annotate src/testdir/shared.vim @ 19729:bc91817dda84

Added tag v8.2.0420 for changeset 41a1ea967a979d27907c0048cadf5b851343e81f
author Bram Moolenaar <Bram@vim.org>
date Fri, 20 Mar 2020 19:45:04 +0100
parents 2a017e9dc6da
children 031184ace7c5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 " Functions shared by several tests.
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2
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3 " Only load this script once.
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4 if exists('*PythonProg')
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5 finish
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6 endif
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7
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8 source view_util.vim
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9
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10 " Get the name of the Python executable.
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11 " Also keeps it in s:python.
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12 func PythonProg()
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13 " This test requires the Python command to run the test server.
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14 " This most likely only works on Unix and Windows.
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15 if has('unix')
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16 " We also need the job feature or the pkill command to make sure the server
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17 " can be stopped.
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18 if !(executable('python') && (has('job') || executable('pkill')))
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19 return ''
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20 endif
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21 let s:python = 'python'
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22 elseif has('win32')
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23 " Use Python Launcher for Windows (py.exe) if available.
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24 if executable('py.exe')
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25 let s:python = 'py.exe'
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26 elseif executable('python.exe')
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27 let s:python = 'python.exe'
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28 else
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29 return ''
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30 endif
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31 else
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32 return ''
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33 endif
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34 return s:python
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35 endfunc
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36
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37 " Run "cmd". Returns the job if using a job.
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38 func RunCommand(cmd)
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39 let job = 0
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40 if has('job')
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41 let job = job_start(a:cmd, {"stoponexit": "hup"})
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42 call job_setoptions(job, {"stoponexit": "kill"})
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43 elseif has('win32')
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44 exe 'silent !start cmd /c start "test_channel" ' . a:cmd
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45 else
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46 exe 'silent !' . a:cmd . '&'
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47 endif
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48 return job
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49 endfunc
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50
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51 " Read the port number from the Xportnr file.
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52 func GetPort()
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53 let l = []
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54 " with 200 it sometimes failed
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55 for i in range(400)
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56 try
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57 let l = readfile("Xportnr")
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58 catch
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59 endtry
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60 if len(l) >= 1
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61 break
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62 endif
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63 sleep 10m
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64 endfor
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65 call delete("Xportnr")
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66
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67 if len(l) == 0
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68 " Can't make the connection, give up.
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69 return 0
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70 endif
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71 return l[0]
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72 endfunc
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73
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74 " Run a Python server for "cmd" and call "testfunc".
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75 " Always kills the server before returning.
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76 func RunServer(cmd, testfunc, args)
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77 " The Python program writes the port number in Xportnr.
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78 call delete("Xportnr")
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80 if len(a:args) == 1
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81 let arg = ' ' . a:args[0]
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82 else
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83 let arg = ''
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84 endif
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85 let pycmd = s:python . " " . a:cmd . arg
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86
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87 try
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88 let g:currentJob = RunCommand(pycmd)
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89
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90 " Wait for up to 2 seconds for the port number to be there.
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91 let port = GetPort()
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92 if port == 0
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93 call assert_false(1, "Can't start " . a:cmd)
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94 return
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95 endif
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96
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97 call call(function(a:testfunc), [port])
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98 catch
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99 call assert_false(1, 'Caught exception: "' . v:exception . '" in ' . v:throwpoint)
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100 finally
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101 call s:kill_server(a:cmd)
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102 endtry
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103 endfunc
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104
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105 func s:kill_server(cmd)
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106 if has('job')
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107 if exists('g:currentJob')
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108 call job_stop(g:currentJob)
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109 unlet g:currentJob
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110 endif
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111 elseif has('win32')
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112 let cmd = substitute(a:cmd, ".py", '', '')
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113 call system('taskkill /IM ' . s:python . ' /T /F /FI "WINDOWTITLE eq ' . cmd . '"')
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114 else
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115 call system("pkill -f " . a:cmd)
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116 endif
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117 endfunc
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118
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119 " Wait for up to five seconds for "expr" to become true. "expr" can be a
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120 " stringified expression to evaluate, or a funcref without arguments.
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121 " Using a lambda works best. Example:
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122 " call WaitFor({-> status == "ok"})
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123 "
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124 " A second argument can be used to specify a different timeout in msec.
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125 "
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126 " When successful the time slept is returned.
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127 " When running into the timeout an exception is thrown, thus the function does
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128 " not return.
