GitPython/git/test/test_remote.py at master · githubdelegate/GitPython · GitHub

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# test_remote.py

# This module is part of GitPython and is released under

# the BSD License: http://www.opensource.org/licenses/bsd-license.php

from git.test.lib import (

TestBase,

with_rw_repo,

with_rw_and_rw_remote_repo,

fixture,

GIT_DAEMON_PORT

)

from git import (

RemoteProgress,

FetchInfo,

Reference,

SymbolicReference,

Head,

Commit,

PushInfo,

RemoteReference,

TagReference,

Remote,

GitCommandError

)

from git.util import IterableList

from git.compat import string_types

import tempfile

import shutil

import os

import random

# assure we have repeatable results

random.seed(0)

class TestRemoteProgress(RemoteProgress):

__slots__ = ("_seen_lines", "_stages_per_op", '_num_progress_messages')

def __init__(self):

super(TestRemoteProgress, self).__init__()

self._seen_lines = list()

self._stages_per_op = dict()

self._num_progress_messages = 0

def _parse_progress_line(self, line):

# we may remove the line later if it is dropped

# Keep it for debugging

self._seen_lines.append(line)

rval = super(TestRemoteProgress, self)._parse_progress_line(line)

assert len(line) > 1, "line %r too short" % line

return rval

def line_dropped(self, line):

try:

self._seen_lines.remove(line)

except ValueError:

pass

def update(self, op_code, cur_count, max_count=None, message=''):

# check each stage only comes once

op_id = op_code & self.OP_MASK

assert op_id in (self.COUNTING, self.COMPRESSING, self.WRITING)

self._stages_per_op.setdefault(op_id, 0)

self._stages_per_op[op_id] = self._stages_per_op[op_id] | (op_code & self.STAGE_MASK)

if op_code & (self.WRITING | self.END) == (self.WRITING | self.END):

assert message

# END check we get message

self._num_progress_messages += 1

def make_assertion(self):

# we don't always receive messages

if not self._seen_lines:

return

# sometimes objects are not compressed which is okay

assert len(self._seen_ops) in (2, 3)

assert self._stages_per_op

# must have seen all stages

for op, stages in self._stages_per_op.items():

assert stages & self.STAGE_MASK == self.STAGE_MASK

# END for each op/stage

def assert_received_message(self):

assert self._num_progress_messages

class TestRemote(TestBase):

def _print_fetchhead(self, repo):

fp = open(os.path.join(repo.git_dir, "FETCH_HEAD"))

fp.close()

def _do_test_fetch_result(self, results, remote):

# self._print_fetchhead(remote.repo)

assert len(results) > 0 and isinstance(results[0], FetchInfo)

for info in results:

assert isinstance(info.note, string_types)

if isinstance(info.ref, Reference):

assert info.flags != 0

# END reference type flags handling

assert isinstance(info.ref, (SymbolicReference, Reference))

if info.flags & (info.FORCED_UPDATE | info.FAST_FORWARD):

assert isinstance(info.old_commit, Commit)

else:

assert info.old_commit is None

# END forced update checking

# END for each info

def _do_test_push_result(self, results, remote):

assert len(results) > 0 and isinstance(results[0], PushInfo)

for info in results:

assert info.flags

assert isinstance(info.summary, string_types)

if info.old_commit is not None:

assert isinstance(info.old_commit, Commit)

if info.flags & info.ERROR:

has_one = False

for bitflag in (info.REJECTED, info.REMOTE_REJECTED, info.REMOTE_FAILURE):

has_one |= bool(info.flags & bitflag)

# END for each bitflag

assert has_one

else:

# there must be a remote commit

if info.flags & info.DELETED == 0:

assert isinstance(info.local_ref, Reference)

else:

assert info.local_ref is None

assert type(info.remote_ref) in (TagReference, RemoteReference)

