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test_submodule.py
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# This module is part of GitPython and is released under the
# 3-Clause BSD License: https://opensource.org/license/bsd-3-clause/
import contextlib
import gc
import os
import os.path as osp
from pathlib import Path
import shutil
import sys
import tempfile
from unittest import mock, skipUnless
import pytest
import git
from git.cmd import Git
from git.config import GitConfigParser, cp
from git.exc import (
GitCommandError,
InvalidGitRepositoryError,
RepositoryDirtyError,
UnsafeOptionError,
UnsafeProtocolError,
)
from git.objects.submodule.base import Submodule
from git.objects.submodule.root import RootModule, RootUpdateProgress
from git.repo.fun import find_submodule_git_dir, touch
from git.util import HIDE_WINDOWS_KNOWN_ERRORS, join_path_native, to_native_path_linux
from test.lib import TestBase, with_rw_directory, with_rw_repo
@contextlib.contextmanager
def _patch_git_config(name, value):
"""Temporarily add a git config name-value pair, using environment variables."""
pair_index = int(os.getenv("GIT_CONFIG_COUNT", "0"))
# This is recomputed each time the context is entered, for compatibility with
# existing GIT_CONFIG_* environment variables, even if changed in this process.
patcher = mock.patch.dict(
os.environ,
{
"GIT_CONFIG_COUNT": str(pair_index + 1),
f"GIT_CONFIG_KEY_{pair_index}": name,
f"GIT_CONFIG_VALUE_{pair_index}": value,
},
)
with patcher:
yield
class TestRootProgress(RootUpdateProgress):
"""Just prints messages, for now without checking the correctness of the states"""
def update(self, op, cur_count, max_count, message=""):
print(op, cur_count, max_count, message)
prog = TestRootProgress()
class TestSubmodule(TestBase):
def tearDown(self):
gc.collect()
k_subm_current = "c15a6e1923a14bc760851913858a3942a4193cdb"
k_subm_changed = "394ed7006ee5dc8bddfd132b64001d5dfc0ffdd3"
k_no_subm_tag = "0.1.6"
def _do_base_tests(self, rwrepo):
"""Perform all tests in the given repository, it may be bare or nonbare"""
# Manual instantiation.
smm = Submodule(rwrepo, "\0" * 20)
# Name needs to be set in advance.
self.assertRaises(AttributeError, getattr, smm, "name")
# Iterate - 1 submodule.
sms = Submodule.list_items(rwrepo, self.k_subm_current)
assert len(sms) == 1
sm = sms[0]
# At a different time, there is None.
assert len(Submodule.list_items(rwrepo, self.k_no_subm_tag)) == 0
assert sm.path == "git/ext/gitdb"
assert sm.path != sm.name # In our case, we have ids there, which don't equal the path.
assert sm.url.endswith("github.com/gitpython-developers/gitdb.git")
assert sm.branch_path == "refs/heads/master" # the default ...
assert sm.branch_name == "master"
assert sm.parent_commit == rwrepo.head.commit
# Size is always 0.
assert sm.size == 0
# The module is not checked-out yet.
self.assertRaises(InvalidGitRepositoryError, sm.module)
# ...which is why we can't get the branch either - it points into the module() repository.
self.assertRaises(InvalidGitRepositoryError, getattr, sm, "branch")
# branch_path works, as it's just a string.
assert isinstance(sm.branch_path, str)
# Some commits earlier we still have a submodule, but it's at a different commit.
smold = next(Submodule.iter_items(rwrepo, self.k_subm_changed))
assert smold.binsha != sm.binsha
assert smold != sm # the name changed
# Force it to reread its information.
del smold._url
smold.url == sm.url # noqa: B015 # FIXME: Should this be an assertion?
# Test config_reader/writer methods.
sm.config_reader()
new_smclone_path = None # Keep custom paths for later.
new_csmclone_path = None #
if rwrepo.bare:
with self.assertRaises(InvalidGitRepositoryError):
with sm.config_writer() as cw:
pass
else:
with sm.config_writer() as writer:
# For faster checkout, set the url to the local path.
new_smclone_path = Git.polish_url(osp.join(self.rorepo.working_tree_dir, sm.path))
writer.set_value("url", new_smclone_path)
writer.release()
assert sm.config_reader().get_value("url") == new_smclone_path
assert sm.url == new_smclone_path
# END handle bare repo
smold.config_reader()
# Cannot get a writer on historical submodules.
if not rwrepo.bare:
with self.assertRaises(ValueError):
with smold.config_writer():
pass
# END handle bare repo
# Make the old into a new - this doesn't work as the name changed.
self.assertRaises(ValueError, smold.set_parent_commit, self.k_subm_current)
# the sha is properly updated
smold.set_parent_commit(self.k_subm_changed + "~1")
assert smold.binsha != sm.binsha
# Raises if the sm didn't exist in new parent - it keeps its
# parent_commit unchanged.
self.assertRaises(ValueError, smold.set_parent_commit, self.k_no_subm_tag)
