Mercurial > vim
annotate src/testdir/test_channel.vim @ 7918:ce5a7a613867 v7.4.1255
commit https://github.com/vim/vim/commit/66624ff0d9e1de2fc5eb4f95f3a3a2ed70b10138
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed Feb 3 23:59:43 2016 +0100
patch 7.4.1255
Problem: Crash for channel "eval" command without third argument.
Solution: Check for missing argument.
author | Christian Brabandt <cb@256bit.org> |
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date | Thu, 04 Feb 2016 00:00:05 +0100 |
parents | 54602dcac207 |
children | 14540239601d |
rev | line source |
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1 " Test for channel functions. |
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2 scriptencoding utf-8 |
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3 |
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4 " This requires the Python command to run the test server. |
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5 " This most likely only works on Unix and Windows console. |
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6 if has('unix') |
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7 " We also need the pkill command to make sure the server can be stopped. |
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8 if !executable('python') || !executable('pkill') |
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9 finish |
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10 endif |
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11 elseif has('win32') && !has('gui_win32') |
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12 " Use Python Launcher for Windows (py.exe). |
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13 if !executable('py') |
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14 finish |
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15 endif |
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16 else |
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17 finish |
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18 endif |
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19 |
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20 let s:port = -1 |
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21 |
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22 func s:start_server() |
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23 " The Python program writes the port number in Xportnr. |
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24 call delete("Xportnr") |
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25 |
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26 if has('win32') |
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27 silent !start cmd /c start "test_channel" py test_channel.py |
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28 else |
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29 silent !python test_channel.py& |
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30 endif |
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31 |
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32 " Wait for up to 2 seconds for the port number to be there. |
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33 let cnt = 20 |
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34 let l = [] |
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35 while cnt > 0 |
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36 try |
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37 let l = readfile("Xportnr") |
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38 catch |
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39 endtry |
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40 if len(l) >= 1 |
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41 break |
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42 endif |
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43 sleep 100m |
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44 let cnt -= 1 |
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45 endwhile |
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46 call delete("Xportnr") |
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47 |
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48 if len(l) == 0 |
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49 " Can't make the connection, give up. |
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50 call s:kill_server() |
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51 call assert_false(1, "Can't start test_channel.py") |
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52 return -1 |
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53 endif |
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54 let s:port = l[0] |
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55 |
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56 let handle = ch_open('localhost:' . s:port, 'json') |
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57 return handle |
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58 endfunc |
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59 |
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60 func s:kill_server() |
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61 if has('win32') |
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62 call system('taskkill /IM py.exe /T /F /FI "WINDOWTITLE eq test_channel"') |
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63 else |
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64 call system("pkill -f test_channel.py") |
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65 endif |
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66 endfunc |
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67 |
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68 func Test_communicate() |
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69 let handle = s:start_server() |
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70 if handle < 0 |
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71 return |
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72 endif |
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73 |
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74 " Simple string request and reply. |
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75 call assert_equal('got it', ch_sendexpr(handle, 'hello!')) |
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76 |
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77 " Request that triggers sending two ex commands. These will usually be |
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78 " handled before getting the response, but it's not guaranteed, thus wait a |
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79 " tiny bit for the commands to get executed. |
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80 call assert_equal('ok', ch_sendexpr(handle, 'make change')) |
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81 sleep 10m |
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82 call assert_equal('added1', getline(line('$') - 1)) |
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83 call assert_equal('added2', getline('$')) |
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84 |
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85 " Send an eval request that works. |
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86 call assert_equal('ok', ch_sendexpr(handle, 'eval-works')) |
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87 call assert_equal([-1, 'foo123'], ch_sendexpr(handle, 'eval-result')) |
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88 |
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89 " Send an eval request that fails. |
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90 call assert_equal('ok', ch_sendexpr(handle, 'eval-fails')) |
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91 call assert_equal([-2, 'ERROR'], ch_sendexpr(handle, 'eval-result')) |
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92 |
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93 " Send a bad eval request. There will be no response. |
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94 call assert_equal('ok', ch_sendexpr(handle, 'eval-bad')) |
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95 call assert_equal([-2, 'ERROR'], ch_sendexpr(handle, 'eval-result')) |
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96 |
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97 " make the server quit, can't check if this works, should not hang. |
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98 call ch_sendexpr(handle, '!quit!', 0) |
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99 |
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100 call s:kill_server() |
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101 endfunc |
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102 |
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103 " Test that we can open two channels. |
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104 func Test_two_channels() |
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105 let handle = s:start_server() |
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106 if handle < 0 |
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107 return |
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108 endif |
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109 call assert_equal('got it', ch_sendexpr(handle, 'hello!')) |
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110 |
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111 let newhandle = ch_open('localhost:' . s:port, 'json') |
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112 call assert_equal('got it', ch_sendexpr(newhandle, 'hello!')) |
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113 call assert_equal('got it', ch_sendexpr(handle, 'hello!')) |
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114 |
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115 call ch_close(handle) |
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116 call assert_equal('got it', ch_sendexpr(newhandle, 'hello!')) |
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117 |
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118 call s:kill_server() |
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119 endfunc |
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120 |
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121 " Test that a server crash is handled gracefully. |
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122 func Test_server_crash() |
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123 let handle = s:start_server() |
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124 if handle < 0 |
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125 return |
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126 endif |
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127 call ch_sendexpr(handle, '!crash!') |
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128 |
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129 " kill the server in case if failed to crash |
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130 sleep 10m |
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131 call s:kill_server() |
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132 endfunc |