GitPython/test/test_index.py at master · MacroscopeBenchmark/GitPython · GitHub

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# -*- coding: utf-8 -*-

# test_index.py

# This module is part of GitPython and is released under

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

from io import BytesIO

import os

from stat import (

S_ISLNK,

ST_MODE

)

import tempfile

from unittest import skipIf

from git import (

IndexFile,

Repo,

BlobFilter,

UnmergedEntriesError,

Tree,

Object,

Diff,

GitCommandError,

CheckoutError,

)

from git.compat import is_win

from git.exc import (

HookExecutionError,

InvalidGitRepositoryError

)

from git.index.fun import hook_path

from git.index.typ import (

BaseIndexEntry,

IndexEntry

)

from git.objects import Blob

from test.lib import (

TestBase,

fixture_path,

fixture,

with_rw_repo

)

from test.lib import with_rw_directory

from git.util import Actor, rmtree

from git.util import HIDE_WINDOWS_KNOWN_ERRORS, hex_to_bin

from gitdb.base import IStream

import os.path as osp

from git.cmd import Git

HOOKS_SHEBANG = "#!/usr/bin/env sh\n"

@skipIf(HIDE_WINDOWS_KNOWN_ERRORS, "TODO: fix hooks execution on Windows: #703")

def _make_hook(git_dir, name, content, make_exec=True):

"""A helper to create a hook"""

hp = hook_path(name, git_dir)

hpd = osp.dirname(hp)

if not osp.isdir(hpd):

os.mkdir(hpd)

with open(hp, "wt") as fp:

fp.write(HOOKS_SHEBANG + content)

if make_exec:

os.chmod(hp, 0o744)

return hp

class TestIndex(TestBase):

def __init__(self, *args):

super(TestIndex, self).__init__(*args)

self._reset_progress()

def _assert_fprogress(self, entries):

self.assertEqual(len(entries), len(self._fprogress_map))

for _path, call_count in self._fprogress_map.items():

self.assertEqual(call_count, 2)

# END for each item in progress map

self._reset_progress()

def _fprogress(self, path, done, item):

self._fprogress_map.setdefault(path, 0)

curval = self._fprogress_map[path]

if curval == 0:

assert not done

if curval == 1:

assert done

self._fprogress_map[path] = curval + 1

def _fprogress_add(self, path, done, item):

"""Called as progress func - we keep track of the proper

call order"""

assert item is not None

self._fprogress(path, done, item)

def _reset_progress(self):

# maps paths to the count of calls

self._fprogress_map = {}

def _assert_entries(self, entries):

for entry in entries:

assert isinstance(entry, BaseIndexEntry)

assert not osp.isabs(entry.path)

assert "\\" not in entry.path

# END for each entry

def test_index_file_base(self):

# read from file

index = IndexFile(self.rorepo, fixture_path("index"))

assert index.entries

assert index.version > 0

# test entry

entry = next(iter(index.entries.values()))

for attr in ("path", "ctime", "mtime", "dev", "inode", "mode", "uid",

"gid", "size", "binsha", "hexsha", "stage"):

getattr(entry, attr)

# END for each method

# test update

entries = index.entries

assert isinstance(index.update(), IndexFile)

assert entries is not index.entries

# test stage

index_merge = IndexFile(self.rorepo, fixture_path("index_merge"))

self.assertEqual(len(index_merge.entries), 106)

assert len([e for e in index_merge.entries.values() if e.stage != 0])

# write the data - it must match the original

tmpfile = tempfile.mktemp()

index_merge.write(tmpfile)

with open(tmpfile, 'rb') as fp:

self.assertEqual(fp.read(), fixture("index_merge"))

os.remove(tmpfile)

def _cmp_tree_index(self, tree, index):

# fail unless both objects contain the same paths and blobs

if isinstance(tree, str):

tree = self.rorepo.commit(tree).tree

blist = []

for blob in tree.traverse(predicate=lambda e, d: e.type == "blob", branch_first=False):

assert (blob.path, 0) in index.entries

blist.append(blob)

# END for each blob in tree

if len(blist) != len(index.entries):

iset = {k[0] for k in index.entries.keys()}

bset = {b.path for b in blist}

raise AssertionError("CMP Failed: Missing entries in index: %s, missing in tree: %s" %

