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268 lines
11 KiB
Python
268 lines
11 KiB
Python
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# test_config.py
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# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
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#
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# This module is part of GitPython and is released under
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# the BSD License: http://www.opensource.org/licenses/bsd-license.php
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import glob
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import io
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from git import (
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GitConfigParser
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)
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from git.compat import string_types
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from git.config import cp
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from git.test.lib import (
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TestCase,
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fixture_path,
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SkipTest,
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)
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from git.test.lib import with_rw_directory
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import os.path as osp
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from git.util import rmfile
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_tc_lock_fpaths = osp.join(osp.dirname(__file__), 'fixtures/*.lock')
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def _rm_lock_files():
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for lfp in glob.glob(_tc_lock_fpaths):
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rmfile(lfp)
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class TestBase(TestCase):
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def setUp(self):
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_rm_lock_files()
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def tearDown(self):
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for lfp in glob.glob(_tc_lock_fpaths):
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if osp.isfile(lfp):
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raise AssertionError('Previous TC left hanging git-lock file: %s', lfp)
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def _to_memcache(self, file_path):
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with open(file_path, "rb") as fp:
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sio = io.BytesIO(fp.read())
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sio.name = file_path
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return sio
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def test_read_write(self):
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# writer must create the exact same file as the one read before
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for filename in ("git_config", "git_config_global"):
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file_obj = self._to_memcache(fixture_path(filename))
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with GitConfigParser(file_obj, read_only=False) as w_config:
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w_config.read() # enforce reading
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assert w_config._sections
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w_config.write() # enforce writing
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# we stripped lines when reading, so the results differ
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assert file_obj.getvalue()
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self.assertEqual(file_obj.getvalue(), self._to_memcache(fixture_path(filename)).getvalue())
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# creating an additional config writer must fail due to exclusive access
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with self.assertRaises(IOError):
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GitConfigParser(file_obj, read_only=False)
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# should still have a lock and be able to make changes
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assert w_config._lock._has_lock()
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# changes should be written right away
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sname = "my_section"
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oname = "mykey"
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val = "myvalue"
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w_config.add_section(sname)
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assert w_config.has_section(sname)
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w_config.set(sname, oname, val)
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assert w_config.has_option(sname, oname)
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assert w_config.get(sname, oname) == val
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sname_new = "new_section"
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oname_new = "new_key"
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ival = 10
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w_config.set_value(sname_new, oname_new, ival)
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assert w_config.get_value(sname_new, oname_new) == ival
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file_obj.seek(0)
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r_config = GitConfigParser(file_obj, read_only=True)
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assert r_config.has_section(sname)
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assert r_config.has_option(sname, oname)
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assert r_config.get(sname, oname) == val
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# END for each filename
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def test_includes_order(self):
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with GitConfigParser(list(map(fixture_path, ("git_config", "git_config_global")))) as r_config:
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r_config.read() # enforce reading
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# Simple inclusions, again checking them taking precedence
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assert r_config.get_value('sec', 'var0') == "value0_included"
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# This one should take the git_config_global value since included
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# values must be considered as soon as they get them
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assert r_config.get_value('diff', 'tool') == "meld"
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try:
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assert r_config.get_value('sec', 'var1') == "value1_main"
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except AssertionError:
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raise SkipTest(
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'Known failure -- included values are not in effect right away'
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)
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@with_rw_directory
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def test_lock_reentry(self, rw_dir):
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fpl = osp.join(rw_dir, 'l')
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gcp = GitConfigParser(fpl, read_only=False)
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with gcp as cw:
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cw.set_value('include', 'some_value', 'a')
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# entering again locks the file again...
