YouCompleteMe/python/ycm/tests/__init__.py

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# Copyright (C) 2016 YouCompleteMe contributors
#
# This file is part of YouCompleteMe.
#
# YouCompleteMe is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# YouCompleteMe is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
from __future__ import unicode_literals
from __future__ import print_function
from __future__ import division
from __future__ import absolute_import
from future import standard_library
standard_library.install_aliases()
from builtins import * # noqa
from ycm.tests.test_utils import MockVimModule
MockVimModule()
import functools
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import os
import requests
import time
from ycm.client.base_request import BaseRequest
from ycm.youcompleteme import YouCompleteMe
from ycmd import user_options_store
from ycmd.utils import WaitUntilProcessIsTerminated
# The default options which are only relevant to the client, not the server and
# thus are not part of default_options.json, but are required for a working
# YouCompleteMe object.
DEFAULT_CLIENT_OPTIONS = {
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'log_level': 'info',
'keep_logfiles': 0,
'extra_conf_vim_data': [],
'show_diagnostics_ui': 1,
'enable_diagnostic_signs': 1,
'enable_diagnostic_highlighting': 0,
'always_populate_location_list': 0,
}
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def PathToTestFile( *args ):
dir_of_current_script = os.path.dirname( os.path.abspath( __file__ ) )
return os.path.join( dir_of_current_script, 'testdata', *args )
def _MakeUserOptions( custom_options = {} ):
options = dict( user_options_store.DefaultOptions() )
options.update( DEFAULT_CLIENT_OPTIONS )
options.update( custom_options )
return options
def _IsReady():
return BaseRequest.GetDataFromHandler( 'ready' )
def _WaitUntilReady( timeout = 5 ):
expiration = time.time() + timeout
while True:
try:
if time.time() > expiration:
raise RuntimeError( 'Waited for the server to be ready '
'for {0} seconds, aborting.'.format( timeout ) )
if _IsReady():
return
except requests.exceptions.ConnectionError:
pass
finally:
time.sleep( 0.1 )
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def StopServer( ycm ):
try:
ycm.OnVimLeave()
WaitUntilProcessIsTerminated( ycm._server_popen )
except Exception:
pass
def YouCompleteMeInstance( custom_options = {} ):
"""Defines a decorator function for tests that passes a unique YouCompleteMe
instance as a parameter. This instance is initialized with the default options
`DEFAULT_CLIENT_OPTIONS`. Use the optional parameter |custom_options| to give
additional options and/or override the already existing ones.
Do NOT attach it to test generators but directly to the yielded tests.
Example usage:
from ycm.tests import YouCompleteMeInstance
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@YouCompleteMeInstance( { 'log_level': 'debug',
'keep_logfiles': 1 } )
def Debug_test( ycm ):
...
"""
def Decorator( test ):
@functools.wraps( test )
def Wrapper( *args, **kwargs ):
ycm = YouCompleteMe( _MakeUserOptions( custom_options ) )
_WaitUntilReady()
try:
test( ycm, *args, **kwargs )
finally:
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StopServer( ycm )
return Wrapper
return Decorator