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# Copyright 2010-2026 The pygit2 contributors
#
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2,
# as published by the Free Software Foundation.
#
# In addition to the permissions in the GNU General Public License,
# the authors give you unlimited permission to link the compiled
# version of this file into combinations with other programs,
# and to distribute those combinations without any restriction
# coming from the use of this file. (The General Public License
# restrictions do apply in other respects; for example, they cover
# modification of the file, and distribution when not linked into
# a combined executable.)
#
# This file is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING. If not, write to
# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.
import sys
from collections.abc import Generator
from pathlib import Path
import pytest
import pygit2
from pygit2 import Remote, RemoteCallbacks, Repository
from pygit2.ffi import ffi
from pygit2.remotes import PushUpdate, TransferProgress
from . import utils
REMOTE_NAME = 'origin'
REMOTE_URL = 'https://github.com/libgit2/pygit2.git'
REMOTE_FETCHSPEC_SRC = 'refs/heads/*'
REMOTE_FETCHSPEC_DST = 'refs/remotes/origin/*'
REMOTE_REPO_OBJECTS = 30
REMOTE_FETCHTEST_FETCHSPECS = ['refs/tags/v1.13.2']
REMOTE_REPO_FETCH_ALL_OBJECTS = 13276
REMOTE_REPO_FETCH_HEAD_COMMIT_OBJECTS = 238
ORIGIN_REFSPEC = '+refs/heads/*:refs/remotes/origin/*'
def test_remote_create(testrepo: Repository) -> None:
name = 'upstream'
url = 'https://github.com/libgit2/pygit2.git'
remote = testrepo.remotes.create(name, url)
assert type(remote) is pygit2.Remote
assert name == remote.name
assert url == remote.url
assert remote.push_url is None
with pytest.raises(ValueError):
testrepo.remotes.create(*(name, url))
def test_remote_create_with_refspec(testrepo: Repository) -> None:
name = 'upstream'
url = 'https://github.com/libgit2/pygit2.git'
fetch = '+refs/*:refs/*'
remote = testrepo.remotes.create(name, url, fetch)
assert type(remote) is pygit2.Remote
assert name == remote.name
assert url == remote.url
assert [fetch] == remote.fetch_refspecs
assert remote.push_url is None
def test_remote_create_anonymous(testrepo: Repository) -> None:
url = 'https://github.com/libgit2/pygit2.git'
remote = testrepo.remotes.create_anonymous(url)
assert remote.name is None
assert url == remote.url
assert remote.push_url is None
assert [] == remote.fetch_refspecs
assert [] == remote.push_refspecs
def test_remote_delete(testrepo: Repository) -> None:
name = 'upstream'
url = 'https://github.com/libgit2/pygit2.git'
testrepo.remotes.create(name, url)
assert 2 == len(testrepo.remotes)
remote = testrepo.remotes[1]
assert name == remote.name
testrepo.remotes.delete(remote.name)
assert 1 == len(testrepo.remotes)
def test_remote_rename(testrepo: Repository) -> None:
remote = testrepo.remotes[0]
assert REMOTE_NAME == remote.name
problems = testrepo.remotes.rename(remote.name, 'new')
assert [] == problems
assert 'new' != remote.name
with pytest.raises(ValueError):
testrepo.remotes.rename('', '')
