regexp is still consuming a large amount of time (actually, the majority of the time), which is still silly. Maybe using re2 would help that, but this is a quest for another adventure. Another path to improve this is to have a pattern type dedicated to match the exact path to a file only (not a directory). This pattern could use the set matching only and be skipped in the regex all together. Benchmarks ========== In the following benchmark we are comparing the `hg cat` and `hg files` run time when matching against all files in the repository. They are run: - without the rust extensions - with the standard python engine (so without re2) Performance improvement in this series -------------------------------------- ###### hg files ############################################################### ### mercurial-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 0.230092 seconds prev-changeset: 0.230069 seconds this-changeset: 0.211425 seconds (-8.36%) ### mercurial-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 0.234235 seconds prev-changeset: 0.231165 seconds (-1.38%) this-changeset: 0.212300 seconds (-9.43%) ### pypy-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 0.613567 seconds prev-changeset: 0.616799 seconds this-changeset: 0.510852 seconds (-16.82%) ### pypy-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 0.801880 seconds prev-changeset: 0.616393 seconds (-23.22%) this-changeset: 0.511903 seconds (-36.23%) ### netbeans-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 21.541828 seconds prev-changeset: 21.586773 seconds this-changeset: 13.648347 seconds (-36.76%) ### netbeans-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 172.759857 seconds prev-changeset: 21.908197 seconds (-87.32%) this-changeset: 13.945110 seconds (-91.93%) ### mozilla-central-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 62.474221 seconds prev-changeset: 61.279490 seconds (-1.22%) this-changeset: 29.529469 seconds (-52.40%) ### mozilla-central-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 1364.180218 seconds prev-changeset: 62.473549 seconds (-95.40%) this-changeset: 30.625249 seconds (-97.75%) ###### hg cat ################################################################# ### mercurial-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 0.764407 seconds prev-changeset: 0.763883 seconds this-changeset: 0.737326 seconds (-3.68%) ### mercurial-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 0.768924 seconds prev-changeset: 0.765848 seconds this-changeset: 0.174d0b seconds (-4.44%) ### pypy-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 2.065220 seconds prev-changeset: 2.070498 seconds this-changeset: 1.939482 seconds (-6.08%) ### pypy-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 2.276388 seconds prev-changeset: 2.069197 seconds (-9.15%) this-changeset: 1.931746 seconds (-15.19%) ### netbeans-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 40.967983 seconds prev-changeset: 41.392423 seconds this-changeset: 32.181681 seconds (-22.20%) ### netbeans-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 216.388709 seconds prev-changeset: 41.648689 seconds (-80.88%) this-changeset: 32.580817 seconds (-85.04%) ### mozilla-central-2018-08-01-zstd-sparse-revlog ### sorted base-changeset: 105.228510 seconds prev-changeset: 103.315670 seconds (-1.23%) this-changeset: 69.416118 seconds (-33.64%) ### mozilla-central-2018-08-01-zstd-sparse-revlog ### shuffled base-changeset: 1448.722784 seconds prev-changeset: 104.369358 seconds (-92.80%) this-changeset: 70.554789 seconds (-95.13%) Different way to list the same data with this revision ------------------------------------------------------ ###### hg files ############################################################### ### mercurial-2018-08-01-zstd-sparse-revlog root: 0.119182 seconds glob: 0.120697 seconds (+1.27%) sorted: 0.211425 seconds (+77.40%) shuffled: 0.212300 seconds (+78.13%) ### pypy-2018-08-01-zstd-sparse-revlog root: 0.121986 seconds glob: 0.124822 seconds (+2.32%) sorted: 0.510852 seconds (+318.78%) shuffled: 0.511903 seconds (+319.64%) ### netbeans-2018-08-01-zstd-sparse-revlog root: 0.173984 seconds glob: 0.227203 seconds (+30.59%) sorted: 13.648347 seconds (+7744.59%) shuffled: 13.945110 seconds (+7915.16%) ### mozilla-central-2018-08-01-zstd-sparse-revlog root: 0.366463 seconds glob: 0.491030 seconds (+33.99%) sorted: 29.529469 seconds (+7957.96%) shuffled: 30.625249 seconds (+8256.97%) ###### hg cat ################################################################# ### mercurial-2018-08-01-zstd-sparse-revlog glob: 0.647471 seconds root: 0.643120 seconds shuffled: 0.174d0b seconds (+13.92%) sorted: 0.737326 seconds (+13.88%) ### mozilla-central-2018-08-01-zstd-sparse-revlog glob: 40.596983 seconds root: 40.129136 seconds shuffled: 70.554789 seconds (+73.79%) sorted: 69.416118 seconds (+70.99%) ### netbeans-2018-08-01-zstd-sparse-revlog glob: 18.777924 seconds root: 18.613905 seconds shuffled: 32.580817 seconds (+73.51%) sorted: 32.181681 seconds (+71.38%) ### pypy-2018-08-01-zstd-sparse-revlog glob: 1.555319 seconds root: 1.536534 seconds shuffled: 1.931746 seconds (+24.20%) sorted: 1.939482 seconds (+24.70%)

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storage.py
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# storage.py - Testing of storage primitives.
#
# Copyright 2018 Gregory Szorc <gregory.szorc@gmail.com>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
import unittest
from ..node import (
hex,
nullrev,
)
from ..pycompat import getattr
from .. import (
error,
mdiff,
)
from ..interfaces import repository
from ..utils import storageutil
class basetestcase(unittest.TestCase):
if not getattr(unittest.TestCase, 'assertRaisesRegex', False):
assertRaisesRegex = ( # camelcase-required
unittest.TestCase.assertRaisesRegexp
)
class ifileindextests(basetestcase):
"""Generic tests for the ifileindex interface.
All file storage backends for index data should conform to the tests in this
class.
Use ``makeifileindextests()`` to create an instance of this type.