# TEST TODO: If a path is in the .gitmodules file, but not in the index, it raises.
# TEST UPDATE
##############
# Module retrieval is not always possible.
if rwrepo.bare:
self.assertRaises(InvalidGitRepositoryError, sm.module)
self.assertRaises(InvalidGitRepositoryError, sm.remove)
self.assertRaises(InvalidGitRepositoryError, sm.add, rwrepo, "here", "there")
else:
# It's not checked out in our case.
self.assertRaises(InvalidGitRepositoryError, sm.module)
assert not sm.module_exists()
# Currently there is only one submodule.
assert len(list(rwrepo.iter_submodules())) == 1
assert sm.binsha != "\0" * 20
# TEST ADD
###########
# Preliminary tests.
# Adding existing returns exactly the existing.
sma = Submodule.add(rwrepo, sm.name, sm.path)
assert sma.path == sm.path
# No url and no module at path fails.
self.assertRaises(ValueError, Submodule.add, rwrepo, "newsubm", "pathtorepo", url=None)
# CONTINUE UPDATE
#################
# Let's update it - it's a recursive one too.
newdir = osp.join(sm.abspath, "dir")
os.makedirs(newdir)
# Update fails if the path already exists non-empty.
self.assertRaises(OSError, sm.update)
os.rmdir(newdir)
# Dry-run does nothing.
sm.update(dry_run=True, progress=prog)
assert not sm.module_exists()
assert sm.update() is sm
sm_repopath = sm.path # Cache for later.
assert sm.module_exists()
assert isinstance(sm.module(), git.Repo)
assert sm.module().working_tree_dir == sm.abspath
# INTERLEAVE ADD TEST
#####################
# url must match the one in the existing repository (if submodule name suggests a new one)
# or we raise.
self.assertRaises(
ValueError,
Submodule.add,
rwrepo,
"newsubm",
sm.path,
"git://someurl/repo.git",
)
# CONTINUE UPDATE
#################
# We should have setup a tracking branch, which is also active.
assert sm.module().head.ref.tracking_branch() is not None
# Delete the whole directory and re-initialize.
assert len(sm.children()) != 0
# shutil.rmtree(sm.abspath)
sm.remove(force=True, configuration=False)
assert len(sm.children()) == 0
# Dry-run does nothing.
sm.update(dry_run=True, recursive=False, progress=prog)
assert len(sm.children()) == 0
sm.update(recursive=False)
assert len(list(rwrepo.iter_submodules())) == 2
assert len(sm.children()) == 1 # It's not checked out yet.
csm = sm.children()[0]
assert not csm.module_exists()
csm_repopath = csm.path
# Adjust the path of the submodules module to point to the local destination.
new_csmclone_path = Git.polish_url(osp.join(self.rorepo.working_tree_dir, sm.path, csm.path))
with csm.config_writer() as writer:
writer.set_value("url", new_csmclone_path)
assert csm.url == new_csmclone_path
# Dry-run does nothing.
assert not csm.module_exists()
sm.update(recursive=True, dry_run=True, progress=prog)
assert not csm.module_exists()
# Update recursively again.
sm.update(recursive=True)
assert csm.module_exists()
# Tracking branch once again.
assert csm.module().head.ref.tracking_branch() is not None
# This flushed in a sub-submodule.
assert len(list(rwrepo.iter_submodules())) == 2
# Reset both heads to the previous version, verify that to_latest_revision works.
smods = (sm.module(), csm.module())
for repo in smods:
repo.head.reset("HEAD~2", working_tree=1)
# END for each repo to reset
# Dry-run does nothing.
self.assertRaises(
RepositoryDirtyError,
sm.update,
recursive=True,
dry_run=True,
progress=prog,
)
sm.update(recursive=True, dry_run=True, progress=prog, force=True)
for repo in smods:
assert repo.head.commit != repo.head.ref.tracking_branch().commit
# END for each repo to check
self.assertRaises(RepositoryDirtyError, sm.update, recursive=True, to_latest_revision=True)
sm.update(recursive=True, to_latest_revision=True, force=True)
for repo in smods:
assert repo.head.commit == repo.head.ref.tracking_branch().commit
# END for each repo to check
del smods
# If the head is detached, it still works (but warns).
smref = sm.module().head.ref
sm.module().head.ref = "HEAD~1"
# If there is no tracking branch, we get a warning as well.
csm_tracking_branch = csm.module().head.ref.tracking_branch()
csm.module().head.ref.set_tracking_branch(None)
sm.update(recursive=True, to_latest_revision=True)
# to_latest_revision changes the child submodule's commit, it needs an
# update now.
csm.set_parent_commit(csm.repo.head.commit)
# Undo the changes.
sm.module().head.ref = smref
csm.module().head.ref.set_tracking_branch(csm_tracking_branch)
# REMOVAL OF REPOSITORY
#######################
# Must delete something.
self.assertRaises(ValueError, csm.remove, module=False, configuration=False)
# module() is supposed to point to gitdb, which has a child-submodule whose URL is still pointing
# to GitHub. To save time, we will change it to:
csm.set_parent_commit(csm.repo.head.commit)
with csm.config_writer() as cw:
cw.set_value("url", self._small_repo_url())
csm.repo.index.commit("adjusted URL to point to local source, instead of the internet")
# We have modified the configuration, hence the index is dirty, and the
# deletion will fail.
# NOTE: As we did a few updates in the meanwhile, the indices were reset.
# Hence we create some changes.
csm.set_parent_commit(csm.repo.head.commit)
with sm.config_writer() as writer:
writer.set_value("somekey", "somevalue")
with csm.config_writer() as writer:
writer.set_value("okey", "ovalue")
self.assertRaises(InvalidGitRepositoryError, sm.remove)
# If we remove the dirty index, it would work.
sm.module().index.reset()
# Still, we have the file modified.
self.assertRaises(InvalidGitRepositoryError, sm.remove, dry_run=True)
sm.module().index.reset(working_tree=True)
# Enforce the submodule to be checked out at the right spot as well.
csm.update()
assert csm.module_exists()
assert csm.exists()
assert osp.isdir(csm.module().working_tree_dir)
# This would work.
assert sm.remove(force=True, dry_run=True) is sm
assert sm.module_exists()
sm.remove(force=True, dry_run=True)
assert sm.module_exists()
# But... we have untracked files in the child submodule.
fn = join_path_native(csm.module().working_tree_dir, "newfile")
with open(fn, "w") as fd:
fd.write("hi")
self.assertRaises(InvalidGitRepositoryError, sm.remove)
# Forcibly delete the child repository.
prev_count = len(sm.children())
self.assertRaises(ValueError, csm.remove, force=True)
# We removed sm, which removed all submodules. However, the instance we
# have still points to the commit prior to that, where it still existed.
csm.set_parent_commit(csm.repo.commit(), check=False)
assert not csm.exists()
assert not csm.module_exists()
assert len(sm.children()) == prev_count
# Now we have a changed index, as configuration was altered.
# Fix this.
sm.module().index.reset(working_tree=True)
# Now delete only the module of the main submodule.
assert sm.module_exists()
sm.remove(configuration=False, force=True)
assert sm.exists()
assert not sm.module_exists()
assert sm.config_reader().get_value("url")
# Delete the rest.
sm_path = sm.path
sm.remove()
assert not sm.exists()
assert not sm.module_exists()
self.assertRaises(ValueError, getattr, sm, "path")
assert len(rwrepo.submodules) == 0
# ADD NEW SUBMODULE
###################
# Add a simple remote repo - trailing slashes are no problem.
smid = "newsub"
osmid = "othersub"
nsm = Submodule.add(
rwrepo,
smid,
sm_repopath,
new_smclone_path + "/",
None,
no_checkout=True,
)
assert nsm.name == smid
assert nsm.module_exists()
assert nsm.exists()
# It's not checked out.
assert not osp.isfile(join_path_native(nsm.module().working_tree_dir, Submodule.k_modules_file))
assert len(rwrepo.submodules) == 1
# Add another submodule, but into the root, not as submodule.
osm = Submodule.add(rwrepo, osmid, csm_repopath, new_csmclone_path, Submodule.k_head_default)
assert osm != nsm
assert osm.module_exists()
assert osm.exists()
assert osp.isfile(join_path_native(osm.module().working_tree_dir, "setup.py"))
assert len(rwrepo.submodules) == 2
# Commit the changes, just to finalize the operation.
rwrepo.index.commit("my submod commit")
assert len(rwrepo.submodules) == 2
# Needs update, as the head changed. It thinks it's in the history
# of the repo otherwise.
nsm.set_parent_commit(rwrepo.head.commit)
osm.set_parent_commit(rwrepo.head.commit)
# MOVE MODULE
#############
# Invalid input.
self.assertRaises(ValueError, nsm.move, "doesntmatter", module=False, configuration=False)
# Renaming to the same path does nothing.
assert nsm.move(sm_path) is nsm
# Rename a module.
nmp = join_path_native("new", "module", "dir") + "/" # New module path.
