571 lines
21 KiB
Python
571 lines
21 KiB
Python
# coding: utf-8
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#
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# Copyright (C) 2015-2016 YouCompleteMe contributors
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#
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# This file is part of YouCompleteMe.
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#
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# YouCompleteMe is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# YouCompleteMe is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import unicode_literals
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from __future__ import print_function
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from __future__ import division
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from __future__ import absolute_import
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# Not installing aliases from python-future; it's unreliable and slow.
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from builtins import * # noqa
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from ycm.tests.test_utils import ( CurrentWorkingDirectory, ExtendedMock,
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MockVimBuffers, MockVimModule, VimBuffer )
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MockVimModule()
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import contextlib
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import os
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from ycm.tests import PathToTestFile, YouCompleteMeInstance, WaitUntilReady
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from ycmd.responses import ( BuildDiagnosticData, Diagnostic, Location, Range,
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UnknownExtraConf, ServerError )
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from hamcrest import ( assert_that, contains, has_entries, has_entry, has_item,
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has_items, has_key, is_not )
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from mock import call, MagicMock, patch
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from nose.tools import eq_, ok_
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def PresentDialog_Confirm_Call( message ):
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"""Return a mock.call object for a call to vimsupport.PresentDialog, as called
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why vimsupport.Confirm with the supplied confirmation message"""
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return call( message, [ 'Ok', 'Cancel' ] )
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def PlaceSign_Call( sign_id, line_num, buffer_num, is_error ):
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sign_name = 'YcmError' if is_error else 'YcmWarning'
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return call( 'sign place {0} name={1} line={2} buffer={3}'
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.format( sign_id, sign_name, line_num, buffer_num ) )
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def UnplaceSign_Call( sign_id, buffer_num ):
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return call( 'try | exec "sign unplace {0} buffer={1}" |'
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' catch /E158/ | endtry'.format( sign_id, buffer_num ) )
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@contextlib.contextmanager
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def MockArbitraryBuffer( filetype ):
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"""Used via the with statement, set up a single buffer with an arbitrary name
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and no contents. Its filetype is set to the supplied filetype."""
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# Arbitrary, but valid, single buffer open.
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current_buffer = VimBuffer( os.path.realpath( 'TEST_BUFFER' ),
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window = 1,
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filetype = filetype )
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with MockVimBuffers( [ current_buffer ], current_buffer ):
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yield
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@contextlib.contextmanager
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def MockEventNotification( response_method, native_filetype_completer = True ):
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"""Mock out the EventNotification client request object, replacing the
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Response handler's JsonFromFuture with the supplied |response_method|.
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Additionally mock out YouCompleteMe's FiletypeCompleterExistsForFiletype
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method to return the supplied |native_filetype_completer| parameter, rather
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than querying the server"""
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# We don't want the event to actually be sent to the server, just have it
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# return success
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with patch( 'ycm.client.event_notification.EventNotification.'
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'PostDataToHandlerAsync',
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return_value = MagicMock( return_value=True ) ):
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# We set up a fake a Response (as called by EventNotification.Response)
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# which calls the supplied callback method. Generally this callback just
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# raises an apropriate exception, otherwise it would have to return a mock
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# future object.
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#
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# Note: JsonFromFuture is actually part of ycm.client.base_request, but we
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# must patch where an object is looked up, not where it is defined.
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# See https://docs.python.org/dev/library/unittest.mock.html#where-to-patch
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# for details.
