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# test_objects.py -- tests for objects.py
# Copyright (C) 2007 James Westby <jw+debian@jameswestby.net>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; version 2
# of the License or (at your option) any later version of
# the License.
#
# This program 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; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
"""Tests for git base objects."""
# TODO: Round-trip parse-serialize-parse and serialize-parse-serialize tests.
from cStringIO import StringIO
import datetime
import os
import stat
import warnings
from dulwich.errors import (
ObjectFormatException,
)
from dulwich._compat import (
permutations,
)
from dulwich.objects import (
Blob,
Tree,
Commit,
ShaFile,
Tag,
format_timezone,
hex_to_sha,
sha_to_hex,
hex_to_filename,
check_hexsha,
check_identity,
parse_timezone,
TreeEntry,
parse_tree,
_parse_tree_py,
sorted_tree_items,
_sorted_tree_items_py,
)
from dulwich.tests import (
TestCase,
)
from utils import (
make_commit,
make_object,
functest_builder,
ext_functest_builder,
)
a_sha = '6f670c0fb53f9463760b7295fbb814e965fb20c8'
b_sha = '2969be3e8ee1c0222396a5611407e4769f14e54b'
c_sha = '954a536f7819d40e6f637f849ee187dd10066349'
tree_sha = '70c190eb48fa8bbb50ddc692a17b44cb781af7f6'
tag_sha = '71033db03a03c6a36721efcf1968dd8f8e0cf023'
class TestHexToSha(TestCase):
def test_simple(self):
self.assertEqual("\xab\xcd" * 10, hex_to_sha("abcd" * 10))
def test_reverse(self):
self.assertEqual("abcd" * 10, sha_to_hex("\xab\xcd" * 10))
class BlobReadTests(TestCase):
"""Test decompression of blobs"""
def get_sha_file(self, cls, base, sha):
dir = os.path.join(os.path.dirname(__file__), 'data', base)
return cls.from_path(hex_to_filename(dir, sha))
def get_blob(self, sha):
"""Return the blob named sha from the test data dir"""
return self.get_sha_file(Blob, 'blobs', sha)
def get_tree(self, sha):
return self.get_sha_file(Tree, 'trees', sha)
def get_tag(self, sha):
return self.get_sha_file(Tag, 'tags', sha)
def commit(self, sha):
return self.get_sha_file(Commit, 'commits', sha)
def test_decompress_simple_blob(self):
b = self.get_blob(a_sha)
self.assertEqual(b.data, 'test 1\n')
self.assertEqual(b.sha().hexdigest(), a_sha)
def test_hash(self):
b = self.get_blob(a_sha)
self.assertEqual(hash(b.id), hash(b))
def test_parse_empty_blob_object(self):
sha = 'e69de29bb2d1d6434b8b29ae775ad8c2e48c5391'
b = self.get_blob(sha)
self.assertEqual(b.data, '')
self.assertEqual(b.id, sha)
self.assertEqual(b.sha().hexdigest(), sha)
def test_create_blob_from_string(self):
string = 'test 2\n'
b = Blob.from_string(string)
self.assertEqual(b.data, string)
self.assertEqual(b.sha().hexdigest(), b_sha)
def test_legacy_from_file(self):
b1 = Blob.from_string("foo")
b_raw = b1.as_legacy_object()
b2 = b1.from_file(StringIO(b_raw))
self.assertEqual(b1, b2)
def test_chunks(self):
string = 'test 5\n'
b = Blob.from_string(string)
self.assertEqual([string], b.chunked)
def test_set_chunks(self):
b = Blob()
b.chunked = ['te', 'st', ' 5\n']
self.assertEqual('test 5\n', b.data)
b.chunked = ['te', 'st', ' 6\n']
self.assertEqual('test 6\n', b.as_raw_string())
def test_parse_legacy_blob(self):
string = 'test 3\n'
b = self.get_blob(c_sha)
self.assertEqual(b.data, string)
self.assertEqual(b.sha().hexdigest(), c_sha)
def test_eq(self):
blob1 = self.get_blob(a_sha)
blob2 = self.get_blob(a_sha)
self.assertEqual(blob1, blob2)
def test_read_tree_from_file(self):