"""
def testempty(self):
f = self._makefilefn()
self.assertEqual(len(f), 0, b'new file store has 0 length by default')
self.assertEqual(list(f), [], b'iter yields nothing by default')
gen = iter(f)
with self.assertRaises(StopIteration):
next(gen)
self.assertFalse(f.hasnode(None))
self.assertFalse(f.hasnode(0))
self.assertFalse(f.hasnode(nullrev))
self.assertFalse(f.hasnode(f.nullid))
self.assertFalse(f.hasnode(b'0'))
self.assertFalse(f.hasnode(b'a' * 20))
# revs() should evaluate to an empty list.
self.assertEqual(list(f.revs()), [])
revs = iter(f.revs())
with self.assertRaises(StopIteration):
next(revs)
self.assertEqual(list(f.revs(start=20)), [])
# parents() and parentrevs() work with f.nullid/nullrev.
self.assertEqual(f.parents(f.nullid), (f.nullid, f.nullid))
self.assertEqual(f.parentrevs(nullrev), (nullrev, nullrev))
with self.assertRaises(error.LookupError):
f.parents(b'\x01' * 20)
for i in range(-5, 5):
if i == nullrev:
continue
with self.assertRaises(IndexError):
f.parentrevs(i)
# f.nullid/nullrev lookup always works.
self.assertEqual(f.rev(f.nullid), nullrev)
self.assertEqual(f.node(nullrev), f.nullid)
with self.assertRaises(error.LookupError):
f.rev(b'\x01' * 20)
for i in range(-5, 5):
if i == nullrev:
continue
with self.assertRaises(IndexError):
f.node(i)
self.assertEqual(f.lookup(f.nullid), f.nullid)
self.assertEqual(f.lookup(nullrev), f.nullid)
self.assertEqual(f.lookup(hex(f.nullid)), f.nullid)
self.assertEqual(f.lookup(b'%d' % nullrev), f.nullid)
with self.assertRaises(error.LookupError):
f.lookup(b'badvalue')
with self.assertRaises(error.LookupError):
f.lookup(hex(f.nullid)[0:12])
with self.assertRaises(error.LookupError):
f.lookup(b'-2')
with self.assertRaises(error.LookupError):
f.lookup(b'0')
with self.assertRaises(error.LookupError):
f.lookup(b'1')
with self.assertRaises(error.LookupError):
f.lookup(b'11111111111111111111111111111111111111')
for i in range(-5, 5):
if i == nullrev:
continue
with self.assertRaises(LookupError):
f.lookup(i)
self.assertEqual(f.linkrev(nullrev), nullrev)
for i in range(-5, 5):
if i == nullrev:
continue
with self.assertRaises(IndexError):
f.linkrev(i)
self.assertFalse(f.iscensored(nullrev))
for i in range(-5, 5):
if i == nullrev:
continue
with self.assertRaises(IndexError):
f.iscensored(i)
self.assertEqual(list(f.commonancestorsheads(f.nullid, f.nullid)), [])
with self.assertRaises(ValueError):
self.assertEqual(list(f.descendants([])), [])
self.assertEqual(list(f.descendants([nullrev])), [])
self.assertEqual(f.heads(), [f.nullid])
self.assertEqual(f.heads(f.nullid), [f.nullid])
self.assertEqual(f.heads(None, [f.nullid]), [f.nullid])
self.assertEqual(f.heads(f.nullid, [f.nullid]), [f.nullid])
self.assertEqual(f.children(f.nullid), [])
with self.assertRaises(error.LookupError):
f.children(b'\x01' * 20)
def testsinglerevision(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
node = f.add(b'initial', None, tr, 0, f.nullid, f.nullid)
self.assertEqual(len(f), 1)
self.assertEqual(list(f), [0])
gen = iter(f)
self.assertEqual(next(gen), 0)
with self.assertRaises(StopIteration):
next(gen)
self.assertTrue(f.hasnode(node))
self.assertFalse(f.hasnode(hex(node)))
self.assertFalse(f.hasnode(nullrev))
self.assertFalse(f.hasnode(f.nullid))
self.assertFalse(f.hasnode(node[0:12]))
self.assertFalse(f.hasnode(hex(node)[0:20]))
self.assertEqual(list(f.revs()), [0])
self.assertEqual(list(f.revs(start=1)), [])
self.assertEqual(list(f.revs(start=0)), [0])
self.assertEqual(list(f.revs(stop=0)), [0])
self.assertEqual(list(f.revs(stop=1)), [0])
self.assertEqual(list(f.revs(1, 1)), [])
# TODO buggy
self.assertEqual(list(f.revs(1, 0)), [1, 0])
self.assertEqual(list(f.revs(2, 0)), [2, 1, 0])
self.assertEqual(f.parents(node), (f.nullid, f.nullid))
self.assertEqual(f.parentrevs(0), (nullrev, nullrev))
with self.assertRaises(error.LookupError):
f.parents(b'\x01' * 20)
with self.assertRaises(IndexError):
f.parentrevs(1)
self.assertEqual(f.rev(node), 0)
with self.assertRaises(error.LookupError):
f.rev(b'\x01' * 20)
self.assertEqual(f.node(0), node)
with self.assertRaises(IndexError):
f.node(1)
self.assertEqual(f.lookup(node), node)
self.assertEqual(f.lookup(0), node)
self.assertEqual(f.lookup(-1), f.nullid)
self.assertEqual(f.lookup(b'0'), node)
self.assertEqual(f.lookup(hex(node)), node)
with self.assertRaises(error.LookupError):
f.lookup(hex(node)[0:12])
with self.assertRaises(error.LookupError):
f.lookup(-2)
with self.assertRaises(error.LookupError):
f.lookup(b'-2')
with self.assertRaises(error.LookupError):
f.lookup(1)
with self.assertRaises(error.LookupError):
f.lookup(b'1')
self.assertEqual(f.linkrev(0), 0)
with self.assertRaises(IndexError):
f.linkrev(1)
self.assertFalse(f.iscensored(0))
with self.assertRaises(IndexError):
f.iscensored(1)
self.assertEqual(list(f.descendants([0])), [])
self.assertEqual(f.heads(), [node])
self.assertEqual(f.heads(node), [node])
self.assertEqual(f.heads(stop=[node]), [node])
with self.assertRaises(error.LookupError):
f.heads(stop=[b'\x01' * 20])
self.assertEqual(f.children(node), [])
