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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 Commit objects."""

import sys

import pytest

from pygit2 import GIT_OBJ_COMMIT, Signature, Oid

from . import utils

COMMIT_SHA = '5fe808e8953c12735680c257f56600cb0de44b10'

@utils.refcount

def test_commit_refcount(barerepo):

commit = barerepo[COMMIT_SHA]

start = sys.getrefcount(commit)

tree = commit.tree

del tree

end = sys.getrefcount(commit)

assert start == end

def test_read_commit(barerepo):

commit = barerepo[COMMIT_SHA]

assert COMMIT_SHA == str(commit.id)

parents = commit.parents

assert 1 == len(parents)

assert 'c2792cfa289ae6321ecf2cd5806c2194b0fd070c' == str(parents[0].id)

assert commit.message_encoding is None

assert commit.message == ('Second test data commit.\n\n'

'This commit has some additional text.\n')

commit_time = 1288481576

assert commit_time == commit.commit_time

assert commit.committer == Signature('Dave Borowitz', 'dborowitz@google.com', commit_time, -420)

assert commit.author == Signature('Dave Borowitz', 'dborowitz@google.com', 1288477363, -420)

assert '967fce8df97cc71722d3c2a5930ef3e6f1d27b12' == str(commit.tree.id)

def test_new_commit(barerepo):

repo = barerepo

message = 'New commit.\n\nMessage with non-ascii chars: ééé.\n'

committer = Signature('John Doe', 'jdoe@example.com', 12346, 0)

author = Signature(

'J. David Ibáñez', 'jdavid@example.com', 12345, 0,

encoding='utf-8')

tree = '967fce8df97cc71722d3c2a5930ef3e6f1d27b12'

tree_prefix = tree[:5]

too_short_prefix = tree[:3]

parents = [COMMIT_SHA[:5]]

with pytest.raises(ValueError):

repo.create_commit(None, author, committer, message, too_short_prefix, parents)

sha = repo.create_commit(None, author, committer, message,

tree_prefix, parents)

commit = repo[sha]

assert GIT_OBJ_COMMIT == commit.type

assert '98286caaab3f1fde5bf52c8369b2b0423bad743b' == commit.hex

assert commit.message_encoding is None

assert message == commit.message

assert 12346 == commit.commit_time

assert committer == commit.committer

assert author == commit.author

assert tree == commit.tree.hex

assert Oid(hex=tree) == commit.tree_id

assert 1 == len(commit.parents)

assert COMMIT_SHA == commit.parents[0].hex

assert Oid(hex=COMMIT_SHA) == commit.parent_ids[0]

def test_new_commit_encoding(barerepo):

repo = barerepo

encoding = 'iso-8859-1'

message = 'New commit.\n\nMessage with non-ascii chars: ééé.\n'

committer = Signature('John Doe', 'jdoe@example.com', 12346, 0,

encoding)

author = Signature('J. David Ibáñez', 'jdavid@example.com', 12345, 0,

encoding)

tree = '967fce8df97cc71722d3c2a5930ef3e6f1d27b12'

tree_prefix = tree[:5]

parents = [COMMIT_SHA[:5]]

sha = repo.create_commit(None, author, committer, message,

tree_prefix, parents, encoding)

commit = repo[sha]

assert GIT_OBJ_COMMIT == commit.type

assert 'iso-8859-1' == commit.message_encoding

assert message.encode(encoding) == commit.raw_message

assert 12346 == commit.commit_time

assert committer == commit.committer

assert author == commit.author

assert tree == commit.tree.hex

assert Oid(hex=tree) == commit.tree_id

assert 1 == len(commit.parents)

assert COMMIT_SHA == commit.parents[0].hex

assert Oid(hex=COMMIT_SHA) == commit.parent_ids[0]

def test_modify_commit(barerepo):

message = 'New commit.\n\nMessage.\n'

committer = ('John Doe', 'jdoe@example.com', 12346)

author = ('Jane Doe', 'jdoe2@example.com', 12345)

commit = barerepo[COMMIT_SHA]

with pytest.raises(AttributeError): setattr(commit, 'message', message)

with pytest.raises(AttributeError): setattr(commit, 'committer', committer)

with pytest.raises(AttributeError): setattr(commit, 'author', author)

with pytest.raises(AttributeError): setattr(commit, 'tree', None)

with pytest.raises(AttributeError): setattr(commit, 'parents', None)