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with patch( 'ycm.client.event_notification.JsonFromFuture',
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side_effect = response_method ):
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# Filetype available information comes from the server, so rather than
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# relying on that request, we mock out the check. The caller decides if
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# filetype completion is available
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with patch(
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'ycm.youcompleteme.YouCompleteMe.FiletypeCompleterExistsForFiletype',
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return_value = native_filetype_completer ):
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with patch( 'ycm.youcompleteme.YouCompleteMe.IsServerReady',
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return_value = True ):
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yield
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@patch( 'ycm.vimsupport.PostVimMessage', new_callable = ExtendedMock )
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@YouCompleteMeInstance()
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def EventNotification_FileReadyToParse_NonDiagnostic_Error_test(
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ycm, post_vim_message ):
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# This test validates the behaviour of YouCompleteMe.HandleFileParseRequest
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# in combination with YouCompleteMe.OnFileReadyToParse when the completer
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# raises an exception handling FileReadyToParse event notification
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ERROR_TEXT = 'Some completer response text'
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def ErrorResponse( *args ):
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raise ServerError( ERROR_TEXT )
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with MockArbitraryBuffer( 'javascript' ):
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with MockEventNotification( ErrorResponse ):
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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# The first call raises a warning
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post_vim_message.assert_has_exact_calls( [
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call( ERROR_TEXT, truncate = True )
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] )
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# Subsequent calls don't re-raise the warning
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ycm.HandleFileParseRequest()
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post_vim_message.assert_has_exact_calls( [
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call( ERROR_TEXT, truncate = True )
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] )
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# But it does if a subsequent event raises again
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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post_vim_message.assert_has_exact_calls( [
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call( ERROR_TEXT, truncate = True ),
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call( ERROR_TEXT, truncate = True )
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] )
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@patch( 'vim.command' )
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@YouCompleteMeInstance()
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def EventNotification_FileReadyToParse_NonDiagnostic_Error_NonNative_test(
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ycm, vim_command ):
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with MockArbitraryBuffer( 'javascript' ):
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with MockEventNotification( None, False ):
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ycm.OnFileReadyToParse()
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ycm.HandleFileParseRequest()
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vim_command.assert_not_called()
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@patch( 'ycm.client.base_request._LoadExtraConfFile',
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new_callable = ExtendedMock )
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@patch( 'ycm.client.base_request._IgnoreExtraConfFile',
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new_callable = ExtendedMock )
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@YouCompleteMeInstance()
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def EventNotification_FileReadyToParse_NonDiagnostic_ConfirmExtraConf_test(
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ycm, ignore_extra_conf, load_extra_conf ):
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# This test validates the behaviour of YouCompleteMe.HandleFileParseRequest
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# in combination with YouCompleteMe.OnFileReadyToParse when the completer
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# raises the (special) UnknownExtraConf exception
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FILE_NAME = 'a_file'
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MESSAGE = ( 'Found ' + FILE_NAME + '. Load? \n\n(Question can be '
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'turned off with options, see YCM docs)' )
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def UnknownExtraConfResponse( *args ):
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raise UnknownExtraConf( FILE_NAME )
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with MockArbitraryBuffer( 'javascript' ):
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with MockEventNotification( UnknownExtraConfResponse ):
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# When the user accepts the extra conf, we load it
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with patch( 'ycm.vimsupport.PresentDialog',
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return_value = 0,
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new_callable = ExtendedMock ) as present_dialog:
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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present_dialog.assert_has_exact_calls( [
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PresentDialog_Confirm_Call( MESSAGE ),
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] )
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load_extra_conf.assert_has_exact_calls( [
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call( FILE_NAME ),
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] )
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# Subsequent calls don't re-raise the warning
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ycm.HandleFileParseRequest()
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present_dialog.assert_has_exact_calls( [
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PresentDialog_Confirm_Call( MESSAGE )
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] )
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load_extra_conf.assert_has_exact_calls( [
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call( FILE_NAME ),
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] )
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# But it does if a subsequent event raises again
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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present_dialog.assert_has_exact_calls( [
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PresentDialog_Confirm_Call( MESSAGE ),
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PresentDialog_Confirm_Call( MESSAGE ),
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] )
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load_extra_conf.assert_has_exact_calls( [
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call( FILE_NAME ),
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call( FILE_NAME ),
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] )
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# When the user rejects the extra conf, we reject it
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with patch( 'ycm.vimsupport.PresentDialog',
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return_value = 1,
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new_callable = ExtendedMock ) as present_dialog:
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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present_dialog.assert_has_exact_calls( [
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PresentDialog_Confirm_Call( MESSAGE ),
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] )
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ignore_extra_conf.assert_has_exact_calls( [
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call( FILE_NAME ),
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] )
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# Subsequent calls don't re-raise the warning
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ycm.HandleFileParseRequest()
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present_dialog.assert_has_exact_calls( [
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PresentDialog_Confirm_Call( MESSAGE )
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] )
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ignore_extra_conf.assert_has_exact_calls( [
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call( FILE_NAME ),
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] )
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# But it does if a subsequent event raises again
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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present_dialog.assert_has_exact_calls( [
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PresentDialog_Confirm_Call( MESSAGE ),
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PresentDialog_Confirm_Call( MESSAGE ),
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] )
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ignore_extra_conf.assert_has_exact_calls( [
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call( FILE_NAME ),
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call( FILE_NAME ),
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] )
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@YouCompleteMeInstance()
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def EventNotification_FileReadyToParse_Diagnostic_Error_Native_test( ycm ):
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_Check_FileReadyToParse_Diagnostic_Error( ycm )
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_Check_FileReadyToParse_Diagnostic_Warning( ycm )
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_Check_FileReadyToParse_Diagnostic_Clean( ycm )
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@patch( 'vim.command' )
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def _Check_FileReadyToParse_Diagnostic_Error( ycm, vim_command ):
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# Tests Vim sign placement and error/warning count python API
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# when one error is returned.