def testmultiplerevisions(self):
fulltext0 = b'x' * 1024
fulltext1 = fulltext0 + b'y'
fulltext2 = b'y' + fulltext0 + b'z'
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
node1 = f.add(fulltext1, None, tr, 1, node0, f.nullid)
node2 = f.add(fulltext2, None, tr, 3, node1, f.nullid)
self.assertEqual(len(f), 3)
self.assertEqual(list(f), [0, 1, 2])
gen = iter(f)
self.assertEqual(next(gen), 0)
self.assertEqual(next(gen), 1)
self.assertEqual(next(gen), 2)
with self.assertRaises(StopIteration):
next(gen)
self.assertEqual(list(f.revs()), [0, 1, 2])
self.assertEqual(list(f.revs(0)), [0, 1, 2])
self.assertEqual(list(f.revs(1)), [1, 2])
self.assertEqual(list(f.revs(2)), [2])
self.assertEqual(list(f.revs(3)), [])
self.assertEqual(list(f.revs(stop=1)), [0, 1])
self.assertEqual(list(f.revs(stop=2)), [0, 1, 2])
self.assertEqual(list(f.revs(stop=3)), [0, 1, 2])
self.assertEqual(list(f.revs(2, 0)), [2, 1, 0])
self.assertEqual(list(f.revs(2, 1)), [2, 1])
# TODO this is wrong
self.assertEqual(list(f.revs(3, 2)), [3, 2])
self.assertEqual(f.parents(node0), (f.nullid, f.nullid))
self.assertEqual(f.parents(node1), (node0, f.nullid))
self.assertEqual(f.parents(node2), (node1, f.nullid))
self.assertEqual(f.parentrevs(0), (nullrev, nullrev))
self.assertEqual(f.parentrevs(1), (0, nullrev))
self.assertEqual(f.parentrevs(2), (1, nullrev))
self.assertEqual(f.rev(node0), 0)
self.assertEqual(f.rev(node1), 1)
self.assertEqual(f.rev(node2), 2)
with self.assertRaises(error.LookupError):
f.rev(b'\x01' * 20)
self.assertEqual(f.node(0), node0)
self.assertEqual(f.node(1), node1)
self.assertEqual(f.node(2), node2)
with self.assertRaises(IndexError):
f.node(3)
self.assertEqual(f.lookup(node0), node0)
self.assertEqual(f.lookup(0), node0)
self.assertEqual(f.lookup(b'0'), node0)
self.assertEqual(f.lookup(hex(node0)), node0)
self.assertEqual(f.lookup(node1), node1)
self.assertEqual(f.lookup(1), node1)
self.assertEqual(f.lookup(b'1'), node1)
self.assertEqual(f.lookup(hex(node1)), node1)
self.assertEqual(f.linkrev(0), 0)
self.assertEqual(f.linkrev(1), 1)
self.assertEqual(f.linkrev(2), 3)
with self.assertRaises(IndexError):
f.linkrev(3)
self.assertFalse(f.iscensored(0))
self.assertFalse(f.iscensored(1))
self.assertFalse(f.iscensored(2))
with self.assertRaises(IndexError):
f.iscensored(3)
self.assertEqual(f.commonancestorsheads(node1, f.nullid), [])
self.assertEqual(f.commonancestorsheads(node1, node0), [node0])
self.assertEqual(f.commonancestorsheads(node1, node1), [node1])
self.assertEqual(f.commonancestorsheads(node0, node1), [node0])
self.assertEqual(f.commonancestorsheads(node1, node2), [node1])
self.assertEqual(f.commonancestorsheads(node2, node1), [node1])
self.assertEqual(list(f.descendants([0])), [1, 2])
self.assertEqual(list(f.descendants([1])), [2])
self.assertEqual(list(f.descendants([0, 1])), [1, 2])
self.assertEqual(f.heads(), [node2])
self.assertEqual(f.heads(node0), [node2])
self.assertEqual(f.heads(node1), [node2])
self.assertEqual(f.heads(node2), [node2])
# TODO this behavior seems wonky. Is it correct? If so, the
# docstring for heads() should be updated to reflect desired
# behavior.
self.assertEqual(f.heads(stop=[node1]), [node1, node2])
self.assertEqual(f.heads(stop=[node0]), [node0, node2])
self.assertEqual(f.heads(stop=[node1, node2]), [node1, node2])
with self.assertRaises(error.LookupError):
f.heads(stop=[b'\x01' * 20])
self.assertEqual(f.children(node0), [node1])
self.assertEqual(f.children(node1), [node2])
self.assertEqual(f.children(node2), [])
def testmultipleheads(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(b'0', None, tr, 0, f.nullid, f.nullid)
node1 = f.add(b'1', None, tr, 1, node0, f.nullid)
node2 = f.add(b'2', None, tr, 2, node1, f.nullid)
node3 = f.add(b'3', None, tr, 3, node0, f.nullid)
node4 = f.add(b'4', None, tr, 4, node3, f.nullid)
node5 = f.add(b'5', None, tr, 5, node0, f.nullid)
self.assertEqual(len(f), 6)
self.assertEqual(list(f.descendants([0])), [1, 2, 3, 4, 5])
self.assertEqual(list(f.descendants([1])), [2])
self.assertEqual(list(f.descendants([2])), [])
self.assertEqual(list(f.descendants([3])), [4])
self.assertEqual(list(f.descendants([0, 1])), [1, 2, 3, 4, 5])
self.assertEqual(list(f.descendants([1, 3])), [2, 4])
self.assertEqual(f.heads(), [node2, node4, node5])
self.assertEqual(f.heads(node0), [node2, node4, node5])
self.assertEqual(f.heads(node1), [node2])
self.assertEqual(f.heads(node2), [node2])
self.assertEqual(f.heads(node3), [node4])
self.assertEqual(f.heads(node4), [node4])
self.assertEqual(f.heads(node5), [node5])
# TODO this seems wrong.
self.assertEqual(f.heads(stop=[node0]), [node0, node2, node4, node5])
self.assertEqual(f.heads(stop=[node1]), [node1, node2, node4, node5])
self.assertEqual(f.children(node0), [node1, node3, node5])
self.assertEqual(f.children(node1), [node2])
self.assertEqual(f.children(node2), [])
self.assertEqual(f.children(node3), [node4])
self.assertEqual(f.children(node4), [])
self.assertEqual(f.children(node5), [])
class ifiledatatests(basetestcase):
"""Generic tests for the ifiledata interface.