(bset - iset, iset - bset))

# END assertion message

@with_rw_repo('0.1.6')

def test_index_lock_handling(self, rw_repo):

def add_bad_blob():

rw_repo.index.add([Blob(rw_repo, b'f' * 20, 'bad-permissions', 'foo')])

try:

## 1st fail on purpose adding into index.

add_bad_blob()

except Exception as ex:

msg_py3 = "required argument is not an integer"

msg_py2 = "cannot convert argument to integer"

assert msg_py2 in str(ex) or msg_py3 in str(ex)

## 2nd time should not fail due to stray lock file

try:

add_bad_blob()

except Exception as ex:

assert "index.lock' could not be obtained" not in str(ex)

@with_rw_repo('0.1.6')

def test_index_file_from_tree(self, rw_repo):

common_ancestor_sha = "5117c9c8a4d3af19a9958677e45cda9269de1541"

cur_sha = "4b43ca7ff72d5f535134241e7c797ddc9c7a3573"

other_sha = "39f85c4358b7346fee22169da9cad93901ea9eb9"

# simple index from tree

base_index = IndexFile.from_tree(rw_repo, common_ancestor_sha)

assert base_index.entries

self._cmp_tree_index(common_ancestor_sha, base_index)

# merge two trees - its like a fast-forward

two_way_index = IndexFile.from_tree(rw_repo, common_ancestor_sha, cur_sha)

assert two_way_index.entries

self._cmp_tree_index(cur_sha, two_way_index)

# merge three trees - here we have a merge conflict

three_way_index = IndexFile.from_tree(rw_repo, common_ancestor_sha, cur_sha, other_sha)

assert len([e for e in three_way_index.entries.values() if e.stage != 0])

# ITERATE BLOBS

merge_required = lambda t: t[0] != 0

merge_blobs = list(three_way_index.iter_blobs(merge_required))

assert merge_blobs

assert merge_blobs[0][0] in (1, 2, 3)

assert isinstance(merge_blobs[0][1], Blob)

# test BlobFilter

prefix = 'lib/git'

for _stage, blob in base_index.iter_blobs(BlobFilter([prefix])):

assert blob.path.startswith(prefix)

# writing a tree should fail with an unmerged index

self.assertRaises(UnmergedEntriesError, three_way_index.write_tree)

# removed unmerged entries

unmerged_blob_map = three_way_index.unmerged_blobs()

assert unmerged_blob_map

# pick the first blob at the first stage we find and use it as resolved version

three_way_index.resolve_blobs(line[0][1] for line in unmerged_blob_map.values())

tree = three_way_index.write_tree()

assert isinstance(tree, Tree)

num_blobs = 0

for blob in tree.traverse(predicate=lambda item, d: item.type == "blob"):

assert (blob.path, 0) in three_way_index.entries

num_blobs += 1

# END for each blob

self.assertEqual(num_blobs, len(three_way_index.entries))

@with_rw_repo('0.1.6')

def test_index_merge_tree(self, rw_repo):

# A bit out of place, but we need a different repo for this:

self.assertNotEqual(self.rorepo, rw_repo)

self.assertEqual(len({self.rorepo, self.rorepo, rw_repo, rw_repo}), 2)

# SINGLE TREE MERGE

# current index is at the (virtual) cur_commit

next_commit = "4c39f9da792792d4e73fc3a5effde66576ae128c"

parent_commit = rw_repo.head.commit.parents[0]

manifest_key = IndexFile.entry_key('MANIFEST.in', 0)

manifest_entry = rw_repo.index.entries[manifest_key]

rw_repo.index.merge_tree(next_commit)

# only one change should be recorded

assert manifest_entry.binsha != rw_repo.index.entries[manifest_key].binsha

rw_repo.index.reset(rw_repo.head)

self.assertEqual(rw_repo.index.entries[manifest_key].binsha, manifest_entry.binsha)

# FAKE MERGE

#############

# Add a change with a NULL sha that should conflict with next_commit. We

# pretend there was a change, but we do not even bother adding a proper

# sha for it ( which makes things faster of course )

manifest_fake_entry = BaseIndexEntry((manifest_entry[0], b"\0" * 20, 0, manifest_entry[3]))

# try write flag

self._assert_entries(rw_repo.index.add([manifest_fake_entry], write=False))

