def iter_refs(self, base: Optional[str] = None): from git import Reference for ref in Reference.iter_items(self.repo, common_path=base): if base and base.endswith("/"): base = base[:-1] yield "/".join([base, ref.name])
def test_rev_parse(self): rev_parse = self.rorepo.rev_parse # try special case: This one failed at some point, make sure its fixed self.assertEqual( rev_parse("33ebe").hexsha, "33ebe7acec14b25c5f84f35a664803fcab2f7781") # start from reference num_resolved = 0 for ref_no, ref in enumerate(Reference.iter_items(self.rorepo)): path_tokens = ref.path.split("/") for pt in range(len(path_tokens)): path_section = '/'.join(path_tokens[-(pt + 1):]) try: obj = self._assert_rev_parse(path_section) self.assertEqual(obj.type, ref.object.type) num_resolved += 1 except (BadName, BadObject): print("failed on %s" % path_section) # is fine, in case we have something like 112, which belongs to remotes/rname/merge-requests/112 pass # END exception handling # END for each token if ref_no == 3 - 1: break # END for each reference assert num_resolved # it works with tags ! tag = self._assert_rev_parse('0.1.4') self.assertEqual(tag.type, 'tag') # try full sha directly ( including type conversion ) self.assertEqual(tag.object, rev_parse(tag.object.hexsha)) self._assert_rev_parse_types(tag.object.hexsha, tag.object) # multiple tree types result in the same tree: HEAD^{tree}^{tree}:CHANGES rev = '0.1.4^{tree}^{tree}' self.assertEqual(rev_parse(rev), tag.object.tree) self.assertEqual(rev_parse(rev + ':CHANGES'), tag.object.tree['CHANGES']) # try to get parents from first revision - it should fail as no such revision # exists first_rev = "33ebe7acec14b25c5f84f35a664803fcab2f7781" commit = rev_parse(first_rev) self.assertEqual(len(commit.parents), 0) self.assertEqual(commit.hexsha, first_rev) self.failUnlessRaises(BadName, rev_parse, first_rev + "~") self.failUnlessRaises(BadName, rev_parse, first_rev + "^") # short SHA1 commit2 = rev_parse(first_rev[:20]) self.assertEqual(commit2, commit) commit2 = rev_parse(first_rev[:5]) self.assertEqual(commit2, commit) # todo: dereference tag into a blob 0.1.7^{blob} - quite a special one # needs a tag which points to a blob # ref^0 returns commit being pointed to, same with ref~0, and ^{} tag = rev_parse('0.1.4') for token in (('~0', '^0', '^{}')): self.assertEqual(tag.object, rev_parse('0.1.4%s' % token)) # END handle multiple tokens # try partial parsing max_items = 40 for i, binsha in enumerate(self.rorepo.odb.sha_iter()): self.assertEqual( rev_parse(bin_to_hex(binsha)[:8 - (i % 2)].decode('ascii')).binsha, binsha) if i > max_items: # this is rather slow currently, as rev_parse returns an object # which requires accessing packs, it has some additional overhead break # END for each binsha in repo # missing closing brace commit^{tree self.failUnlessRaises(ValueError, rev_parse, '0.1.4^{tree') # missing starting brace self.failUnlessRaises(ValueError, rev_parse, '0.1.4^tree}') # REVLOG ####### head = self.rorepo.head # need to specify a ref when using the @ syntax self.failUnlessRaises(BadObject, rev_parse, "%s@{0}" % head.commit.hexsha) # uses HEAD.ref by default self.assertEqual(rev_parse('@{0}'), head.commit) if not head.is_detached: refspec = '%s@{0}' % head.ref.name self.assertEqual(rev_parse(refspec), head.ref.commit) # all additional specs work as well self.assertEqual(rev_parse(refspec + "^{tree}"), head.commit.tree) self.assertEqual(rev_parse(refspec + ":CHANGES").type, 'blob') # END operate on non-detached head # position doesn't exist self.failUnlessRaises(IndexError, rev_parse, '@{10000}') # currently, nothing more is supported self.failUnlessRaises(NotImplementedError, rev_parse, "@{1 week ago}") # the last position assert rev_parse('@{1}') != head.commit