All file storage backends for data should conform to the tests in this
class.
Use ``makeifiledatatests()`` to create an instance of this type.
"""
def testempty(self):
f = self._makefilefn()
self.assertEqual(f.storageinfo(), {})
self.assertEqual(
f.storageinfo(revisionscount=True, trackedsize=True),
{b'revisionscount': 0, b'trackedsize': 0},
)
self.assertEqual(f.size(nullrev), 0)
for i in range(-5, 5):
if i == nullrev:
continue
with self.assertRaises(IndexError):
f.size(i)
self.assertEqual(f.revision(f.nullid), b'')
self.assertEqual(f.rawdata(f.nullid), b'')
with self.assertRaises(error.LookupError):
f.revision(b'\x01' * 20)
self.assertEqual(f.read(f.nullid), b'')
with self.assertRaises(error.LookupError):
f.read(b'\x01' * 20)
self.assertFalse(f.renamed(f.nullid))
with self.assertRaises(error.LookupError):
f.read(b'\x01' * 20)
self.assertTrue(f.cmp(f.nullid, b''))
self.assertTrue(f.cmp(f.nullid, b'foo'))
with self.assertRaises(error.LookupError):
f.cmp(b'\x01' * 20, b'irrelevant')
# Emitting empty list is an empty generator.
gen = f.emitrevisions([])
with self.assertRaises(StopIteration):
next(gen)
# Emitting null node yields nothing.
gen = f.emitrevisions([f.nullid])
with self.assertRaises(StopIteration):
next(gen)
# Requesting unknown node fails.
with self.assertRaises(error.LookupError):
list(f.emitrevisions([b'\x01' * 20]))
def testsinglerevision(self):
fulltext = b'initial'
f = self._makefilefn()
with self._maketransactionfn() as tr:
node = f.add(fulltext, None, tr, 0, f.nullid, f.nullid)
self.assertEqual(f.storageinfo(), {})
self.assertEqual(
f.storageinfo(revisionscount=True, trackedsize=True),
{b'revisionscount': 1, b'trackedsize': len(fulltext)},
)
self.assertEqual(f.size(0), len(fulltext))
with self.assertRaises(IndexError):
f.size(1)
self.assertEqual(f.revision(node), fulltext)
self.assertEqual(f.rawdata(node), fulltext)
self.assertEqual(f.read(node), fulltext)
self.assertFalse(f.renamed(node))
self.assertFalse(f.cmp(node, fulltext))
self.assertTrue(f.cmp(node, fulltext + b'extra'))
# Emitting a single revision works.
gen = f.emitrevisions([node])
rev = next(gen)
self.assertEqual(rev.node, node)
self.assertEqual(rev.p1node, f.nullid)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertIsNone(rev.delta)
with self.assertRaises(StopIteration):
next(gen)
# Requesting revision data works.
gen = f.emitrevisions([node], revisiondata=True)
rev = next(gen)
self.assertEqual(rev.node, node)
self.assertEqual(rev.p1node, f.nullid)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertEqual(rev.revision, fulltext)
self.assertIsNone(rev.delta)
with self.assertRaises(StopIteration):
next(gen)
# Emitting an unknown node after a known revision results in error.
with self.assertRaises(error.LookupError):
list(f.emitrevisions([node, b'\x01' * 20]))
def testmultiplerevisions(self):
fulltext0 = b'x' * 1024
fulltext1 = fulltext0 + b'y'
fulltext2 = b'y' + fulltext0 + b'z'
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
node1 = f.add(fulltext1, None, tr, 1, node0, f.nullid)
node2 = f.add(fulltext2, None, tr, 3, node1, f.nullid)
self.assertEqual(f.storageinfo(), {})
self.assertEqual(
f.storageinfo(revisionscount=True, trackedsize=True),
{
b'revisionscount': 3,
b'trackedsize': len(fulltext0)
+ len(fulltext1)
+ len(fulltext2),
},
)
self.assertEqual(f.size(0), len(fulltext0))
self.assertEqual(f.size(1), len(fulltext1))
self.assertEqual(f.size(2), len(fulltext2))
with self.assertRaises(IndexError):
f.size(3)
self.assertEqual(f.revision(node0), fulltext0)
self.assertEqual(f.rawdata(node0), fulltext0)
self.assertEqual(f.revision(node1), fulltext1)
self.assertEqual(f.rawdata(node1), fulltext1)
self.assertEqual(f.revision(node2), fulltext2)
self.assertEqual(f.rawdata(node2), fulltext2)
with self.assertRaises(error.LookupError):
f.revision(b'\x01' * 20)
self.assertEqual(f.read(node0), fulltext0)
self.assertEqual(f.read(node1), fulltext1)
self.assertEqual(f.read(node2), fulltext2)
with self.assertRaises(error.LookupError):
f.read(b'\x01' * 20)
self.assertFalse(f.renamed(node0))
self.assertFalse(f.renamed(node1))
self.assertFalse(f.renamed(node2))
with self.assertRaises(error.LookupError):
f.renamed(b'\x01' * 20)
self.assertFalse(f.cmp(node0, fulltext0))
self.assertFalse(f.cmp(node1, fulltext1))
self.assertFalse(f.cmp(node2, fulltext2))
self.assertTrue(f.cmp(node1, fulltext0))
self.assertTrue(f.cmp(node2, fulltext1))
with self.assertRaises(error.LookupError):
f.cmp(b'\x01' * 20, b'irrelevant')