# add actually resolves the null-hex-sha for us as a feature, but we can

# edit the index manually

assert rw_repo.index.entries[manifest_key].binsha != Object.NULL_BIN_SHA

# must operate on the same index for this ! Its a bit problematic as

# it might confuse people

index = rw_repo.index

index.entries[manifest_key] = IndexEntry.from_base(manifest_fake_entry)

index.write()

self.assertEqual(rw_repo.index.entries[manifest_key].hexsha, Diff.NULL_HEX_SHA)

# write an unchanged index ( just for the fun of it )

rw_repo.index.write()

# a three way merge would result in a conflict and fails as the command will

# not overwrite any entries in our index and hence leave them unmerged. This is

# mainly a protection feature as the current index is not yet in a tree

self.assertRaises(GitCommandError, index.merge_tree, next_commit, base=parent_commit)

# the only way to get the merged entries is to safe the current index away into a tree,

# which is like a temporary commit for us. This fails as well as the NULL sha deos not

# have a corresponding object

# NOTE: missing_ok is not a kwarg anymore, missing_ok is always true

# self.assertRaises(GitCommandError, index.write_tree)

# if missing objects are okay, this would work though ( they are always okay now )

# As we can't read back the tree with NULL_SHA, we rather set it to something else

index.entries[manifest_key] = IndexEntry(manifest_entry[:1] + (hex_to_bin('f' * 40),) + manifest_entry[2:])

tree = index.write_tree()

# now make a proper three way merge with unmerged entries

unmerged_tree = IndexFile.from_tree(rw_repo, parent_commit, tree, next_commit)

unmerged_blobs = unmerged_tree.unmerged_blobs()

self.assertEqual(len(unmerged_blobs), 1)

self.assertEqual(list(unmerged_blobs.keys())[0], manifest_key[0])

@with_rw_repo('0.1.6')

def test_index_file_diffing(self, rw_repo):

# default Index instance points to our index

index = IndexFile(rw_repo)

assert index.path is not None

assert len(index.entries)

# write the file back

index.write()

# could sha it, or check stats

# test diff

# resetting the head will leave the index in a different state, and the

# diff will yield a few changes

cur_head_commit = rw_repo.head.reference.commit

rw_repo.head.reset('HEAD~6', index=True, working_tree=False)

# diff against same index is 0

diff = index.diff()

self.assertEqual(len(diff), 0)

# against HEAD as string, must be the same as it matches index

diff = index.diff('HEAD')

self.assertEqual(len(diff), 0)

# against previous head, there must be a difference

diff = index.diff(cur_head_commit)

assert len(diff)

# we reverse the result

adiff = index.diff(str(cur_head_commit), R=True)

odiff = index.diff(cur_head_commit, R=False) # now its not reversed anymore

assert adiff != odiff

self.assertEqual(odiff, diff) # both unreversed diffs against HEAD

# against working copy - its still at cur_commit

wdiff = index.diff(None)

assert wdiff != adiff

assert wdiff != odiff

# against something unusual

self.assertRaises(ValueError, index.diff, int)

# adjust the index to match an old revision

cur_branch = rw_repo.active_branch

cur_commit = cur_branch.commit

rev_head_parent = 'HEAD~1'

assert index.reset(rev_head_parent) is index

self.assertEqual(cur_branch, rw_repo.active_branch)

self.assertEqual(cur_commit, rw_repo.head.commit)

# there must be differences towards the working tree which is in the 'future'

assert index.diff(None)

# reset the working copy as well to current head,to pull 'back' as well

new_data = b"will be reverted"

file_path = osp.join(rw_repo.working_tree_dir, "CHANGES")

with open(file_path, "wb") as fp:

fp.write(new_data)

index.reset(rev_head_parent, working_tree=True)

assert not index.diff(None)

self.assertEqual(cur_branch, rw_repo.active_branch)

self.assertEqual(cur_commit, rw_repo.head.commit)

with open(file_path, 'rb') as fp:

assert fp.read() != new_data

# test full checkout

test_file = osp.join(rw_repo.working_tree_dir, "CHANGES")

with open(test_file, 'ab') as fd:

fd.write(b"some data")

rval = index.checkout(None, force=True, fprogress=self._fprogress)

assert 'CHANGES' in list(rval)

self._assert_fprogress([None])

assert osp.isfile(test_file)

os.remove(test_file)

rval = index.checkout(None, force=False, fprogress=self._fprogress)

assert 'CHANGES' in list(rval)

self._assert_fprogress([None])

assert osp.isfile(test_file)