t = self.get_tree(tree_sha)
self.assertEqual(t.items()[0], ('a', 33188, a_sha))
self.assertEqual(t.items()[1], ('b', 33188, b_sha))
def test_read_tag_from_file(self):
t = self.get_tag(tag_sha)
self.assertEqual(t.object, (Commit, '51b668fd5bf7061b7d6fa525f88803e6cfadaa51'))
self.assertEqual(t.name,'signed')
self.assertEqual(t.tagger,'Ali Sabil <ali.sabil@gmail.com>')
self.assertEqual(t.tag_time, 1231203091)
self.assertEqual(t.message, 'This is a signed tag\n-----BEGIN PGP SIGNATURE-----\nVersion: GnuPG v1.4.9 (GNU/Linux)\n\niEYEABECAAYFAkliqx8ACgkQqSMmLy9u/kcx5ACfakZ9NnPl02tOyYP6pkBoEkU1\n5EcAn0UFgokaSvS371Ym/4W9iJj6vh3h\n=ql7y\n-----END PGP SIGNATURE-----\n')
def test_read_commit_from_file(self):
sha = '60dacdc733de308bb77bb76ce0fb0f9b44c9769e'
c = self.commit(sha)
self.assertEqual(c.tree, tree_sha)
self.assertEqual(c.parents,
['0d89f20333fbb1d2f3a94da77f4981373d8f4310'])
self.assertEqual(c.author,
'James Westby <jw+debian@jameswestby.net>')
self.assertEqual(c.committer,
'James Westby <jw+debian@jameswestby.net>')
self.assertEqual(c.commit_time, 1174759230)
self.assertEqual(c.commit_timezone, 0)
self.assertEqual(c.author_timezone, 0)
self.assertEqual(c.message, 'Test commit\n')
def test_read_commit_no_parents(self):
sha = '0d89f20333fbb1d2f3a94da77f4981373d8f4310'
c = self.commit(sha)
self.assertEqual(c.tree, '90182552c4a85a45ec2a835cadc3451bebdfe870')
self.assertEqual(c.parents, [])
self.assertEqual(c.author,
'James Westby <jw+debian@jameswestby.net>')
self.assertEqual(c.committer,
'James Westby <jw+debian@jameswestby.net>')
self.assertEqual(c.commit_time, 1174758034)
self.assertEqual(c.commit_timezone, 0)
self.assertEqual(c.author_timezone, 0)
self.assertEqual(c.message, 'Test commit\n')
def test_read_commit_two_parents(self):
sha = '5dac377bdded4c9aeb8dff595f0faeebcc8498cc'
c = self.commit(sha)
self.assertEqual(c.tree, 'd80c186a03f423a81b39df39dc87fd269736ca86')
self.assertEqual(c.parents, ['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd',
'4cffe90e0a41ad3f5190079d7c8f036bde29cbe6'])
self.assertEqual(c.author,
'James Westby <jw+debian@jameswestby.net>')
self.assertEqual(c.committer,
'James Westby <jw+debian@jameswestby.net>')
self.assertEqual(c.commit_time, 1174773719)
self.assertEqual(c.commit_timezone, 0)
self.assertEqual(c.author_timezone, 0)
self.assertEqual(c.message, 'Merge ../b\n')
def test_stub_sha(self):
sha = '5' * 40
c = make_commit(id=sha, message='foo')
self.assertTrue(isinstance(c, Commit))
self.assertEqual(sha, c.id)
self.assertNotEqual(sha, c._make_sha())
class ShaFileCheckTests(TestCase):
def assertCheckFails(self, cls, data):
obj = cls()
def do_check():
obj.set_raw_string(data)
obj.check()
self.assertRaises(ObjectFormatException, do_check)
def assertCheckSucceeds(self, cls, data):
obj = cls()
obj.set_raw_string(data)
self.assertEqual(None, obj.check())
small_buffer_zlib_object = (
"\x48\x89\x15\xcc\x31\x0e\xc2\x30\x0c\x40\x51\xe6"
"\x9c\xc2\x3b\xaa\x64\x37\xc4\xc1\x12\x42\x5c\xc5"
"\x49\xac\x52\xd4\x92\xaa\x78\xe1\xf6\x94\xed\xeb"
"\x0d\xdf\x75\x02\xa2\x7c\xea\xe5\x65\xd5\x81\x8b"
"\x9a\x61\xba\xa0\xa9\x08\x36\xc9\x4c\x1a\xad\x88"
"\x16\xba\x46\xc4\xa8\x99\x6a\x64\xe1\xe0\xdf\xcd"
"\xa0\xf6\x75\x9d\x3d\xf8\xf1\xd0\x77\xdb\xfb\xdc"
"\x86\xa3\x87\xf1\x2f\x93\xed\x00\xb7\xc7\xd2\xab"
"\x2e\xcf\xfe\xf1\x3b\x50\xa4\x91\x53\x12\x24\x38"
"\x23\x21\x86\xf0\x03\x2f\x91\x24\x52"
)
class ShaFileTests(TestCase):
def test_deflated_smaller_window_buffer(self):