def test_rev_parse(self): rev_parse = self.rorepo.rev_parse # try special case: This one failed at some point, make sure its fixed assert rev_parse("33ebe").hexsha == "33ebe7acec14b25c5f84f35a664803fcab2f7781" # start from reference num_resolved = 0 for ref_no, ref in enumerate(Reference.iter_items(self.rorepo)): path_tokens = ref.path.split("/") for pt in range(len(path_tokens)): path_section = '/'.join(path_tokens[-(pt + 1):]) try: obj = self._assert_rev_parse(path_section) assert obj.type == ref.object.type num_resolved += 1 except (BadName, BadObject): print("failed on %s" % path_section) # is fine, in case we have something like 112, which belongs to remotes/rname/merge-requests/112 pass # END exception handling # END for each token if ref_no == 3 - 1: break # END for each reference assert num_resolved # it works with tags ! tag = self._assert_rev_parse('0.1.4') assert tag.type == 'tag' # try full sha directly ( including type conversion ) assert tag.object == rev_parse(tag.object.hexsha) self._assert_rev_parse_types(tag.object.hexsha, tag.object) # multiple tree types result in the same tree: HEAD^{tree}^{tree}:CHANGES rev = '0.1.4^{tree}^{tree}' assert rev_parse(rev) == tag.object.tree assert rev_parse(rev + ':CHANGES') == tag.object.tree['CHANGES'] # try to get parents from first revision - it should fail as no such revision # exists first_rev = "33ebe7acec14b25c5f84f35a664803fcab2f7781" commit = rev_parse(first_rev) assert len(commit.parents) == 0 assert commit.hexsha == first_rev self.failUnlessRaises(BadName, rev_parse, first_rev + "~") self.failUnlessRaises(BadName, rev_parse, first_rev + "^") # short SHA1 commit2 = rev_parse(first_rev[:20]) assert commit2 == commit commit2 = rev_parse(first_rev[:5]) assert commit2 == commit # todo: dereference tag into a blob 0.1.7^{blob} - quite a special one # needs a tag which points to a blob # ref^0 returns commit being pointed to, same with ref~0, and ^{} tag = rev_parse('0.1.4') for token in (('~0', '^0', '^{}')): assert tag.object == rev_parse('0.1.4%s' % token) # END handle multiple tokens # try partial parsing max_items = 40 for i, binsha in enumerate(self.rorepo.odb.sha_iter()): assert rev_parse(bin_to_hex(binsha)[:8 - (i % 2)].decode('ascii')).binsha == binsha if i > max_items: # this is rather slow currently, as rev_parse returns an object # which requires accessing packs, it has some additional overhead break # END for each binsha in repo # missing closing brace commit^{tree self.failUnlessRaises(ValueError, rev_parse, '0.1.4^{tree') # missing starting brace self.failUnlessRaises(ValueError, rev_parse, '0.1.4^tree}') # REVLOG ####### head = self.rorepo.head # need to specify a ref when using the @ syntax self.failUnlessRaises(BadObject, rev_parse, "%s@{0}" % head.commit.hexsha) # uses HEAD.ref by default assert rev_parse('@{0}') == head.commit if not head.is_detached: refspec = '%s@{0}' % head.ref.name assert rev_parse(refspec) == head.ref.commit # all additional specs work as well assert rev_parse(refspec + "^{tree}") == head.commit.tree assert rev_parse(refspec + ":CHANGES").type == 'blob' # END operate on non-detached head # position doesn't exist self.failUnlessRaises(IndexError, rev_parse, '@{10000}') # currently, nothing more is supported self.failUnlessRaises(NotImplementedError, rev_parse, "@{1 week ago}") # the last position assert rev_parse('@{1}') != head.commit
def del_ref(self, ref_name: str): repo = self._get_repo() # No exception will be thrown Reference.delete(repo, ref_name)
def set_head(self, ref_name: str, head: bytes) -> Reference: repo = self._get_repo() ref = Reference.create(repo, ref_name, head.hex(), force=True) return ref
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)
def iter_refs(self, base: Optional[str] = None): from git import Reference for ref in Reference.iter_items(self.repo, common_path=base): yield ref.path
def test_head_reset(self, rw_repo): cur_head = rw_repo.head old_head_commit = cur_head.commit new_head_commit = cur_head.ref.commit.parents[0] cur_head.reset(new_head_commit, index=True) # index only assert cur_head.reference.commit == new_head_commit self.failUnlessRaises(ValueError, cur_head.reset, new_head_commit, index=False, working_tree=True) new_head_commit = new_head_commit.parents[0] cur_head.reset(new_head_commit, index=True, working_tree=True) # index + wt assert cur_head.reference.commit == new_head_commit # paths - make sure we have something to do