pmp = nsm.path
assert nsm.move(nmp) is nsm
nmp = nmp[:-1] # Cut last /
nmpl = to_native_path_linux(nmp)
assert nsm.path == nmpl
assert rwrepo.submodules[0].path == nmpl
mpath = "newsubmodule"
absmpath = join_path_native(rwrepo.working_tree_dir, mpath)
open(absmpath, "w").write("")
self.assertRaises(ValueError, nsm.move, mpath)
os.remove(absmpath)
# Now it works, as we just move it back.
nsm.move(pmp)
assert nsm.path == pmp
assert rwrepo.submodules[0].path == pmp
# REMOVE 'EM ALL
################
# If a submodule's repo has no remotes, it can't be added without an explicit url.
osmod = osm.module()
osm.remove(module=False)
for remote in osmod.remotes:
remote.remove(osmod, remote.name)
assert not osm.exists()
self.assertRaises(ValueError, Submodule.add, rwrepo, osmid, csm_repopath, url=None)
# END handle bare mode
# Error if there is no submodule file here.
self.assertRaises(
IOError,
Submodule._config_parser,
rwrepo,
rwrepo.commit(self.k_no_subm_tag),
True,
)
# ACTUALLY skipped by git.util.rmtree (in local onerror function), called via
# git.objects.submodule.base.Submodule.remove at "method(mp)", line 1011.
#
# @skipIf(HIDE_WINDOWS_KNOWN_ERRORS,
# "FIXME: fails with: PermissionError: [WinError 32] The process cannot access the file because"
# "it is being used by another process: "
# "'C:\\Users\\ankostis\\AppData\\Local\\Temp\\tmp95c3z83bnon_bare_test_base_rw\\git\\ext\\gitdb\\gitdb\\ext\\smmap'") # noqa: E501
@with_rw_repo(k_subm_current)
def test_base_rw(self, rwrepo):
self._do_base_tests(rwrepo)
@with_rw_repo(k_subm_current, bare=True)
def test_base_bare(self, rwrepo):
self._do_base_tests(rwrepo)
@pytest.mark.xfail(
sys.platform == "cygwin",
reason="Cygwin GitPython can't find submodule SHA",
raises=ValueError,
)
@pytest.mark.xfail(
HIDE_WINDOWS_KNOWN_ERRORS,
reason=(
'"The process cannot access the file because it is being used by another process"'
+ " on first call to rm.update"
),
raises=PermissionError,
)
@with_rw_repo(k_subm_current, bare=False)
def test_root_module(self, rwrepo):
# Can query everything without problems.
rm = RootModule(self.rorepo)
assert rm.module() is self.rorepo
# Try attributes.
rm.binsha
rm.mode
rm.path
assert rm.name == rm.k_root_name
assert rm.parent_commit == self.rorepo.head.commit
rm.url
rm.branch
assert len(rm.list_items(rm.module())) == 1
rm.config_reader()
with rm.config_writer():
pass
# Deep traversal gitdb / async.
rsmsp = [sm.path for sm in rm.traverse()]
assert len(rsmsp) >= 2 # gitdb and async [and smmap], async being a child of gitdb.
# Cannot set the parent commit as root module's path didn't exist.
self.assertRaises(ValueError, rm.set_parent_commit, "HEAD")
# TEST UPDATE
#############
# Set up a commit that removes existing, adds new and modifies existing submodules.
rm = RootModule(rwrepo)
assert len(rm.children()) == 1
# Modify path without modifying the index entry.
# (Which is what the move method would do properly.)
# ==================================================
sm = rm.children()[0]
pp = "path/prefix"
fp = join_path_native(pp, sm.path)
prep = sm.path
assert not sm.module_exists() # It was never updated after rwrepo's clone.