with pytest.raises(ValueError):
testrepo.remotes.rename(None, None) # type: ignore
def test_remote_set_url(testrepo: Repository) -> None:
remote = testrepo.remotes['origin']
assert REMOTE_URL == remote.url
new_url = 'https://github.com/cholin/pygit2.git'
testrepo.remotes.set_url('origin', new_url)
remote = testrepo.remotes['origin']
assert new_url == remote.url
with pytest.raises(ValueError):
testrepo.remotes.set_url('origin', '')
testrepo.remotes.set_push_url('origin', new_url)
remote = testrepo.remotes['origin']
assert new_url == remote.push_url
with pytest.raises(ValueError):
testrepo.remotes.set_push_url('origin', '')
def test_refspec(testrepo: Repository) -> None:
remote = testrepo.remotes['origin']
assert remote.refspec_count == 1
refspec = remote.get_refspec(0)
assert refspec.src == REMOTE_FETCHSPEC_SRC
assert refspec.dst == REMOTE_FETCHSPEC_DST
assert refspec.force is True
assert ORIGIN_REFSPEC == refspec.string
assert list is type(remote.fetch_refspecs)
assert 1 == len(remote.fetch_refspecs)
assert ORIGIN_REFSPEC == remote.fetch_refspecs[0]
assert refspec.src_matches('refs/heads/master')
assert refspec.dst_matches('refs/remotes/origin/master')
assert 'refs/remotes/origin/master' == refspec.transform('refs/heads/master')
assert 'refs/heads/master' == refspec.rtransform('refs/remotes/origin/master')
assert list is type(remote.push_refspecs)
assert 0 == len(remote.push_refspecs)
push_specs = remote.push_refspecs
assert list is type(push_specs)
assert 0 == len(push_specs)
testrepo.remotes.add_fetch('origin', '+refs/test/*:refs/test/remotes/*')
remote = testrepo.remotes['origin']
fetch_specs = remote.fetch_refspecs
assert list is type(fetch_specs)
assert 2 == len(fetch_specs)
assert [
'+refs/heads/*:refs/remotes/origin/*',
'+refs/test/*:refs/test/remotes/*',
] == fetch_specs
testrepo.remotes.add_push('origin', '+refs/test/*:refs/test/remotes/*')
with pytest.raises(TypeError):
testrepo.remotes.add_fetch(['+refs/*:refs/*', 5]) # type: ignore
remote = testrepo.remotes['origin']
assert ['+refs/test/*:refs/test/remotes/*'] == remote.push_refspecs
def test_remote_list(testrepo: Repository) -> None:
assert 1 == len(testrepo.remotes)
remote = testrepo.remotes[0]
assert REMOTE_NAME == remote.name
assert REMOTE_URL == remote.url
name = 'upstream'
url = 'https://github.com/libgit2/pygit2.git'
remote = testrepo.remotes.create(name, url)
assert remote.name in testrepo.remotes.names()
assert remote.name in [x.name for x in testrepo.remotes]
@utils.requires_network
def test_list_heads(testrepo: Repository) -> None:
assert 1 == len(testrepo.remotes)
remote = testrepo.remotes[0]
refs = remote.list_heads()
assert refs
# Check that a known ref is returned.
assert next(iter(r for r in refs if r.name == 'refs/tags/v0.28.2'))
@utils.requires_network
def test_list_heads_without_implicit_connect(testrepo: Repository) -> None:
assert 1 == len(testrepo.remotes)
remote = testrepo.remotes[0]
with pytest.raises(pygit2.GitError, match='this remote has never connected'):
remote.list_heads(connect=False)
remote.connect()
refs = remote.list_heads(connect=False)
