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annotate src/testdir/test_clientserver.vim @ 18478:94223687df0e

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Added tag v8.1.2233 for changeset e93cab5d0f0f27fad7882f1f412927df055b090d
author Bram Moolenaar <Bram@vim.org>
date Tue, 29 Oct 2019 04:30:05 +0100
parents 0dcc2ee838dd
children 546bdeef35f1
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 source check.vim
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4 CheckFeature job
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5 CheckFeature clientserver
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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 job = job_start(cmd, {'stoponexit': 'kill', 'out_io': 'null'})
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31 call WaitForAssert({-> assert_equal("run", job_status(job))})
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32
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33 " Takes a short while for the server to be active.
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34 " When using valgrind it takes much longer.
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35 call WaitForAssert({-> assert_match(name, serverlist())})
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36
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37 eval name->remote_foreground()
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38
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39 call remote_send(name, ":let testvar = 'yes'\<CR>")
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40 call WaitFor('remote_expr("' . name . '", "exists(\"testvar\") ? testvar : \"\"", "", 1) == "yes"')
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41 call assert_equal('yes', remote_expr(name, "testvar", "", 2))
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42
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43 if has('unix') && has('gui') && !has('gui_running')
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44 " Running in a terminal and the GUI is available: Tell the server to open
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45 " the GUI and check that the remote command still works.
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46 " Need to wait for the GUI to start up, otherwise the send hangs in trying
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47 " to send to the terminal window.
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48 if has('gui_athena') || has('gui_motif')
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49 " For those GUIs, ignore the 'failed to create input context' error.
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50 call remote_send(name, ":call test_ignore_error('E285') | gui -f\<CR>")
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51 else
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52 call remote_send(name, ":gui -f\<CR>")
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53 endif
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54 " Wait for the server to be up and answering requests.
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55 sleep 100m
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56 call WaitForAssert({-> assert_true(name->remote_expr("v:version", "", 1) != "")})
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57
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58 call remote_send(name, ":let testvar = 'maybe'\<CR>")
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59 call WaitForAssert({-> assert_equal('maybe', remote_expr(name, "testvar", "", 2))})
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60 endif
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61
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62 call assert_fails('call remote_send("XXX", ":let testvar = ''yes''\<CR>")', 'E241')
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63
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64 " Expression evaluated locally.
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65 if v:servername == ''
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66 eval 'MYSELF'->remote_startserver()
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67 " May get MYSELF1 when running the test again.
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68 call assert_match('MYSELF', v:servername)
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69 endif
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70 let g:testvar = 'myself'
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71 call assert_equal('myself', remote_expr(v:servername, 'testvar'))
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72
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73 call remote_send(name, ":call server2client(expand('<client>'), 'got it')\<CR>", 'g:myserverid')
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74 call assert_equal('got it', g:myserverid->remote_read(2))
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75
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76 call remote_send(name, ":eval expand('<client>')->server2client('another')\<CR>", 'g:myserverid')
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77 let peek_result = 'nothing'
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78 let r = g:myserverid->remote_peek('peek_result')
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79 " unpredictable whether the result is already available.
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80 if r > 0
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81 call assert_equal('another', peek_result)
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82 elseif r == 0
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83 call assert_equal('nothing', peek_result)
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84 else
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85 call assert_report('remote_peek() failed')
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86 endif
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87 let g:peek_result = 'empty'
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88 call WaitFor('remote_peek(g:myserverid, "g:peek_result") > 0')
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89 call assert_equal('another', g:peek_result)
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90 call assert_equal('another', remote_read(g:myserverid, 2))
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91
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92 eval name->remote_send(":qa!\<CR>")
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93 try
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94 call WaitForAssert({-> assert_equal("dead", job_status(job))})
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95 finally
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96 if job_status(job) != 'dead'
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97 call assert_report('Server did not exit')
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98 call job_stop(job, 'kill')
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99 endif
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100 endtry
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101 endfunc
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102
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103 " Uncomment this line to get a debugging log
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104 " call ch_logfile('channellog', 'w')