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374 lines (321 loc) · 16.2 KB
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# test_config.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
import glob
import io
from git import (
GitConfigParser
)
from git.compat import string_types
from git.config import _OMD, cp
from git.test.lib import (
TestCase,
fixture_path,
SkipTest,
)
from git.test.lib import with_rw_directory
import os.path as osp
from git.util import rmfile
_tc_lock_fpaths = osp.join(osp.dirname(__file__), 'fixtures/*.lock')
def _rm_lock_files():
for lfp in glob.glob(_tc_lock_fpaths):
rmfile(lfp)
class TestBase(TestCase):
def setUp(self):
_rm_lock_files()
def tearDown(self):
for lfp in glob.glob(_tc_lock_fpaths):
if osp.isfile(lfp):
raise AssertionError('Previous TC left hanging git-lock file: %s', lfp)
def _to_memcache(self, file_path):
with open(file_path, "rb") as fp:
sio = io.BytesIO(fp.read())
sio.name = file_path
return sio
def test_read_write(self):
# writer must create the exact same file as the one read before
for filename in ("git_config", "git_config_global"):
file_obj = self._to_memcache(fixture_path(filename))
with GitConfigParser(file_obj, read_only=False) as w_config:
w_config.read() # enforce reading
assert w_config._sections
w_config.write() # enforce writing
# we stripped lines when reading, so the results differ
assert file_obj.getvalue()
self.assertEqual(file_obj.getvalue(), self._to_memcache(fixture_path(filename)).getvalue())
# creating an additional config writer must fail due to exclusive access
with self.assertRaises(IOError):
GitConfigParser(file_obj, read_only=False)
# should still have a lock and be able to make changes
assert w_config._lock._has_lock()
# changes should be written right away
sname = "my_section"
oname = "mykey"
val = "myvalue"
w_config.add_section(sname)
assert w_config.has_section(sname)
w_config.set(sname, oname, val)
assert w_config.has_option(sname, oname)
assert w_config.get(sname, oname) == val
sname_new = "new_section"
oname_new = "new_key"
ival = 10
w_config.set_value(sname_new, oname_new, ival)
assert w_config.get_value(sname_new, oname_new) == ival
file_obj.seek(0)
r_config = GitConfigParser(file_obj, read_only=True)
assert r_config.has_section(sname)
assert r_config.has_option(sname, oname)
assert r_config.get(sname, oname) == val
# END for each filename
def test_includes_order(self):
with GitConfigParser(list(map(fixture_path, ("git_config", "git_config_global")))) as r_config:
r_config.read() # enforce reading
# Simple inclusions, again checking them taking precedence
assert r_config.get_value('sec', 'var0') == "value0_included"
# This one should take the git_config_global value since included
# values must be considered as soon as they get them
assert r_config.get_value('diff', 'tool') == "meld"
try:
assert r_config.get_value('sec', 'var1') == "value1_main"
except AssertionError:
raise SkipTest(
'Known failure -- included values are not in effect right away'
)
@with_rw_directory
def test_lock_reentry(self, rw_dir):
fpl = osp.join(rw_dir, 'l')
gcp = GitConfigParser(fpl, read_only=False)
with gcp as cw:
cw.set_value('include', 'some_value', 'a')
# entering again locks the file again...
with gcp as cw:
cw.set_value('include', 'some_other_value', 'b')
# ...so creating an additional config writer must fail due to exclusive access
with self.assertRaises(IOError):
GitConfigParser(fpl, read_only=False)
# but work when the lock is removed
with GitConfigParser(fpl, read_only=False):
assert osp.exists(fpl)
# reentering with an existing lock must fail due to exclusive access
with self.assertRaises(IOError):
gcp.__enter__()
def test_multi_line_config(self):
file_obj = self._to_memcache(fixture_path("git_config_with_comments"))
with GitConfigParser(file_obj, read_only=False) as config:
ev = "ruby -e '\n"
ev += " system %(git), %(merge-file), %(--marker-size=%L), %(%A), %(%O), %(%B)\n"
ev += " b = File.read(%(%A))\n"
ev += " b.sub!(/^<+ .*\\nActiveRecord::Schema\\.define.:version => (\\d+). do\\n=+\\nActiveRecord::Schema\\." # noqa E501
ev += "define.:version => (\\d+). do\\n>+ .*/) do\n"
ev += " %(ActiveRecord::Schema.define(:version => #{[$1, $2].max}) do)\n"
ev += " end\n"
ev += " File.open(%(%A), %(w)) {|f| f.write(b)}\n"
ev += " exit 1 if b.include?(%(<)*%L)'"
self.assertEqual(config.get('merge "railsschema"', 'driver'), ev)
self.assertEqual(config.get('alias', 'lg'),
"log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr)%Creset'"