assert refs
# Check that a known ref is returned.
assert next(iter(r for r in refs if r.name == 'refs/tags/v0.28.2'))
def test_remote_collection(testrepo: Repository) -> None:
remote = testrepo.remotes['origin']
assert REMOTE_NAME == remote.name
assert REMOTE_URL == remote.url
with pytest.raises(KeyError):
testrepo.remotes['upstream']
name = 'upstream'
url = 'https://github.com/libgit2/pygit2.git'
remote = testrepo.remotes.create(name, url)
assert remote.name in testrepo.remotes.names()
assert remote.name in [x.name for x in testrepo.remotes]
@utils.requires_refcount
def test_remote_refcount(testrepo: Repository) -> None:
start = sys.getrefcount(testrepo)
remote = testrepo.remotes[0]
del remote
end = sys.getrefcount(testrepo)
assert start == end
def test_fetch(emptyrepo: Repository) -> None:
remote = emptyrepo.remotes[0]
stats = remote.fetch()
assert stats.received_bytes > 2700
assert stats.received_bytes < 3100
assert stats.indexed_objects == REMOTE_REPO_OBJECTS
assert stats.received_objects == REMOTE_REPO_OBJECTS
@utils.requires_network
def test_fetch_depth_zero(testrepo: Repository) -> None:
remote = testrepo.remotes[0]
stats = remote.fetch(REMOTE_FETCHTEST_FETCHSPECS, depth=0)
assert stats.indexed_objects == REMOTE_REPO_FETCH_ALL_OBJECTS
assert stats.received_objects == REMOTE_REPO_FETCH_ALL_OBJECTS
@utils.requires_network
def test_fetch_depth_one(testrepo: Repository) -> None:
remote = testrepo.remotes[0]
stats = remote.fetch(REMOTE_FETCHTEST_FETCHSPECS, depth=1)
assert stats.indexed_objects == REMOTE_REPO_FETCH_HEAD_COMMIT_OBJECTS
assert stats.received_objects == REMOTE_REPO_FETCH_HEAD_COMMIT_OBJECTS
def test_transfer_progress(emptyrepo: Repository) -> None:
class MyCallbacks(pygit2.RemoteCallbacks):
def transfer_progress(self, stats: TransferProgress) -> None:
self.tp = stats
callbacks = MyCallbacks()
remote = emptyrepo.remotes[0]
stats = remote.fetch(callbacks=callbacks)
assert stats.received_bytes == callbacks.tp.received_bytes
assert stats.indexed_objects == callbacks.tp.indexed_objects
assert stats.received_objects == callbacks.tp.received_objects
def test_update_tips(emptyrepo: Repository) -> None:
remote = emptyrepo.remotes[0]
tips = [
(
'refs/remotes/origin/master',
pygit2.Oid(hex='0' * 40),
pygit2.Oid(hex='784855caf26449a1914d2cf62d12b9374d76ae78'),
),
(
'refs/tags/root',
pygit2.Oid(hex='0' * 40),
pygit2.Oid(hex='3d2962987c695a29f1f80b6c3aa4ec046ef44369'),
),
]
class MyCallbacks(pygit2.RemoteCallbacks):
tips: list[tuple[str, pygit2.Oid, pygit2.Oid]]
def __init__(self, tips: list[tuple[str, pygit2.Oid, pygit2.Oid]]) -> None:
self.tips = tips
self.i = 0
def update_tips(self, name: str, old: pygit2.Oid, new: pygit2.Oid) -> None:
assert self.tips[self.i] == (name, old, new)
self.i += 1
callbacks = MyCallbacks(tips)
remote.fetch(callbacks=callbacks)
assert callbacks.i > 0
@utils.requires_network
def test_list_heads_certificate_check() -> None:
url = 'https://github.com/pygit2/empty.git'
class MyCallbacks(pygit2.RemoteCallbacks):
def __init__(self) -> None:
self.i = 0
def certificate_check(
self, certificate: None, valid: bool, host: str | bytes
) -> bool:
self.i += 1
assert certificate is None
assert valid is True
assert host == b'github.com'
return True
# We create an in-memory repository
git = pygit2.Repository()
remote = git.remotes.create_anonymous(url)
callbacks = MyCallbacks()
refs = remote.list_heads(callbacks=callbacks)