# END error checking

# END for each info

def _do_test_fetch_info(self, repo):

self.failUnlessRaises(ValueError, FetchInfo._from_line, repo, "nonsense", '')

self.failUnlessRaises(

ValueError, FetchInfo._from_line, repo, "? [up to date] 0.1.7RC -> origin/0.1.7RC", '')

def _commit_random_file(self, repo):

# Create a file with a random name and random data and commit it to repo.

# Return the commited absolute file path

index = repo.index

new_file = self._make_file(os.path.basename(tempfile.mktemp()), str(random.random()), repo)

index.add([new_file])

index.commit("Committing %s" % new_file)

return new_file

def _do_test_fetch(self, remote, rw_repo, remote_repo):

# specialized fetch testing to de-clutter the main test

self._do_test_fetch_info(rw_repo)

def fetch_and_test(remote, **kwargs):

progress = TestRemoteProgress()

kwargs['progress'] = progress

res = remote.fetch(**kwargs)

progress.make_assertion()

self._do_test_fetch_result(res, remote)

return res

# END fetch and check

def get_info(res, remote, name):

return res["%s/%s" % (remote, name)]

# put remote head to master as it is guaranteed to exist

remote_repo.head.reference = remote_repo.heads.master

res = fetch_and_test(remote)

# all up to date

for info in res:

assert info.flags & info.HEAD_UPTODATE

# rewind remote head to trigger rejection

# index must be false as remote is a bare repo

rhead = remote_repo.head

remote_commit = rhead.commit

rhead.reset("HEAD~2", index=False)

res = fetch_and_test(remote)

mkey = "%s/%s" % (remote, 'master')

master_info = res[mkey]

assert master_info.flags & FetchInfo.FORCED_UPDATE and master_info.note is not None

# normal fast forward - set head back to previous one

rhead.commit = remote_commit

res = fetch_and_test(remote)

assert res[mkey].flags & FetchInfo.FAST_FORWARD

# new remote branch

new_remote_branch = Head.create(remote_repo, "new_branch")

res = fetch_and_test(remote)

new_branch_info = get_info(res, remote, new_remote_branch)

assert new_branch_info.flags & FetchInfo.NEW_HEAD

# remote branch rename ( causes creation of a new one locally )

new_remote_branch.rename("other_branch_name")

res = fetch_and_test(remote)

other_branch_info = get_info(res, remote, new_remote_branch)

assert other_branch_info.ref.commit == new_branch_info.ref.commit

# remove new branch

Head.delete(new_remote_branch.repo, new_remote_branch)

res = fetch_and_test(remote)

# deleted remote will not be fetched

self.failUnlessRaises(IndexError, get_info, res, remote, new_remote_branch)

# prune stale tracking branches

stale_refs = remote.stale_refs

assert len(stale_refs) == 2 and isinstance(stale_refs[0], RemoteReference)

RemoteReference.delete(rw_repo, *stale_refs)

# test single branch fetch with refspec including target remote

res = fetch_and_test(remote, refspec="master:refs/remotes/%s/master" % remote)

assert len(res) == 1 and get_info(res, remote, 'master')

# ... with respec and no target

res = fetch_and_test(remote, refspec='master')

assert len(res) == 1

# ... multiple refspecs ... works, but git command returns with error if one ref is wrong without

# doing anything. This is new in later binaries

# res = fetch_and_test(remote, refspec=['master', 'fred'])

# assert len(res) == 1

# add new tag reference

rtag = TagReference.create(remote_repo, "1.0-RV_hello.there")

res = fetch_and_test(remote, tags=True)

tinfo = res[str(rtag)]

assert isinstance(tinfo.ref, TagReference) and tinfo.ref.commit == rtag.commit

assert tinfo.flags & tinfo.NEW_TAG

# adjust tag commit

Reference.set_object(rtag, rhead.commit.parents[0].parents[0])

res = fetch_and_test(remote, tags=True)

tinfo = res[str(rtag)]

assert tinfo.commit == rtag.commit

assert tinfo.flags & tinfo.TAG_UPDATE

# delete remote tag - local one will stay

TagReference.delete(remote_repo, rtag)

res = fetch_and_test(remote, tags=True)

self.failUnlessRaises(IndexError, get_info, res, remote, str(rtag))