# Ensure we clone from a local source.
with sm.config_writer() as writer:
writer.set_value("url", Git.polish_url(osp.join(self.rorepo.working_tree_dir, sm.path)))
# Dry-run does nothing.
sm.update(recursive=False, dry_run=True, progress=prog)
assert not sm.module_exists()
sm.update(recursive=False)
assert sm.module_exists()
with sm.config_writer() as writer:
writer.set_value("path", fp) # Change path to something with prefix AFTER url change.
# Update doesn't fail, because list_items ignores the wrong path in such situations.
rm.update(recursive=False)
# Move it properly - doesn't work as it its path currently points to an indexentry
# which doesn't exist (move it to some path, it doesn't matter here).
self.assertRaises(InvalidGitRepositoryError, sm.move, pp)
# Reset the path(cache) to where it was, now it works.
sm.path = prep
sm.move(fp, module=False) # Leave it at the old location.
assert not sm.module_exists()
cpathchange = rwrepo.index.commit("changed sm path") # Finally we can commit.
# Update puts the module into place.
rm.update(recursive=False, progress=prog)
sm.set_parent_commit(cpathchange)
assert sm.module_exists()
# Add submodule.
# ==============
nsmn = "newsubmodule"
nsmp = "submrepo"
subrepo_url = Git.polish_url(osp.join(self.rorepo.working_tree_dir, rsmsp[0], rsmsp[1]))
nsm = Submodule.add(rwrepo, nsmn, nsmp, url=subrepo_url)
csmadded = rwrepo.index.commit("Added submodule").hexsha # Make sure we don't keep the repo reference.
nsm.set_parent_commit(csmadded)
assert nsm.module_exists()
# In our case, the module should not exist, which happens if we update a parent
# repo and a new submodule comes into life.
nsm.remove(configuration=False, module=True)
assert not nsm.module_exists() and nsm.exists()
# Dry-run does nothing.
rm.update(recursive=False, dry_run=True, progress=prog)
# Otherwise it will work.
rm.update(recursive=False, progress=prog)
assert nsm.module_exists()
# Remove submodule - the previous one.
# ====================================
sm.set_parent_commit(csmadded)
smp = sm.abspath
assert not sm.remove(module=False).exists()
assert osp.isdir(smp) # Module still exists.
csmremoved = rwrepo.index.commit("Removed submodule")
# An update will remove the module.
# Not in dry_run.
rm.update(recursive=False, dry_run=True, force_remove=True)
assert osp.isdir(smp)
# When removing submodules, we may get new commits as nested submodules are auto-committing changes
# to allow deletions without force, as the index would be dirty otherwise.
# QUESTION: Why does this seem to work in test_git_submodule_compatibility() ?
self.assertRaises(InvalidGitRepositoryError, rm.update, recursive=False, force_remove=False)
rm.update(recursive=False, force_remove=True)
assert not osp.isdir(smp)
# 'Apply work' to the nested submodule and ensure this is not removed/altered during updates
# Need to commit first, otherwise submodule.update wouldn't have a reason to change the head.
touch(osp.join(nsm.module().working_tree_dir, "new-file"))
# We cannot expect is_dirty to even run as we wouldn't reset a head to the same location.
assert nsm.module().head.commit.hexsha == nsm.hexsha
nsm.module().index.add([nsm])
nsm.module().index.commit("added new file")
rm.update(recursive=False, dry_run=True, progress=prog) # Would not change head, and thus doesn't fail.
# Everything we can do from now on will trigger the 'future' check, so no is_dirty() check will even run.
# This would only run if our local branch is in the past and we have uncommitted changes.
prev_commit = nsm.module().head.commit
rm.update(recursive=False, dry_run=False, progress=prog)
assert prev_commit == nsm.module().head.commit, "head shouldn't change, as it is in future of remote branch"
# this kills the new file
rm.update(recursive=True, progress=prog, force_reset=True)
assert prev_commit != nsm.module().head.commit, "head changed, as the remote url and its commit changed"
# Change url...
# =============
# ...to the first repository. This way we have a fast checkout, and a completely different
# repository at the different url.
nsm.set_parent_commit(csmremoved)
nsmurl = Git.polish_url(osp.join(self.rorepo.working_tree_dir, rsmsp[0]))
with nsm.config_writer() as writer:
writer.set_value("url", nsmurl)
csmpathchange = rwrepo.index.commit("changed url")
nsm.set_parent_commit(csmpathchange)
# Now nsm head is in the future of the tracked remote branch.
prev_commit = nsm.module().head.commit
# dry-run does nothing
rm.update(recursive=False, dry_run=True, progress=prog)
assert nsm.module().remotes.origin.url != nsmurl
rm.update(recursive=False, progress=prog, force_reset=True)
assert nsm.module().remotes.origin.url == nsmurl
assert prev_commit != nsm.module().head.commit, "Should now point to gitdb"
assert len(rwrepo.submodules) == 1
assert not rwrepo.submodules[0].children()[0].module_exists(), "nested submodule should not be checked out"
