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annotate src/testdir/test_clientserver.vim @ 19906:031184ace7c5 v8.2.0509

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patch 8.2.0509: various code is not properly tested. Commit: https://github.com/vim/vim/commit/cde0ff39da2459b16007fef701ebaa449fb6fe9d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Apr 4 14:00:39 2020 +0200 patch 8.2.0509: various code is not properly tested. Problem: various code is not properly tested. Solution: Add more tests. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/5871)
author Bram Moolenaar <Bram@vim.org>
date Sat, 04 Apr 2020 14:15:05 +0200
parents 12518b40c161
children 2c4d9ca33769
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 Check_X11_Connection()
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10 if has('x11')
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11 if empty($DISPLAY)
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12 throw 'Skipped: $DISPLAY is not set'
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13 endif
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14 try
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15 call remote_send('xxx', '')
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16 catch
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17 if v:exception =~ 'E240:'
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18 throw 'Skipped: no connection to the X server'
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19 endif
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20 " ignore other errors
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21 endtry
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22 endif
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23 endfunc
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24
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25 func Test_client_server()
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26 let cmd = GetVimCommand()
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27 if cmd == ''
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28 return
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29 endif
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30 call Check_X11_Connection()
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31
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32 let name = 'XVIMTEST'
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33 let cmd .= ' --servername ' . name
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34 let job = job_start(cmd, {'stoponexit': 'kill', 'out_io': 'null'})
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35 call WaitForAssert({-> assert_equal("run", job_status(job))})
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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 WaitForAssert({-> assert_match(name, serverlist())})
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40
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41 eval name->remote_foreground()
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42
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43 call remote_send(name, ":let testvar = 'yes'\<CR>")
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44 call WaitFor('remote_expr("' . name . '", "exists(\"testvar\") ? testvar : \"\"", "", 1) == "yes"')
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45 call assert_equal('yes', remote_expr(name, "testvar", "", 2))
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46 call assert_fails("let x=remote_expr(name, '2+x')", 'E449:')
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47 call assert_fails("let x=remote_expr('[], '2+2')", 'E116:')
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48
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49 if has('unix') && has('gui') && !has('gui_running')
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50 " Running in a terminal and the GUI is available: Tell the server to open
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51 " the GUI and check that the remote command still works.
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52 " Need to wait for the GUI to start up, otherwise the send hangs in trying
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53 " to send to the terminal window.
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54 if has('gui_athena') || has('gui_motif')
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55 " For those GUIs, ignore the 'failed to create input context' error.
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56 call remote_send(name, ":call test_ignore_error('E285') | gui -f\<CR>")
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57 else
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58 call remote_send(name, ":gui -f\<CR>")
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59 endif
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60 " Wait for the server to be up and answering requests.
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61 sleep 100m
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62 call WaitForAssert({-> assert_true(name->remote_expr("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 WaitForAssert({-> assert_equal('maybe', remote_expr(name, "testvar", "", 2))})
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66 endif
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67
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68 call assert_fails('call remote_send("XXX", ":let testvar = ''yes''\<CR>")', 'E241')
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69
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70 " Expression evaluated locally.
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71 if v:servername == ''
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72 eval 'MYSELF'->remote_startserver()
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73 " May get MYSELF1 when running the test again.
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74 call assert_match('MYSELF', v:servername)
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75 call assert_fails("call remote_startserver('MYSELF')", 'E941:')
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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 call remote_send(v:servername, ":let g:testvar2 = 75\<CR>")
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80 call feedkeys('', 'x')
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81 call assert_equal(75, g:testvar2)
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82 call assert_fails('let v = remote_expr(v:servername, "/2")', 'E449:')
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83
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84 call remote_send(name, ":call server2client(expand('<client>'), 'got it')\<CR>", 'g:myserverid')
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85 call assert_equal('got it', g:myserverid->remote_read(2))
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86
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87 call remote_send(name, ":eval expand('<client>')->server2client('another')\<CR>", 'g:myserverid')
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88 let peek_result = 'nothing'
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89 let r = g:myserverid->remote_peek('peek_result')
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90 " unpredictable whether the result is already available.
