forked from aniani/vim
50182fa84e
Problem: In tests, when WaitFor() fails it doesn't say why. (James McCoy) Solution: Add WaitForAssert(), which produces an assert error when it fails.
105 lines
3.4 KiB
VimL
105 lines
3.4 KiB
VimL
" Tests for the +clientserver feature.
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if !has('job') || !has('clientserver')
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finish
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endif
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source shared.vim
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func Test_client_server()
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let cmd = GetVimCommand()
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if cmd == ''
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return
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endif
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if has('x11')
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if empty($DISPLAY)
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throw 'Skipped: $DISPLAY is not set'
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endif
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try
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call remote_send('xxx', '')
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catch
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if v:exception =~ 'E240:'
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throw 'Skipped: no connection to the X server'
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endif
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" ignore other errors
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endtry
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endif
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let name = 'XVIMTEST'
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let cmd .= ' --servername ' . name
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let job = job_start(cmd, {'stoponexit': 'kill', 'out_io': 'null'})
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call WaitForAssert({-> assert_equal("run", job_status(job))})
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" Takes a short while for the server to be active.
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" When using valgrind it takes much longer.
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call WaitForAssert({-> assert_match(name, serverlist())})
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call remote_foreground(name)
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call remote_send(name, ":let testvar = 'yes'\<CR>")
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call WaitFor('remote_expr("' . name . '", "exists(\"testvar\") ? testvar : \"\"", "", 1) == "yes"')
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call assert_equal('yes', remote_expr(name, "testvar", "", 2))
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if has('unix') && has('gui') && !has('gui_running')
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" Running in a terminal and the GUI is available: Tell the server to open
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" the GUI and check that the remote command still works.
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" Need to wait for the GUI to start up, otherwise the send hangs in trying
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" to send to the terminal window.
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if has('gui_athena') || has('gui_motif')
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" For those GUIs, ignore the 'failed to create input context' error.
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call remote_send(name, ":call test_ignore_error('E285') | gui -f\<CR>")
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else
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call remote_send(name, ":gui -f\<CR>")
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endif
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" Wait for the server to be up and answering requests.
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sleep 100m
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call WaitForAssert({-> assert_true(remote_expr(name, "v:version", "", 1) != "")})
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call remote_send(name, ":let testvar = 'maybe'\<CR>")
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call WaitForAssert({-> assert_equal('maybe', remote_expr(name, "testvar", "", 2))})
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endif
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call assert_fails('call remote_send("XXX", ":let testvar = ''yes''\<CR>")', 'E241')
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" Expression evaluated locally.
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if v:servername == ''
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call remote_startserver('MYSELF')
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" May get MYSELF1 when running the test again.
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call assert_match('MYSELF', v:servername)
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endif
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let g:testvar = 'myself'
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call assert_equal('myself', remote_expr(v:servername, 'testvar'))
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call remote_send(name, ":call server2client(expand('<client>'), 'got it')\<CR>", 'g:myserverid')
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call assert_equal('got it', remote_read(g:myserverid, 2))
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call remote_send(name, ":call server2client(expand('<client>'), 'another')\<CR>", 'g:myserverid')
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let peek_result = 'nothing'
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let r = remote_peek(g:myserverid, 'peek_result')
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" unpredictable whether the result is already available.
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if r > 0
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call assert_equal('another', peek_result)
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elseif r == 0
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call assert_equal('nothing', peek_result)
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else
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call assert_report('remote_peek() failed')
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endif
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let g:peek_result = 'empty'
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call WaitFor('remote_peek(g:myserverid, "g:peek_result") > 0')
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call assert_equal('another', g:peek_result)
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call assert_equal('another', remote_read(g:myserverid, 2))
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call remote_send(name, ":qa!\<CR>")
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try
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call WaitForAssert({-> assert_equal("dead", job_status(job))})
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finally
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if job_status(job) != 'dead'
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call assert_report('Server did not exit')
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call job_stop(job, 'kill')
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endif
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endtry
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endfunc
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" Uncomment this line to get a debugging log
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" call ch_logfile('channellog', 'w')
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