rw_repo.index.reset(old_head_commit.parents[0]) cur_head.reset(cur_head, paths="test") cur_head.reset(new_head_commit, paths="lib") # hard resets with paths don't work, its all or nothing self.failUnlessRaises(GitCommandError, cur_head.reset, new_head_commit, working_tree=True, paths="lib") # we can do a mixed reset, and then checkout from the index though cur_head.reset(new_head_commit) rw_repo.index.checkout(["lib"], force=True) # now that we have a write write repo, change the HEAD reference - its # like git-reset --soft heads = rw_repo.heads assert heads for head in heads: cur_head.reference = head assert cur_head.reference == head assert isinstance(cur_head.reference, Head) assert cur_head.commit == head.commit assert not cur_head.is_detached # END for each head # detach active_head = heads[0] curhead_commit = active_head.commit cur_head.reference = curhead_commit assert cur_head.commit == curhead_commit assert cur_head.is_detached self.failUnlessRaises(TypeError, getattr, cur_head, "reference") # tags are references, hence we can point to them some_tag = rw_repo.tags[0] cur_head.reference = some_tag assert not cur_head.is_detached assert cur_head.commit == some_tag.commit assert isinstance(cur_head.reference, TagReference) # put HEAD back to a real head, otherwise everything else fails cur_head.reference = active_head # type check self.failUnlessRaises(ValueError, setattr, cur_head, "reference", "that") # head handling commit = 'HEAD' prev_head_commit = cur_head.commit for count, new_name in enumerate(("my_new_head", "feature/feature1")): actual_commit = commit + "^" * count new_head = Head.create(rw_repo, new_name, actual_commit) assert new_head.is_detached assert cur_head.commit == prev_head_commit assert isinstance(new_head, Head) # already exists, but has the same value, so its fine Head.create(rw_repo, new_name, new_head.commit) # its not fine with a different value self.failUnlessRaises(OSError, Head.create, rw_repo, new_name, new_head.commit.parents[0]) # force it new_head = Head.create(rw_repo, new_name, actual_commit, force=True) old_path = new_head.path old_name = new_head.name assert new_head.rename("hello").name == "hello" assert new_head.rename("hello/world").name == "hello/world" assert new_head.rename(old_name).name == old_name and new_head.path == old_path # rename with force tmp_head = Head.create(rw_repo, "tmphead") self.failUnlessRaises(GitCommandError, tmp_head.rename, new_head) tmp_head.rename(new_head, force=True) assert tmp_head == new_head and tmp_head.object == new_head.object logfile = RefLog.path(tmp_head) assert os.path.isfile(logfile) Head.delete(rw_repo, tmp_head) # deletion removes the log as well assert not os.path.isfile(logfile) heads = rw_repo.heads assert tmp_head not in heads and new_head not in heads # force on deletion testing would be missing here, code looks okay though ;) # END for each new head name self.failUnlessRaises(TypeError, RemoteReference.create, rw_repo, "some_name") # tag ref tag_name = "5.0.2" TagReference.create(rw_repo, tag_name) self.failUnlessRaises(GitCommandError, TagReference.create, rw_repo, tag_name) light_tag = TagReference.create(rw_repo, tag_name, "HEAD~1", force=True) assert isinstance(light_tag, TagReference) assert light_tag.name == tag_name assert light_tag.commit == cur_head.commit.parents[0] assert light_tag.tag is None # tag with tag object other_tag_name = "releases/1.0.2RC" msg = "my mighty tag\nsecond line" obj_tag = TagReference.create(rw_repo, other_tag_name, message=msg) assert isinstance(obj_tag, TagReference) assert obj_tag.name == other_tag_name assert obj_tag.commit == cur_head.commit assert obj_tag.tag is not None TagReference.delete(rw_repo, light_tag, obj_tag) tags = rw_repo.tags assert light_tag not in tags and obj_tag not in tags # remote deletion remote_refs_so_far = 0 remotes = rw_repo.remotes assert remotes for remote in remotes: refs = remote.refs # If a HEAD exists, it must be deleted first. Otherwise it might # end up pointing to an invalid ref it the ref was deleted before. remote_head_name = "HEAD" if remote_head_name in refs: RemoteReference.delete(rw_repo, refs[remote_head_name]) del(refs[remote_head_name]) # END handle HEAD