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test_channel.vim
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test_channel.vim
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" Test for channel functions.
if !has('channel')
finish
endif
source shared.vim
let s:python = PythonProg()
if s:python == ''
" Can't run this test without Python.
finish
endif
" Uncomment the next line to see what happens. Output is in
" src/testdir/channellog.
" call ch_logfile('channellog', 'w')
let s:chopt = {}
" Run "testfunc" after sarting the server and stop the server afterwards.
func s:run_server(testfunc, ...)
call RunServer('test_channel.py', a:testfunc, a:000)
endfunc
" Return a list of open files.
" Can be used to make sure no resources leaked.
" Returns an empty list on systems where this is not supported.
func s:get_resources()
let pid = getpid()
if has('mac')
return systemlist('lsof -p ' . pid . ' | awk ''$4~/^[0-9]*[rwu]$/&&$5=="REG"{print$NF}''')
elseif isdirectory('/proc/' . pid . '/fd/')
return systemlist('readlink /proc/' . pid . '/fd/* | grep -v ''^/dev/''')
else
return []
endif
endfunc
let g:Ch_responseMsg = ''
func Ch_requestHandler(handle, msg)
let g:Ch_responseHandle = a:handle
let g:Ch_responseMsg = a:msg
endfunc
func Ch_communicate(port)
" Avoid dropping messages, since we don't use a callback here.
let s:chopt.drop = 'never'
" Also add the noblock flag to try it out.
let s:chopt.noblock = 1
let handle = ch_open('localhost:' . a:port, s:chopt)
unlet s:chopt.drop
unlet s:chopt.noblock
if ch_status(handle) == "fail"
call assert_report("Can't open channel")
return
endif
if has('job')
" check that getjob without a job is handled correctly
call assert_equal('no process', string(ch_getjob(handle)))
endif
let dict = ch_info(handle)
call assert_true(dict.id != 0)
call assert_equal('open', dict.status)
call assert_equal(a:port, string(dict.port))
call assert_equal('open', dict.sock_status)
call assert_equal('socket', dict.sock_io)
" Simple string request and reply.
call assert_equal('got it', ch_evalexpr(handle, 'hello!'))
" Malformed command should be ignored.
call assert_equal('ok', ch_evalexpr(handle, 'malformed1'))
call assert_equal('ok', ch_evalexpr(handle, 'malformed2'))
call assert_equal('ok', ch_evalexpr(handle, 'malformed3'))
" split command should work
call assert_equal('ok', ch_evalexpr(handle, 'split'))
call WaitFor('exists("g:split")')
call assert_equal(123, g:split)
" string with ][ should work
call assert_equal('this][that', ch_evalexpr(handle, 'echo this][that'))
" nothing to read now
call assert_equal(0, ch_canread(handle))
" sending three messages quickly then reading should work
for i in range(3)
call ch_sendexpr(handle, 'echo hello ' . i)
endfor
call assert_equal('hello 0', ch_read(handle)[1])
call assert_equal('hello 1', ch_read(handle)[1])
call assert_equal('hello 2', ch_read(handle)[1])
" Request that triggers sending two ex commands. These will usually be
" handled before getting the response, but it's not guaranteed, thus wait a
" tiny bit for the commands to get executed.
call assert_equal('ok', ch_evalexpr(handle, 'make change'))
call WaitForAssert({-> assert_equal("added2", getline("$"))})
call assert_equal('added1', getline(line('$') - 1))
" Request command "foo bar", which fails silently.
call assert_equal('ok', ch_evalexpr(handle, 'bad command'))
call WaitForAssert({-> assert_match("E492:.*foo bar", v:errmsg)})
call assert_equal('ok', ch_evalexpr(handle, 'do normal', {'timeout': 100}))
call WaitForAssert({-> assert_equal('added more', getline('$'))})
" Send a request with a specific handler.
call ch_sendexpr(handle, 'hello!', {'callback': 'Ch_requestHandler'})
call WaitFor('exists("g:Ch_responseHandle")')
if !exists('g:Ch_responseHandle')
call assert_report('g:Ch_responseHandle was not set')
else
call assert_equal(handle, g:Ch_responseHandle)
unlet g:Ch_responseHandle
endif
call assert_equal('got it', g:Ch_responseMsg)
let g:Ch_responseMsg = ''
call ch_sendexpr(handle, 'hello!', {'callback': function('Ch_requestHandler')})
call WaitFor('exists("g:Ch_responseHandle")')
if !exists('g:Ch_responseHandle')
call assert_report('g:Ch_responseHandle was not set')
else
call assert_equal(handle, g:Ch_responseHandle)
unlet g:Ch_responseHandle
endif
call assert_equal('got it', g:Ch_responseMsg)
" Using lambda.
