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import test_util
import os
import pickle
import unittest
from mercurial import context
from mercurial import extensions
from mercurial import hg
from mercurial import ui
from hgsubversion import svncommands
from hgsubversion import svnmeta
# These test repositories have harmless skew in rebuildmeta for the
# last-pulled-rev because the last rev in svn causes absolutely no
# changes in hg.
expect_youngest_skew = [('file_mixed_with_branches.svndump', False, False),
('file_mixed_with_branches.svndump', True, False),
('unrelatedbranch.svndump', False, False),
('unrelatedbranch.svndump', True, False),
]
def _do_case(self, name, stupid, single):
subdir = test_util.subdir.get(name, '')
layout = 'auto'
if single:
layout = 'single'
repo, repo_path = self.load_and_fetch(name, subdir=subdir, stupid=stupid,
layout=layout)
assert len(self.repo) > 0
wc2_path = self.wc_path + '_clone'
u = ui.ui()
src, dest = test_util.hgclone(u, self.wc_path, wc2_path, update=False)
src = test_util.getlocalpeer(src)
dest = test_util.getlocalpeer(dest)
# insert a wrapper that prevents calling changectx.children()
def failfn(orig, ctx):
self.fail('calling %s is forbidden; it can cause massive slowdowns '
'when rebuilding large repositories' % orig)
origchildren = getattr(context.changectx, 'children')
extensions.wrapfunction(context.changectx, 'children', failfn)
try:
svncommands.rebuildmeta(u, dest,
args=[test_util.fileurl(repo_path +
subdir), ])
finally:
# remove the wrapper
context.changectx.children = origchildren
self._run_assertions(name, stupid, single, src, dest, u)
wc3_path = self.wc_path + '_partial'
src, dest = test_util.hgclone(u,
self.wc_path,
wc3_path,
update=False,
rev=[0])
srcrepo = test_util.getlocalpeer(src)
dest = test_util.getlocalpeer(dest)
# insert a wrapper that prevents calling changectx.children()
extensions.wrapfunction(context.changectx, 'children', failfn)
try:
svncommands.rebuildmeta(u, dest,
args=[test_util.fileurl(repo_path +
subdir), ])
finally:
# remove the wrapper
context.changectx.children = origchildren
dest.pull(src)
# insert a wrapper that prevents calling changectx.children()
extensions.wrapfunction(context.changectx, 'children', failfn)
try:
svncommands.updatemeta(u, dest,
args=[test_util.fileurl(repo_path +
subdir), ])
finally:
# remove the wrapper
context.changectx.children = origchildren
self._run_assertions(name, stupid, single, srcrepo, dest, u)
def _run_assertions(self, name, stupid, single, src, dest, u):
self.assertTrue(os.path.isdir(os.path.join(src.path, 'svn')),
'no .hg/svn directory in the source!')
self.assertTrue(os.path.isdir(os.path.join(dest.path, 'svn')),
'no .hg/svn directory in the destination!')
dest = hg.repository(u, os.path.dirname(dest.path))
for tf in ('lastpulled', 'rev_map', 'uuid', 'tagmap', 'layout', 'subdir',):
stf = os.path.join(src.path, 'svn', tf)
self.assertTrue(os.path.isfile(stf), '%r is missing!' % stf)
dtf = os.path.join(dest.path, 'svn', tf)
self.assertTrue(os.path.isfile(dtf), '%r is missing!' % tf)
old, new = open(stf).read(), open(dtf).read()
if tf == 'lastpulled' and (name,
stupid, single) in expect_youngest_skew:
self.assertNotEqual(old, new,
'rebuildmeta unexpected match on youngest rev!')
continue
self.assertMultiLineEqual(old, new, tf + ' differs')
self.assertEqual(src.branchtags(), dest.branchtags())
srcbi = pickle.load(open(os.path.join(src.path, 'svn', 'branch_info')))
destbi = pickle.load(open(os.path.join(dest.path, 'svn', 'branch_info')))
self.assertEqual(sorted(srcbi.keys()), sorted(destbi.keys()))
revkeys = svnmeta.SVNMeta(dest).revmap.keys()
for branch in destbi:
srcinfo = srcbi[branch]
destinfo = destbi[branch]
if srcinfo[:2] == (None, 0) or destinfo[:2] == (None, 0):
self.assertTrue(srcinfo[2] <= destinfo[2],
'Latest revision for %s decreased from %d to %d!'
% (branch or 'default', srcinfo[2], destinfo[2]))
self.assertEqual(srcinfo[0], destinfo[0])
else:
pr = sorted(filter(lambda x: x[1] == srcinfo[0] and x[0] <= srcinfo[1],
revkeys), reverse=True)[0][0]
self.assertEqual(pr, destinfo[1])
self.assertEqual(srcinfo[2], destinfo[2])
def buildmethod(case, name, stupid, single):
m = lambda self: self._do_case(case, stupid, single)
m.__name__ = name
m.__doc__ = ('Test rebuildmeta on %s with %s replay. (%s)' %
(case,
(stupid and 'stupid') or 'real',
(single and 'single') or 'standard',
)
)
return m
skip = set([
'project_root_not_repo_root.svndump',
'corrupt.svndump',
])
attrs = {'_do_case': _do_case,
'_run_assertions': _run_assertions,
}
for case in [f for f in os.listdir(test_util.FIXTURES) if f.endswith('.svndump')]:
# this fixture results in an empty repository, don't use it
if case in skip:
continue
bname = 'test_' + case[:-len('.svndump')]
attrs[bname] = buildmethod(case, bname, False, False)
name = bname + '_stupid'
attrs[name] = buildmethod(case, name, True, False)
name = bname + '_single'
attrs[name] = buildmethod(case, name, False, True)
RebuildMetaTests = type('RebuildMetaTests', (test_util.TestBase,), attrs)
def suite():
all_tests = [unittest.TestLoader().loadTestsFromTestCase(RebuildMetaTests),
]
return unittest.TestSuite(all_tests)
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