# zlib on some systems uses smaller buffers,
# resulting in a different header.
# See https://github.com/libgit2/libgit2/pull/464
sf = ShaFile.from_file(StringIO(small_buffer_zlib_object))
self.assertEqual(sf.type_name, "tag")
self.assertEqual(sf.tagger, " <@localhost>")
class CommitSerializationTests(TestCase):
def make_commit(self, **kwargs):
attrs = {'tree': 'd80c186a03f423a81b39df39dc87fd269736ca86',
'parents': ['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd',
'4cffe90e0a41ad3f5190079d7c8f036bde29cbe6'],
'author': 'James Westby <jw+debian@jameswestby.net>',
'committer': 'James Westby <jw+debian@jameswestby.net>',
'commit_time': 1174773719,
'author_time': 1174773719,
'commit_timezone': 0,
'author_timezone': 0,
'message': 'Merge ../b\n'}
attrs.update(kwargs)
return make_commit(**attrs)
def test_encoding(self):
c = self.make_commit(encoding='iso8859-1')
self.assertTrue('encoding iso8859-1\n' in c.as_raw_string())
def test_short_timestamp(self):
c = self.make_commit(commit_time=30)
c1 = Commit()
c1.set_raw_string(c.as_raw_string())
self.assertEqual(30, c1.commit_time)
def test_raw_length(self):
c = self.make_commit()
self.assertEqual(len(c.as_raw_string()), c.raw_length())
def test_simple(self):
c = self.make_commit()
self.assertEqual(c.id, '5dac377bdded4c9aeb8dff595f0faeebcc8498cc')
self.assertEqual(
'tree d80c186a03f423a81b39df39dc87fd269736ca86\n'
'parent ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd\n'
'parent 4cffe90e0a41ad3f5190079d7c8f036bde29cbe6\n'
'author James Westby <jw+debian@jameswestby.net> '
'1174773719 +0000\n'
'committer James Westby <jw+debian@jameswestby.net> '
'1174773719 +0000\n'
'\n'
'Merge ../b\n', c.as_raw_string())
def test_timezone(self):
c = self.make_commit(commit_timezone=(5 * 60))
self.assertTrue(" +0005\n" in c.as_raw_string())
def test_neg_timezone(self):
c = self.make_commit(commit_timezone=(-1 * 3600))
self.assertTrue(" -0100\n" in c.as_raw_string())
def test_deserialize(self):
c = self.make_commit()
d = Commit()
d._deserialize(c.as_raw_chunks())
self.assertEqual(c, d)
default_committer = 'James Westby <jw+debian@jameswestby.net> 1174773719 +0000'
class CommitParseTests(ShaFileCheckTests):
def make_commit_lines(self,
tree='d80c186a03f423a81b39df39dc87fd269736ca86',
parents=['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd',
'4cffe90e0a41ad3f5190079d7c8f036bde29cbe6'],
author=default_committer,
committer=default_committer,
encoding=None,
message='Merge ../b\n',
extra=None):
lines = []
if tree is not None:
lines.append('tree %s' % tree)
if parents is not None:
lines.extend('parent %s' % p for p in parents)
if author is not None:
lines.append('author %s' % author)
if committer is not None:
lines.append('committer %s' % committer)
if encoding is not None:
lines.append('encoding %s' % encoding)
if extra is not None:
for name, value in sorted(extra.iteritems()):
lines.append('%s %s' % (name, value))
lines.append('')
if message is not None:
lines.append(message)
return lines
def make_commit_text(self, **kwargs):
return '\n'.join(self.make_commit_lines(**kwargs))
def test_simple(self):
c = Commit.from_string(self.make_commit_text())
self.assertEqual('Merge ../b\n', c.message)
self.assertEqual('James Westby <jw+debian@jameswestby.net>', c.author)
self.assertEqual('James Westby <jw+debian@jameswestby.net>',
c.committer)
self.assertEqual('d80c186a03f423a81b39df39dc87fd269736ca86', c.tree)
self.assertEqual(['ab64bbdcc51b170d21588e5c5d391ee5c0c96dfd',