# individual file

os.remove(test_file)

rval = index.checkout(test_file, fprogress=self._fprogress)

self.assertEqual(list(rval)[0], 'CHANGES')

self._assert_fprogress([test_file])

assert osp.exists(test_file)

# checking out non-existing file throws

self.assertRaises(CheckoutError, index.checkout, "doesnt_exist_ever.txt.that")

self.assertRaises(CheckoutError, index.checkout, paths=["doesnt/exist"])

# checkout file with modifications

append_data = b"hello"

with open(test_file, "ab") as fp:

fp.write(append_data)

try:

index.checkout(test_file)

except CheckoutError as e:

# detailed exceptions are only possible in older git versions

if rw_repo.git._version_info < (2, 29):

self.assertEqual(len(e.failed_files), 1)

self.assertEqual(e.failed_files[0], osp.basename(test_file))

self.assertEqual(len(e.failed_files), len(e.failed_reasons))

self.assertIsInstance(e.failed_reasons[0], str)

self.assertEqual(len(e.valid_files), 0)

with open(test_file, 'rb') as fd:

s = fd.read()

self.assertTrue(s.endswith(append_data), s)

else:

raise AssertionError("Exception CheckoutError not thrown")

# if we force it it should work

index.checkout(test_file, force=True)

assert not open(test_file, 'rb').read().endswith(append_data)

# checkout directory

rmtree(osp.join(rw_repo.working_tree_dir, "lib"))

rval = index.checkout('lib')

assert len(list(rval)) > 1

def _count_existing(self, repo, files):

"""

Returns count of files that actually exist in the repository directory.

"""

existing = 0

basedir = repo.working_tree_dir

for f in files:

existing += osp.isfile(osp.join(basedir, f))

# END for each deleted file

return existing

# END num existing helper

@skipIf(HIDE_WINDOWS_KNOWN_ERRORS and Git.is_cygwin(),

"""FIXME: File "C:\\projects\\gitpython\\git\\test\\test_index.py", line 642, in test_index_mutation

self.assertEqual(fd.read(), link_target)

AssertionError: '!<symlink>\xff\xfe/\x00e\x00t\x00c\x00/\x00t\x00h\x00a\x00t\x00\x00\x00'

!= '/etc/that'

""")

@with_rw_repo('0.1.6')

def test_index_mutation(self, rw_repo):

index = rw_repo.index

num_entries = len(index.entries)

cur_head = rw_repo.head

uname = "Thomas Müller"

umail = "sd@company.com"

with rw_repo.config_writer() as writer:

writer.set_value("user", "name", uname)

writer.set_value("user", "email", umail)

self.assertEqual(writer.get_value("user", "name"), uname)

# remove all of the files, provide a wild mix of paths, BaseIndexEntries,

# IndexEntries

def mixed_iterator():

count = 0

for entry in index.entries.values():

type_id = count % 4

if type_id == 0: # path

yield entry.path

elif type_id == 1: # blob

yield Blob(rw_repo, entry.binsha, entry.mode, entry.path)

elif type_id == 2: # BaseIndexEntry

yield BaseIndexEntry(entry[:4])

elif type_id == 3: # IndexEntry

yield entry

else:

raise AssertionError("Invalid Type")

count += 1

# END for each entry

# END mixed iterator

deleted_files = index.remove(mixed_iterator(), working_tree=False)

assert deleted_files

self.assertEqual(self._count_existing(rw_repo, deleted_files), len(deleted_files))

self.assertEqual(len(index.entries), 0)

# reset the index to undo our changes

index.reset()

self.assertEqual(len(index.entries), num_entries)

# remove with working copy

deleted_files = index.remove(mixed_iterator(), working_tree=True)

assert deleted_files

self.assertEqual(self._count_existing(rw_repo, deleted_files), 0)

# reset everything

index.reset(working_tree=True)

self.assertEqual(self._count_existing(rw_repo, deleted_files), len(deleted_files))

# invalid type

self.assertRaises(TypeError, index.remove, [1])

