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source shared.vim
source term_util.vim
command -nargs=1 MissingFeature throw 'Skipped: ' .. <args> .. ' feature missing'
" Command to check for the presence of a feature.
command -nargs=1 CheckFeature call CheckFeature(<f-args>)
func CheckFeature(name)
if !has(a:name, 1)
throw 'Checking for non-existent feature ' .. a:name
endif
if !has(a:name)
MissingFeature a:name
endif
endfunc
" Command to check for the presence of a working option.
command -nargs=1 CheckOption call CheckOption(<f-args>)
func CheckOption(name)
if !exists('&' .. a:name)
throw 'Checking for non-existent option ' .. a:name
endif
if !exists('+' .. a:name)
throw 'Skipped: ' .. a:name .. ' option not supported'
endif
endfunc
" Command to check for the presence of a built-in function.
command -nargs=1 CheckFunction call CheckFunction(<f-args>)
func CheckFunction(name)
if !exists('?' .. a:name)
throw 'Checking for non-existent function ' .. a:name
endif
if !exists('*' .. a:name)
throw 'Skipped: ' .. a:name .. ' function missing'
endif
endfunc
" Command to check for the presence of an Ex command
command -nargs=1 CheckCommand call CheckCommand(<f-args>)
func CheckCommand(name)
if !exists(':' .. a:name)
throw 'Skipped: ' .. a:name .. ' command not supported'
endif
endfunc
" Command to check for the presence of a shell command
command -nargs=1 CheckExecutable call CheckExecutable(<f-args>)
func CheckExecutable(name)
if !executable(a:name)
throw 'Skipped: ' .. a:name .. ' program not executable'
endif
endfunc
" Command to check for the presence of python. Argument should have been
" obtained with PythonProg()
func CheckPython(name)
if a:name == ''
throw 'Skipped: python command not available'
endif
endfunc
" Command to check for running on MS-Windows
command CheckMSWindows call CheckMSWindows()
func CheckMSWindows()
if !has('win32')
throw 'Skipped: only works on MS-Windows'
endif
endfunc
" Command to check for NOT running on MS-Windows
command CheckNotMSWindows call CheckNotMSWindows()
func CheckNotMSWindows()
if has('win32')
throw 'Skipped: does not work on MS-Windows'
endif
endfunc
" Command to check for running on Unix
command CheckUnix call CheckUnix()
func CheckUnix()
if !has('unix')
throw 'Skipped: only works on Unix'
endif
endfunc
" Command to check for not running on a BSD system.
" TODO: using this checks should not be needed
command CheckNotBSD call CheckNotBSD()
func CheckNotBSD()
if has('bsd')
throw 'Skipped: does not work on BSD'
endif
endfunc
" Command to check that making screendumps is supported.
" Caller must source screendump.vim
command CheckScreendump call CheckScreendump()
func CheckScreendump()
if !CanRunVimInTerminal()
throw 'Skipped: cannot make screendumps'
endif
endfunc
" Command to check that we can Run Vim in a terminal window
command CheckRunVimInTerminal call CheckRunVimInTerminal()
func CheckRunVimInTerminal()
if !CanRunVimInTerminal()
throw 'Skipped: cannot run Vim in a terminal window'
endif
endfunc
" Command to check that we can run the GUI
command CheckCanRunGui call CheckCanRunGui()
func CheckCanRunGui()
if !has('gui') || ($DISPLAY == "" && !has('gui_running'))
throw 'Skipped: cannot start the GUI'
endif
endfunc
" Command to check that we are using the GUI
command CheckGui call CheckGui()
func CheckGui()
if !has('gui_running')
throw 'Skipped: only works in the GUI'
endif
endfunc
" Command to check that not currently using the GUI
command CheckNotGui call CheckNotGui()
func CheckNotGui()
if has('gui_running')
throw 'Skipped: only works in the terminal'
endif
endfunc
" Command to check that test is not running as root
command CheckNotRoot call CheckNotRoot()
func CheckNotRoot()
if IsRoot()
throw 'Skipped: cannot run test as root'
endif
endfunc
" Command to check that the current language is English
command CheckEnglish call CheckEnglish()
func CheckEnglish()
if v:lang != "C" && v:lang !~ '^[Ee]n'
throw 'Skipped: only works in English language environment'
endif
endfunc
" Command to check that loopback device has IPv6 address
command CheckIPv6 call CheckIPv6()
func CheckIPv6()
if !has('ipv6')
throw 'Skipped: cannot use IPv6 networking'
endif
if !exists('s:ipv6_loopback')
let s:ipv6_loopback = s:CheckIPv6Loopback()
endif
if !s:ipv6_loopback
throw 'Skipped: no IPv6 address for loopback device'
endif
endfunc
func s:CheckIPv6Loopback()
if has('win32')
return system('netsh interface ipv6 show interface') =~? '\<Loopback\>'
elseif filereadable('/proc/net/if_inet6')
return (match(readfile('/proc/net/if_inet6'), '\slo$') >= 0)
elseif executable('ifconfig')
for dev in ['lo0', 'lo', 'loop']
" NOTE: On SunOS, need specify address family 'inet6' to get IPv6 info.
if system('ifconfig ' .. dev .. ' inet6 2>/dev/null') =~? '\<inet6\>'
\ || system('ifconfig ' .. dev .. ' 2>/dev/null') =~? '\<inet6\>'
return v:true
endif
endfor
else
" TODO: How to check it in other platforms?
endif
return v:false
endfunc
" Command to check for not running under ASAN
command CheckNotAsan call CheckNotAsan()
func CheckNotAsan()
if execute('version') =~# '-fsanitize=[a-z,]*\<address\>'
throw 'Skipped: does not work with ASAN'
endif
endfunc
" vim: shiftwidth=2 sts=2 expandtab
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