'4cffe90e0a41ad3f5190079d7c8f036bde29cbe6'],
c.parents)
expected_time = datetime.datetime(2007, 3, 24, 22, 1, 59)
self.assertEqual(expected_time,
datetime.datetime.utcfromtimestamp(c.commit_time))
self.assertEqual(0, c.commit_timezone)
self.assertEqual(expected_time,
datetime.datetime.utcfromtimestamp(c.author_time))
self.assertEqual(0, c.author_timezone)
self.assertEqual(None, c.encoding)
def test_custom(self):
c = Commit.from_string(self.make_commit_text(
extra={'extra-field': 'data'}))
self.assertEqual([('extra-field', 'data')], c.extra)
def test_encoding(self):
c = Commit.from_string(self.make_commit_text(encoding='UTF-8'))
self.assertEqual('UTF-8', c.encoding)
def test_check(self):
self.assertCheckSucceeds(Commit, self.make_commit_text())
self.assertCheckSucceeds(Commit, self.make_commit_text(parents=None))
self.assertCheckSucceeds(Commit,
self.make_commit_text(encoding='UTF-8'))
self.assertCheckFails(Commit, self.make_commit_text(tree='xxx'))
self.assertCheckFails(Commit, self.make_commit_text(
parents=[a_sha, 'xxx']))
bad_committer = "some guy without an email address 1174773719 +0000"
self.assertCheckFails(Commit,
self.make_commit_text(committer=bad_committer))
self.assertCheckFails(Commit,
self.make_commit_text(author=bad_committer))
self.assertCheckFails(Commit, self.make_commit_text(author=None))
self.assertCheckFails(Commit, self.make_commit_text(committer=None))
self.assertCheckFails(Commit, self.make_commit_text(
author=None, committer=None))
def test_check_duplicates(self):
# duplicate each of the header fields
for i in xrange(5):
lines = self.make_commit_lines(parents=[a_sha], encoding='UTF-8')
lines.insert(i, lines[i])
text = '\n'.join(lines)
if lines[i].startswith('parent'):
# duplicate parents are ok for now
self.assertCheckSucceeds(Commit, text)
else:
self.assertCheckFails(Commit, text)
def test_check_order(self):
lines = self.make_commit_lines(parents=[a_sha], encoding='UTF-8')
headers = lines[:5]
rest = lines[5:]
# of all possible permutations, ensure only the original succeeds
for perm in permutations(headers):
perm = list(perm)
text = '\n'.join(perm + rest)
if perm == headers:
self.assertCheckSucceeds(Commit, text)
else:
self.assertCheckFails(Commit, text)
_TREE_ITEMS = {
'a.c': (0100755, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
'a': (stat.S_IFDIR, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
'a/c': (stat.S_IFDIR, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
}
_SORTED_TREE_ITEMS = [
TreeEntry('a.c', 0100755, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
TreeEntry('a', stat.S_IFDIR, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
TreeEntry('a/c', stat.S_IFDIR, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
]
class TreeTests(ShaFileCheckTests):
def test_add(self):
myhexsha = "d80c186a03f423a81b39df39dc87fd269736ca86"
x = Tree()
x.add("myname", 0100755, myhexsha)
self.assertEqual(x["myname"], (0100755, myhexsha))
self.assertEqual('100755 myname\0' + hex_to_sha(myhexsha),
x.as_raw_string())
def test_add_old_order(self):
myhexsha = "d80c186a03f423a81b39df39dc87fd269736ca86"
x = Tree()
warnings.simplefilter("ignore", DeprecationWarning)
try:
x.add(0100755, "myname", myhexsha)
finally:
warnings.resetwarnings()
self.assertEqual(x["myname"], (0100755, myhexsha))
self.assertEqual('100755 myname\0' + hex_to_sha(myhexsha),
x.as_raw_string())
def test_simple(self):
myhexsha = "d80c186a03f423a81b39df39dc87fd269736ca86"