# absolute path

deleted_files = index.remove([osp.join(rw_repo.working_tree_dir, "lib")], r=True)

assert len(deleted_files) > 1

self.assertRaises(ValueError, index.remove, ["/doesnt/exists"])

# TEST COMMITTING

# commit changed index

cur_commit = cur_head.commit

commit_message = "commit default head by Frèderic Çaufl€"

new_commit = index.commit(commit_message, head=False)

assert cur_commit != new_commit

self.assertEqual(new_commit.author.name, uname)

self.assertEqual(new_commit.author.email, umail)

self.assertEqual(new_commit.committer.name, uname)

self.assertEqual(new_commit.committer.email, umail)

self.assertEqual(new_commit.message, commit_message)

self.assertEqual(new_commit.parents[0], cur_commit)

self.assertEqual(len(new_commit.parents), 1)

self.assertEqual(cur_head.commit, cur_commit)

# commit with other actor

cur_commit = cur_head.commit

my_author = Actor("Frèderic Çaufl€", "author@example.com")

my_committer = Actor("Committing Frèderic Çaufl€", "committer@example.com")

commit_actor = index.commit(commit_message, author=my_author, committer=my_committer)

assert cur_commit != commit_actor

self.assertEqual(commit_actor.author.name, "Frèderic Çaufl€")

self.assertEqual(commit_actor.author.email, "author@example.com")

self.assertEqual(commit_actor.committer.name, "Committing Frèderic Çaufl€")

self.assertEqual(commit_actor.committer.email, "committer@example.com")

self.assertEqual(commit_actor.message, commit_message)

self.assertEqual(commit_actor.parents[0], cur_commit)

self.assertEqual(len(new_commit.parents), 1)

self.assertEqual(cur_head.commit, commit_actor)

self.assertEqual(cur_head.log()[-1].actor, my_committer)

# commit with author_date and commit_date

cur_commit = cur_head.commit

commit_message = "commit with dates by Avinash Sajjanshetty"

new_commit = index.commit(commit_message, author_date="2006-04-07T22:13:13", commit_date="2005-04-07T22:13:13")

assert cur_commit != new_commit

print(new_commit.authored_date, new_commit.committed_date)

self.assertEqual(new_commit.message, commit_message)

self.assertEqual(new_commit.authored_date, 1144447993)

self.assertEqual(new_commit.committed_date, 1112911993)

# same index, no parents

commit_message = "index without parents"

commit_no_parents = index.commit(commit_message, parent_commits=[], head=True)

self.assertEqual(commit_no_parents.message, commit_message)

self.assertEqual(len(commit_no_parents.parents), 0)

self.assertEqual(cur_head.commit, commit_no_parents)

# same index, multiple parents

commit_message = "Index with multiple parents\n commit with another line"

commit_multi_parent = index.commit(commit_message, parent_commits=(commit_no_parents, new_commit))

self.assertEqual(commit_multi_parent.message, commit_message)

self.assertEqual(len(commit_multi_parent.parents), 2)

self.assertEqual(commit_multi_parent.parents[0], commit_no_parents)

self.assertEqual(commit_multi_parent.parents[1], new_commit)

self.assertEqual(cur_head.commit, commit_multi_parent)

# re-add all files in lib

# get the lib folder back on disk, but get an index without it

index.reset(new_commit.parents[0], working_tree=True).reset(new_commit, working_tree=False)

lib_file_path = osp.join("lib", "git", "__init__.py")

assert (lib_file_path, 0) not in index.entries

assert osp.isfile(osp.join(rw_repo.working_tree_dir, lib_file_path))

# directory

entries = index.add(['lib'], fprogress=self._fprogress_add)

self._assert_entries(entries)

self._assert_fprogress(entries)

assert len(entries) > 1

# glob

entries = index.reset(new_commit).add([osp.join('lib', 'git', '*.py')], fprogress=self._fprogress_add)

self._assert_entries(entries)

self._assert_fprogress(entries)

self.assertEqual(len(entries), 14)

# same file

entries = index.reset(new_commit).add(

[osp.join(rw_repo.working_tree_dir, 'lib', 'git', 'head.py')] * 2, fprogress=self._fprogress_add)

self._assert_entries(entries)

self.assertEqual(entries[0].mode & 0o644, 0o644)