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def DiagnosticResponse( *args ):
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start = Location( 1, 2, 'TEST_BUFFER' )
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end = Location( 1, 4, 'TEST_BUFFER' )
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extent = Range( start, end )
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diagnostic = Diagnostic( [], start, extent, 'expected ;', 'ERROR' )
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return [ BuildDiagnosticData( diagnostic ) ]
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with MockArbitraryBuffer( 'cpp' ):
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with MockEventNotification( DiagnosticResponse ):
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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vim_command.assert_has_calls( [
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PlaceSign_Call( 1, 1, 1, True )
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] )
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eq_( ycm.GetErrorCount(), 1 )
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eq_( ycm.GetWarningCount(), 0 )
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# Consequent calls to HandleFileParseRequest shouldn't mess with
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# existing diagnostics, when there is no new parse request.
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vim_command.reset_mock()
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ycm.HandleFileParseRequest()
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vim_command.assert_not_called()
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eq_( ycm.GetErrorCount(), 1 )
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eq_( ycm.GetWarningCount(), 0 )
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@patch( 'vim.command' )
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def _Check_FileReadyToParse_Diagnostic_Warning( ycm, vim_command ):
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# Tests Vim sign placement/unplacement and error/warning count python API
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# when one warning is returned.
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# Should be called after _Check_FileReadyToParse_Diagnostic_Error
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def DiagnosticResponse( *args ):
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start = Location( 2, 2, 'TEST_BUFFER' )
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end = Location( 2, 4, 'TEST_BUFFER' )
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extent = Range( start, end )
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diagnostic = Diagnostic( [], start, extent, 'cast', 'WARNING' )
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return [ BuildDiagnosticData( diagnostic ) ]
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with MockArbitraryBuffer( 'cpp' ):
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with MockEventNotification( DiagnosticResponse ):
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ycm.OnFileReadyToParse()
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ok_( ycm.FileParseRequestReady() )
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ycm.HandleFileParseRequest()
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vim_command.assert_has_calls( [
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PlaceSign_Call( 2, 2, 1, False ),
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UnplaceSign_Call( 1, 1 )
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] )
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eq_( ycm.GetErrorCount(), 0 )
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eq_( ycm.GetWarningCount(), 1 )
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# Consequent calls to HandleFileParseRequest shouldn't mess with
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# existing diagnostics, when there is no new parse request.
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vim_command.reset_mock()
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ycm.HandleFileParseRequest()
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vim_command.assert_not_called()
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eq_( ycm.GetErrorCount(), 0 )
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eq_( ycm.GetWarningCount(), 1 )
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@patch( 'vim.command' )
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def _Check_FileReadyToParse_Diagnostic_Clean( ycm, vim_command ):
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# Tests Vim sign unplacement and error/warning count python API
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# when there are no errors/warnings left.
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# Should be called after _Check_FileReadyToParse_Diagnostic_Warning
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with MockArbitraryBuffer( 'cpp' ):
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with MockEventNotification( MagicMock( return_value = [] ) ):
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ycm.OnFileReadyToParse()
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ycm.HandleFileParseRequest()
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vim_command.assert_has_calls( [
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UnplaceSign_Call( 2, 1 )
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] )
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eq_( ycm.GetErrorCount(), 0 )
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eq_( ycm.GetWarningCount(), 0 )
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@patch( 'ycm.youcompleteme.YouCompleteMe._AddUltiSnipsDataIfNeeded' )
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@patch( 'ycm.youcompleteme.YouCompleteMe.IsServerReady',
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return_value = True )
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@YouCompleteMeInstance( { 'collect_identifiers_from_tags_files': 1 } )
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def EventNotification_FileReadyToParse_TagFiles_UnicodeWorkingDirectory_test(
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ycm, *args ):
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unicode_dir = PathToTestFile( 'uni¢𐍈d€' )
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current_buffer_file = PathToTestFile( 'uni¢𐍈d€', 'current_buffer' )
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current_buffer = VimBuffer( name = current_buffer_file,
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contents = [ 'current_buffer_contents' ],
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filetype = 'some_filetype' )
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with patch( 'ycm.client.event_notification.EventNotification.'