# provoke to receive actual objects to see what kind of output we have to

# expect. For that we need a remote transport protocol

# Create a new UN-shared repo and fetch into it after we pushed a change

# to the shared repo

other_repo_dir = tempfile.mktemp("other_repo")

# must clone with a local path for the repo implementation not to freak out

# as it wants local paths only ( which I can understand )

other_repo = remote_repo.clone(other_repo_dir, shared=False)

remote_repo_url = "git://localhost:%s%s" % (GIT_DAEMON_PORT, remote_repo.git_dir)

# put origin to git-url

other_origin = other_repo.remotes.origin

other_origin.config_writer.set("url", remote_repo_url)

# it automatically creates alternates as remote_repo is shared as well.

# It will use the transport though and ignore alternates when fetching

# assert not other_repo.alternates # this would fail

# assure we are in the right state

rw_repo.head.reset(remote.refs.master, working_tree=True)

try:

self._commit_random_file(rw_repo)

remote.push(rw_repo.head.reference)

# here I would expect to see remote-information about packing

# objects and so on. Unfortunately, this does not happen

# if we are redirecting the output - git explicitly checks for this

# and only provides progress information to ttys

res = fetch_and_test(other_origin)

finally:

shutil.rmtree(other_repo_dir)

# END test and cleanup

def _assert_push_and_pull(self, remote, rw_repo, remote_repo):

# push our changes

lhead = rw_repo.head

# assure we are on master and it is checked out where the remote is

try:

lhead.reference = rw_repo.heads.master

except AttributeError:

# if the author is on a non-master branch, the clones might not have

# a local master yet. We simply create it

lhead.reference = rw_repo.create_head('master')

# END master handling

lhead.reset(remote.refs.master, working_tree=True)

# push without spec should fail ( without further configuration )

# well, works nicely

# self.failUnlessRaises(GitCommandError, remote.push)

# simple file push

self._commit_random_file(rw_repo)

progress = TestRemoteProgress()

res = remote.push(lhead.reference, progress)

assert isinstance(res, IterableList)

self._do_test_push_result(res, remote)

progress.make_assertion()

# rejected - undo last commit

lhead.reset("HEAD~1")

res = remote.push(lhead.reference)

assert res[0].flags & PushInfo.ERROR

assert res[0].flags & PushInfo.REJECTED

self._do_test_push_result(res, remote)

# force rejected pull

res = remote.push('+%s' % lhead.reference)

assert res[0].flags & PushInfo.ERROR == 0

assert res[0].flags & PushInfo.FORCED_UPDATE

self._do_test_push_result(res, remote)

# invalid refspec

self.failUnlessRaises(GitCommandError, remote.push, "hellothere")

# push new tags

progress = TestRemoteProgress()

to_be_updated = "my_tag.1.0RV"

new_tag = TagReference.create(rw_repo, to_be_updated)

other_tag = TagReference.create(rw_repo, "my_obj_tag.2.1aRV", message="my message")

res = remote.push(progress=progress, tags=True)

assert res[-1].flags & PushInfo.NEW_TAG

progress.make_assertion()

self._do_test_push_result(res, remote)

# update push new tags

# Rejection is default

new_tag = TagReference.create(rw_repo, to_be_updated, ref='HEAD~1', force=True)

res = remote.push(tags=True)

self._do_test_push_result(res, remote)

assert res[-1].flags & PushInfo.REJECTED and res[-1].flags & PushInfo.ERROR

# push force this tag

res = remote.push("+%s" % new_tag.path)

assert res[-1].flags & PushInfo.ERROR == 0 and res[-1].flags & PushInfo.FORCED_UPDATE