" --abbrev-commit --date=relative")
self.assertEqual(len(config.sections()), 23)
def test_base(self):
path_repo = fixture_path("git_config")
path_global = fixture_path("git_config_global")
r_config = GitConfigParser([path_repo, path_global], read_only=True)
assert r_config.read_only
num_sections = 0
num_options = 0
# test reader methods
assert r_config._is_initialized is False
for section in r_config.sections():
num_sections += 1
for option in r_config.options(section):
num_options += 1
val = r_config.get(section, option)
val_typed = r_config.get_value(section, option)
assert isinstance(val_typed, (bool, int, float, ) + string_types)
assert val
assert "\n" not in option
assert "\n" not in val
# writing must fail
with self.assertRaises(IOError):
r_config.set(section, option, None)
with self.assertRaises(IOError):
r_config.remove_option(section, option)
# END for each option
with self.assertRaises(IOError):
r_config.remove_section(section)
# END for each section
assert num_sections and num_options
assert r_config._is_initialized is True
# get value which doesnt exist, with default
default = "my default value"
assert r_config.get_value("doesnt", "exist", default) == default
# it raises if there is no default though
with self.assertRaises(cp.NoSectionError):
r_config.get_value("doesnt", "exist")
@with_rw_directory
def test_config_include(self, rw_dir):
def write_test_value(cw, value):
cw.set_value(value, 'value', value)
# end
def check_test_value(cr, value):
assert cr.get_value(value, 'value') == value
# end
# PREPARE CONFIG FILE A
fpa = osp.join(rw_dir, 'a')
with GitConfigParser(fpa, read_only=False) as cw:
write_test_value(cw, 'a')
fpb = osp.join(rw_dir, 'b')
fpc = osp.join(rw_dir, 'c')
cw.set_value('include', 'relative_path_b', 'b')
cw.set_value('include', 'doesntexist', 'foobar')
cw.set_value('include', 'relative_cycle_a_a', 'a')
cw.set_value('include', 'absolute_cycle_a_a', fpa)
assert osp.exists(fpa)
# PREPARE CONFIG FILE B
with GitConfigParser(fpb, read_only=False) as cw:
write_test_value(cw, 'b')
cw.set_value('include', 'relative_cycle_b_a', 'a')
cw.set_value('include', 'absolute_cycle_b_a', fpa)
cw.set_value('include', 'relative_path_c', 'c')
cw.set_value('include', 'absolute_path_c', fpc)
# PREPARE CONFIG FILE C
with GitConfigParser(fpc, read_only=False) as cw:
write_test_value(cw, 'c')
with GitConfigParser(fpa, read_only=True) as cr:
for tv in ('a', 'b', 'c'):
check_test_value(cr, tv)
# end for each test to verify
assert len(cr.items('include')) == 8, "Expected all include sections to be merged"
# test writable config writers - assure write-back doesn't involve includes
with GitConfigParser(fpa, read_only=False, merge_includes=True) as cw:
tv = 'x'
write_test_value(cw, tv)
with GitConfigParser(fpa, read_only=True) as cr:
with self.assertRaises(cp.NoSectionError):
check_test_value(cr, tv)
# But can make it skip includes altogether, and thus allow write-backs
with GitConfigParser(fpa, read_only=False, merge_includes=False) as cw:
write_test_value(cw, tv)
with GitConfigParser(fpa, read_only=True) as cr:
check_test_value(cr, tv)
def test_rename(self):
file_obj = self._to_memcache(fixture_path('git_config'))
with GitConfigParser(file_obj, read_only=False, merge_includes=False) as cw:
with self.assertRaises(ValueError):
cw.rename_section("doesntexist", "foo")
with self.assertRaises(ValueError):
cw.rename_section("core", "include")
nn = "bee"
assert cw.rename_section('core', nn) is cw
assert not cw.has_section('core')
assert len(cw.items(nn)) == 4
def test_complex_aliases(self):
file_obj = self._to_memcache(fixture_path('.gitconfig'))
with GitConfigParser(file_obj, read_only=False) as w_config:
self.assertEqual(w_config.get('alias', 'rbi'), '"!g() { git rebase -i origin/${1:-master} ; } ; g"')
self.assertEqual(file_obj.getvalue(), self._to_memcache(fixture_path('.gitconfig')).getvalue())
def test_empty_config_value(self):
cr = GitConfigParser(fixture_path('git_config_with_empty_value'), read_only=True)
assert cr.get_value('core', 'filemode'), "Should read keys with values"
with self.assertRaises(cp.NoOptionError):
cr.get_value('color', 'ui')
def test_multiple_values(self):
file_obj = self._to_memcache(fixture_path('git_config_multiple'))
with GitConfigParser(file_obj, read_only=False) as cw:
self.assertEqual(cw.get('section0', 'option0'), 'value0')
self.assertEqual(cw.get_values('section0', 'option0'), ['value0'])
self.assertEqual(cw.items('section0'), [('option0', 'value0')])