# Sanity check that we indeed got some refs.
assert len(refs) > 0
# Make sure our certificate_check callback triggered.
assert callbacks.i > 0
@pytest.fixture
def origin(tmp_path: Path) -> Generator[Repository, None, None]:
with utils.TemporaryRepository('barerepo.zip', tmp_path) as path:
yield pygit2.Repository(path)
@pytest.fixture
def clone(tmp_path: Path) -> Generator[Repository, None, None]:
clone = tmp_path / 'clone'
clone.mkdir()
with utils.TemporaryRepository('barerepo.zip', clone) as path:
yield pygit2.Repository(path)
@pytest.fixture
def remote(origin: Repository, clone: Repository) -> Generator[Remote, None, None]:
yield clone.remotes.create('origin', origin.path)
def test_push_fast_forward_commits_to_remote_succeeds(
origin: Repository, clone: Repository, remote: Remote
) -> None:
tip = clone[clone.head.target]
oid = clone.create_commit(
'refs/heads/master',
tip.author,
tip.author,
'empty commit',
tip.tree.id,
[tip.id],
)
remote.push(['refs/heads/master'])
assert origin[origin.head.target].id == oid
def test_push_when_up_to_date_succeeds(
origin: Repository, clone: Repository, remote: Remote
) -> None:
remote.push(['refs/heads/master'])
origin_tip = origin[origin.head.target].id
clone_tip = clone[clone.head.target].id
assert origin_tip == clone_tip
def test_push_transfer_progress(
origin: Repository, clone: Repository, remote: Remote
) -> None:
tip = clone[clone.head.target]
new_tip_id = clone.create_commit(
'refs/heads/master',
tip.author,
tip.author,
'empty commit',
tip.tree.id,
[tip.id],
)
# NOTE: We're currently not testing bytes_pushed due to a bug in libgit2
# 1.9.0: it passes a junk value for bytes_pushed when pushing to a remote
# on the local filesystem, as is the case in this unit test. (When pushing
# to a remote over the network, the value is correct.)
class MyCallbacks(pygit2.RemoteCallbacks):
def push_transfer_progress(
self, objects_pushed: int, total_objects: int, bytes_pushed: int
) -> None:
self.objects_pushed = objects_pushed
self.total_objects = total_objects
assert origin.branches['master'].target == tip.id
callbacks = MyCallbacks()
remote.push(['refs/heads/master'], callbacks=callbacks)
assert callbacks.objects_pushed == 1
assert callbacks.total_objects == 1
assert origin.branches['master'].target == new_tip_id
@pytest.mark.parametrize('reject_from', ['push_transfer_progress', 'push_negotiation'])
def test_push_interrupted_from_callbacks(
origin: Repository, clone: Repository, remote: Remote, reject_from: str
) -> None:
reject_message = 'retreat! retreat!'
tip = clone[clone.head.target]
clone.create_commit(
'refs/heads/master',
tip.author,
tip.author,
'empty commit',
tip.tree.id,
[tip.id],
)
class MyCallbacks(pygit2.RemoteCallbacks):
def push_negotiation(self, updates: list[PushUpdate]) -> None:
if reject_from == 'push_negotiation':
raise InterruptedError(reject_message)
def push_transfer_progress(
self, objects_pushed: int, total_objects: int, bytes_pushed: int
) -> None:
if reject_from == 'push_transfer_progress':
raise InterruptedError(reject_message)
assert origin.branches['master'].target == tip.id
callbacks = MyCallbacks()
with pytest.raises(InterruptedError, match='retreat! retreat!'):
remote.push(['refs/heads/master'], callbacks=callbacks)
assert origin.branches['master'].target == tip.id
def test_push_non_fast_forward_commits_to_remote_fails(
origin: Repository, clone: Repository, remote: Remote
) -> None:
tip = origin[origin.head.target]
origin.create_commit(
'refs/heads/master',
tip.author,
tip.author,
'some commit',
tip.tree.id,
[tip.id],
)
tip = clone[clone.head.target]
clone.create_commit(
'refs/heads/master',
tip.author,
tip.author,
'other commit',
tip.tree.id,
[tip.id],
)
with pytest.raises(pygit2.GitError):
remote.push(['refs/heads/master'])
def test_push_options(origin: Repository, clone: Repository, remote: Remote) -> None:
callbacks = RemoteCallbacks()
remote.push(['refs/heads/master'], callbacks)
remote_push_options = callbacks.push_options.remote_push_options
assert remote_push_options.count == 0
callbacks = RemoteCallbacks()
remote.push(['refs/heads/master'], callbacks, push_options=[])
remote_push_options = callbacks.push_options.remote_push_options
assert remote_push_options.count == 0
callbacks = RemoteCallbacks()