# Add the submodule's changed commit to the index, which is what the
# user would do.
# Beforehand, update our instance's binsha with the new one.
nsm.binsha = nsm.module().head.commit.binsha
rwrepo.index.add([nsm])
# Change branch.
# ==============
# We only have one branch, so we switch to a virtual one, and back
# to the current one to trigger the difference.
cur_branch = nsm.branch
nsmm = nsm.module()
prev_commit = nsmm.head.commit
for branch in ("some_virtual_branch", cur_branch.name):
with nsm.config_writer() as writer:
writer.set_value(Submodule.k_head_option, git.Head.to_full_path(branch))
csmbranchchange = rwrepo.index.commit("changed branch to %s" % branch)
nsm.set_parent_commit(csmbranchchange)
# END for each branch to change
# Let's remove our tracking branch to simulate some changes.
nsmmh = nsmm.head
assert nsmmh.ref.tracking_branch() is None # Never set it up until now.
assert not nsmmh.is_detached
# Dry-run does nothing.
rm.update(recursive=False, dry_run=True, progress=prog)
assert nsmmh.ref.tracking_branch() is None
# The real thing does.
rm.update(recursive=False, progress=prog)
assert nsmmh.ref.tracking_branch() is not None
assert not nsmmh.is_detached
# Recursive update.
# =================
# Finally we recursively update a module, just to run the code at least once
# remove the module so that it has more work.
assert len(nsm.children()) >= 1 # Could include smmap.
assert nsm.exists() and nsm.module_exists() and len(nsm.children()) >= 1
# Ensure we pull locally only.
nsmc = nsm.children()[0]
with nsmc.config_writer() as writer:
writer.set_value("url", subrepo_url)
rm.update(recursive=True, progress=prog, dry_run=True) # Just to run the code.
rm.update(recursive=True, progress=prog)
# gitdb: has either 1 or 2 submodules depending on the version.
assert len(nsm.children()) >= 1 and nsmc.module_exists()
@with_rw_repo(k_no_subm_tag, bare=False)
def test_first_submodule(self, rwrepo):
assert len(list(rwrepo.iter_submodules())) == 0
for sm_name, sm_path in (
("first", "submodules/first"),
("second", osp.join(rwrepo.working_tree_dir, "submodules/second")),
):
sm = rwrepo.create_submodule(sm_name, sm_path, rwrepo.git_dir, no_checkout=True)
assert sm.exists() and sm.module_exists()
rwrepo.index.commit("Added submodule " + sm_name)
# END for each submodule path to add
self.assertRaises(ValueError, rwrepo.create_submodule, "fail", osp.expanduser("~"))
self.assertRaises(
ValueError,
rwrepo.create_submodule,
"fail-too",
rwrepo.working_tree_dir + osp.sep,
)
@with_rw_directory
def test_add_empty_repo(self, rwdir):
empty_repo_dir = osp.join(rwdir, "empty-repo")
parent = git.Repo.init(osp.join(rwdir, "parent"))
git.Repo.init(empty_repo_dir)
for checkout_mode in range(2):
name = "empty" + str(checkout_mode)
self.assertRaises(
ValueError,
parent.create_submodule,
name,
name,
url=empty_repo_dir,
no_checkout=checkout_mode and True or False,
)
# END for each checkout mode
@with_rw_directory
@_patch_git_config("protocol.file.allow", "always")
def test_list_only_valid_submodules(self, rwdir):
repo_path = osp.join(rwdir, "parent")
repo = git.Repo.init(repo_path)
repo.git.submodule("add", self._small_repo_url(), "module")
repo.index.commit("add submodule")