# Nodes should be emitted in order.
gen = f.emitrevisions([node0, node1, node2], revisiondata=True)
rev = next(gen)
self.assertEqual(rev.node, node0)
self.assertEqual(rev.p1node, f.nullid)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertEqual(rev.revision, fulltext0)
self.assertIsNone(rev.delta)
rev = next(gen)
self.assertEqual(rev.node, node1)
self.assertEqual(rev.p1node, node0)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, node0)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x04\x01' + fulltext1,
)
rev = next(gen)
self.assertEqual(rev.node, node2)
self.assertEqual(rev.p1node, node1)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, node1)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x04\x01\x00\x00\x04\x02' + fulltext2,
)
with self.assertRaises(StopIteration):
next(gen)
# Request not in DAG order is reordered to be in DAG order.
gen = f.emitrevisions([node2, node1, node0], revisiondata=True)
rev = next(gen)
self.assertEqual(rev.node, node0)
self.assertEqual(rev.p1node, f.nullid)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertEqual(rev.revision, fulltext0)
self.assertIsNone(rev.delta)
rev = next(gen)
self.assertEqual(rev.node, node1)
self.assertEqual(rev.p1node, node0)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, node0)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x04\x01' + fulltext1,
)
rev = next(gen)
self.assertEqual(rev.node, node2)
self.assertEqual(rev.p1node, node1)
self.assertEqual(rev.p2node, f.nullid)
self.assertIsNone(rev.linknode)
self.assertEqual(rev.basenode, node1)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x04\x01\x00\x00\x04\x02' + fulltext2,
)
with self.assertRaises(StopIteration):
next(gen)
# Unrecognized nodesorder value raises ProgrammingError.
with self.assertRaises(error.ProgrammingError):
list(f.emitrevisions([], nodesorder=b'bad'))
# nodesorder=storage is recognized. But we can't test it thoroughly
# because behavior is storage-dependent.
res = list(
f.emitrevisions([node2, node1, node0], nodesorder=b'storage')
)
self.assertEqual(len(res), 3)
self.assertEqual({o.node for o in res}, {node0, node1, node2})
# nodesorder=nodes forces the order.
gen = f.emitrevisions(
[node2, node0], nodesorder=b'nodes', revisiondata=True
)
rev = next(gen)
self.assertEqual(rev.node, node2)
self.assertEqual(rev.p1node, node1)
self.assertEqual(rev.p2node, f.nullid)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertEqual(rev.revision, fulltext2)
self.assertIsNone(rev.delta)
rev = next(gen)
self.assertEqual(rev.node, node0)
self.assertEqual(rev.p1node, f.nullid)
self.assertEqual(rev.p2node, f.nullid)
# Delta behavior is storage dependent, so we can't easily test it.
with self.assertRaises(StopIteration):
next(gen)
# assumehaveparentrevisions=False (the default) won't send a delta for
# the first revision.
gen = f.emitrevisions({node2, node1}, revisiondata=True)
rev = next(gen)
self.assertEqual(rev.node, node1)
self.assertEqual(rev.p1node, node0)
self.assertEqual(rev.p2node, f.nullid)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertEqual(rev.revision, fulltext1)
self.assertIsNone(rev.delta)
rev = next(gen)
self.assertEqual(rev.node, node2)
self.assertEqual(rev.p1node, node1)
self.assertEqual(rev.p2node, f.nullid)
self.assertEqual(rev.basenode, node1)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x04\x01\x00\x00\x04\x02' + fulltext2,
)
with self.assertRaises(StopIteration):
next(gen)
# assumehaveparentrevisions=True allows delta against initial revision.
gen = f.emitrevisions(
[node2, node1], revisiondata=True, assumehaveparentrevisions=True
)
rev = next(gen)
self.assertEqual(rev.node, node1)
self.assertEqual(rev.p1node, node0)
self.assertEqual(rev.p2node, f.nullid)
self.assertEqual(rev.basenode, node0)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x04\x01' + fulltext1,
)
# forceprevious=True forces a delta against the previous revision.
# Special case for initial revision.
gen = f.emitrevisions(
[node0], revisiondata=True, deltamode=repository.CG_DELTAMODE_PREV
)
rev = next(gen)
self.assertEqual(rev.node, node0)
self.assertEqual(rev.p1node, f.nullid)
self.assertEqual(rev.p2node, f.nullid)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00' + fulltext0,
)
with self.assertRaises(StopIteration):
next(gen)
gen = f.emitrevisions(
[node0, node2],
revisiondata=True,
deltamode=repository.CG_DELTAMODE_PREV,
)
rev = next(gen)
self.assertEqual(rev.node, node0)
self.assertEqual(rev.p1node, f.nullid)
self.assertEqual(rev.p2node, f.nullid)
self.assertEqual(rev.basenode, f.nullid)
self.assertIsNone(rev.baserevisionsize)
self.assertIsNone(rev.revision)
self.assertEqual(
rev.delta,
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00' + fulltext0,
)
rev = next(gen)
self.assertEqual(rev.node, node2)
self.assertEqual(rev.p1node, node1)
self.assertEqual(rev.p2node, f.nullid)
self.assertEqual(rev.basenode, node0)
with self.assertRaises(StopIteration):
next(gen)
def testrenamed(self):
fulltext0 = b'foo'
fulltext1 = b'bar'
fulltext2 = b'baz'
meta1 = {
b'copy': b'source0',
b'copyrev': b'a' * 40,
}
meta2 = {
b'copy': b'source1',
b'copyrev': b'b' * 40,
}
stored1 = b''.join(
[
b'\x01\ncopy: source0\n',
b'copyrev: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n\x01\n',
fulltext1,
]
)
stored2 = b''.join(
[
b'\x01\ncopy: source1\n',
b'copyrev: bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb\n\x01\n',
fulltext2,
]
)
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
node1 = f.add(fulltext1, meta1, tr, 1, node0, f.nullid)
node2 = f.add(fulltext2, meta2, tr, 2, f.nullid, f.nullid)