let g:Ch_responseMsg = ''
call ch_sendexpr(handle, 'hello!', {'callback': {a, b -> Ch_requestHandler(a, b)}})
call WaitFor('exists("g:Ch_responseHandle")')
if !exists('g:Ch_responseHandle')
call assert_report('g:Ch_responseHandle was not set')
else
call assert_equal(handle, g:Ch_responseHandle)
unlet g:Ch_responseHandle
endif
call assert_equal('got it', g:Ch_responseMsg)
" Collect garbage, tests that our handle isn't collected.
call test_garbagecollect_now()
" check setting options (without testing the effect)
call ch_setoptions(handle, {'callback': 's:NotUsed'})
call ch_setoptions(handle, {'timeout': 1111})
call ch_setoptions(handle, {'mode': 'json'})
call assert_fails("call ch_setoptions(handle, {'waittime': 111})", "E475")
call ch_setoptions(handle, {'callback': ''})
call ch_setoptions(handle, {'drop': 'never'})
call ch_setoptions(handle, {'drop': 'auto'})
call assert_fails("call ch_setoptions(handle, {'drop': 'bad'})", "E475")
" Send an eval request that works.
call assert_equal('ok', ch_evalexpr(handle, 'eval-works'))
sleep 10m
call assert_equal([-1, 'foo123'], ch_evalexpr(handle, 'eval-result'))
" Send an eval request with special characters.
call assert_equal('ok', ch_evalexpr(handle, 'eval-special'))
sleep 10m
call assert_equal([-2, "foo\x7f\x10\x01bar"], ch_evalexpr(handle, 'eval-result'))
" Send an eval request to get a line with special characters.
call setline(3, "a\nb\<CR>c\x01d\x7fe")
call assert_equal('ok', ch_evalexpr(handle, 'eval-getline'))
sleep 10m
call assert_equal([-3, "a\nb\<CR>c\x01d\x7fe"], ch_evalexpr(handle, 'eval-result'))
" Send an eval request that fails.
call assert_equal('ok', ch_evalexpr(handle, 'eval-fails'))
sleep 10m
call assert_equal([-4, 'ERROR'], ch_evalexpr(handle, 'eval-result'))
" Send an eval request that works but can't be encoded.
call assert_equal('ok', ch_evalexpr(handle, 'eval-error'))
sleep 10m
call assert_equal([-5, 'ERROR'], ch_evalexpr(handle, 'eval-result'))
" Send a bad eval request. There will be no response.
call assert_equal('ok', ch_evalexpr(handle, 'eval-bad'))
sleep 10m
call assert_equal([-5, 'ERROR'], ch_evalexpr(handle, 'eval-result'))
" Send an expr request
call assert_equal('ok', ch_evalexpr(handle, 'an expr'))
call WaitForAssert({-> assert_equal('three', getline('$'))})
call assert_equal('one', getline(line('$') - 2))
call assert_equal('two', getline(line('$') - 1))
" Request a redraw, we don't check for the effect.
call assert_equal('ok', ch_evalexpr(handle, 'redraw'))
call assert_equal('ok', ch_evalexpr(handle, 'redraw!'))
call assert_equal('ok', ch_evalexpr(handle, 'empty-request'))
" Reading while there is nothing available.
call assert_equal(v:none, ch_read(handle, {'timeout': 0}))
let start = reltime()
call assert_equal(v:none, ch_read(handle, {'timeout': 333}))
let elapsed = reltime(start)
call assert_true(reltimefloat(elapsed) > 0.3)
call assert_true(reltimefloat(elapsed) < 0.6)
" Send without waiting for a response, then wait for a response.
call ch_sendexpr(handle, 'wait a bit')
let resp = ch_read(handle)
call assert_equal(type([]), type(resp))
call assert_equal(type(11), type(resp[0]))
call assert_equal('waited', resp[1])
" make the server quit, can't check if this works, should not hang.
call ch_sendexpr(handle, '!quit!')
