GitPython/git/test/test_config.py at master · pythonthings/GitPython · GitHub

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# test_config.py

# 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: {}'.format(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'])

GitPython/git/test/test_config.py at master · pythonthings/GitPython · GitHub

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