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|
" Tests for the +clientserver feature.
if !has('job') || !has('clientserver')
throw 'Skipped: job and/or clientserver feature missing'
endif
source shared.vim
func Test_client_server()
let cmd = GetVimCommand()
if cmd == ''
return
endif
if has('x11')
if empty($DISPLAY)
throw 'Skipped: $DISPLAY is not set'
endif
try
call remote_send('xxx', '')
catch
if v:exception =~ 'E240:'
throw 'Skipped: no connection to the X server'
endif
" ignore other errors
endtry
endif
let name = 'XVIMTEST'
let cmd .= ' --servername ' . name
let job = job_start(cmd, {'stoponexit': 'kill', 'out_io': 'null'})
call WaitForAssert({-> assert_equal("run", job_status(job))})
" Takes a short while for the server to be active.
" When using valgrind it takes much longer.
call WaitForAssert({-> assert_match(name, serverlist())})
eval name->remote_foreground()
call remote_send(name, ":let testvar = 'yes'\<CR>")
call WaitFor('remote_expr("' . name . '", "exists(\"testvar\") ? testvar : \"\"", "", 1) == "yes"')
call assert_equal('yes', remote_expr(name, "testvar", "", 2))
call assert_fails("let x=remote_expr(name, '2+x')", 'E449:')
call assert_fails("let x=remote_expr('[], '2+2')", 'E116:')
if has('unix') && has('gui') && !has('gui_running')
" Running in a terminal and the GUI is available: Tell the server to open
" the GUI and check that the remote command still works.
" Need to wait for the GUI to start up, otherwise the send hangs in trying
" to send to the terminal window.
if has('gui_athena') || has('gui_motif')
" For those GUIs, ignore the 'failed to create input context' error.
call remote_send(name, ":call test_ignore_error('E285') | gui -f\<CR>")
else
call remote_send(name, ":gui -f\<CR>")
endif
" Wait for the server to be up and answering requests.
sleep 100m
call WaitForAssert({-> assert_true(name->remote_expr("v:version", "", 1) != "")})
call remote_send(name, ":let testvar = 'maybe'\<CR>")
call WaitForAssert({-> assert_equal('maybe', remote_expr(name, "testvar", "", 2))})
endif
call assert_fails('call remote_send("XXX", ":let testvar = ''yes''\<CR>")', 'E241')
call writefile(['one'], 'Xclientfile')
let cmd = GetVimProg() .. ' --servername ' .. name .. ' --remote Xclientfile'
call system(cmd)
call WaitForAssert({-> assert_equal('Xclientfile', remote_expr(name, "bufname()", "", 2))})
call WaitForAssert({-> assert_equal('one', remote_expr(name, "getline(1)", "", 2))})
call writefile(['one', 'two'], 'Xclientfile')
call system(cmd)
call WaitForAssert({-> assert_equal('two', remote_expr(name, "getline(2)", "", 2))})
" Expression evaluated locally.
if v:servername == ''
eval 'MYSELF'->remote_startserver()
" May get MYSELF1 when running the test again.
call assert_match('MYSELF', v:servername)
call assert_fails("call remote_startserver('MYSELF')", 'E941:')
endif
let g:testvar = 'myself'
call assert_equal('myself', remote_expr(v:servername, 'testvar'))
call remote_send(name, ":call server2client(expand('<client>'), 'got it')\<CR>", 'g:myserverid')
call assert_equal('got it', g:myserverid->remote_read(2))
call remote_send(name, ":eval expand('<client>')->server2client('another')\<CR>", 'g:myserverid')
let peek_result = 'nothing'
let r = g:myserverid->remote_peek('peek_result')
" unpredictable whether the result is already available.
if r > 0
call assert_equal('another', peek_result)
elseif r == 0
call assert_equal('nothing', peek_result)
else
call assert_report('remote_peek() failed')
endif
let g:peek_result = 'empty'
call WaitFor('remote_peek(g:myserverid, "g:peek_result") > 0')
call assert_equal('another', g:peek_result)
call assert_equal('another', remote_read(g:myserverid, 2))
eval name->remote_send(":qa!\<CR>")
try
call WaitForAssert({-> assert_equal("dead", job_status(job))})
finally
if job_status(job) != 'dead'
call assert_report('Server did not exit')
call job_stop(job, 'kill')
endif
endtry
call assert_fails("let x=remote_peek([])", 'E730:')
call assert_fails("let x=remote_read('vim10')", 'E277:')
endfunc
" Uncomment this line to get a debugging log
" call ch_logfile('channellog', 'w')
" vim: shiftwidth=2 sts=2 expandtab
|