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'PostDataToHandlerAsync' ) as post_data_to_handler_async:
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with CurrentWorkingDirectory( unicode_dir ):
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with MockVimBuffers( [ current_buffer ], current_buffer, ( 6, 5 ) ):
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ycm.OnFileReadyToParse()
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assert_that(
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# Positional arguments passed to PostDataToHandlerAsync.
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post_data_to_handler_async.call_args[ 0 ],
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contains(
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has_entries( {
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'filepath': current_buffer_file,
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'line_num': 6,
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'column_num': 6,
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'file_data': has_entries( {
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current_buffer_file: has_entries( {
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'contents': 'current_buffer_contents\n',
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'filetypes': [ 'some_filetype' ]
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} )
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} ),
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'event_name': 'FileReadyToParse',
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'tag_files': has_item( PathToTestFile( 'uni¢𐍈d€', 'tags' ) )
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} ),
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'event_notification'
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)
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)
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@patch( 'ycm.youcompleteme.YouCompleteMe._AddUltiSnipsDataIfNeeded' )
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@YouCompleteMeInstance()
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def EventNotification_BufferVisit_BuildRequestForCurrentAndUnsavedBuffers_test(
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ycm, *args ):
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current_buffer_file = os.path.realpath( 'current_buffer' )
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current_buffer = VimBuffer( name = current_buffer_file,
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number = 1,
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contents = [ 'current_buffer_contents' ],
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filetype = 'some_filetype',
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modified = False )
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modified_buffer_file = os.path.realpath( 'modified_buffer' )
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modified_buffer = VimBuffer( name = modified_buffer_file,
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number = 2,
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contents = [ 'modified_buffer_contents' ],
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filetype = 'some_filetype',
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modified = True )
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unmodified_buffer_file = os.path.realpath( 'unmodified_buffer' )
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unmodified_buffer = VimBuffer( name = unmodified_buffer_file,
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number = 3,
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contents = [ 'unmodified_buffer_contents' ],
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filetype = 'some_filetype',
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modified = False )
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with patch( 'ycm.client.event_notification.EventNotification.'
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'PostDataToHandlerAsync' ) as post_data_to_handler_async:
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with MockVimBuffers( [ current_buffer, modified_buffer, unmodified_buffer ],
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current_buffer,
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( 3, 5 ) ):
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ycm.OnBufferVisit()
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assert_that(
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# Positional arguments passed to PostDataToHandlerAsync.
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post_data_to_handler_async.call_args[ 0 ],
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contains(
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has_entries( {
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'filepath': current_buffer_file,
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'line_num': 3,
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'column_num': 6,
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'file_data': has_entries( {
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current_buffer_file: has_entries( {
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'contents': 'current_buffer_contents\n',
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'filetypes': [ 'some_filetype' ]
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} ),
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modified_buffer_file: has_entries( {
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'contents': 'modified_buffer_contents\n',
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'filetypes': [ 'some_filetype' ]
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} )
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} ),
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'event_name': 'BufferVisit'
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} ),
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'event_notification'
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)
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)
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@YouCompleteMeInstance()
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def EventNotification_BufferUnload_BuildRequestForDeletedAndUnsavedBuffers_test(
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ycm ):
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current_buffer_file = os.path.realpath( 'current_buffer' )
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current_buffer = VimBuffer( name = current_buffer_file,
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number = 1,
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contents = [ 'current_buffer_contents' ],
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filetype = 'some_filetype',
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modified = True )
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deleted_buffer_file = os.path.realpath( 'deleted_buffer' )
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deleted_buffer = VimBuffer( name = deleted_buffer_file,
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number = 2,
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contents = [ 'deleted_buffer_contents' ],
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filetype = 'some_filetype',
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modified = False )
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with patch( 'ycm.client.event_notification.EventNotification.'
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'PostDataToHandlerAsync' ) as post_data_to_handler_async:
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with MockVimBuffers( [ current_buffer, deleted_buffer ], current_buffer ):
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ycm.OnBufferUnload( deleted_buffer_file )
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assert_that(
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# Positional arguments passed to PostDataToHandlerAsync.