# delete tag - have to do it using refspec

res = remote.push(":%s" % new_tag.path)

self._do_test_push_result(res, remote)

assert res[0].flags & PushInfo.DELETED

# Currently progress is not properly transferred, especially not using

# the git daemon

# progress.assert_received_message()

# push new branch

new_head = Head.create(rw_repo, "my_new_branch")

progress = TestRemoteProgress()

res = remote.push(new_head, progress)

assert len(res) > 0

assert res[0].flags & PushInfo.NEW_HEAD

progress.make_assertion()

self._do_test_push_result(res, remote)

# delete new branch on the remote end and locally

res = remote.push(":%s" % new_head.path)

self._do_test_push_result(res, remote)

Head.delete(rw_repo, new_head)

assert res[-1].flags & PushInfo.DELETED

# --all

res = remote.push(all=True)

self._do_test_push_result(res, remote)

remote.pull('master')

# cleanup - delete created tags and branches as we are in an innerloop on

# the same repository

TagReference.delete(rw_repo, new_tag, other_tag)

remote.push(":%s" % other_tag.path)

@with_rw_and_rw_remote_repo('0.1.6')

def test_base(self, rw_repo, remote_repo):

num_remotes = 0

remote_set = set()

ran_fetch_test = False

for remote in rw_repo.remotes:

num_remotes += 1

assert remote == remote

assert str(remote) != repr(remote)

remote_set.add(remote)

remote_set.add(remote) # should already exist

# REFS

refs = remote.refs

assert refs

for ref in refs:

assert ref.remote_name == remote.name

assert ref.remote_head

# END for each ref

# OPTIONS

# cannot use 'fetch' key anymore as it is now a method

for opt in ("url", ):

val = getattr(remote, opt)

reader = remote.config_reader

assert reader.get(opt) == val

assert reader.get_value(opt, None) == val

# unable to write with a reader

self.failUnlessRaises(IOError, reader.set, opt, "test")

# change value

writer = remote.config_writer

new_val = "myval"

writer.set(opt, new_val)

assert writer.get(opt) == new_val

writer.set(opt, val)

assert writer.get(opt) == val

del(writer)

assert getattr(remote, opt) == val

# END for each default option key

# RENAME

other_name = "totally_other_name"

prev_name = remote.name

assert remote.rename(other_name) == remote

assert prev_name != remote.name

# multiple times

for time in range(2):

assert remote.rename(prev_name).name == prev_name

# END for each rename ( back to prev_name )

# PUSH/PULL TESTING

self._assert_push_and_pull(remote, rw_repo, remote_repo)

# FETCH TESTING

# Only for remotes - local cases are the same or less complicated

# as additional progress information will never be emitted

if remote.name == "daemon_origin":

self._do_test_fetch(remote, rw_repo, remote_repo)

ran_fetch_test = True

# END fetch test

remote.update()

# END for each remote

assert ran_fetch_test

assert num_remotes

assert num_remotes == len(remote_set)

origin = rw_repo.remote('origin')

assert origin == rw_repo.remotes.origin

# Verify we can handle prunes when fetching

# stderr lines look like this: x [deleted] (none) -> origin/experiment-2012

# These should just be skipped

# If we don't have a manual checkout, we can't actually assume there are any non-master branches

remote_repo.create_head("myone_for_deletion")

# Get the branch - to be pruned later

origin.fetch()

num_deleted = False

for branch in remote_repo.heads:

if branch.name != 'master':

branch.delete(remote_repo, branch, force=True)

num_deleted += 1

# end

# end for each branch

assert num_deleted > 0

assert len(rw_repo.remotes.origin.fetch(prune=True)) == 1, "deleted everything but master"

