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# test_base.py
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php
from test.testlib import *
from git import *
import git.objects.base as base
import git.refs as refs
from itertools import chain
from git.objects.utils import get_object_type_by_name
class TestBase(object):
type_tuples = ( ("blob", "8741fc1d09d61f02ffd8cded15ff603eff1ec070"),
("tree", "3a6a5e3eeed3723c09f1ef0399f81ed6b8d82e79"),
("commit", "4251bd59fb8e11e40c40548cba38180a9536118c"),
("tag", "e56a60e8e9cd333cfba0140a77cd12b0d9398f10") )
def setup(self):
self.repo = Repo(GIT_REPO)
def test_base_object(self):
# test interface of base object classes
types = (Blob, Tree, Commit, TagObject)
assert len(types) == len(self.type_tuples)
s = set()
num_objs = 0
num_index_objs = 0
for obj_type, (typename, hexsha) in zip(types, self.type_tuples):
item = obj_type(self.repo,hexsha)
num_objs += 1
assert item.id == hexsha
assert item.type == typename
assert item.size
assert item.data
assert item == item
assert not item != item
assert str(item) == item.id
assert repr(item)
s.add(item)
if isinstance(item, base.IndexObject):
num_index_objs += 1
if hasattr(item,'path'): # never runs here
assert not item.path.startswith("/") # must be relative
assert isinstance(item.mode, int)
# END index object check
# END for each object type to create
# each has a unique sha
assert len(s) == num_objs
assert len(s|s) == num_objs
assert num_index_objs == 2
def test_tags(self):
# tag refs can point to tag objects or to commits
s = set()
ref_count = 0
for ref in chain(self.repo.tags, self.repo.heads):
ref_count += 1
assert isinstance(ref, refs.Reference)
assert str(ref) == ref.name
assert repr(ref)
assert ref == ref
assert not ref != ref
s.add(ref)
# END for each ref
assert len(s) == ref_count
assert len(s|s) == ref_count
def test_heads(self):
# see how it dynmically updates its object
for head in self.repo.heads:
head.name
head.path
prev_object = head.object
cur_object = head.object
assert prev_object == cur_object # represent the same git object
assert prev_object is not cur_object # but are different instances
# END for each head
def test_get_object_type_by_name(self):
for tname in base.Object.TYPES:
assert base.Object in get_object_type_by_name(tname).mro()
# END for each known type
assert_raises( ValueError, get_object_type_by_name, "doesntexist" )
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