deletion RemoteReference.delete(rw_repo, *refs) remote_refs_so_far += len(refs) for ref in refs: assert ref.remote_name == remote.name # END for each ref to delete assert remote_refs_so_far for remote in remotes: # remotes without references should produce an empty list self.assertEqual(remote.refs, []) # END for each remote # change where the active head points to if cur_head.is_detached: cur_head.reference = rw_repo.heads[0] head = cur_head.reference old_commit = head.commit head.commit = old_commit.parents[0] assert head.commit == old_commit.parents[0] assert head.commit == cur_head.commit head.commit = old_commit # setting a non-commit as commit fails, but succeeds as object head_tree = head.commit.tree self.failUnlessRaises(ValueError, setattr, head, 'commit', head_tree) assert head.commit == old_commit # and the ref did not change # we allow heds to point to any object head.object = head_tree assert head.object == head_tree # cannot query tree as commit self.failUnlessRaises(TypeError, getattr, head, 'commit') # set the commit directly using the head. This would never detach the head assert not cur_head.is_detached head.object = old_commit cur_head.reference = head.commit assert cur_head.is_detached parent_commit = head.commit.parents[0] assert cur_head.is_detached cur_head.commit = parent_commit assert cur_head.is_detached and cur_head.commit == parent_commit cur_head.reference = head assert not cur_head.is_detached cur_head.commit = parent_commit assert not cur_head.is_detached assert head.commit == parent_commit # test checkout active_branch = rw_repo.active_branch for head in rw_repo.heads: checked_out_head = head.checkout() assert checked_out_head == head # END for each head to checkout # checkout with branch creation new_head = active_branch.checkout(b="new_head") assert active_branch != rw_repo.active_branch assert new_head == rw_repo.active_branch # checkout with force as we have a changed a file # clear file open(new_head.commit.tree.blobs[-1].abspath, 'w').close() assert len(new_head.commit.diff(None)) # create a new branch that is likely to touch the file we changed far_away_head = rw_repo.create_head("far_head", 'HEAD~100') self.failUnlessRaises(GitCommandError, far_away_head.checkout) assert active_branch == active_branch.checkout(force=True) assert rw_repo.head.reference != far_away_head # test reference creation partial_ref = 'sub/ref' full_ref = 'refs/%s' % partial_ref ref = Reference.create(rw_repo, partial_ref) assert ref.path == full_ref assert ref.object == rw_repo.head.commit self.failUnlessRaises(OSError, Reference.create, rw_repo, full_ref, 'HEAD~20') # it works if it is at the same spot though and points to the same reference assert Reference.create(rw_repo, full_ref, 'HEAD').path == full_ref Reference.delete(rw_repo, full_ref) # recreate the reference using a full_ref ref = Reference.create(rw_repo, full_ref) assert ref.path == full_ref assert ref.object == rw_repo.head.commit # recreate using force ref = Reference.create(rw_repo, partial_ref, 'HEAD~1', force=True) assert ref.path == full_ref assert ref.object == rw_repo.head.commit.parents[0] # rename it orig_obj = ref.object for name in ('refs/absname', 'rela_name', 'feature/rela_name'): ref_new_name = ref.rename(name) assert isinstance(ref_new_name, Reference) assert name in ref_new_name.path assert ref_new_name.object == orig_obj assert ref_new_name == ref # END for each name type # References that don't exist trigger an error if we want to access them self.failUnlessRaises(ValueError, getattr, Reference(rw_repo, "refs/doesntexist"), 'commit') # exists, fail unless we force ex_ref_path = far_away_head.path self.failUnlessRaises(OSError, ref.rename, ex_ref_path) # if it points to the same commit it works far_away_head.commit = ref.commit ref.rename(ex_ref_path) assert ref.path == ex_ref_path and ref.object == orig_obj assert ref.rename(ref.path).path == ex_ref_path # rename to same name # create symbolic refs symref_path = "symrefs/sym" symref = SymbolicReference.create(rw_repo, symref_path, cur_head.reference) assert symref.path == symref_path assert symref.reference == cur_head.reference self.failUnlessRaises(OSError, SymbolicReference.create, rw_repo, symref_path, cur_head.reference.commit) # it works if the new ref points to the same reference SymbolicReference.create(rw_repo, symref.path, symref.reference).path == symref.path # @NoEffect SymbolicReference.delete(rw_repo, symref) # would raise if the symref wouldn't have been deletedpbl symref = SymbolicReference.create(rw_repo, symref_path, cur_head.reference) # test symbolic references which are not at default locations like HEAD # or FETCH_HEAD - they may also be at spots in refs of course symbol_ref_path = "refs/symbol_ref" symref = SymbolicReference(rw_repo, symbol_ref_path) assert symref.path == symbol_ref_path symbol_ref_abspath = os.path.join(rw_repo.git_dir, symref.path) # set it symref.reference = new_head assert symref.reference == new_head assert os.path.isfile(symbol_ref_abspath) assert symref.commit == new_head.commit for name in ('absname', 'folder/rela_name'): symref_new_name = symref.rename(name) assert isinstance(symref_new_name, SymbolicReference) assert name in symref_new_name.path assert symref_new_name.reference == new_head assert symref_new_name == symref assert not symref.is_detached # END for each ref # create a new non-head ref just to be sure we handle it even if packed Reference.create(rw_repo, full_ref) # test ref listing - assure we have packed refs rw_repo.git.pack_refs(all=True, prune=True) heads = rw_repo.heads assert heads assert new_head in heads assert active_branch in heads assert rw_repo.tags # we should be able to iterate all symbolic refs as well - in that case # we should expect only symbolic references to be returned for symref in SymbolicReference.iter_items(rw_repo): assert not symref.is_detached # when iterating references, we can get references and symrefs # when deleting all refs, I'd expect them to be gone ! Even from # the packed ones # For this to work, we must not be on any branch rw_repo.head.reference = rw_repo.head.commit deleted_refs = set() for ref in Reference.iter_items(rw_repo): if ref.is_detached: ref.delete(rw_repo, ref) deleted_refs.add(ref) # END delete ref # END for each ref to iterate and to delete assert deleted_refs for ref in Reference.iter_items(rw_repo): if ref.is_detached: assert ref not in deleted_refs # END for each ref # reattach head - head will not be returned if it is not a symbolic # ref rw_repo.head.reference = Head.create(rw_repo, "master") # At least the head should still exist assert os.path.isfile(os.path.join(rw_repo.git_dir, 'HEAD')) refs = list(SymbolicReference.iter_items(rw_repo)) assert len(refs) == 1 # test creation of new refs from scratch for path in ("basename", "dir/somename", "dir2/subdir/basename"): # REFERENCES ############ fpath = Reference.to_full_path(path) ref_fp = Reference.from_path(rw_repo, fpath) assert not ref_fp.is_valid() ref = Reference(rw_repo, fpath) assert ref == ref_fp # can be created by assigning a commit ref.commit = rw_repo.head.commit assert ref.is_valid() # if the assignment raises, the ref doesn't exist Reference.delete(ref.repo, ref.path) assert not ref.is_valid() self.failUnlessRaises(ValueError, setattr, ref, 'commit', "nonsense") assert not ref.is_valid() # I am sure I had my reason to make it a class method at first, but # now it doesn't make so much sense anymore, want an instance method as well # See http://byronimo.lighthouseapp.com/projects/51787-gitpython/tickets/27 Reference.delete(ref.repo, ref.path) assert not ref.is_valid() ref.object = rw_repo.head.commit assert ref.is_valid() Reference.delete(ref.repo, ref.path) assert not ref.is_valid() self.failUnlessRaises(ValueError, setattr, ref, 'object', "nonsense") assert not ref.is_valid()
def test_is_valid(self): assert not Reference(self.rorepo, 'refs/doesnt/exist').is_valid() assert self.rorepo.head.is_valid() assert self.rorepo.head.reference.is_valid() assert not SymbolicReference(self.rorepo, 'hellothere').is_valid()