# Where there are multiple values, "get" returns the last.
self.assertEqual(cw.get('section1', 'option1'), 'value1b')
self.assertEqual(cw.get_values('section1', 'option1'),
['value1a', 'value1b'])
self.assertEqual(cw.items('section1'),
[('option1', 'value1b'),
('other_option1', 'other_value1')])
self.assertEqual(cw.items_all('section1'),
[('option1', ['value1a', 'value1b']),
('other_option1', ['other_value1'])])
with self.assertRaises(KeyError):
cw.get_values('section1', 'missing')
self.assertEqual(cw.get_values('section1', 'missing', 1), [1])
self.assertEqual(cw.get_values('section1', 'missing', 's'), ['s'])
def test_multiple_values_rename(self):
file_obj = self._to_memcache(fixture_path('git_config_multiple'))
with GitConfigParser(file_obj, read_only=False) as cw:
cw.rename_section('section1', 'section2')
cw.write()
file_obj.seek(0)
cr = GitConfigParser(file_obj, read_only=True)
self.assertEqual(cr.get_value('section2', 'option1'), 'value1b')
self.assertEqual(cr.get_values('section2', 'option1'),
['value1a', 'value1b'])
self.assertEqual(cr.items('section2'),
[('option1', 'value1b'),
('other_option1', 'other_value1')])
self.assertEqual(cr.items_all('section2'),
[('option1', ['value1a', 'value1b']),
('other_option1', ['other_value1'])])
def test_multiple_to_single(self):
file_obj = self._to_memcache(fixture_path('git_config_multiple'))
with GitConfigParser(file_obj, read_only=False) as cw:
cw.set_value('section1', 'option1', 'value1c')
cw.write()
file_obj.seek(0)
cr = GitConfigParser(file_obj, read_only=True)
self.assertEqual(cr.get_value('section1', 'option1'), 'value1c')
self.assertEqual(cr.get_values('section1', 'option1'), ['value1c'])
self.assertEqual(cr.items('section1'),
[('option1', 'value1c'),
('other_option1', 'other_value1')])
self.assertEqual(cr.items_all('section1'),
[('option1', ['value1c']),
('other_option1', ['other_value1'])])
def test_single_to_multiple(self):
file_obj = self._to_memcache(fixture_path('git_config_multiple'))
with GitConfigParser(file_obj, read_only=False) as cw:
cw.add_value('section1', 'other_option1', 'other_value1a')
cw.write()
file_obj.seek(0)
cr = GitConfigParser(file_obj, read_only=True)
self.assertEqual(cr.get_value('section1', 'option1'), 'value1b')
self.assertEqual(cr.get_values('section1', 'option1'),
['value1a', 'value1b'])
self.assertEqual(cr.get_value('section1', 'other_option1'),
'other_value1a')
self.assertEqual(cr.get_values('section1', 'other_option1'),
['other_value1', 'other_value1a'])
self.assertEqual(cr.items('section1'),
[('option1', 'value1b'),
('other_option1', 'other_value1a')])
self.assertEqual(
cr.items_all('section1'),
[('option1', ['value1a', 'value1b']),
('other_option1', ['other_value1', 'other_value1a'])])
def test_add_to_multiple(self):
file_obj = self._to_memcache(fixture_path('git_config_multiple'))
with GitConfigParser(file_obj, read_only=False) as cw:
cw.add_value('section1', 'option1', 'value1c')
cw.write()
file_obj.seek(0)
cr = GitConfigParser(file_obj, read_only=True)
self.assertEqual(cr.get_value('section1', 'option1'), 'value1c')
self.assertEqual(cr.get_values('section1', 'option1'),
['value1a', 'value1b', 'value1c'])
self.assertEqual(cr.items('section1'),
[('option1', 'value1c'),
('other_option1', 'other_value1')])
self.assertEqual(cr.items_all('section1'),
[('option1', ['value1a', 'value1b', 'value1c']),
('other_option1', ['other_value1'])])
def test_setlast(self):
# Test directly, not covered by higher-level tests.
omd = _OMD()
omd.setlast('key', 'value1')
self.assertEqual(omd['key'], 'value1')
self.assertEqual(omd.getall('key'), ['value1'])
omd.setlast('key', 'value2')
self.assertEqual(omd['key'], 'value2')
self.assertEqual(omd.getall('key'), ['value2'])
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