x = Tree()
x["myname"] = (0100755, myhexsha)
self.assertEqual('100755 myname\0' + hex_to_sha(myhexsha),
x.as_raw_string())
def test_tree_update_id(self):
x = Tree()
x["a.c"] = (0100755, "d80c186a03f423a81b39df39dc87fd269736ca86")
self.assertEqual("0c5c6bc2c081accfbc250331b19e43b904ab9cdd", x.id)
x["a.b"] = (stat.S_IFDIR, "d80c186a03f423a81b39df39dc87fd269736ca86")
self.assertEqual("07bfcb5f3ada15bbebdfa3bbb8fd858a363925c8", x.id)
def test_tree_iteritems_dir_sort(self):
x = Tree()
for name, item in _TREE_ITEMS.iteritems():
x[name] = item
self.assertEqual(_SORTED_TREE_ITEMS, list(x.iteritems()))
def test_tree_items_dir_sort(self):
x = Tree()
for name, item in _TREE_ITEMS.iteritems():
x[name] = item
self.assertEqual(_SORTED_TREE_ITEMS, x.items())
def _do_test_parse_tree(self, parse_tree):
dir = os.path.join(os.path.dirname(__file__), 'data', 'trees')
o = Tree.from_path(hex_to_filename(dir, tree_sha))
self.assertEqual([('a', 0100644, a_sha), ('b', 0100644, b_sha)],
list(parse_tree(o.as_raw_string())))
# test a broken tree that has a leading 0 on the file mode
broken_tree = '0100644 foo\0' + hex_to_sha(a_sha)
def eval_parse_tree(*args, **kwargs):
return list(parse_tree(*args, **kwargs))
self.assertEqual([('foo', 0100644, a_sha)],
eval_parse_tree(broken_tree))
self.assertRaises(ObjectFormatException,
eval_parse_tree, broken_tree, strict=True)
test_parse_tree = functest_builder(_do_test_parse_tree, _parse_tree_py)
test_parse_tree_extension = ext_functest_builder(_do_test_parse_tree,
parse_tree)
def _do_test_sorted_tree_items(self, sorted_tree_items):
def do_sort(entries):
return list(sorted_tree_items(entries, False))
actual = do_sort(_TREE_ITEMS)
self.assertEqual(_SORTED_TREE_ITEMS, actual)
self.assertTrue(isinstance(actual[0], TreeEntry))
# C/Python implementations may differ in specific error types, but
# should all error on invalid inputs.
# For example, the C implementation has stricter type checks, so may
# raise TypeError where the Python implementation raises AttributeError.
errors = (TypeError, ValueError, AttributeError)
self.assertRaises(errors, do_sort, 'foo')
self.assertRaises(errors, do_sort, {'foo': (1, 2, 3)})
myhexsha = 'd80c186a03f423a81b39df39dc87fd269736ca86'
self.assertRaises(errors, do_sort, {'foo': ('xxx', myhexsha)})
self.assertRaises(errors, do_sort, {'foo': (0100755, 12345)})
test_sorted_tree_items = functest_builder(_do_test_sorted_tree_items,
_sorted_tree_items_py)
test_sorted_tree_items_extension = ext_functest_builder(
_do_test_sorted_tree_items, sorted_tree_items)
def _do_test_sorted_tree_items_name_order(self, sorted_tree_items):
self.assertEqual([
TreeEntry('a', stat.S_IFDIR,
'd80c186a03f423a81b39df39dc87fd269736ca86'),
TreeEntry('a.c', 0100755, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
TreeEntry('a/c', stat.S_IFDIR,
'd80c186a03f423a81b39df39dc87fd269736ca86'),
], list(sorted_tree_items(_TREE_ITEMS, True)))
test_sorted_tree_items_name_order = functest_builder(
_do_test_sorted_tree_items_name_order, _sorted_tree_items_py)
test_sorted_tree_items_name_order_extension = ext_functest_builder(
_do_test_sorted_tree_items_name_order, sorted_tree_items)
def test_check(self):
t = Tree
sha = hex_to_sha(a_sha)
# filenames
self.assertCheckSucceeds(t, '100644 .a\0%s' % sha)
self.assertCheckFails(t, '100644 \0%s' % sha)
self.assertCheckFails(t, '100644 .\0%s' % sha)
self.assertCheckFails(t, '100644 a/a\0%s' % sha)