def test_head_reset(self, rw_repo): cur_head = rw_repo.head old_head_commit = cur_head.commit new_head_commit = cur_head.ref.commit.parents[0] cur_head.reset(new_head_commit, index=True) # index only assert cur_head.reference.commit == new_head_commit self.failUnlessRaises(ValueError, cur_head.reset, new_head_commit, index=False, working_tree=True) new_head_commit = new_head_commit.parents[0] cur_head.reset(new_head_commit, index=True, working_tree=True) # index + wt assert cur_head.reference.commit == new_head_commit # paths - make sure we have something to do rw_repo.index.reset(old_head_commit.parents[0]) cur_head.reset(cur_head, paths="test") cur_head.reset(new_head_commit, paths="lib") # hard resets with paths don't work, its all or nothing self.failUnlessRaises(GitCommandError, cur_head.reset, new_head_commit, working_tree=True, paths="lib") # we can do a mixed reset, and then checkout from the index though cur_head.reset(new_head_commit) rw_repo.index.checkout(["lib"], force=True) # now that we have a write write repo, change the HEAD reference - its # like git-reset --soft heads = rw_repo.heads assert heads for head in heads: cur_head.reference = head assert cur_head.reference == head assert isinstance(cur_head.reference, Head) assert cur_head.commit == head.commit assert not cur_head.is_detached # END for each head # detach active_head = heads[0] curhead_commit = active_head.commit cur_head.reference = curhead_commit assert cur_head.commit == curhead_commit assert cur_head.is_detached self.failUnlessRaises(TypeError, getattr, cur_head, "reference") # tags are references, hence we can point to them some_tag = rw_repo.tags[0] cur_head.reference = some_tag assert not cur_head.is_detached assert cur_head.commit == some_tag.commit assert isinstance(cur_head.reference, TagReference) # put HEAD back to a real head, otherwise everything else fails cur_head.reference = active_head # type check self.failUnlessRaises(ValueError, setattr, cur_head, "reference", "that") # head handling commit = 'HEAD' prev_head_commit = cur_head.commit for count, new_name in enumerate(("my_new_head", "feature/feature1")): actual_commit = commit + "^" * count new_head = Head.create(rw_repo, new_name, actual_commit) assert new_head.is_detached assert cur_head.commit == prev_head_commit assert isinstance(new_head, Head) # already exists, but has the same value, so its fine Head.create(rw_repo, new_name, new_head.commit) # its not fine with a different value self.failUnlessRaises(OSError, Head.create, rw_repo, new_name, new_head.commit.parents[0]) # force it new_head = Head.create(rw_repo, new_name, actual_commit, force=True) old_path = new_head.path old_name = new_head.name assert new_head.rename("hello").name == "hello" assert new_head.rename("hello/world").name == "hello/world" assert new_head.rename(old_name).name == old_name and new_head.path == old_path # rename with force tmp_head = Head.create(rw_repo, "tmphead") self.failUnlessRaises(GitCommandError, tmp_head.rename, new_head) tmp_head.rename(new_head, force=True) assert tmp_head == new_head and tmp_head.object == new_head.object logfile = RefLog.path(tmp_head) assert osp.isfile(logfile) Head.delete(rw_repo, tmp_head) # deletion removes the log as well assert not osp.isfile(logfile) heads = rw_repo.heads assert tmp_head not in heads and new_head not in heads # force on deletion testing would be missing here, code looks okay though ;) # END for each new head name self.failUnlessRaises(TypeError, RemoteReference.create, rw_repo, "some_name") # tag ref tag_name = "5.0.2" TagReference.create(rw_repo, tag_name) self.failUnlessRaises(GitCommandError, TagReference.create, rw_repo, tag_name) light_tag = TagReference.create(rw_repo, tag_name, "HEAD~1", force=True) assert isinstance(light_tag, TagReference) assert light_tag.name == tag_name assert light_tag.commit == cur_head.commit.parents[0] assert light_tag.tag is None # tag with tag object other_tag_name = "releases/1.0.2RC" msg = "my mighty tag\nsecond line" obj_tag = TagReference.create(rw_repo, other_tag_name, message=msg) assert isinstance(obj_tag, TagReference) assert obj_tag.name == other_tag_name assert obj_tag.commit == cur_head.commit assert obj_tag.tag is not None TagReference.delete(rw_repo, light_tag, obj_tag) tags = rw_repo.tags assert light_tag not in