# Metadata header isn't recognized when parent isn't f.nullid.
self.assertEqual(f.size(1), len(stored1))
self.assertEqual(f.size(2), len(fulltext2))
self.assertEqual(f.revision(node1), stored1)
self.assertEqual(f.rawdata(node1), stored1)
self.assertEqual(f.revision(node2), stored2)
self.assertEqual(f.rawdata(node2), stored2)
self.assertEqual(f.read(node1), fulltext1)
self.assertEqual(f.read(node2), fulltext2)
# Returns False when first parent is set.
self.assertFalse(f.renamed(node1))
self.assertEqual(f.renamed(node2), (b'source1', b'\xbb' * 20))
self.assertTrue(f.cmp(node1, fulltext1))
self.assertTrue(f.cmp(node1, stored1))
self.assertFalse(f.cmp(node2, fulltext2))
self.assertTrue(f.cmp(node2, stored2))
def testmetadataprefix(self):
# Content with metadata prefix has extra prefix inserted in storage.
fulltext0 = b'\x01\nfoo'
stored0 = b'\x01\n\x01\n\x01\nfoo'
fulltext1 = b'\x01\nbar'
meta1 = {
b'copy': b'source0',
b'copyrev': b'b' * 40,
}
stored1 = b''.join(
[
b'\x01\ncopy: source0\n',
b'copyrev: %s\n' % (b'b' * 40),
b'\x01\n\x01\nbar',
]
)
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, {}, tr, 0, f.nullid, f.nullid)
node1 = f.add(fulltext1, meta1, tr, 1, f.nullid, f.nullid)
# TODO this is buggy.
self.assertEqual(f.size(0), len(fulltext0) + 4)
self.assertEqual(f.size(1), len(fulltext1))
self.assertEqual(f.revision(node0), stored0)
self.assertEqual(f.rawdata(node0), stored0)
self.assertEqual(f.revision(node1), stored1)
self.assertEqual(f.rawdata(node1), stored1)
self.assertEqual(f.read(node0), fulltext0)
self.assertEqual(f.read(node1), fulltext1)
self.assertFalse(f.cmp(node0, fulltext0))
self.assertTrue(f.cmp(node0, stored0))
self.assertFalse(f.cmp(node1, fulltext1))
self.assertTrue(f.cmp(node1, stored0))
def testbadnoderead(self):
f = self._makefilefn()
fulltext0 = b'foo\n' * 30
fulltext1 = fulltext0 + b'bar\n'
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
node1 = b'\xaa' * 20
self._addrawrevisionfn(
f, tr, node1, node0, f.nullid, 1, rawtext=fulltext1
)
self.assertEqual(len(f), 2)
self.assertEqual(f.parents(node1), (node0, f.nullid))
# revision() raises since it performs hash verification.
with self.assertRaises(error.StorageError):
f.revision(node1)
# rawdata() still verifies because there are no special storage
# settings.
with self.assertRaises(error.StorageError):
f.rawdata(node1)
# read() behaves like revision().
with self.assertRaises(error.StorageError):
f.read(node1)
# We can't test renamed() here because some backends may not require
# reading/validating the fulltext to return rename metadata.
def testbadnoderevisionraw(self):
# Like above except we test rawdata() first to isolate
# revision caching behavior.
f = self._makefilefn()
fulltext0 = b'foo\n' * 30
fulltext1 = fulltext0 + b'bar\n'
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
node1 = b'\xaa' * 20
self._addrawrevisionfn(
f, tr, node1, node0, f.nullid, 1, rawtext=fulltext1
)
with self.assertRaises(error.StorageError):
f.rawdata(node1)
with self.assertRaises(error.StorageError):
f.rawdata(node1)
def testbadnoderevision(self):
# Like above except we test read() first to isolate revision caching
# behavior.
f = self._makefilefn()
fulltext0 = b'foo\n' * 30
fulltext1 = fulltext0 + b'bar\n'
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
node1 = b'\xaa' * 20
self._addrawrevisionfn(
f, tr, node1, node0, f.nullid, 1, rawtext=fulltext1
)
with self.assertRaises(error.StorageError):
f.read(node1)
with self.assertRaises(error.StorageError):
f.read(node1)
def testbadnodedelta(self):
f = self._makefilefn()
fulltext0 = b'foo\n' * 31
fulltext1 = fulltext0 + b'bar\n'
fulltext2 = fulltext1 + b'baz\n'
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
node1 = b'\xaa' * 20
self._addrawrevisionfn(
f, tr, node1, node0, f.nullid, 1, rawtext=fulltext1
)
with self.assertRaises(error.StorageError):
f.read(node1)
node2 = storageutil.hashrevisionsha1(fulltext2, node1, f.nullid)
with self._maketransactionfn() as tr:
delta = mdiff.textdiff(fulltext1, fulltext2)
self._addrawrevisionfn(
f, tr, node2, node1, f.nullid, 2, delta=(1, delta)
)
self.assertEqual(len(f), 3)
# Assuming a delta is stored, we shouldn't need to validate node1 in
# order to retrieve node2.
self.assertEqual(f.read(node2), fulltext2)
def testcensored(self):
f = self._makefilefn()
stored1 = storageutil.packmeta(
{
b'censored': b'tombstone',
},
b'',
)
with self._maketransactionfn() as tr:
node0 = f.add(b'foo', None, tr, 0, f.nullid, f.nullid)
# The node value doesn't matter since we can't verify it.
node1 = b'\xbb' * 20
self._addrawrevisionfn(
f, tr, node1, node0, f.nullid, 1, stored1, censored=True
)
self.assertTrue(f.iscensored(1))
with self.assertRaises(error.CensoredNodeError):
f.revision(1)
with self.assertRaises(error.CensoredNodeError):
f.rawdata(1)
with self.assertRaises(error.CensoredNodeError):
f.read(1)
def testcensoredrawrevision(self):
# Like above, except we do the rawdata() request first to
# isolate revision caching behavior.
f = self._makefilefn()
stored1 = storageutil.packmeta(
{
b'censored': b'tombstone',
},
b'',
)
with self._maketransactionfn() as tr:
node0 = f.add(b'foo', None, tr, 0, f.nullid, f.nullid)
# The node value doesn't matter since we can't verify it.
node1 = b'\xbb' * 20
self._addrawrevisionfn(
f, tr, node1, node0, f.nullid, 1, stored1, censored=True
)
with self.assertRaises(error.CensoredNodeError):
f.rawdata(1)
class ifilemutationtests(basetestcase):
"""Generic tests for the ifilemutation interface.