# would fail, test is too primitive to handle this case

# self._assert_fprogress(entries)

self._reset_progress()

self.assertEqual(len(entries), 2)

# missing path

self.assertRaises(OSError, index.reset(new_commit).add, ['doesnt/exist/must/raise'])

# blob from older revision overrides current index revision

old_blob = new_commit.parents[0].tree.blobs[0]

entries = index.reset(new_commit).add([old_blob], fprogress=self._fprogress_add)

self._assert_entries(entries)

self._assert_fprogress(entries)

self.assertEqual(index.entries[(old_blob.path, 0)].hexsha, old_blob.hexsha)

self.assertEqual(len(entries), 1)

# mode 0 not allowed

null_hex_sha = Diff.NULL_HEX_SHA

null_bin_sha = b"\0" * 20

self.assertRaises(ValueError, index.reset(

new_commit).add, [BaseIndexEntry((0, null_bin_sha, 0, "doesntmatter"))])

# add new file

new_file_relapath = "my_new_file"

self._make_file(new_file_relapath, "hello world", rw_repo)

entries = index.reset(new_commit).add(

[BaseIndexEntry((0o10644, null_bin_sha, 0, new_file_relapath))], fprogress=self._fprogress_add)

self._assert_entries(entries)

self._assert_fprogress(entries)

self.assertEqual(len(entries), 1)

self.assertNotEqual(entries[0].hexsha, null_hex_sha)

# add symlink

if not is_win:

for target in ('/etc/nonexisting', '/etc/passwd', '/etc'):

basename = "my_real_symlink"

link_file = osp.join(rw_repo.working_tree_dir, basename)

os.symlink(target, link_file)

entries = index.reset(new_commit).add([link_file], fprogress=self._fprogress_add)

self._assert_entries(entries)

self._assert_fprogress(entries)

self.assertEqual(len(entries), 1)

self.assertTrue(S_ISLNK(entries[0].mode))

self.assertTrue(S_ISLNK(index.entries[index.entry_key("my_real_symlink", 0)].mode))

# we expect only the target to be written

self.assertEqual(index.repo.odb.stream(entries[0].binsha).read().decode('ascii'), target)

os.remove(link_file)

# end for each target

# END real symlink test

# add fake symlink and assure it checks-our as symlink

fake_symlink_relapath = "my_fake_symlink"

link_target = "/etc/that"

fake_symlink_path = self._make_file(fake_symlink_relapath, link_target, rw_repo)

fake_entry = BaseIndexEntry((0o120000, null_bin_sha, 0, fake_symlink_relapath))

entries = index.reset(new_commit).add([fake_entry], fprogress=self._fprogress_add)

self._assert_entries(entries)

self._assert_fprogress(entries)

assert entries[0].hexsha != null_hex_sha

self.assertEqual(len(entries), 1)

self.assertTrue(S_ISLNK(entries[0].mode))

# assure this also works with an alternate method

full_index_entry = IndexEntry.from_base(BaseIndexEntry((0o120000, entries[0].binsha, 0, entries[0].path)))

entry_key = index.entry_key(full_index_entry)

index.reset(new_commit)

assert entry_key not in index.entries

index.entries[entry_key] = full_index_entry

index.write()

index.update() # force reread of entries

new_entry = index.entries[entry_key]

assert S_ISLNK(new_entry.mode)

# a tree created from this should contain the symlink

tree = index.write_tree()

assert fake_symlink_relapath in tree

index.write() # flush our changes for the checkout

# checkout the fakelink, should be a link then

assert not S_ISLNK(os.stat(fake_symlink_path)[ST_MODE])

os.remove(fake_symlink_path)

index.checkout(fake_symlink_path)

# on windows we will never get symlinks

if is_win:

# simlinks should contain the link as text ( which is what a

# symlink actually is )

with open(fake_symlink_path, 'rt') as fd:

self.assertEqual(fd.read(), link_target)

else:

self.assertTrue(S_ISLNK(os.lstat(fake_symlink_path)[ST_MODE]))

# TEST RENAMING

def assert_mv_rval(rval):

for source, dest in rval:

assert not osp.exists(source) and osp.exists(dest)

# END for each renamed item

# END move assertion utility

self.assertRaises(ValueError, index.move, ['just_one_path'])

