GitPython/git/test/test_commit.py at patch-1 · hashar/GitPython · GitHub

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# -*- coding: utf-8 -*-

# test_commit.py

# This module is part of GitPython and is released under

# the BSD License: http://www.opensource.org/licenses/bsd-license.php

from git.test.lib 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')

# commits have no dict

self.failUnlessRaises(AttributeError, setattr, commit, 'someattr', 1)

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__()

GitPython/git/test/test_commit.py at patch-1 · hashar/GitPython · GitHub

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