assert len(repo.submodules) == 1
# Delete the directory from submodule.
submodule_path = osp.join(repo_path, "module")
shutil.rmtree(submodule_path)
repo.git.add([submodule_path])
repo.index.commit("remove submodule")
repo = git.Repo(repo_path)
assert len(repo.submodules) == 0
@pytest.mark.xfail(
HIDE_WINDOWS_KNOWN_ERRORS,
reason=(
'"The process cannot access the file because it is being used by another process"'
+ " on first call to sm.move"
),
raises=PermissionError,
)
@with_rw_directory
@_patch_git_config("protocol.file.allow", "always")
def test_git_submodules_and_add_sm_with_new_commit(self, rwdir):
parent = git.Repo.init(osp.join(rwdir, "parent"))
parent.git.submodule("add", self._small_repo_url(), "module")
parent.index.commit("added submodule")
assert len(parent.submodules) == 1
sm = parent.submodules[0]
assert sm.exists() and sm.module_exists()
clone = git.Repo.clone_from(
self._small_repo_url(),
osp.join(parent.working_tree_dir, "existing-subrepository"),
)
sm2 = parent.create_submodule("nongit-file-submodule", clone.working_tree_dir)
assert len(parent.submodules) == 2
for _ in range(2):
for init in (False, True):
sm.update(init=init)
sm2.update(init=init)
# END for each init state
# END for each iteration
sm.move(sm.path + "_moved")
sm2.move(sm2.path + "_moved")
parent.index.commit("moved submodules")
with sm.config_writer() as writer:
writer.set_value("user.email", "[email protected]")
writer.set_value("user.name", "me")
smm = sm.module()
fp = osp.join(smm.working_tree_dir, "empty-file")
with open(fp, "w"):
pass
smm.git.add(Git.polish_url(fp))
smm.git.commit(m="new file added")
# Submodules are retrieved from the current commit's tree, therefore we can't really get a new submodule
# object pointing to the new submodule commit.
sm_too = parent.submodules["module_moved"]
assert parent.head.commit.tree[sm.path].binsha == sm.binsha
assert sm_too.binsha == sm.binsha, "cached submodule should point to the same commit as updated one"
added_bies = parent.index.add([sm]) # Added base-index-entries.
assert len(added_bies) == 1
parent.index.commit("add same submodule entry")
commit_sm = parent.head.commit.tree[sm.path]
assert commit_sm.binsha == added_bies[0].binsha
assert commit_sm.binsha == sm.binsha
sm_too.binsha = sm_too.module().head.commit.binsha
added_bies = parent.index.add([sm_too])
assert len(added_bies) == 1
parent.index.commit("add new submodule entry")
commit_sm = parent.head.commit.tree[sm.path]
assert commit_sm.binsha == added_bies[0].binsha
assert commit_sm.binsha == sm_too.binsha
assert sm_too.binsha != sm.binsha
@pytest.mark.xfail(
HIDE_WINDOWS_KNOWN_ERRORS,
reason='"The process cannot access the file because it is being used by another process" on call to sm.move',
raises=PermissionError,
)
@with_rw_directory
def test_git_submodule_compatibility(self, rwdir):
parent = git.Repo.init(osp.join(rwdir, "parent"))
sm_path = join_path_native("submodules", "intermediate", "one")
sm = parent.create_submodule("mymodules/myname", sm_path, url=self._small_repo_url())
parent.index.commit("added submodule")
def assert_exists(sm, value=True):
assert sm.exists() == value
assert sm.module_exists() == value
# END assert_exists
# As git is backwards compatible itself, it would still recognize what we do here... unless we really
# muss it up. That's the only reason why the test is still here...
assert len(parent.git.submodule().splitlines()) == 1
module_repo_path = osp.join(sm.module().working_tree_dir, ".git")
assert module_repo_path.startswith(osp.join(parent.working_tree_dir, sm_path))
if not sm._need_gitfile_submodules(parent.git):
assert osp.isdir(module_repo_path)
assert not sm.module().has_separate_working_tree()
else:
assert osp.isfile(module_repo_path)
assert sm.module().has_separate_working_tree()
assert find_submodule_git_dir(module_repo_path) is not None, "module pointed to by .git file must be valid"
# END verify submodule 'style'
# Test move.
new_sm_path = join_path_native("submodules", "one")
sm.move(new_sm_path)
assert_exists(sm)
# Add additional submodule level.
csm = sm.module().create_submodule(
"nested-submodule",
join_path_native("nested-submodule", "working-tree"),
url=self._small_repo_url(),
)
sm.module().index.commit("added nested submodule")
sm_head_commit = sm.module().commit()
assert_exists(csm)
# Fails because there are new commits, compared to the remote we cloned from.
self.assertRaises(InvalidGitRepositoryError, sm.remove, dry_run=True)
assert_exists(sm)
assert sm.module().commit() == sm_head_commit
assert_exists(csm)
