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test_object.py
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132 lines (108 loc) · 4.53 KB
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# Copyright 2010-2020 The pygit2 contributors
#
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2,
# as published by the Free Software Foundation.
#
# In addition to the permissions in the GNU General Public License,
# the authors give you unlimited permission to link the compiled
# version of this file into combinations with other programs,
# and to distribute those combinations without any restriction
# coming from the use of this file. (The General Public License
# restrictions do apply in other respects; for example, they cover
# modification of the file, and distribution when not linked into
# a combined executable.)
#
# This file is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING. If not, write to
# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.
"""Tests for Object objects."""
import pytest
from pygit2 import GIT_OBJ_TREE, GIT_OBJ_TAG, Tree, Tag
from . import utils
BLOB_SHA = 'a520c24d85fbfc815d385957eed41406ca5a860b'
BLOB_CONTENT = """hello world
hola mundo
bonjour le monde
""".encode()
BLOB_NEW_CONTENT = b'foo bar\n'
BLOB_FILE_CONTENT = b'bye world\n'
class ObjectTest(utils.RepoTestCase):
def test_equality(self):
# get a commit object twice and see if it equals itself
commit_id = self.repo.lookup_reference('refs/heads/master').target
commit_a = self.repo[commit_id]
commit_b = self.repo[commit_id]
assert commit_a is not commit_b
assert commit_a == commit_b
assert not(commit_a != commit_b)
def test_hashing(self):
# get a commit object twice and compare hashes
commit_id = self.repo.lookup_reference('refs/heads/master').target
commit_a = self.repo[commit_id]
commit_b = self.repo[commit_id]
assert hash(commit_a)
assert commit_a is not commit_b
assert commit_a == commit_b
# if the commits are equal then their hash *must* be equal
# but different objects can have the same commit
assert hash(commit_a) == hash(commit_b)
# sanity check that python container types work as expected
s = set()
s.add(commit_a)
s.add(commit_b)
assert len(s) == 1
assert commit_a in s
assert commit_b in s
d = {}
d[commit_a] = True
assert commit_b in d
assert d[commit_b]
l = [commit_a]
assert commit_b in l
def test_peel_commit(self):
# start by looking up the commit
commit_id = self.repo.lookup_reference('refs/heads/master').target
commit = self.repo[commit_id]
# and peel to the tree
tree = commit.peel(GIT_OBJ_TREE)
assert type(tree) == Tree
assert str(tree.id) == 'fd937514cb799514d4b81bb24c5fcfeb6472b245'
def test_peel_commit_type(self):
commit_id = self.repo.lookup_reference('refs/heads/master').target
commit = self.repo[commit_id]
tree = commit.peel(Tree)
assert type(tree) == Tree
assert str(tree.id) == 'fd937514cb799514d4b81bb24c5fcfeb6472b245'
def test_invalid(self):
commit_id = self.repo.lookup_reference('refs/heads/master').target
commit = self.repo[commit_id]
with pytest.raises(ValueError): commit.peel(GIT_OBJ_TAG)
def test_invalid_type(self):
commit_id = self.repo.lookup_reference('refs/heads/master').target
commit = self.repo[commit_id]
with pytest.raises(ValueError): commit.peel(Tag)
def test_short_id(self):
seen = dict() # from short_id to full hex id
def test_obj(obj, msg):
short_id = obj.short_id
msg = msg+" short_id="+short_id
already = seen.get(short_id)
if already:
assert already == obj.id.hex
else:
seen[short_id] = obj.id.hex
lookup = self.repo[short_id]
assert obj.id == lookup.id
for commit in self.repo.walk(self.repo.head.target):
test_obj(commit, "commit#"+commit.id.hex)
tree = commit.tree
test_obj(tree, "tree#"+tree.id.hex)
for entry in tree:
test_obj(self.repo[entry.hex], "entry="+entry.name+"#"+entry.hex)