All file storage backends that support writing should conform to this
interface.
Use ``makeifilemutationtests()`` to create an instance of this type.
"""
def testaddnoop(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(b'foo', None, tr, 0, f.nullid, f.nullid)
node1 = f.add(b'foo', None, tr, 0, f.nullid, f.nullid)
# Varying by linkrev shouldn't impact hash.
node2 = f.add(b'foo', None, tr, 1, f.nullid, f.nullid)
self.assertEqual(node1, node0)
self.assertEqual(node2, node0)
self.assertEqual(len(f), 1)
def testaddrevisionbadnode(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
# Adding a revision with bad node value fails.
with self.assertRaises(error.StorageError):
f.addrevision(
b'foo', tr, 0, f.nullid, f.nullid, node=b'\x01' * 20
)
def testaddrevisionunknownflag(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
for i in range(15, 0, -1):
if (1 << i) & ~repository.REVISION_FLAGS_KNOWN:
flags = 1 << i
break
with self.assertRaises(error.StorageError):
f.addrevision(b'foo', tr, 0, f.nullid, f.nullid, flags=flags)
def testaddgroupsimple(self):
f = self._makefilefn()
callbackargs = []
def cb(*args, **kwargs):
callbackargs.append((args, kwargs))
def linkmapper(node):
return 0
with self._maketransactionfn() as tr:
nodes = []
def onchangeset(cl, rev):
node = cl.node(rev)
nodes.append(node)
cb(cl, node)
def ondupchangeset(cl, rev):
nodes.append(cl.node(rev))
f.addgroup(
[],
None,
tr,
addrevisioncb=onchangeset,
duplicaterevisioncb=ondupchangeset,
)
self.assertEqual(nodes, [])
self.assertEqual(callbackargs, [])
self.assertEqual(len(f), 0)
fulltext0 = b'foo'
delta0 = mdiff.trivialdiffheader(len(fulltext0)) + fulltext0
with self._maketransactionfn() as tr:
node0 = f.add(fulltext0, None, tr, 0, f.nullid, f.nullid)
f = self._makefilefn()
deltas = [
(node0, f.nullid, f.nullid, f.nullid, f.nullid, delta0, 0, {}),
]
with self._maketransactionfn() as tr:
nodes = []
def onchangeset(cl, rev):
node = cl.node(rev)
nodes.append(node)
cb(cl, node)
def ondupchangeset(cl, rev):
nodes.append(cl.node(rev))
f.addgroup(
deltas,
linkmapper,
tr,
addrevisioncb=onchangeset,
duplicaterevisioncb=ondupchangeset,
)
self.assertEqual(
nodes,
[
b'\x49\xd8\xcb\xb1\x5c\xe2\x57\x92\x04\x47'
b'\x00\x6b\x46\x97\x8b\x7a\xf9\x80\xa9\x79'
],
)
self.assertEqual(len(callbackargs), 1)
self.assertEqual(callbackargs[0][0][1], nodes[0])
self.assertEqual(list(f.revs()), [0])
self.assertEqual(f.rev(nodes[0]), 0)
self.assertEqual(f.node(0), nodes[0])
def testaddgroupmultiple(self):
f = self._makefilefn()
fulltexts = [
b'foo',
b'bar',
b'x' * 1024,
]
nodes = []
with self._maketransactionfn() as tr:
for fulltext in fulltexts:
nodes.append(f.add(fulltext, None, tr, 0, f.nullid, f.nullid))
f = self._makefilefn()
deltas = []
for i, fulltext in enumerate(fulltexts):
delta = mdiff.trivialdiffheader(len(fulltext)) + fulltext
deltas.append(
(nodes[i], f.nullid, f.nullid, f.nullid, f.nullid, delta, 0, {})
)
with self._maketransactionfn() as tr:
newnodes = []
def onchangeset(cl, rev):
newnodes.append(cl.node(rev))
f.addgroup(
deltas,
lambda x: 0,
tr,
addrevisioncb=onchangeset,
duplicaterevisioncb=onchangeset,
)
self.assertEqual(newnodes, nodes)
self.assertEqual(len(f), len(deltas))
self.assertEqual(list(f.revs()), [0, 1, 2])
self.assertEqual(f.rev(nodes[0]), 0)
self.assertEqual(f.rev(nodes[1]), 1)
self.assertEqual(f.rev(nodes[2]), 2)
self.assertEqual(f.node(0), nodes[0])
self.assertEqual(f.node(1), nodes[1])
self.assertEqual(f.node(2), nodes[2])
def testdeltaagainstcensored(self):
# Attempt to apply a delta made against a censored revision.
f = self._makefilefn()
stored1 = storageutil.packmeta(
{
b'censored': b'tombstone',
},
b'',
)
with self._maketransactionfn() as tr:
node0 = f.add(b'foo\n' * 30, None, tr, 0, f.nullid, f.nullid)