endfunc
func Test_communicate()
call ch_log('Test_communicate()')
call s:run_server('Ch_communicate')
endfunc
" Test that we can open two channels.
func Ch_two_channels(port)
let handle = ch_open('localhost:' . a:port, s:chopt)
call assert_equal(v:t_channel, type(handle))
if ch_status(handle) == "fail"
call assert_report("Can't open channel")
return
endif
call assert_equal('got it', ch_evalexpr(handle, 'hello!'))
let newhandle = ch_open('localhost:' . a:port, s:chopt)
if ch_status(newhandle) == "fail"
call assert_report("Can't open second channel")
return
endif
call assert_equal('got it', ch_evalexpr(newhandle, 'hello!'))
call assert_equal('got it', ch_evalexpr(handle, 'hello!'))
call ch_close(handle)
call assert_equal('got it', ch_evalexpr(newhandle, 'hello!'))
call ch_close(newhandle)
endfunc
func Test_two_channels()
call ch_log('Test_two_channels()')
call s:run_server('Ch_two_channels')
endfunc
" Test that a server crash is handled gracefully.
func Ch_server_crash(port)
let handle = ch_open('localhost:' . a:port, s:chopt)
if ch_status(handle) == "fail"
call assert_report("Can't open channel")
return
endif
call ch_evalexpr(handle, '!crash!')
sleep 10m
endfunc
func Test_server_crash()
call ch_log('Test_server_crash()')
call s:run_server('Ch_server_crash')
endfunc
"""""""""
func Ch_handler(chan, msg)
call ch_log('Ch_handler()')
unlet g:Ch_reply
let g:Ch_reply = a:msg
endfunc
func Ch_channel_handler(port)
let handle = ch_open('localhost:' . a:port, s:chopt)
if ch_status(handle) == "fail"
call assert_report("Can't open channel")
return
endif
" Test that it works while waiting on a numbered message.
call assert_equal('ok', ch_evalexpr(handle, 'call me'))
call WaitForAssert({-> assert_equal('we called you', g:Ch_reply)})
" Test that it works while not waiting on a numbered message.
call ch_sendexpr(handle, 'call me again')
call WaitForAssert({-> assert_equal('we did call you', g:Ch_reply)})
endfunc
func Test_channel_handler()
call ch_log('Test_channel_handler()')
let g:Ch_reply = ""
let s:chopt.callback = 'Ch_handler'
call s:run_server('Ch_channel_handler')
let g:Ch_reply = ""
let s:chopt.callback = function('Ch_handler')
call s:run_server('Ch_channel_handler')
unlet s:chopt.callback
endfunc
"""""""""
let g:Ch_reply = ''
func Ch_zeroHandler(chan, msg)
unlet g:Ch_reply
let g:Ch_reply = a:msg
endfunc
let g:Ch_zero_reply = ''
func Ch_oneHandler(chan, msg)
unlet g:Ch_zero_reply
let g:Ch_zero_reply = a:msg
endfunc
func Ch_channel_zero(port)
let handle = ch_open('localhost:' . a:port, s:chopt)
if ch_status(handle) == "fail"
call assert_report("Can't open channel")
return
endif
" Check that eval works.
call assert_equal('got it', ch_evalexpr(handle, 'hello!'))
" Check that eval works if a zero id message is sent back.
let g:Ch_reply = ''
call assert_equal('sent zero', ch_evalexpr(handle, 'send zero'))
if s:has_handler
call WaitForAssert({-> assert_equal('zero index', g:Ch_reply)})
else
sleep 20m
call assert_equal('', g:Ch_reply)
endif
" Check that handler works if a zero id message is sent back.