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129 func WaitFor(expr, ...)
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130 let timeout = get(a:000, 0, 5000)
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131 let slept = s:WaitForCommon(a:expr, v:null, timeout)
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132 if slept < 0
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133 throw 'WaitFor() timed out after ' . timeout . ' msec'
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134 endif
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135 return slept
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136 endfunc
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137
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138 " Wait for up to five seconds for "assert" to return zero. "assert" must be a
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139 " (lambda) function containing one assert function. Example:
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140 " call WaitForAssert({-> assert_equal("dead", job_status(job)})
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141 "
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142 " A second argument can be used to specify a different timeout in msec.
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143 "
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144 " Return zero for success, one for failure (like the assert function).
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145 func WaitForAssert(assert, ...)
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146 let timeout = get(a:000, 0, 5000)
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147 if s:WaitForCommon(v:null, a:assert, timeout) < 0
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148 return 1
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149 endif
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150 return 0
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151 endfunc
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152
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153 " Common implementation of WaitFor() and WaitForAssert().
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154 " Either "expr" or "assert" is not v:null
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155 " Return the waiting time for success, -1 for failure.
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156 func s:WaitForCommon(expr, assert, timeout)
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157 " using reltime() is more accurate, but not always available
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158 let slept = 0
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159 if exists('*reltimefloat')
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160 let start = reltime()
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161 endif
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162
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163 while 1
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164 if type(a:expr) == v:t_func
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165 let success = a:expr()
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166 elseif type(a:assert) == v:t_func
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167 let success = a:assert() == 0
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168 else
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169 let success = eval(a:expr)
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170 endif
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171 if success
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172 return slept
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173 endif
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174
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175 if slept >= a:timeout
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176 break
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177 endif
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178 if type(a:assert) == v:t_func
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179 " Remove the error added by the assert function.
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180 call remove(v:errors, -1)
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181 endif
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182
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183 sleep 10m
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184 if exists('*reltimefloat')
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185 let slept = float2nr(reltimefloat(reltime(start)) * 1000)
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186 else
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187 let slept += 10
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188 endif
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189 endwhile
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190
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191 return -1 " timed out
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192 endfunc
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193
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194
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195 " Wait for up to a given milliseconds.
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196 " With the +timers feature this waits for key-input by getchar(), Resume()
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197 " feeds key-input and resumes process. Return time waited in milliseconds.
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198 " Without +timers it uses simply :sleep.
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199 func Standby(msec)
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200 if has('timers') && exists('*reltimefloat')
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201 let start = reltime()
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202 let g:_standby_timer = timer_start(a:msec, function('s:feedkeys'))
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203 call getchar()
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204 return float2nr(reltimefloat(reltime(start)) * 1000)
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205 else
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206 execute 'sleep ' a:msec . 'm'
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207 return a:msec
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208 endif
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209 endfunc
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210
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211 func Resume()
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212 if exists('g:_standby_timer')
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213 call timer_stop(g:_standby_timer)
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214 call s:feedkeys(0)
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215 unlet g:_standby_timer
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216 endif
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217 endfunc
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218
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219 func s:feedkeys(timer)
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parents: 9933
diff changeset
220 call feedkeys('x', 'nt')
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parents: 9933
diff changeset
221 endfunc
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diff changeset
222
12602
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diff changeset
223 " Get $VIMPROG to run Vim executable.
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diff changeset
224 " The Makefile writes it as the first line in the "vimcmd" file.
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diff changeset
225 func GetVimProg()
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diff changeset
226 if !filereadable('vimcmd')
13304
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diff changeset
227 " Assume the script was sourced instead of running "make".
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diff changeset
228 return '../vim'
12602
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diff changeset
229 endif
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diff changeset
230 return readfile('vimcmd')[0]
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diff changeset
231 endfunc
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diff changeset
232
13843
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diff changeset
233 let g:valgrind_cnt = 1
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diff changeset
234
11175
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diff changeset
235 " Get the command to run Vim, with -u NONE and --not-a-term arguments.
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236 " If there is an argument use it instead of "NONE".
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diff changeset
237 func GetVimCommand(...)
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diff changeset
238 if !filereadable('vimcmd')
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diff changeset
239 echo 'Cannot read the "vimcmd" file, falling back to ../vim.'