# Local remotes don't support push_options, so pushing will raise an error.
# However, push_options should still be set in RemoteCallbacks.
with pytest.raises(pygit2.GitError, match='push-options not supported by remote'):
remote.push(['refs/heads/master'], callbacks, push_options=['foo'])
remote_push_options = callbacks.push_options.remote_push_options
assert remote_push_options.count == 1
# strings pointed to by remote_push_options.strings[] are already freed
callbacks = RemoteCallbacks()
with pytest.raises(pygit2.GitError, match='push-options not supported by remote'):
remote.push(['refs/heads/master'], callbacks, push_options=['Opt A', 'Opt B'])
remote_push_options = callbacks.push_options.remote_push_options
assert remote_push_options.count == 2
# strings pointed to by remote_push_options.strings[] are already freed
def test_push_threads(origin: Repository, clone: Repository, remote: Remote) -> None:
callbacks = RemoteCallbacks()
remote.push(['refs/heads/master'], callbacks)
assert callbacks.push_options.pb_parallelism == 1
callbacks = RemoteCallbacks()
remote.push(['refs/heads/master'], callbacks, threads=0)
assert callbacks.push_options.pb_parallelism == 0
callbacks = RemoteCallbacks()
remote.push(['refs/heads/master'], callbacks, threads=1)
assert callbacks.push_options.pb_parallelism == 1
def test_push_negotiation(
origin: Repository, clone: Repository, remote: Remote
) -> None:
old_tip = clone[clone.head.target]
new_tip_id = clone.create_commit(
'refs/heads/master',
old_tip.author,
old_tip.author,
'empty commit',
old_tip.tree.id,
[old_tip.id],
)
the_updates: list[PushUpdate] = []
class MyCallbacks(pygit2.RemoteCallbacks):
def push_negotiation(self, updates: list[PushUpdate]) -> None:
the_updates.extend(updates)
assert origin.branches['master'].target == old_tip.id
assert 'new_branch' not in origin.branches
callbacks = MyCallbacks()
remote.push(['refs/heads/master'], callbacks=callbacks)
assert len(the_updates) == 1
assert the_updates[0].src_refname == 'refs/heads/master'
assert the_updates[0].dst_refname == 'refs/heads/master'
assert the_updates[0].src == old_tip.id
assert the_updates[0].dst == new_tip_id
assert origin.branches['master'].target == new_tip_id
class HeaderCallbacks(RemoteCallbacks):
def custom_headers(self) -> list[str] | None:
return ['X-Other-One: foo', 'X-Other-Two: bar']
def test_git_custom_headers_context_manager(
origin: Repository,
clone: Repository,
remote: Remote,
) -> None:
from pygit2.callbacks import git_custom_headers, git_fetch_options, git_push_options
class EmptyHeaderCallbacks(RemoteCallbacks):
def custom_headers(self) -> list[str] | None:
return []
callbacks = RemoteCallbacks()
with git_custom_headers(callbacks) as headers:
assert headers.ptr == ffi.NULL
callbacks = EmptyHeaderCallbacks()
with git_custom_headers(callbacks) as headers:
assert headers.ptr == ffi.NULL
callbacks = HeaderCallbacks()
with git_custom_headers(callbacks) as headers:
ptr = headers.ptr
assert ptr != ffi.NULL
assert ptr.count == 2 # type: ignore[union-attr]
assert ffi.string(ptr.strings[0]) == b'X-Other-One: foo' # type: ignore[union-attr,index]
assert ffi.string(ptr.strings[1]) == b'X-Other-Two: bar' # type: ignore[union-attr,index]
callbacks = RemoteCallbacks()
with git_fetch_options(callbacks) as payload:
assert payload.fetch_options.custom_headers.count == 0
assert payload.fetch_options.custom_headers.strings == ffi.NULL
callbacks = EmptyHeaderCallbacks()
with git_fetch_options(callbacks) as payload:
assert payload.fetch_options.custom_headers.count == 0
assert payload.fetch_options.custom_headers.strings == ffi.NULL
callbacks = HeaderCallbacks()