let g:Ch_reply = ''
let g:Ch_zero_reply = ''
call ch_sendexpr(handle, 'send zero', {'callback': 'Ch_oneHandler'})
call WaitForAssert({-> assert_equal('sent zero', g:Ch_zero_reply)})
if s:has_handler
call assert_equal('zero index', g:Ch_reply)
else
call assert_equal('', g:Ch_reply)
endif
endfunc
func Test_zero_reply()
call ch_log('Test_zero_reply()')
" Run with channel handler
let s:has_handler = 1
let s:chopt.callback = 'Ch_zeroHandler'
call s:run_server('Ch_channel_zero')
unlet s:chopt.callback
" Run without channel handler
let s:has_handler = 0
call s:run_server('Ch_channel_zero')
endfunc
"""""""""
let g:Ch_reply1 = ""
func Ch_handleRaw1(chan, msg)
unlet g:Ch_reply1
let g:Ch_reply1 = a:msg
endfunc
let g:Ch_reply2 = ""
func Ch_handleRaw2(chan, msg)
unlet g:Ch_reply2
let g:Ch_reply2 = a:msg
endfunc
let g:Ch_reply3 = ""
func Ch_handleRaw3(chan, msg)
unlet g:Ch_reply3
let g:Ch_reply3 = a:msg
endfunc
func Ch_raw_one_time_callback(port)
let handle = ch_open('localhost:' . a:port, s:chopt)
if ch_status(handle) == "fail"
call assert_report("Can't open channel")
return
endif
call ch_setoptions(handle, {'mode': 'raw'})
" The messages are sent raw, we do our own JSON strings here.
call ch_sendraw(handle, "[1, \"hello!\"]\n", {'callback': 'Ch_handleRaw1'})
call WaitForAssert({-> assert_equal("[1, \"got it\"]", g:Ch_reply1)})
call ch_sendraw(handle, "[2, \"echo something\"]\n", {'callback': 'Ch_handleRaw2'})
call ch_sendraw(handle, "[3, \"wait a bit\"]\n", {'callback': 'Ch_handleRaw3'})
call WaitForAssert({-> assert_equal("[2, \"something\"]", g:Ch_reply2)})
" wait for the 200 msec delayed reply
call WaitForAssert({-> assert_equal("[3, \"waited\"]", g:Ch_reply3)})
endfunc
func Test_raw_one_time_callback()
call ch_log('Test_raw_one_time_callback()')
call s:run_server('Ch_raw_one_time_callback')
endfunc
"""""""""
" Test that trying to connect to a non-existing port fails quickly.
func Test_connect_waittime()
call ch_log('Test_connect_waittime()')
let start = reltime()
let handle = ch_open('localhost:9876', s:chopt)
if ch_status(handle) != "fail"
" Oops, port does exists.
call ch_close(handle)
else
let elapsed = reltime(start)
call assert_true(reltimefloat(elapsed) < 1.0)
endif
" We intend to use a socket that doesn't exist and wait for half a second
" before giving up. If the socket does exist it can fail in various ways.
" Check for "Connection reset by peer" to avoid flakyness.
let start = reltime()
try
let handle = ch_open('localhost:9867', {'waittime': 500})
if ch_status(handle) != "fail"
" Oops, port does exists.
call ch_close(handle)
else
" Failed connection should wait about 500 msec. Can be longer if the
" computer is busy with other things.
let elapsed = reltime(start)
call assert_true(reltimefloat(elapsed) > 0.3)
call assert_true(reltimefloat(elapsed) < 1.5)
endif
catch
if v:exception !~ 'Connection reset by peer'
call assert_report("Caught exception: " . v:exception)
endif
endtry
endfunc
"""""""""
func Test_raw_pipe()
if !has('job')
return
endif
call ch_log('Test_raw_pipe()')
" Add a dummy close callback to avoid that messages are dropped when calling
" ch_canread().
" Also test the non-blocking option.
let job = job_start(s:python . " test_channel_pipe.py",
\ {'mode': 'raw', 'drop': 'never', 'noblock': 1})
call assert_equal(v:t_job, type(job))
call assert_equal("run", job_status(job))
call assert_equal("open", ch_status(job))
call assert_equal("open", ch_status(job), {"part": "out"})
call assert_equal("open", ch_status(job), {"part": "err"})
call assert_fails('call ch_status(job, {"in_mode": "raw"})', 'E475:')
call assert_fails('call ch_status(job, {"part": "in"})', 'E475:')
let dict = ch_info(job)
call assert_true(dict.id != 0)
call assert_equal('open', dict.status)
call assert_equal('open', dict.out_status)
call assert_equal('RAW', dict.out_mode)
call assert_equal('pipe', dict.out_io)
call assert_equal('open', dict.err_status)
call assert_equal('RAW', dict.err_mode)
call assert_equal('pipe', dict.err_io)
try
" For a change use the job where a channel is expected.