self.assertCheckFails(t, '100644 ..\0%s' % sha)
# modes
self.assertCheckSucceeds(t, '100644 a\0%s' % sha)
self.assertCheckSucceeds(t, '100755 a\0%s' % sha)
self.assertCheckSucceeds(t, '160000 a\0%s' % sha)
# TODO more whitelisted modes
self.assertCheckFails(t, '123456 a\0%s' % sha)
self.assertCheckFails(t, '123abc a\0%s' % sha)
# should fail check, but parses ok
self.assertCheckFails(t, '0100644 foo\0' + sha)
# shas
self.assertCheckFails(t, '100644 a\0%s' % ('x' * 5))
self.assertCheckFails(t, '100644 a\0%s' % ('x' * 18 + '\0'))
self.assertCheckFails(t, '100644 a\0%s\n100644 b\0%s' % ('x' * 21, sha))
# ordering
sha2 = hex_to_sha(b_sha)
self.assertCheckSucceeds(t, '100644 a\0%s\n100644 b\0%s' % (sha, sha))
self.assertCheckSucceeds(t, '100644 a\0%s\n100644 b\0%s' % (sha, sha2))
self.assertCheckFails(t, '100644 a\0%s\n100755 a\0%s' % (sha, sha2))
self.assertCheckFails(t, '100644 b\0%s\n100644 a\0%s' % (sha2, sha))
def test_iter(self):
t = Tree()
t["foo"] = (0100644, a_sha)
self.assertEqual(set(["foo"]), set(t))
class TagSerializeTests(TestCase):
def test_serialize_simple(self):
x = make_object(Tag,
tagger='Jelmer Vernooij <jelmer@samba.org>',
name='0.1',
message='Tag 0.1',
object=(Blob, 'd80c186a03f423a81b39df39dc87fd269736ca86'),
tag_time=423423423,
tag_timezone=0)
self.assertEqual(('object d80c186a03f423a81b39df39dc87fd269736ca86\n'
'type blob\n'
'tag 0.1\n'
'tagger Jelmer Vernooij <jelmer@samba.org> '
'423423423 +0000\n'
'\n'
'Tag 0.1'), x.as_raw_string())
default_tagger = ('Linus Torvalds <torvalds@woody.linux-foundation.org> '
'1183319674 -0700')
default_message = """Linux 2.6.22-rc7
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.7 (GNU/Linux)
iD8DBQBGiAaAF3YsRnbiHLsRAitMAKCiLboJkQECM/jpYsY3WPfvUgLXkACgg3ql
OK2XeQOiEeXtT76rV4t2WR4=
=ivrA
-----END PGP SIGNATURE-----
"""
class TagParseTests(ShaFileCheckTests):
def make_tag_lines(self,
object_sha="a38d6181ff27824c79fc7df825164a212eff6a3f",
object_type_name="commit",
name="v2.6.22-rc7",
tagger=default_tagger,
message=default_message):
lines = []
if object_sha is not None:
lines.append("object %s" % object_sha)
if object_type_name is not None:
lines.append("type %s" % object_type_name)
if name is not None:
lines.append("tag %s" % name)
if tagger is not None:
lines.append("tagger %s" % tagger)
lines.append("")
if message is not None:
lines.append(message)
return lines
def make_tag_text(self, **kwargs):
return "\n".join(self.make_tag_lines(**kwargs))
def test_parse(self):
x = Tag()
x.set_raw_string(self.make_tag_text())
self.assertEqual(
"Linus Torvalds <torvalds@woody.linux-foundation.org>", x.tagger)
self.assertEqual("v2.6.22-rc7", x.name)
object_type, object_sha = x.object
self.assertEqual("a38d6181ff27824c79fc7df825164a212eff6a3f",
object_sha)
self.assertEqual(Commit, object_type)
self.assertEqual(datetime.datetime.utcfromtimestamp(x.tag_time),
datetime.datetime(2007, 7, 1, 19, 54, 34))
self.assertEqual(-25200, x.tag_timezone)
def test_parse_no_tagger(self):
x = Tag()
x.set_raw_string(self.make_tag_text(tagger=None))
self.assertEqual(None, x.tagger)
self.assertEqual("v2.6.22-rc7", x.name)
def test_check(self):
self.assertCheckSucceeds(Tag, self.make_tag_text())
self.assertCheckFails(Tag, self.make_tag_text(object_sha=None))
self.assertCheckFails(Tag, self.make_tag_text(object_type_name=None))
self.assertCheckFails(Tag, self.make_tag_text(name=None))
self.assertCheckFails(Tag, self.make_tag_text(name=''))
self.assertCheckFails(Tag, self.make_tag_text(