with git_fetch_options(callbacks) as payload:
assert payload.fetch_options.custom_headers.count == 2
assert (
ffi.string(payload.fetch_options.custom_headers.strings[0])
== b'X-Other-One: foo'
)
assert (
ffi.string(payload.fetch_options.custom_headers.strings[1])
== b'X-Other-Two: bar'
)
callbacks = RemoteCallbacks()
with git_push_options(callbacks) as payload:
assert payload.push_options.custom_headers.count == 0
assert payload.push_options.custom_headers.strings == ffi.NULL
callbacks = EmptyHeaderCallbacks()
with git_push_options(callbacks) as payload:
assert payload.push_options.custom_headers.count == 0
assert payload.push_options.custom_headers.strings == ffi.NULL
callbacks = HeaderCallbacks()
with git_push_options(callbacks) as payload:
assert payload.push_options.custom_headers.count == 2
assert (
ffi.string(payload.push_options.custom_headers.strings[0])
== b'X-Other-One: foo'
)
assert (
ffi.string(payload.push_options.custom_headers.strings[1])
== b'X-Other-Two: bar'
)
def test_push_headers(origin: Repository, clone: Repository, remote: Remote) -> None:
callbacks = RemoteCallbacks()
remote.push(['refs/heads/master'], callbacks=callbacks)
assert callbacks.push_options.custom_headers.count == 0
assert callbacks.push_options.custom_headers.strings == ffi.NULL
callbacks = HeaderCallbacks()
remote.push(['refs/heads/master'], callbacks=callbacks)
assert callbacks.push_options.custom_headers.count == 2
assert callbacks.push_options.custom_headers.strings != ffi.NULL
# strings pointed to by callbacks.push_options.custom_headers.strings[] are already freed
# make sure the custom headers don't "stick around"
callbacks = RemoteCallbacks()
remote.push(['refs/heads/master'], callbacks=callbacks)
assert callbacks.push_options.custom_headers.count == 0
assert callbacks.push_options.custom_headers.strings == ffi.NULL
def test_fetch_headers(origin: Repository, clone: Repository, remote: Remote) -> None:
callbacks = RemoteCallbacks()
remote.fetch(['refs/heads/master'], callbacks=callbacks)
assert callbacks.fetch_options.custom_headers.count == 0
assert callbacks.fetch_options.custom_headers.strings == ffi.NULL
callbacks = HeaderCallbacks()
remote.fetch(['refs/heads/master'], callbacks=callbacks)
assert callbacks.fetch_options.custom_headers.count == 2
assert callbacks.fetch_options.custom_headers.strings != ffi.NULL
# strings pointed to by callbacks.fetch_options.custom_headers.strings[] are already freed
# make sure the custom headers don't "stick around"
callbacks = RemoteCallbacks()
remote.fetch(['refs/heads/master'], callbacks=callbacks)
assert callbacks.fetch_options.custom_headers.count == 0
assert callbacks.fetch_options.custom_headers.strings == ffi.NULL
@utils.requires_network
def test_connect_headers(testrepo: Repository) -> None:
# This is just a check that having custom headers doesn't cause errors. As far as I can tell,
# there's no way to assert that C.git_remote_connect was called with the headers except for
# having a remote server that expects the headers and fails without them.
assert 1 == len(testrepo.remotes)
remote = testrepo.remotes[0]
callbacks = RemoteCallbacks()
remote.connect(callbacks=callbacks)
refs = remote.list_heads(connect=False)
assert refs
# Check that a known ref is returned.
assert next(iter(r for r in refs if r.name == 'refs/tags/v0.28.2'))
callbacks = HeaderCallbacks()
remote.connect(callbacks=callbacks)
refs = remote.list_heads(connect=False)
assert refs
# Check that a known ref is returned.
assert next(iter(r for r in refs if r.name == 'refs/tags/v0.28.2'))
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