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repository: define manifest interfaces...
repository: define manifest interfaces The long march towards declaring interfaces for repository primitives continues. This commit essentially defines interfaces based on the following types: * manifest.manifestdict -> imanifestdict * manifest.manifestlog -> imanifestlog * manifest.memmanifestctx -> imanifestrevisionwritable * manifest.manifestctx -> imanifestrevisionstored * manifest.memtreemanifestctx -> imanifestrevisionwritable * manifest.treemanifestctx -> imanifestrevisionstored * util.dirs -> idirs The interfaces are thoroughly documented. Their documentation is now better than the documentation in manifest.py in many cases. With the exception of util.dirs, classes have been annotated with their interfaces. (I didn't feel like util.dirs needed the proper interface treatment.) Tests have been added demonstrating that all classes and instances conform to their interfaces. This work was much easier than filelogs. That's because Durham did an excellent job formalizing the manifest API a while back. There are still some minor kludges with the interfaces that should probably be addressed. But the primary goal with interface declarations is getting something established. Once we have an interface, we can modify it later easily enough. Differential Revision: https://phab.mercurial-scm.org/D3869

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test-wireproto.py
112 lines | 2.6 KiB | text/x-python | PythonLexer
from __future__ import absolute_import, print_function
import sys
from mercurial import (
error,
pycompat,
ui as uimod,
util,
wireprototypes,
wireprotov1peer,
wireprotov1server,
)
from mercurial.utils import (
stringutil,
)
stringio = util.stringio
class proto(object):
def __init__(self, args):
self.args = args
self.name = 'dummyproto'
def getargs(self, spec):
args = self.args
args.setdefault(b'*', {})
names = spec.split()
return [args[n] for n in names]
def checkperm(self, perm):
pass
wireprototypes.TRANSPORTS['dummyproto'] = {
'transport': 'dummy',
'version': 1,
}
class clientpeer(wireprotov1peer.wirepeer):
def __init__(self, serverrepo, ui):
self.serverrepo = serverrepo
self.ui = ui
def url(self):
return b'test'
def local(self):
return None
def peer(self):
return self
def canpush(self):
return True
def close(self):
pass
def capabilities(self):
return [b'batch']
def _call(self, cmd, **args):
args = pycompat.byteskwargs(args)
res = wireprotov1server.dispatch(self.serverrepo, proto(args), cmd)
if isinstance(res, wireprototypes.bytesresponse):
return res.data
elif isinstance(res, bytes):
return res
else:
raise error.Abort('dummy client does not support response type')
def _callstream(self, cmd, **args):
return stringio(self._call(cmd, **args))
@wireprotov1peer.batchable
def greet(self, name):
f = wireprotov1peer.future()
yield {b'name': mangle(name)}, f
yield unmangle(f.value)
class serverrepo(object):
def greet(self, name):
return b"Hello, " + name
def filtered(self, name):
return self
def mangle(s):
return b''.join(pycompat.bytechr(ord(c) + 1) for c in pycompat.bytestr(s))
def unmangle(s):
return b''.join(pycompat.bytechr(ord(c) - 1) for c in pycompat.bytestr(s))
def greet(repo, proto, name):
return mangle(repo.greet(unmangle(name)))
wireprotov1server.commands[b'greet'] = (greet, b'name')
srv = serverrepo()
clt = clientpeer(srv, uimod.ui())
def printb(data, end=b'\n'):
out = getattr(sys.stdout, 'buffer', sys.stdout)
out.write(data + end)
out.flush()
printb(clt.greet(b"Foobar"))
with clt.commandexecutor() as e:
fgreet1 = e.callcommand(b'greet', {b'name': b'Fo, =;:<o'})
fgreet2 = e.callcommand(b'greet', {b'name': b'Bar'})
printb(stringutil.pprint([f.result() for f in (fgreet1, fgreet2)],
bprefix=True))