# file onto existing file

files = ['AUTHORS', 'LICENSE']

self.assertRaises(GitCommandError, index.move, files)

# again, with force

assert_mv_rval(index.move(files, f=True))

# files into directory - dry run

paths = ['LICENSE', 'VERSION', 'doc']

rval = index.move(paths, dry_run=True)

self.assertEqual(len(rval), 2)

assert osp.exists(paths[0])

# again, no dry run

rval = index.move(paths)

assert_mv_rval(rval)

# dir into dir

rval = index.move(['doc', 'test'])

assert_mv_rval(rval)

# TEST PATH REWRITING

######################

count = [0]

def rewriter(entry):

rval = str(count[0])

count[0] += 1

return rval

# END rewriter

def make_paths():

# two existing ones, one new one

yield 'CHANGES'

yield 'ez_setup.py'

yield index.entries[index.entry_key('README', 0)]

yield index.entries[index.entry_key('.gitignore', 0)]

for fid in range(3):

fname = 'newfile%i' % fid

with open(fname, 'wb') as fd:

fd.write(b"abcd")

yield Blob(rw_repo, Blob.NULL_BIN_SHA, 0o100644, fname)

# END for each new file

# END path producer

paths = list(make_paths())

self._assert_entries(index.add(paths, path_rewriter=rewriter))

for filenum in range(len(paths)):

assert index.entry_key(str(filenum), 0) in index.entries

# TEST RESET ON PATHS

######################

arela = "aa"

brela = "bb"

afile = self._make_file(arela, "adata", rw_repo)

bfile = self._make_file(brela, "bdata", rw_repo)

akey = index.entry_key(arela, 0)

bkey = index.entry_key(brela, 0)

keys = (akey, bkey)

absfiles = (afile, bfile)

files = (arela, brela)

for fkey in keys:

assert fkey not in index.entries

index.add(files, write=True)

nc = index.commit("2 files committed", head=False)

for fkey in keys:

assert fkey in index.entries

# just the index

index.reset(paths=(arela, afile))

assert akey not in index.entries

assert bkey in index.entries

# now with working tree - files on disk as well as entries must be recreated

rw_repo.head.commit = nc

for absfile in absfiles:

os.remove(absfile)

index.reset(working_tree=True, paths=files)

for fkey in keys:

assert fkey in index.entries

for absfile in absfiles:

assert osp.isfile(absfile)

@with_rw_repo('HEAD')

def test_compare_write_tree(self, rw_repo):

# write all trees and compare them

# its important to have a few submodules in there too

max_count = 25

count = 0

for commit in rw_repo.head.commit.traverse():

if count >= max_count:

break

count += 1

index = rw_repo.index.reset(commit)

orig_tree = commit.tree

self.assertEqual(index.write_tree(), orig_tree)

# END for each commit

@with_rw_repo('HEAD', bare=False)

def test_index_single_addremove(self, rw_repo):

fp = osp.join(rw_repo.working_dir, 'testfile.txt')

with open(fp, 'w') as fs:

fs.write('content of testfile')

self._assert_entries(rw_repo.index.add(fp))

deleted_files = rw_repo.index.remove(fp)

assert deleted_files

def test_index_new(self):

B = self.rorepo.tree("6d9b1f4f9fa8c9f030e3207e7deacc5d5f8bba4e")

H = self.rorepo.tree("25dca42bac17d511b7e2ebdd9d1d679e7626db5f")

M = self.rorepo.tree("e746f96bcc29238b79118123028ca170adc4ff0f")

for args in ((B,), (B, H), (B, H, M)):

index = IndexFile.new(self.rorepo, *args)

assert isinstance(index, IndexFile)

# END for each arg tuple

@with_rw_repo('HEAD', bare=True)

def test_index_bare_add(self, rw_bare_repo):

# Something is wrong after cloning to a bare repo, reading the

# property rw_bare_repo.working_tree_dir will return '/tmp'

# instead of throwing the Exception we are expecting. This is

# a quick hack to make this test fail when expected.

assert rw_bare_repo.working_tree_dir is None

assert rw_bare_repo.bare

contents = b'This is a BytesIO file'

filesize = len(contents)

fileobj = BytesIO(contents)

filename = 'my-imaginary-file'

istream = rw_bare_repo.odb.store(

IStream(Blob.type, filesize, fileobj))

entry = BaseIndexEntry((0o100644, istream.binsha, 0, filename))

try:

rw_bare_repo.index.add([entry])

except AssertionError:

self.fail("Adding to the index of a bare repo is not allowed.")