# Rename nested submodule.
# This name would move itself one level deeper - needs special handling internally.
new_name = csm.name + "/mine"
assert csm.rename(new_name).name == new_name
assert_exists(csm)
assert csm.repo.is_dirty(index=True, working_tree=False), "index must contain changed .gitmodules file"
csm.repo.index.commit("renamed module")
# keep_going evaluation.
rsm = parent.submodule_update()
assert_exists(sm)
assert_exists(csm)
with csm.config_writer().set_value("url", "bar"):
pass
csm.repo.index.commit("Have to commit submodule change for algorithm to pick it up")
assert csm.url == "bar"
self.assertRaises(
Exception,
rsm.update,
recursive=True,
to_latest_revision=True,
progress=prog,
)
assert_exists(csm)
rsm.update(recursive=True, to_latest_revision=True, progress=prog, keep_going=True)
# remove
sm_module_path = sm.module().git_dir
for dry_run in (True, False):
sm.remove(dry_run=dry_run, force=True)
assert_exists(sm, value=dry_run)
assert osp.isdir(sm_module_path) == dry_run
# END for each dry-run mode
@with_rw_directory
def test_ignore_non_submodule_file(self, rwdir):
parent = git.Repo.init(rwdir)
smp = osp.join(rwdir, "module")
os.mkdir(smp)
with open(osp.join(smp, "a"), "w", encoding="utf-8") as f:
f.write("test\n")
with open(osp.join(rwdir, ".gitmodules"), "w", encoding="utf-8") as f:
f.write('[submodule "a"]\n')
f.write(" path = module\n")
f.write(" url = https://github.com/chaconinc/DbConnector\n")
parent.git.add(Git.polish_url(osp.join(smp, "a")))
parent.git.add(Git.polish_url(osp.join(rwdir, ".gitmodules")))
parent.git.commit(message="test")
assert len(parent.submodules) == 0
@with_rw_directory
def test_remove_norefs(self, rwdir):
parent = git.Repo.init(osp.join(rwdir, "parent"))
sm_name = "mymodules/myname"
sm = parent.create_submodule(sm_name, sm_name, url=self._small_repo_url())
assert sm.exists()
parent.index.commit("Added submodule")
assert sm.repo is parent # yoh was surprised since expected sm repo!!
# So created a new instance for submodule.
smrepo = git.Repo(osp.join(rwdir, "parent", sm.path))
# Adding a remote without fetching so would have no references.
smrepo.create_remote("special", "git@server-shouldnotmatter:repo.git")
# And we should be able to remove it just fine.
sm.remove()
assert not sm.exists()
@pytest.mark.xfail(
os.name == "nt" and sys.version_info >= (3, 12),
reason=(
"The sm.move call fails. Submodule.move calls os.renames, which raises:\n"
"PermissionError: [WinError 32] "
"The process cannot access the file because it is being used by another process: "
R"'C:\Users\ek\AppData\Local\Temp\test_renamekkbznwjp\parent\mymodules\myname' "
R"-> 'C:\Users\ek\AppData\Local\Temp\test_renamekkbznwjp\parent\renamed\myname'"
"\nThis resembles other Windows errors, but only occurs starting in Python 3.12."
),
raises=PermissionError,
)
@with_rw_directory
def test_rename(self, rwdir):
parent = git.Repo.init(osp.join(rwdir, "parent"))
sm_name = "mymodules/myname"
sm = parent.create_submodule(sm_name, sm_name, url=self._small_repo_url())
parent.index.commit("Added submodule")
assert sm.rename(sm_name) is sm and sm.name == sm_name
assert not sm.repo.is_dirty(index=True, working_tree=False, untracked_files=False)
new_path = "renamed/myname"
assert sm.move(new_path).name == new_path
new_sm_name = "shortname"
assert sm.rename(new_sm_name) is sm
assert sm.repo.is_dirty(index=True, working_tree=False, untracked_files=False)
assert sm.exists()
sm_mod = sm.module()
if osp.isfile(osp.join(sm_mod.working_tree_dir, ".git")) == sm._need_gitfile_submodules(parent.git):
assert sm_mod.git_dir.endswith(join_path_native(".git", "modules", new_sm_name))
@with_rw_directory
def test_branch_renames(self, rw_dir):
# Set up initial sandbox:
# The parent repo has one submodule, which has all the latest changes.
source_url = self._small_repo_url()
sm_source_repo = git.Repo.clone_from(source_url, osp.join(rw_dir, "sm-source"), b="master")
parent_repo = git.Repo.init(osp.join(rw_dir, "parent"))
sm = parent_repo.create_submodule(
"mysubmodule",
"subdir/submodule",
sm_source_repo.working_tree_dir,
branch="master",
)
parent_repo.index.commit("added submodule")
assert sm.exists()