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annotate src/testdir/test_clientserver.vim @ 12746:27eee6528b3d v8.0.1251

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patch 8.0.1251: invalid expressin passed to WaitFor() commit https://github.com/vim/vim/commit/d97fbf171ec0e63117813da045d2a1c51a9b6f62 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 2 19:23:03 2017 +0100 patch 8.0.1251: invalid expressin passed to WaitFor() Problem: Invalid expressin passed to WaitFor(). Solution: Check if the variable exists.
author Christian Brabandt <cb@256bit.org>
date Thu, 02 Nov 2017 19:30:06 +0100
parents 6ef5e636f246
children c1347c968d31
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 " Tests for the +clientserver feature.
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2
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3 if !has('job') || !has('clientserver')
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4 finish
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5 endif
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6
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7 source shared.vim
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8
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9 func Test_client_server()
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10 let cmd = GetVimCommand()
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11 if cmd == ''
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12 return
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13 endif
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14 if has('x11')
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15 if empty($DISPLAY)
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16 throw 'Skipped: $DISPLAY is not set'
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17 endif
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18 try
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19 call remote_send('xxx', '')
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20 catch
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21 if v:exception =~ 'E240:'
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22 throw 'Skipped: no connection to the X server'
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23 endif
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24 " ignore other errors
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25 endtry
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26 endif
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27
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28 let name = 'XVIMTEST'
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29 let cmd .= ' --servername ' . name
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30 let g:job = job_start(cmd, {'stoponexit': 'kill', 'out_io': 'null'})
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31 call WaitFor('job_status(g:job) == "run"')
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32 if job_status(g:job) != 'run'
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33 call assert_report('Cannot run the Vim server')
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34 return
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35 endif
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36
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37 " Takes a short while for the server to be active.
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38 " When using valgrind it takes much longer.
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39 call WaitFor('serverlist() =~ "' . name . '"', 5000)
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40 call assert_match(name, serverlist())
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41
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42 call remote_foreground(name)
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43
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44 call remote_send(name, ":let testvar = 'yes'\<CR>")
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45 call WaitFor('remote_expr("' . name . '", "exists(\"testvar\") ? testvar : \"\"", "", 1) == "yes"')
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46 call assert_equal('yes', remote_expr(name, "testvar", "", 2))
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47
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48 if has('unix') && has('gui') && !has('gui_running')
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49 " Running in a terminal and the GUI is available: Tell the server to open
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50 " the GUI and check that the remote command still works.
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51 " Need to wait for the GUI to start up, otherwise the send hangs in trying
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52 " to send to the terminal window.
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53 if has('gui_athena') || has('gui_motif')
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54 " For those GUIs, ignore the 'failed to create input context' error.
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55 call remote_send(name, ":call test_ignore_error('E285') | gui -f\<CR>")
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56 else
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57 call remote_send(name, ":gui -f\<CR>")
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58 endif
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59 " Wait for the server to be up and answering requests.
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60 sleep 100m
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61 call WaitFor('remote_expr("' . name . '", "v:version", "", 1) != ""')
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62 call assert_true(remote_expr(name, "v:version", "", 1) != "")
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63
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64 call remote_send(name, ":let testvar = 'maybe'\<CR>")
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65 call WaitFor('remote_expr("' . name . '", "testvar", "", 1) == "maybe"')
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66 call assert_equal('maybe', remote_expr(name, "testvar", "", 2))
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67 endif
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68
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69 call assert_fails('call remote_send("XXX", ":let testvar = ''yes''\<CR>")', 'E241')
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70
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71 " Expression evaluated locally.
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72 if v:servername == ''
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73 call remote_startserver('MYSELF')
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74 " May get MYSELF1 when running the test again.
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75 call assert_match('MYSELF', v:servername)
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76 endif
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77 let g:testvar = 'myself'
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78 call assert_equal('myself', remote_expr(v:servername, 'testvar'))
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79
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80 call remote_send(name, ":call server2client(expand('<client>'), 'got it')\<CR>", 'g:myserverid')
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81 call assert_equal('got it', remote_read(g:myserverid, 2))
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82
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83 call remote_send(name, ":call server2client(expand('<client>'), 'another')\<CR>", 'g:myserverid')
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84 let peek_result = 'nothing'
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85 let r = remote_peek(g:myserverid, 'peek_result')
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86 " unpredictable whether the result is already avaialble.
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87 if r > 0
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88 call assert_equal('another', peek_result)
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89 elseif r == 0
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90 call assert_equal('nothing', peek_result)
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91 else
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92 call assert_report('remote_peek() failed')
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93 endif
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94 let g:peek_result = 'empty'
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95 call WaitFor('remote_peek(g:myserverid, "g:peek_result") > 0')
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96 call assert_equal('another', g:peek_result)
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97 call assert_equal('another', remote_read(g:myserverid, 2))
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98
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99 call remote_send(name, ":qa!\<CR>")
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100 call WaitFor('job_status(g:job) == "dead"')
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101 if job_status(g:job) != 'dead'
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102 call assert_report('Server did not exit')
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103 call job_stop(g:job, 'kill')
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104 endif
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105 endfunc
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106
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107 " Uncomment this line to get a debugging log
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108 " call ch_logfile('channellog', 'w')