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91 if r > 0
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92 call assert_equal('another', peek_result)
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93 elseif r == 0
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94 call assert_equal('nothing', peek_result)
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95 else
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96 call assert_report('remote_peek() failed')
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97 endif
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98 let g:peek_result = 'empty'
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99 call WaitFor('remote_peek(g:myserverid, "g:peek_result") > 0')
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100 call assert_equal('another', g:peek_result)
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101 call assert_equal('another', remote_read(g:myserverid, 2))
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102
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103 if !has('gui_running')
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104 " In GUI vim, the following tests display a dialog box
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105
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106 let cmd = GetVimProg() .. ' --servername ' .. name
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107
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108 " Run a separate instance to send a command to the server
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109 call remote_expr(name, 'execute("only")')
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110 call system(cmd .. ' --remote-send ":new Xfile<CR>"')
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111 call assert_equal('2', remote_expr(name, 'winnr("$")'))
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112 call assert_equal('Xfile', remote_expr(name, 'winbufnr(1)->bufname()'))
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113 call remote_expr(name, 'execute("only")')
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114
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115 " Invoke a remote-expr. On MS-Windows, the returned value has a carriage
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116 " return.
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117 let l = system(cmd .. ' --remote-expr "2 + 2"')
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118 call assert_equal(['4'], split(l, "\n"))
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119
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120 " Edit multiple files using --remote
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121 call system(cmd .. ' --remote Xfile1 Xfile2 Xfile3')
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122 call assert_equal("Xfile1\nXfile2\nXfile3\n", remote_expr(name, 'argv()'))
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123 eval name->remote_send(":%bw!\<CR>")
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124
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125 " Edit files in separate tab pages
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126 call system(cmd .. ' --remote-tab Xfile1 Xfile2 Xfile3')
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127 call assert_equal('3', remote_expr(name, 'tabpagenr("$")'))
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128 call assert_equal('Xfile2', remote_expr(name, 'bufname(tabpagebuflist(2)[0])'))
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129 eval name->remote_send(":%bw!\<CR>")
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130
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131 " Edit a file using --remote-wait
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132 eval name->remote_send(":source $VIMRUNTIME/plugin/rrhelper.vim\<CR>")
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133 call system(cmd .. ' --remote-wait +enew Xfile1')
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134 call assert_equal("Xfile1", remote_expr(name, 'bufname("#")'))
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135 eval name->remote_send(":%bw!\<CR>")
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136
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137 " Edit files using --remote-tab-wait
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138 call system(cmd .. ' --remote-tabwait +tabonly\|enew Xfile1 Xfile2')
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139 call assert_equal('1', remote_expr(name, 'tabpagenr("$")'))
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140 eval name->remote_send(":%bw!\<CR>")
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141
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142 " Error cases
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143 if v:lang == "C" || v:lang =~ '^[Ee]n'
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144 let l = split(system(cmd .. ' --remote +pwd'), "\n")
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145 call assert_equal("Argument missing after: \"+pwd\"", l[1])
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146 endif
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147 let l = system(cmd .. ' --remote-expr "abcd"')
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148 call assert_match('^E449: ', l)
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149 endif
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150
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151 eval name->remote_send(":%bw!\<CR>")
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152 eval name->remote_send(":qa!\<CR>")
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153 try
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154 call WaitForAssert({-> assert_equal("dead", job_status(job))})
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155 finally
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156 if job_status(job) != 'dead'
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157 call assert_report('Server did not exit')
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158 call job_stop(job, 'kill')
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159 endif
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160 endtry
19783
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161
19906
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162 call assert_fails("let x = remote_peek([])", 'E730:')
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163 call assert_fails("let x = remote_read('vim10')", 'E277:')
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164 endfunc
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165
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166 " Uncomment this line to get a debugging log
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167 " call ch_logfile('channellog', 'w')
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168
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169 " vim: shiftwidth=2 sts=2 expandtab