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240 let lines = ['../vim']
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diff changeset
241 else
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diff changeset
242 let lines = readfile('vimcmd')
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diff changeset
243 endif
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244 if a:0 == 0
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245 let name = 'NONE'
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246 else
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diff changeset
247 let name = a:1
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diff changeset
248 endif
12602
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diff changeset
249 " For Unix Makefile writes the command to use in the second line of the
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diff changeset
250 " "vimcmd" file, including environment options.
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diff changeset
251 " Other Makefiles just write the executable in the first line, so fall back
13843
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252 " to that if there is no second line or it is empty.
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253 if len(lines) > 1 && lines[1] != ''
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diff changeset
254 let cmd = lines[1]
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255 else
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diff changeset
256 let cmd = lines[0]
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diff changeset
257 endif
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diff changeset
258
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diff changeset
259 let cmd = substitute(cmd, '-u \f\+', '-u ' . name, '')
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260 if cmd !~ '-u '. name
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diff changeset
261 let cmd = cmd . ' -u ' . name
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diff changeset
262 endif
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diff changeset
263 let cmd .= ' --not-a-term'
17391
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parents: 17249
diff changeset
264 let cmd = substitute(cmd, 'VIMRUNTIME=\S\+', '', '')
13843
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diff changeset
265
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diff changeset
266 " If using valgrind, make sure every run uses a different log file.
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diff changeset
267 if cmd =~ 'valgrind.*--log-file='
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268 let cmd = substitute(cmd, '--log-file=\(^\s*\)', '--log-file=\1.' . g:valgrind_cnt, '')
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diff changeset
269 let g:valgrind_cnt += 1
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diff changeset
270 endif
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diff changeset
271
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diff changeset
272 return cmd
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273 endfunc
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diff changeset
274
17910
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diff changeset
275 " Get the command to run Vim, with --clean instead of "-u NONE".
13304
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diff changeset
276 func GetVimCommandClean()
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diff changeset
277 let cmd = GetVimCommand()
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diff changeset
278 let cmd = substitute(cmd, '-u NONE', '--clean', '')
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diff changeset
279 let cmd = substitute(cmd, '--not-a-term', '', '')
14919
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diff changeset
280
17920
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diff changeset
281 " Force using utf-8, Vim may pick up something else from the environment.
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diff changeset
282 let cmd ..= ' --cmd "set enc=utf8" '
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diff changeset
283
14919
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diff changeset
284 " Optionally run Vim under valgrind
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diff changeset
285 " let cmd = 'valgrind --tool=memcheck --leak-check=yes --num-callers=25 --log-file=valgrind ' . cmd
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diff changeset
286
13304
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diff changeset
287 return cmd
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diff changeset
288 endfunc
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diff changeset
289
17249
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diff changeset
290 " Get the command to run Vim, with --clean, and force to run in terminal so it
3e2e998ce0db patch 8.1.1624: when testing in the GUI may try to run gvim in a terminal
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diff changeset
291 " won't start a new GUI.
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parents: 17164
diff changeset
292 func GetVimCommandCleanTerm()
3e2e998ce0db patch 8.1.1624: when testing in the GUI may try to run gvim in a terminal
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parents: 17164
diff changeset
293 " Add -v to have gvim run in the terminal (if possible)
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diff changeset
294 return GetVimCommandClean() .. ' -v '
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Bram Moolenaar <Bram@vim.org>
parents: 17164
diff changeset
295 endfunc
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diff changeset
296
9778
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diff changeset
297 " Run Vim, using the "vimcmd" file and "-u NORC".
9806
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parents: 9804
diff changeset
298 " "before" is a list of Vim commands to be executed before loading plugins.
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diff changeset
299 " "after" is a list of Vim commands to be executed after loading plugins.
9778
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diff changeset
300 " Plugins are not loaded, unless 'loadplugins' is set in "before".
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diff changeset
301 " Return 1 if Vim could be executed.