# Adding using a path should still require a non-bare repository.

asserted = False

path = osp.join('git', 'test', 'test_index.py')

try:

rw_bare_repo.index.add([path])

except InvalidGitRepositoryError:

asserted = True

assert asserted, "Adding using a filename is not correctly asserted."

@with_rw_directory

def test_add_utf8P_path(self, rw_dir):

# NOTE: fp is not a Unicode object in python 2 (which is the source of the problem)

fp = osp.join(rw_dir, 'ø.txt')

with open(fp, 'wb') as fs:

fs.write('content of ø'.encode('utf-8'))

r = Repo.init(rw_dir)

r.index.add([fp])

r.index.commit('Added orig and prestable')

@with_rw_directory

def test_add_a_file_with_wildcard_chars(self, rw_dir):

# see issue #407

fp = osp.join(rw_dir, '[.exe')

with open(fp, "wb") as f:

f.write(b'something')

r = Repo.init(rw_dir)

r.index.add([fp])

r.index.commit('Added [.exe')

def test__to_relative_path_at_root(self):

root = osp.abspath(os.sep)

class Mocked(object):

bare = False

git_dir = root

working_tree_dir = root

repo = Mocked()

path = os.path.join(root, 'file')

index = IndexFile(repo)

rel = index._to_relative_path(path)

self.assertEqual(rel, os.path.relpath(path, root))

@with_rw_repo('HEAD', bare=True)

def test_pre_commit_hook_success(self, rw_repo):

index = rw_repo.index

_make_hook(

index.repo.git_dir,

'pre-commit',

"exit 0"

)

index.commit("This should not fail")

@with_rw_repo('HEAD', bare=True)

def test_pre_commit_hook_fail(self, rw_repo):

index = rw_repo.index

hp = _make_hook(

index.repo.git_dir,

'pre-commit',

"echo stdout; echo stderr 1>&2; exit 1"

)

try:

index.commit("This should fail")

except HookExecutionError as err:

if is_win:

self.assertIsInstance(err.status, OSError)

self.assertEqual(err.command, [hp])

self.assertEqual(err.stdout, '')

self.assertEqual(err.stderr, '')

assert str(err)

else:

self.assertEqual(err.status, 1)

self.assertEqual(err.command, [hp])

self.assertEqual(err.stdout, "\n stdout: 'stdout\n'")

self.assertEqual(err.stderr, "\n stderr: 'stderr\n'")

assert str(err)

else:

raise AssertionError("Should have caught a HookExecutionError")

@with_rw_repo('HEAD', bare=True)

def test_commit_msg_hook_success(self, rw_repo):

commit_message = "commit default head by Frèderic Çaufl€"

from_hook_message = "from commit-msg"

index = rw_repo.index

_make_hook(

index.repo.git_dir,

'commit-msg',

'printf " {}" >> "$1"'.format(from_hook_message)

)

new_commit = index.commit(commit_message)

self.assertEqual(new_commit.message, "{} {}".format(commit_message, from_hook_message))

@with_rw_repo('HEAD', bare=True)

def test_commit_msg_hook_fail(self, rw_repo):

index = rw_repo.index

hp = _make_hook(

index.repo.git_dir,

'commit-msg',

"echo stdout; echo stderr 1>&2; exit 1"

)

try:

index.commit("This should fail")

except HookExecutionError as err:

if is_win:

self.assertIsInstance(err.status, OSError)

self.assertEqual(err.command, [hp])

self.assertEqual(err.stdout, '')

self.assertEqual(err.stderr, '')

assert str(err)

else:

self.assertEqual(err.status, 1)

self.assertEqual(err.command, [hp])

self.assertEqual(err.stdout, "\n stdout: 'stdout\n'")

self.assertEqual(err.stderr, "\n stderr: 'stderr\n'")

assert str(err)

else:

raise AssertionError("Should have cought a HookExecutionError")

GitPython/test/test_index.py at master · MacroscopeBenchmark/GitPython · GitHub

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