@with_rw_repo('HEAD', bare=True)

def test_creation_and_removal(self, bare_rw_repo):

new_name = "test_new_one"

arg_list = (new_name, "git@server:hello.git")

remote = Remote.create(bare_rw_repo, *arg_list)

assert remote.name == "test_new_one"

assert remote in bare_rw_repo.remotes

assert remote.exists()

# create same one again

self.failUnlessRaises(GitCommandError, Remote.create, bare_rw_repo, *arg_list)

Remote.remove(bare_rw_repo, new_name)

assert remote.exists() # We still have a cache that doesn't know we were deleted by name

remote._clear_cache()

assert not remote.exists() # Cache should be renewed now. This is an issue ...

for remote in bare_rw_repo.remotes:

if remote.name == new_name:

raise AssertionError("Remote removal failed")

# END if deleted remote matches existing remote's name

# END for each remote

# Issue #262 - the next call would fail if bug wasn't fixed

bare_rw_repo.create_remote('bogus', '/bogus/path', mirror='push')

def test_fetch_info(self):

# assure we can handle remote-tracking branches

fetch_info_line_fmt = "c437ee5deb8d00cf02f03720693e4c802e99f390 not-for-merge %s '0.3' of "

fetch_info_line_fmt += "git://github.com/gitpython-developers/GitPython"

remote_info_line_fmt = "* [new branch] nomatter -> %s"

fi = FetchInfo._from_line(self.rorepo,

remote_info_line_fmt % "local/master",

fetch_info_line_fmt % 'remote-tracking branch')

assert not fi.ref.is_valid()

assert fi.ref.name == "local/master"

# handles non-default refspecs: One can specify a different path in refs/remotes

# or a special path just in refs/something for instance

fi = FetchInfo._from_line(self.rorepo,

remote_info_line_fmt % "subdir/tagname",

fetch_info_line_fmt % 'tag')

assert isinstance(fi.ref, TagReference)

assert fi.ref.path.startswith('refs/tags')

# it could be in a remote direcftory though

fi = FetchInfo._from_line(self.rorepo,

remote_info_line_fmt % "remotename/tags/tagname",

fetch_info_line_fmt % 'tag')

assert isinstance(fi.ref, TagReference)

assert fi.ref.path.startswith('refs/remotes/')

# it can also be anywhere !

tag_path = "refs/something/remotename/tags/tagname"

fi = FetchInfo._from_line(self.rorepo,

remote_info_line_fmt % tag_path,

fetch_info_line_fmt % 'tag')

assert isinstance(fi.ref, TagReference)

assert fi.ref.path == tag_path

# branches default to refs/remotes

fi = FetchInfo._from_line(self.rorepo,

remote_info_line_fmt % "remotename/branch",

fetch_info_line_fmt % 'branch')

assert isinstance(fi.ref, RemoteReference)

assert fi.ref.remote_name == 'remotename'

# but you can force it anywhere, in which case we only have a references

fi = FetchInfo._from_line(self.rorepo,

remote_info_line_fmt % "refs/something/branch",

fetch_info_line_fmt % 'branch')

assert type(fi.ref) is Reference

assert fi.ref.path == "refs/something/branch"

def test_uncommon_branch_names(self):

stderr_lines = fixture('uncommon_branch_prefix_stderr').decode('ascii').splitlines()

fetch_lines = fixture('uncommon_branch_prefix_FETCH_HEAD').decode('ascii').splitlines()

# The contents of the files above must be fetched with a custom refspec:

# +refs/pull/*:refs/heads/pull/*

res = [FetchInfo._from_line('ShouldntMatterRepo', stderr, fetch_line)

for stderr, fetch_line in zip(stderr_lines, fetch_lines)]

assert len(res)

assert res[0].remote_ref_path == 'refs/pull/1/head'

assert res[0].ref.path == 'refs/heads/pull/1/head'

assert isinstance(res[0].ref, Head)

GitPython/git/test/test_remote.py at master · githubdelegate/GitPython · GitHub

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