tags and obj_tag not in tags # remote deletion remote_refs_so_far = 0 remotes = rw_repo.remotes assert remotes for remote in remotes: refs = remote.refs # If a HEAD exists, it must be deleted first. Otherwise it might # end up pointing to an invalid ref it the ref was deleted before. remote_head_name = "HEAD" if remote_head_name in refs: RemoteReference.delete(rw_repo, refs[remote_head_name]) del(refs[remote_head_name]) # END handle HEAD deletion RemoteReference.delete(rw_repo, *refs) remote_refs_so_far += len(refs) for ref in refs: assert ref.remote_name == remote.name # END for each ref to delete assert remote_refs_so_far for remote in remotes: # remotes without references should produce an empty list self.assertEqual(remote.refs, []) # END for each remote # change where the active head points to if cur_head.is_detached: cur_head.reference = rw_repo.heads[0] head = cur_head.reference old_commit = head.commit head.commit = old_commit.parents[0] assert head.commit == old_commit.parents[0] assert head.commit == cur_head.commit head.commit = old_commit # setting a non-commit as commit fails, but succeeds as object head_tree = head.commit.tree self.failUnlessRaises(ValueError, setattr, head, 'commit', head_tree) assert head.commit == old_commit # and the ref did not change # we allow heds to point to any object head.object = head_tree assert head.object == head_tree # cannot query tree as commit self.failUnlessRaises(TypeError, getattr, head, 'commit') # set the commit directly using the head. This would never detach the head assert not cur_head.is_detached head.object = old_commit cur_head.reference = head.commit assert cur_head.is_detached parent_commit = head.commit.parents[0] assert cur_head.is_detached cur_head.commit = parent_commit assert cur_head.is_detached and cur_head.commit == parent_commit cur_head.reference = head assert not cur_head.is_detached cur_head.commit = parent_commit assert not cur_head.is_detached assert head.commit == parent_commit # test checkout active_branch = rw_repo.active_branch for head in rw_repo.heads: checked_out_head = head.checkout() assert checked_out_head == head # END for each head to checkout # checkout with branch creation new_head = active_branch.checkout(b="new_head") assert active_branch != rw_repo.active_branch assert new_head == rw_repo.active_branch # checkout with force as we have a changed a file # clear file open(new_head.commit.tree.blobs[-1].abspath, 'w').close() assert len(new_head.commit.diff(None)) # create a new branch that is likely to touch the file we changed far_away_head = rw_repo.create_head("far_head", 'HEAD~100') self.failUnlessRaises(GitCommandError, far_away_head.checkout) assert active_branch == active_branch.checkout(force=True) assert rw_repo.head.reference != far_away_head # test reference creation partial_ref = 'sub/ref' full_ref = 'refs/%s' % partial_ref ref = Reference.create(rw_repo, partial_ref) assert ref.path == full_ref assert ref.object == rw_repo.head.commit self.failUnlessRaises(OSError, Reference.create, rw_repo, full_ref, 'HEAD~20') # it works if it is at the same spot though and points to the same reference assert Reference.create(rw_repo, full_ref, 'HEAD').path == full_ref Reference.delete(rw_repo, full_ref) # recreate the reference using a full_ref ref = Reference.create(rw_repo, full_ref) assert ref.path == full_ref assert ref.object == rw_repo.head.commit # recreate using force ref = Reference.create(rw_repo, partial_ref, 'HEAD~1', force=True) assert ref.path == full_ref assert ref.object == rw_repo.head.commit.parents[0] # rename it orig_obj = ref.object for name in ('refs/absname', 'rela_name', 'feature/rela_name'): ref_new_name = ref.rename(name) assert isinstance(ref_new_name, Reference) assert name in ref_new_name.path assert ref_new_name.object == orig_obj assert ref_new_name == ref # END for each name type # References that don't exist trigger an error if we want to access them self.failUnlessRaises(ValueError, getattr, Reference(rw_repo, "refs/doesntexist"), 'commit') # exists, fail unless we force ex_ref_path = far_away_head.path self.failUnlessRaises(OSError, ref.rename, ex_ref_path) # if