9794
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diff changeset
302 func RunVim(before, after, arguments)
9818
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parents: 9810
diff changeset
303 return RunVimPiped(a:before, a:after, a:arguments, '')
9806
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parents: 9804
diff changeset
304 endfunc
108b62925cb0 commit https://github.com/vim/vim/commit/3a938383396d4ab352bbb4d806938302debdae2c
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parents: 9804
diff changeset
305
108b62925cb0 commit https://github.com/vim/vim/commit/3a938383396d4ab352bbb4d806938302debdae2c
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parents: 9804
diff changeset
306 func RunVimPiped(before, after, arguments, pipecmd)
11175
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parents: 11022
diff changeset
307 let cmd = GetVimCommand()
9804
4ef933b816e7 commit https://github.com/vim/vim/commit/ba98bef1910094179bf90b9467b6e2d2f9462601
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parents: 9794
diff changeset
308 let args = ''
9794
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parents: 9788
diff changeset
309 if len(a:before) > 0
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parents: 9788
diff changeset
310 call writefile(a:before, 'Xbefore.vim')
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parents: 9788
diff changeset
311 let args .= ' --cmd "so Xbefore.vim"'
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parents: 9788
diff changeset
312 endif
fd32f719d34f commit https://github.com/vim/vim/commit/472a0a880a709c027f4b19cfa56c08e78818112d
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parents: 9788
diff changeset
313 if len(a:after) > 0
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parents: 9788
diff changeset
314 call writefile(a:after, 'Xafter.vim')
fd32f719d34f commit https://github.com/vim/vim/commit/472a0a880a709c027f4b19cfa56c08e78818112d
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parents: 9788
diff changeset
315 let args .= ' -S Xafter.vim'
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parents: 9788
diff changeset
316 endif
9778
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parents: 9517
diff changeset
317
18829
eff8d8f72a82 patch 8.1.2402: typos and other small things
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parents: 18277
diff changeset
318 " Optionally run Vim under valgrind
eff8d8f72a82 patch 8.1.2402: typos and other small things
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parents: 18277
diff changeset
319 " let cmd = 'valgrind --tool=memcheck --leak-check=yes --num-callers=25 --log-file=valgrind ' . cmd
eff8d8f72a82 patch 8.1.2402: typos and other small things
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parents: 18277
diff changeset
320
9806
108b62925cb0 commit https://github.com/vim/vim/commit/3a938383396d4ab352bbb4d806938302debdae2c
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parents: 9804
diff changeset
321 exe "silent !" . a:pipecmd . cmd . args . ' ' . a:arguments
9778
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parents: 9517
diff changeset
322
9794
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parents: 9788
diff changeset
323 if len(a:before) > 0
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parents: 9788
diff changeset
324 call delete('Xbefore.vim')
fd32f719d34f commit https://github.com/vim/vim/commit/472a0a880a709c027f4b19cfa56c08e78818112d
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parents: 9788
diff changeset
325 endif
fd32f719d34f commit https://github.com/vim/vim/commit/472a0a880a709c027f4b19cfa56c08e78818112d
Christian Brabandt <cb@256bit.org>
parents: 9788
diff changeset
326 if len(a:after) > 0
fd32f719d34f commit https://github.com/vim/vim/commit/472a0a880a709c027f4b19cfa56c08e78818112d
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parents: 9788
diff changeset
327 call delete('Xafter.vim')
fd32f719d34f commit https://github.com/vim/vim/commit/472a0a880a709c027f4b19cfa56c08e78818112d
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parents: 9788
diff changeset
328 endif
9778
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parents: 9517
diff changeset
329 return 1
4360b2b46125 commit https://github.com/vim/vim/commit/66459b7c98c67f8a9d39de8f08e8e8f1fca0e359
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parents: 9517
diff changeset
330 endfunc
18277
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Bram Moolenaar <Bram@vim.org>
parents: 17920
diff changeset
331
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diff changeset
332 func IsRoot()
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Bram Moolenaar <Bram@vim.org>
parents: 17920
diff changeset
333 if !has('unix')
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parents: 17920
diff changeset
334 return v:false
f6dcf7eabd26 patch 8.1.2133: some tests fail when run as root
Bram Moolenaar <Bram@vim.org>
parents: 17920
diff changeset
335 elseif $USER == 'root' || system('id -un') =~ '\<root\>'
f6dcf7eabd26 patch 8.1.2133: some tests fail when run as root
Bram Moolenaar <Bram@vim.org>
parents: 17920
diff changeset
336 return v:true
f6dcf7eabd26 patch 8.1.2133: some tests fail when run as root
Bram Moolenaar <Bram@vim.org>
parents: 17920
diff changeset
337 endif
f6dcf7eabd26 patch 8.1.2133: some tests fail when run as root
Bram Moolenaar <Bram@vim.org>
parents: 17920
diff changeset
338 return v:false
f6dcf7eabd26 patch 8.1.2133: some tests fail when run as root
Bram Moolenaar <Bram@vim.org>
parents: 17920
diff changeset
339 endfunc