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with gcp as cw:
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cw.set_value('include', 'some_other_value', 'b')
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# ...so creating an additional config writer must fail due to exclusive access
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with self.assertRaises(IOError):
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GitConfigParser(fpl, read_only=False)
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# but work when the lock is removed
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with GitConfigParser(fpl, read_only=False):
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assert osp.exists(fpl)
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# reentering with an existing lock must fail due to exclusive access
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with self.assertRaises(IOError):
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gcp.__enter__()
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def test_multi_line_config(self):
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file_obj = self._to_memcache(fixture_path("git_config_with_comments"))
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with GitConfigParser(file_obj, read_only=False) as config:
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ev = "ruby -e '\n"
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ev += " system %(git), %(merge-file), %(--marker-size=%L), %(%A), %(%O), %(%B)\n"
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ev += " b = File.read(%(%A))\n"
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ev += " b.sub!(/^<+ .*\\nActiveRecord::Schema\\.define.:version => (\\d+). do\\n=+\\nActiveRecord::Schema\\." # noqa E501
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ev += "define.:version => (\\d+). do\\n>+ .*/) do\n"
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ev += " %(ActiveRecord::Schema.define(:version => #{[$1, $2].max}) do)\n"
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ev += " end\n"
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ev += " File.open(%(%A), %(w)) {|f| f.write(b)}\n"
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ev += " exit 1 if b.include?(%(<)*%L)'"
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self.assertEqual(config.get('merge "railsschema"', 'driver'), ev)
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self.assertEqual(config.get('alias', 'lg'),
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"log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr)%Creset'"
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" --abbrev-commit --date=relative")
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self.assertEqual(len(config.sections()), 23)
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def test_base(self):
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path_repo = fixture_path("git_config")
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path_global = fixture_path("git_config_global")
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r_config = GitConfigParser([path_repo, path_global], read_only=True)
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assert r_config.read_only
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num_sections = 0
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num_options = 0
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# test reader methods
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assert r_config._is_initialized is False
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for section in r_config.sections():
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num_sections += 1
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for option in r_config.options(section):
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num_options += 1
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val = r_config.get(section, option)
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val_typed = r_config.get_value(section, option)
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assert isinstance(val_typed, (bool, int, float, ) + string_types)
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assert val
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assert "\n" not in option
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assert "\n" not in val
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# writing must fail
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with self.assertRaises(IOError):
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r_config.set(section, option, None)
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with self.assertRaises(IOError):
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r_config.remove_option(section, option)
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# END for each option
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with self.assertRaises(IOError):
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r_config.remove_section(section)
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# END for each section
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assert num_sections and num_options
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assert r_config._is_initialized is True
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# get value which doesnt exist, with default
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default = "my default value"
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assert r_config.get_value("doesnt", "exist", default) == default
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# it raises if there is no default though
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with self.assertRaises(cp.NoSectionError):
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r_config.get_value("doesnt", "exist")
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@with_rw_directory
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def test_config_include(self, rw_dir):
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def write_test_value(cw, value):
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cw.set_value(value, 'value', value)
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# end
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def check_test_value(cr, value):
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assert cr.get_value(value, 'value') == value
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# end
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# PREPARE CONFIG FILE A
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fpa = osp.join(rw_dir, 'a')
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with GitConfigParser(fpa, read_only=False) as cw:
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write_test_value(cw, 'a')
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fpb = osp.join(rw_dir, 'b')
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fpc = osp.join(rw_dir, 'c')
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cw.set_value('include', 'relative_path_b', 'b')
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cw.set_value('include', 'doesntexist', 'foobar')
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cw.set_value('include', 'relative_cycle_a_a', 'a')
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cw.set_value('include', 'absolute_cycle_a_a', fpa)
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assert osp.exists(fpa)
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# PREPARE CONFIG FILE B
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with GitConfigParser(fpb, read_only=False) as cw:
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write_test_value(cw, 'b')
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cw.set_value('include', 'relative_cycle_b_a', 'a')
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cw.set_value('include', 'absolute_cycle_b_a', fpa)
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cw.set_value('include', 'relative_path_c', 'c')
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cw.set_value('include', 'absolute_path_c', fpc)
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# PREPARE CONFIG FILE C
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with GitConfigParser(fpc, read_only=False) as cw:
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write_test_value(cw, 'c')
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with GitConfigParser(fpa, read_only=True) as cr:
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for tv in ('a', 'b', 'c'):
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check_test_value(cr, tv)
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# end for each test to verify
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assert len(cr.items('include')) == 8, "Expected all include sections to be merged"
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# test writable config writers - assure write-back doesn't involve includes
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with GitConfigParser(fpa, read_only=False, merge_includes=True) as cw:
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tv = 'x'
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write_test_value(cw, tv)
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with GitConfigParser(fpa, read_only=True) as cr:
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with self.assertRaises(cp.NoSectionError):
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check_test_value(cr, tv)
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# But can make it skip includes altogether, and thus allow write-backs
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with GitConfigParser(fpa, read_only=False, merge_includes=False) as cw:
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write_test_value(cw, tv)
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with GitConfigParser(fpa, read_only=True) as cr:
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check_test_value(cr, tv)
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def test_rename(self):
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file_obj = self._to_memcache(fixture_path('git_config'))
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with GitConfigParser(file_obj, read_only=False, merge_includes=False) as cw:
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with self.assertRaises(ValueError):
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cw.rename_section("doesntexist", "foo")
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with self.assertRaises(ValueError):
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cw.rename_section("core", "include")
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nn = "bee"
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assert cw.rename_section('core', nn) is cw
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assert not cw.has_section('core')
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assert len(cw.items(nn)) == 4
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def test_complex_aliases(self):
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file_obj = self._to_memcache(fixture_path('.gitconfig'))
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with GitConfigParser(file_obj, read_only=False) as w_config:
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self.assertEqual(w_config.get('alias', 'rbi'), '"!g() { git rebase -i origin/${1:-master} ; } ; g"')
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self.assertEqual(file_obj.getvalue(), self._to_memcache(fixture_path('.gitconfig')).getvalue())
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def test_empty_config_value(self):
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cr = GitConfigParser(fixture_path('git_config_with_empty_value'), read_only=True)
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assert cr.get_value('core', 'filemode'), "Should read keys with values"
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with self.assertRaises(cp.NoOptionError):
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cr.get_value('color', 'ui')
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