it points to the same commit it works far_away_head.commit = ref.commit ref.rename(ex_ref_path) assert ref.path == ex_ref_path and ref.object == orig_obj assert ref.rename(ref.path).path == ex_ref_path # rename to same name # create symbolic refs symref_path = "symrefs/sym" symref = SymbolicReference.create(rw_repo, symref_path, cur_head.reference) assert symref.path == symref_path assert symref.reference == cur_head.reference self.failUnlessRaises(OSError, SymbolicReference.create, rw_repo, symref_path, cur_head.reference.commit) # it works if the new ref points to the same reference SymbolicReference.create(rw_repo, symref.path, symref.reference).path == symref.path # @NoEffect SymbolicReference.delete(rw_repo, symref) # would raise if the symref wouldn't have been deletedpbl symref = SymbolicReference.create(rw_repo, symref_path, cur_head.reference) # test symbolic references which are not at default locations like HEAD # or FETCH_HEAD - they may also be at spots in refs of course symbol_ref_path = "refs/symbol_ref" symref = SymbolicReference(rw_repo, symbol_ref_path) assert symref.path == symbol_ref_path symbol_ref_abspath = osp.join(rw_repo.git_dir, symref.path) # set it symref.reference = new_head assert symref.reference == new_head assert osp.isfile(symbol_ref_abspath) assert symref.commit == new_head.commit for name in ('absname', 'folder/rela_name'): symref_new_name = symref.rename(name) assert isinstance(symref_new_name, SymbolicReference) assert name in symref_new_name.path assert symref_new_name.reference == new_head assert symref_new_name == symref assert not symref.is_detached # END for each ref # create a new non-head ref just to be sure we handle it even if packed Reference.create(rw_repo, full_ref) # test ref listing - assure we have packed refs rw_repo.git.pack_refs(all=True, prune=True) heads = rw_repo.heads assert heads assert new_head in heads assert active_branch in heads assert rw_repo.tags # we should be able to iterate all symbolic refs as well - in that case # we should expect only symbolic references to be returned for symref in SymbolicReference.iter_items(rw_repo): assert not symref.is_detached # when iterating references, we can get references and symrefs # when deleting all refs, I'd expect them to be gone ! Even from # the packed ones # For this to work, we must not be on any branch rw_repo.head.reference = rw_repo.head.commit deleted_refs = set() for ref in Reference.iter_items(rw_repo): if ref.is_detached: ref.delete(rw_repo, ref) deleted_refs.add(ref) # END delete ref # END for each ref to iterate and to delete assert deleted_refs for ref in Reference.iter_items(rw_repo): if ref.is_detached: assert ref not in deleted_refs # END for each ref # reattach head - head will not be returned if it is not a symbolic # ref rw_repo.head.reference = Head.create(rw_repo, "master") # At least the head should still exist assert osp.isfile(osp.join(rw_repo.git_dir, 'HEAD')) refs = list(SymbolicReference.iter_items(rw_repo)) assert len(refs) == 1 # test creation of new refs from scratch for path in ("basename", "dir/somename", "dir2/subdir/basename"): # REFERENCES ############ fpath = Reference.to_full_path(path) ref_fp = Reference.from_path(rw_repo, fpath) assert not ref_fp.is_valid() ref = Reference(rw_repo, fpath) assert ref == ref_fp # can be created by assigning a commit ref.commit = rw_repo.head.commit assert ref.is_valid() # if the assignment raises, the ref doesn't exist Reference.delete(ref.repo, ref.path) assert not ref.is_valid() self.failUnlessRaises(ValueError, setattr, ref, 'commit', "nonsense") assert not ref.is_valid() # I am sure I had my reason to make it a class method at first, but # now it doesn't make so much sense anymore, want an instance method as well # See http://byronimo.lighthouseapp.com/projects/51787-gitpython/tickets/27 Reference.delete(ref.repo, ref.path) assert not ref.is_valid() ref.object = rw_repo.head.commit assert ref.is_valid() Reference.delete(ref.repo, ref.path) assert not ref.is_valid() self.failUnlessRaises(ValueError, setattr, ref, 'object', "nonsense") assert not ref.is_valid()