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Diffstat (limited to 'test/test_commit.py')
| -rw-r--r-- | test/test_commit.py | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/test/test_commit.py b/test/test_commit.py new file mode 100644 index 00000000..c3ce5c92 --- /dev/null +++ b/test/test_commit.py @@ -0,0 +1,273 @@ +# -*- coding: utf-8 -*- +# test_commit.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 * +from gitdb import IStream +from gitdb.util import hex_to_bin + +from cStringIO import StringIO +import time +import sys + + +def assert_commit_serialization(rwrepo, commit_id, print_performance_info=False): + """traverse all commits in the history of commit identified by commit_id and check + if the serialization works. + :param print_performance_info: if True, we will show how fast we are""" + ns = 0 # num serializations + nds = 0 # num deserializations + + st = time.time() + for cm in rwrepo.commit(commit_id).traverse(): + nds += 1 + + # assert that we deserialize commits correctly, hence we get the same + # sha on serialization + stream = StringIO() + cm._serialize(stream) + ns += 1 + streamlen = stream.tell() + stream.seek(0) + + istream = rwrepo.odb.store(IStream(Commit.type, streamlen, stream)) + assert istream.hexsha == cm.hexsha + + nc = Commit(rwrepo, Commit.NULL_BIN_SHA, cm.tree, + cm.author, cm.authored_date, cm.author_tz_offset, + cm.committer, cm.committed_date, cm.committer_tz_offset, + cm.message, cm.parents, cm.encoding) + + assert nc.parents == cm.parents + stream = StringIO() + nc._serialize(stream) + ns += 1 + streamlen = stream.tell() + stream.seek(0) + + # reuse istream + istream.size = streamlen + istream.stream = stream + istream.binsha = None + nc.binsha = rwrepo.odb.store(istream).binsha + + # if it worked, we have exactly the same contents ! + assert nc.hexsha == cm.hexsha + # END check commits + elapsed = time.time() - st + + if print_performance_info: + print >> sys.stderr, "Serialized %i and deserialized %i commits in %f s ( (%f, %f) commits / s" % (ns, nds, elapsed, ns/elapsed, nds/elapsed) + # END handle performance info + + +class TestCommit(TestBase): + + def test_bake(self): + + commit = self.rorepo.commit('2454ae89983a4496a445ce347d7a41c0bb0ea7ae') + commit.author # bake + + assert_equal("Sebastian Thiel", commit.author.name) + assert_equal("byronimo@gmail.com", commit.author.email) + assert commit.author == commit.committer + assert isinstance(commit.authored_date, int) and isinstance(commit.committed_date, int) + assert isinstance(commit.author_tz_offset, int) and isinstance(commit.committer_tz_offset, int) + assert commit.message == "Added missing information to docstrings of commit and stats module\n" + + + def test_stats(self): + commit = self.rorepo.commit('33ebe7acec14b25c5f84f35a664803fcab2f7781') + stats = commit.stats + + def check_entries(d): + assert isinstance(d, dict) + for key in ("insertions", "deletions", "lines"): + assert key in d + # END assertion helper + assert stats.files + assert stats.total + + check_entries(stats.total) + assert "files" in stats.total + + for filepath, d in stats.files.items(): + check_entries(d) + # END for each stated file + + # assure data is parsed properly + michael = Actor._from_string("Michael Trier <mtrier@gmail.com>") + assert commit.author == michael + assert commit.committer == michael + assert commit.authored_date == 1210193388 + assert commit.committed_date == 1210193388 + assert commit.author_tz_offset == 14400, commit.author_tz_offset + assert commit.committer_tz_offset == 14400, commit.committer_tz_offset + assert commit.message == "initial project\n" + + def test_unicode_actor(self): + # assure we can parse unicode actors correctly + name = "Üäöß ÄußÉ".decode("utf-8") + assert len(name) == 9 + special = Actor._from_string(u"%s <something@this.com>" % name) + assert special.name == name + assert isinstance(special.name, unicode) + + def test_traversal(self): + start = self.rorepo.commit("a4d06724202afccd2b5c54f81bcf2bf26dea7fff") + first = self.rorepo.commit("33ebe7acec14b25c5f84f35a664803fcab2f7781") + p0 = start.parents[0] + p1 = start.parents[1] + p00 = p0.parents[0] + p10 = p1.parents[0] + + # basic branch first, depth first + dfirst = start.traverse(branch_first=False) + bfirst = start.traverse(branch_first=True) + assert dfirst.next() == p0 + assert dfirst.next() == p00 + + assert bfirst.next() == p0 + assert bfirst.next() == p1 + assert bfirst.next() == p00 + assert bfirst.next() == p10 + + # at some point, both iterations should stop + assert list(bfirst)[-1] == first + stoptraverse = self.rorepo.commit("254d04aa3180eb8b8daf7b7ff25f010cd69b4e7d").traverse(as_edge=True) + l = list(stoptraverse) + assert len(l[0]) == 2 + + # ignore self + assert start.traverse(ignore_self=False).next() == start + + # depth + assert len(list(start.traverse(ignore_self=False, depth=0))) == 1 + + # prune + assert start.traverse(branch_first=1, prune=lambda i,d: i==p0).next() == p1 + + # predicate + assert start.traverse(branch_first=1, predicate=lambda i,d: i==p1).next() == p1 + + # traversal should stop when the beginning is reached + self.failUnlessRaises(StopIteration, first.traverse().next) + + # parents of the first commit should be empty ( as the only parent has a null + # sha ) + assert len(first.parents) == 0 + + def test_iteration(self): + # we can iterate commits + all_commits = Commit.list_items(self.rorepo, self.rorepo.head) + assert all_commits + assert all_commits == list(self.rorepo.iter_commits()) + + # this includes merge commits + mcomit = self.rorepo.commit('d884adc80c80300b4cc05321494713904ef1df2d') + assert mcomit in all_commits + + # we can limit the result to paths + ltd_commits = list(self.rorepo.iter_commits(paths='CHANGES')) + assert ltd_commits and len(ltd_commits) < len(all_commits) + + # show commits of multiple paths, resulting in a union of commits + less_ltd_commits = list(Commit.iter_items(self.rorepo, 'master', paths=('CHANGES', 'AUTHORS'))) + assert len(ltd_commits) < len(less_ltd_commits) + + def test_iter_items(self): + # pretty not allowed + self.failUnlessRaises(ValueError, Commit.iter_items, self.rorepo, 'master', pretty="raw") + + def test_rev_list_bisect_all(self): + """ + 'git rev-list --bisect-all' returns additional information + in the commit header. This test ensures that we properly parse it. + """ + revs = self.rorepo.git.rev_list('933d23bf95a5bd1624fbcdf328d904e1fa173474', + first_parent=True, + bisect_all=True) + + commits = Commit._iter_from_process_or_stream(self.rorepo, StringProcessAdapter(revs)) + expected_ids = ( + '7156cece3c49544abb6bf7a0c218eb36646fad6d', + '1f66cfbbce58b4b552b041707a12d437cc5f400a', + '33ebe7acec14b25c5f84f35a664803fcab2f7781', + '933d23bf95a5bd1624fbcdf328d904e1fa173474' + ) + for sha1, commit in zip(expected_ids, commits): + assert_equal(sha1, commit.hexsha) + + def test_count(self): + assert self.rorepo.tag('refs/tags/0.1.5').commit.count( ) == 143 + + def test_list(self): + assert isinstance(Commit.list_items(self.rorepo, '0.1.5', max_count=5)[hex_to_bin('5117c9c8a4d3af19a9958677e45cda9269de1541')], Commit) + + def test_str(self): + commit = Commit(self.rorepo, Commit.NULL_BIN_SHA) + assert_equal(Commit.NULL_HEX_SHA, str(commit)) + + def test_repr(self): + commit = Commit(self.rorepo, Commit.NULL_BIN_SHA) + assert_equal('<git.Commit "%s">' % Commit.NULL_HEX_SHA, repr(commit)) + + def test_equality(self): + commit1 = Commit(self.rorepo, Commit.NULL_BIN_SHA) + commit2 = Commit(self.rorepo, Commit.NULL_BIN_SHA) + commit3 = Commit(self.rorepo, "\1"*20) + assert_equal(commit1, commit2) + assert_not_equal(commit2, commit3) + + def test_iter_parents(self): + # should return all but ourselves, even if skip is defined + c = self.rorepo.commit('0.1.5') + for skip in (0, 1): + piter = c.iter_parents(skip=skip) + first_parent = piter.next() + assert first_parent != c + assert first_parent == c.parents[0] + # END for each + + def test_base(self): + name_rev = self.rorepo.head.commit.name_rev + assert isinstance(name_rev, basestring) + + @with_rw_repo('HEAD', bare=True) + def test_serialization(self, rwrepo): + # create all commits of our repo + assert_commit_serialization(rwrepo, '0.1.6') + + def test_serialization_unicode_support(self): + assert Commit.default_encoding.lower() == 'utf-8' + + # create a commit with unicode in the message, and the author's name + # Verify its serialization and deserialization + cmt = self.rorepo.commit('0.1.6') + assert isinstance(cmt.message, unicode) # it automatically decodes it as such + assert isinstance(cmt.author.name, unicode) # same here + + cmt.message = "üäêèß".decode("utf-8") + assert len(cmt.message) == 5 + + cmt.author.name = "äüß".decode("utf-8") + assert len(cmt.author.name) == 3 + + cstream = StringIO() + cmt._serialize(cstream) + cstream.seek(0) + assert len(cstream.getvalue()) + + ncmt = Commit(self.rorepo, cmt.binsha) + ncmt._deserialize(cstream) + + assert cmt.author.name == ncmt.author.name + assert cmt.message == ncmt.message + # actually, it can't be printed in a shell as repr wants to have ascii only + # it appears + cmt.author.__repr__() + |