call ch_sendraw(job, "echo something\n")
let msg = ch_readraw(job)
call assert_equal("something\n", substitute(msg, "\r", "", 'g'))
call ch_sendraw(job, "double this\n")
let g:handle = job_getchannel(job)
call WaitFor('ch_canread(g:handle)')
unlet g:handle
let msg = ch_readraw(job)
call assert_equal("this\nAND this\n", substitute(msg, "\r", "", 'g'))
let g:Ch_reply = ""
call ch_sendraw(job, "double this\n", {'callback': 'Ch_handler'})
call WaitForAssert({-> assert_equal("this\nAND this\n", substitute(g:Ch_reply, "\r", "", 'g'))})
let reply = ch_evalraw(job, "quit\n", {'timeout': 100})
call assert_equal("Goodbye!\n", substitute(reply, "\r", "", 'g'))
finally
call job_stop(job)
endtry
let g:Ch_job = job
call WaitForAssert({-> assert_equal("dead", job_status(g:Ch_job))})
let info = job_info(job)
call assert_equal("dead", info.status)
call assert_equal("term", info.stoponexit)
call assert_equal(2, len(info.cmd))
call assert_equal("test_channel_pipe.py", info.cmd[1])
let found = 0
for j in job_info()
if j == job
let found += 1
endif
endfor
call assert_equal(1, found)
endfunc
func Test_raw_pipe_blob()
if !has('job')
return
endif
call ch_log('Test_raw_pipe_blob()')
" Add a dummy close callback to avoid that messages are dropped when calling
" ch_canread().
" Also test the non-blocking option.
let job = job_start(s:python . " test_channel_pipe.py",
\ {'mode': 'raw', 'drop': 'never', 'noblock': 1})
call assert_equal(v:t_job, type(job))
call assert_equal("run", job_status(job))
call assert_equal("open", ch_status(job))
call assert_equal("open", ch_status(job), {"part": "out"})
try
" Create a blob with the echo command and write it.
let blob = 0z00
let cmd = "echo something\n"
for i in range(0, len(cmd) - 1)
let blob[i] = char2nr(cmd[i])
endfor
call assert_equal(len(cmd), len(blob))
call ch_sendraw(job, blob)
" Read a blob with the reply.
let msg = ch_readblob(job)
let expected = 'something'
for i in range(0, len(expected) - 1)
call assert_equal(char2nr(expected[i]), msg[i])
endfor
let reply = ch_evalraw(job, "quit\n", {'timeout': 100})
call assert_equal("Goodbye!\n", substitute(reply, "\r", "", 'g'))
finally
call job_stop(job)
endtry
let g:Ch_job = job
call WaitForAssert({-> assert_equal("dead", job_status(g:Ch_job))})
let info = job_info(job)
call assert_equal("dead", info.status)
endfunc
func Test_nl_pipe()
if !has('job')
return
endif
call ch_log('Test_nl_pipe()')
let job = job_start([s:python, "test_channel_pipe.py"])
call assert_equal("run", job_status(job))
try
let handle = job_getchannel(job)
call ch_sendraw(handle, "echo something\n")
call assert_equal("something", ch_readraw(handle))
call ch_sendraw(handle, "echoerr wrong\n")
call assert_equal("wrong", ch_readraw(handle, {'part': 'err'}))
call ch_sendraw(handle, "double this\n")
call assert_equal("this", ch_readraw(handle))
call assert_equal("AND this", ch_readraw(handle))
call ch_sendraw(handle, "split this line\n")
call assert_equal("this linethis linethis line", ch_read(handle))
let reply = ch_evalraw(handle, "quit\n")
call assert_equal("Goodbye!", reply)
finally
call job_stop(job)
endtry
endfunc
func Test_nl_err_to_out_pipe()
if !has('job')
return
endif
call ch_logfile('Xlog')
call ch_log('Test_nl_err_to_out_pipe()')
let job = job_start(s:python . " test_channel_pipe.py", {'err_io': 'out'})
call assert_equal("run", job_status(job))
try
let handle = job_getchannel(job)
call ch_sendraw(handle, "echo something\n")
call assert_equal("something", ch_readraw(handle))
call ch_sendraw(handle, "echoerr wrong\n")
call assert_equal("wrong", ch_readraw(handle))
finally
call job_stop(job)
call ch_logfile('')
let loglines = readfile('Xlog')
call assert_true(len(loglines) > 10)
let found_test = 0
let found_send = 0
let found_recv = 0
let found_stop = 0
for l in loglines
if l =~ 'Test_nl_err_to_out_pipe'
let found_test = 1
endif
if l =~ 'SEND on.*echo something'
let found_send = 1
endif
if l =~ 'RECV on.*something'
let found_recv = 1
endif
if l =~ 'Stopping job with'
let found_stop = 1
endif
endfor
call assert_equal(1, found_test)
call assert_equal(1, found_send)
call assert_equal(1, found_recv)
call assert_equal(1, found_stop)
" On MS-Windows need to sleep for a moment to be able to delete the file.