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post_data_to_handler_async.call_args[ 0 ],
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contains(
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has_entries( {
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'filepath': deleted_buffer_file,
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'line_num': 1,
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'column_num': 1,
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'file_data': has_entries( {
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current_buffer_file: has_entries( {
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'contents': 'current_buffer_contents\n',
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'filetypes': [ 'some_filetype' ]
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} ),
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deleted_buffer_file: has_entries( {
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'contents': 'deleted_buffer_contents\n',
|
|
'filetypes': [ 'some_filetype' ]
|
|
} )
|
|
} ),
|
|
'event_name': 'BufferUnload'
|
|
} ),
|
|
'event_notification'
|
|
)
|
|
)
|
|
|
|
|
|
@patch( 'ycm.syntax_parse.SyntaxKeywordsForCurrentBuffer',
|
|
return_value = [ 'foo', 'bar' ] )
|
|
@patch( 'ycm.youcompleteme.YouCompleteMe.IsServerReady',
|
|
return_value = True )
|
|
@YouCompleteMeInstance( { 'seed_identifiers_with_syntax': 1 } )
|
|
def EventNotification_FileReadyToParse_SyntaxKeywords_SeedWithCache_test(
|
|
ycm, *args ):
|
|
|
|
current_buffer = VimBuffer( name = 'current_buffer',
|
|
filetype = 'some_filetype' )
|
|
|
|
with patch( 'ycm.client.event_notification.EventNotification.'
|
|
'PostDataToHandlerAsync' ) as post_data_to_handler_async:
|
|
with MockVimBuffers( [ current_buffer ], current_buffer ):
|
|
ycm.OnFileReadyToParse()
|
|
assert_that(
|
|
# Positional arguments passed to PostDataToHandlerAsync.
|
|
post_data_to_handler_async.call_args[ 0 ],
|
|
contains(
|
|
has_entry( 'syntax_keywords', has_items( 'foo', 'bar' ) ),
|
|
'event_notification'
|
|
)
|
|
)
|
|
|
|
# Do not send again syntax keywords in subsequent requests.
|
|
ycm.OnFileReadyToParse()
|
|
assert_that(
|
|
# Positional arguments passed to PostDataToHandlerAsync.
|
|
post_data_to_handler_async.call_args[ 0 ],
|
|
contains(
|
|
is_not( has_key( 'syntax_keywords' ) ),
|
|
'event_notification'
|
|
)
|
|
)
|
|
|
|
|
|
@patch( 'ycm.syntax_parse.SyntaxKeywordsForCurrentBuffer',
|
|
return_value = [ 'foo', 'bar' ] )
|
|
@patch( 'ycm.youcompleteme.YouCompleteMe.IsServerReady',
|
|
return_value = True )
|
|
@YouCompleteMeInstance( { 'seed_identifiers_with_syntax': 1 } )
|
|
def EventNotification_FileReadyToParse_SyntaxKeywords_ClearCacheIfRestart_test(
|
|
ycm, *args ):
|
|
|
|
current_buffer = VimBuffer( name = 'current_buffer',
|
|
filetype = 'some_filetype' )
|
|
|
|
with patch( 'ycm.client.event_notification.EventNotification.'
|
|
'PostDataToHandlerAsync' ) as post_data_to_handler_async:
|
|
with MockVimBuffers( [ current_buffer ], current_buffer ):
|
|
ycm.OnFileReadyToParse()
|
|
assert_that(
|
|
# Positional arguments passed to PostDataToHandlerAsync.
|
|
post_data_to_handler_async.call_args[ 0 ],
|
|
contains(
|
|
has_entry( 'syntax_keywords', has_items( 'foo', 'bar' ) ),
|
|
'event_notification'
|
|
)
|
|
)
|
|
|
|
# Send again the syntax keywords after restarting the server.
|
|
ycm.RestartServer()
|
|
WaitUntilReady()
|
|
ycm.OnFileReadyToParse()
|
|
assert_that(
|
|
# Positional arguments passed to PostDataToHandlerAsync.
|
|
post_data_to_handler_async.call_args[ 0 ],
|
|
contains(
|
|
has_entry( 'syntax_keywords', has_items( 'foo', 'bar' ) ),
|
|
'event_notification'
|
|
)
|
|
)
|