# The node value doesn't matter since we can't verify it.
node1 = b'\xbb' * 20
self._addrawrevisionfn(
f, tr, node1, node0, f.nullid, 1, stored1, censored=True
)
delta = mdiff.textdiff(b'bar\n' * 30, (b'bar\n' * 30) + b'baz\n')
deltas = [
(b'\xcc' * 20, node1, f.nullid, b'\x01' * 20, node1, delta, 0, {})
]
with self._maketransactionfn() as tr:
with self.assertRaises(error.CensoredBaseError):
f.addgroup(deltas, lambda x: 0, tr)
def testcensorrevisionbasic(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(b'foo\n' * 30, None, tr, 0, f.nullid, f.nullid)
node1 = f.add(b'foo\n' * 31, None, tr, 1, node0, f.nullid)
node2 = f.add(b'foo\n' * 32, None, tr, 2, node1, f.nullid)
with self._maketransactionfn() as tr:
f.censorrevision(tr, node1)
self.assertEqual(len(f), 3)
self.assertEqual(list(f.revs()), [0, 1, 2])
self.assertEqual(f.read(node0), b'foo\n' * 30)
self.assertEqual(f.read(node2), b'foo\n' * 32)
with self.assertRaises(error.CensoredNodeError):
f.read(node1)
def testgetstrippointnoparents(self):
# N revisions where none have parents.
f = self._makefilefn()
with self._maketransactionfn() as tr:
for rev in range(10):
f.add(b'%d' % rev, None, tr, rev, f.nullid, f.nullid)
for rev in range(10):
self.assertEqual(f.getstrippoint(rev), (rev, set()))
def testgetstrippointlinear(self):
# N revisions in a linear chain.
f = self._makefilefn()
with self._maketransactionfn() as tr:
p1 = f.nullid
for rev in range(10):
f.add(b'%d' % rev, None, tr, rev, p1, f.nullid)
for rev in range(10):
self.assertEqual(f.getstrippoint(rev), (rev, set()))
def testgetstrippointmultipleheads(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(b'0', None, tr, 0, f.nullid, f.nullid)
node1 = f.add(b'1', None, tr, 1, node0, f.nullid)
f.add(b'2', None, tr, 2, node1, f.nullid)
f.add(b'3', None, tr, 3, node0, f.nullid)
f.add(b'4', None, tr, 4, node0, f.nullid)
for rev in range(5):
self.assertEqual(f.getstrippoint(rev), (rev, set()))
def testgetstrippointearlierlinkrevs(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
node0 = f.add(b'0', None, tr, 0, f.nullid, f.nullid)
f.add(b'1', None, tr, 10, node0, f.nullid)
f.add(b'2', None, tr, 5, node0, f.nullid)
self.assertEqual(f.getstrippoint(0), (0, set()))
self.assertEqual(f.getstrippoint(1), (1, set()))
self.assertEqual(f.getstrippoint(2), (1, set()))
self.assertEqual(f.getstrippoint(3), (1, set()))
self.assertEqual(f.getstrippoint(4), (1, set()))
self.assertEqual(f.getstrippoint(5), (1, set()))
self.assertEqual(f.getstrippoint(6), (1, {2}))
self.assertEqual(f.getstrippoint(7), (1, {2}))
self.assertEqual(f.getstrippoint(8), (1, {2}))
self.assertEqual(f.getstrippoint(9), (1, {2}))
self.assertEqual(f.getstrippoint(10), (1, {2}))
self.assertEqual(f.getstrippoint(11), (3, set()))
def teststripempty(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
f.strip(0, tr)
self.assertEqual(len(f), 0)
def teststripall(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
p1 = f.nullid
for rev in range(10):
p1 = f.add(b'%d' % rev, None, tr, rev, p1, f.nullid)
self.assertEqual(len(f), 10)
with self._maketransactionfn() as tr:
f.strip(0, tr)
self.assertEqual(len(f), 0)
def teststrippartial(self):
f = self._makefilefn()
with self._maketransactionfn() as tr:
f.add(b'0', None, tr, 0, f.nullid, f.nullid)
node1 = f.add(b'1', None, tr, 5, f.nullid, f.nullid)
node2 = f.add(b'2', None, tr, 10, f.nullid, f.nullid)
self.assertEqual(len(f), 3)
with self._maketransactionfn() as tr:
f.strip(11, tr)
self.assertEqual(len(f), 3)
with self._maketransactionfn() as tr:
f.strip(10, tr)
self.assertEqual(len(f), 2)
with self.assertRaises(error.LookupError):
f.rev(node2)
with self._maketransactionfn() as tr:
f.strip(6, tr)
self.assertEqual(len(f), 2)
with self._maketransactionfn() as tr:
f.strip(3, tr)
self.assertEqual(len(f), 1)
with self.assertRaises(error.LookupError):
f.rev(node1)
def makeifileindextests(makefilefn, maketransactionfn, addrawrevisionfn):
"""Create a unittest.TestCase class suitable for testing file storage.
``makefilefn`` is a callable which receives the test case as an
argument and returns an object implementing the ``ifilestorage`` interface.
``maketransactionfn`` is a callable which receives the test case as an
argument and returns a transaction object.
``addrawrevisionfn`` is a callable which receives arguments describing a
low-level revision to add. This callable allows the insertion of
potentially bad data into the store in order to facilitate testing.
Returns a type that is a ``unittest.TestCase`` that can be used for
testing the object implementing the file storage interface. Simply
assign the returned value to a module-level attribute and a test loader
should find and run it automatically.
"""
d = {
'_makefilefn': makefilefn,
'_maketransactionfn': maketransactionfn,
'_addrawrevisionfn': addrawrevisionfn,
}
return type('ifileindextests', (ifileindextests,), d)
def makeifiledatatests(makefilefn, maketransactionfn, addrawrevisionfn):
d = {
'_makefilefn': makefilefn,
'_maketransactionfn': maketransactionfn,
'_addrawrevisionfn': addrawrevisionfn,
}
return type('ifiledatatests', (ifiledatatests,), d)
def makeifilemutationtests(makefilefn, maketransactionfn, addrawrevisionfn):
d = {
'_makefilefn': makefilefn,
'_maketransactionfn': maketransactionfn,
'_addrawrevisionfn': addrawrevisionfn,
}
return type('ifilemutationtests', (ifilemutationtests,), d)