object_type_name="foobar"))
self.assertCheckFails(Tag, self.make_tag_text(
tagger="some guy without an email address 1183319674 -0700"))
self.assertCheckFails(Tag, self.make_tag_text(
tagger=("Linus Torvalds <torvalds@woody.linux-foundation.org> "
"Sun 7 Jul 2007 12:54:34 +0700")))
self.assertCheckFails(Tag, self.make_tag_text(object_sha="xxx"))
def test_check_duplicates(self):
# duplicate each of the header fields
for i in xrange(4):
lines = self.make_tag_lines()
lines.insert(i, lines[i])
self.assertCheckFails(Tag, '\n'.join(lines))
def test_check_order(self):
lines = self.make_tag_lines()
headers = lines[:4]
rest = lines[4:]
# of all possible permutations, ensure only the original succeeds
for perm in permutations(headers):
perm = list(perm)
text = '\n'.join(perm + rest)
if perm == headers:
self.assertCheckSucceeds(Tag, text)
else:
self.assertCheckFails(Tag, text)
class CheckTests(TestCase):
def test_check_hexsha(self):
check_hexsha(a_sha, "failed to check good sha")
self.assertRaises(ObjectFormatException, check_hexsha, '1' * 39,
'sha too short')
self.assertRaises(ObjectFormatException, check_hexsha, '1' * 41,
'sha too long')
self.assertRaises(ObjectFormatException, check_hexsha, 'x' * 40,
'invalid characters')
def test_check_identity(self):
check_identity("Dave Borowitz <dborowitz@google.com>",
"failed to check good identity")
check_identity("<dborowitz@google.com>",
"failed to check good identity")
self.assertRaises(ObjectFormatException, check_identity,
"Dave Borowitz", "no email")
self.assertRaises(ObjectFormatException, check_identity,
"Dave Borowitz <dborowitz", "incomplete email")
self.assertRaises(ObjectFormatException, check_identity,
"dborowitz@google.com>", "incomplete email")
self.assertRaises(ObjectFormatException, check_identity,
"Dave Borowitz <<dborowitz@google.com>", "typo")
self.assertRaises(ObjectFormatException, check_identity,
"Dave Borowitz <dborowitz@google.com>>", "typo")
self.assertRaises(ObjectFormatException, check_identity,
"Dave Borowitz <dborowitz@google.com>xxx",
"trailing characters")
class TimezoneTests(TestCase):
def test_parse_timezone_utc(self):
self.assertEqual((0, None), parse_timezone("+0000"))
def test_parse_timezone_utc_negative(self):
self.assertEqual((0, "-0000"), parse_timezone("-0000"))
def test_generate_timezone_utc(self):
self.assertEqual("+0000", format_timezone(0))
def test_generate_timezone_utc_negative(self):
self.assertEqual("-0000", format_timezone(0, True))
def test_parse_timezone_cet(self):
self.assertEqual((60 * 60, None), parse_timezone("+0100"))
def test_format_timezone_cet(self):
self.assertEqual("+0100", format_timezone(60 * 60))
def test_format_timezone_pdt(self):
self.assertEqual("-0400", format_timezone(-4 * 60 * 60))
def test_parse_timezone_pdt(self):
self.assertEqual((-4 * 60 * 60, None), parse_timezone("-0400"))
def test_format_timezone_pdt_half(self):
self.assertEqual("-0440",
format_timezone(int(((-4 * 60) - 40) * 60)))
def test_format_timezone_double_negative(self):
self.assertEqual("--700",
format_timezone(int(((7 * 60)) * 60), True))
def test_parse_timezone_pdt_half(self):
self.assertEqual((((-4 * 60) - 40) * 60, None),
parse_timezone("-0440"))
def test_parse_timezone_double_negative(self):
self.assertEqual(
(int(((7 * 60)) * 60), "+700"), parse_timezone("+700"))
self.assertEqual(
(int(((7 * 60)) * 60), "--700"), parse_timezone("--700"))
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