sleep 10m
call delete('Xlog')
endtry
endfunc
func Stop_g_job()
call job_stop(g:job)
if has('win32')
" On MS-Windows the server must close the file handle before we are able
" to delete the file.
call WaitForAssert({-> assert_equal('dead', job_status(g:job))})
sleep 10m
endif
endfunc
func Test_nl_read_file()
if !has('job')
return
endif
call ch_log('Test_nl_read_file()')
call writefile(['echo something', 'echoerr wrong', 'double this'], 'Xinput')
let g:job = job_start(s:python . " test_channel_pipe.py",
\ {'in_io': 'file', 'in_name': 'Xinput'})
call assert_equal("run", job_status(g:job))
try
let handle = job_getchannel(g:job)
call assert_equal("something", ch_readraw(handle))
call assert_equal("wrong", ch_readraw(handle, {'part': 'err'}))
call assert_equal("this", ch_readraw(handle))
call assert_equal("AND this", ch_readraw(handle))
finally
call Stop_g_job()
call delete('Xinput')
endtry
endfunc
func Test_nl_write_out_file()
if !has('job')
return
endif
call ch_log('Test_nl_write_out_file()')
let g:job = job_start(s:python . " test_channel_pipe.py",
\ {'out_io': 'file', 'out_name': 'Xoutput'})
call assert_equal("run", job_status(g:job))
try
let handle = job_getchannel(g:job)
call ch_sendraw(handle, "echo line one\n")
call ch_sendraw(handle, "echo line two\n")
call ch_sendraw(handle, "double this\n")
call WaitForAssert({-> assert_equal(['line one', 'line two', 'this', 'AND this'], readfile('Xoutput'))})
finally
call Stop_g_job()
call assert_equal(-1, match(s:get_resources(), '\(^\|/\)Xoutput$'))
call delete('Xoutput')
endtry
endfunc
func Test_nl_write_err_file()
if !has('job')
return
endif
call ch_log('Test_nl_write_err_file()')
let g:job = job_start(s:python . " test_channel_pipe.py",
\ {'err_io': 'file', 'err_name': 'Xoutput'})
call assert_equal("run", job_status(g:job))
try
let handle = job_getchannel(g:job)
call ch_sendraw(handle, "echoerr line one\n")
call ch_sendraw(handle, "echoerr line two\n")
call ch_sendraw(handle, "doubleerr this\n")
call WaitForAssert({-> assert_equal(['line one', 'line two', 'this', 'AND this'], readfile('Xoutput'))})
finally
call Stop_g_job()
call delete('Xoutput')
endtry
endfunc
func Test_nl_write_both_file()
if !has('job')
return
endif
call ch_log('Test_nl_write_both_file()')
let g:job = job_start(s:python . " test_channel_pipe.py",
\ {'out_io': 'file', 'out_name': 'Xoutput', 'err_io': 'out'})
call assert_equal("run", job_status(g:job))
try
let handle = job_getchannel(g:job)
call ch_sendraw(handle, "echoerr line one\n")
call ch_sendraw(handle, "echo line two\n")
call ch_sendraw(handle, "double this\n")
call ch_sendraw(handle, "doubleerr that\n")
call WaitForAssert({-> assert_equal(['line one', 'line two', 'this', 'AND this', 'that', 'AND that'], readfile('Xoutput'))})
finally
call Stop_g_job()
call assert_equal(-1, match(s:get_resources(), '\(^\|/\)Xoutput$'))
call delete('Xoutput')
endtry
endfunc
func BufCloseCb(ch)
let g:Ch_bufClosed = 'yes'
endfunc
func Run_test_pipe_to_buffer(use_name, nomod, do_msg)
if !has('job')
return
endif
call ch_log('Test_pipe_to_buffer()')
let g:Ch_bufClosed = 'no'
let options = {'out_io': 'buffer', 'close_cb': 'BufCloseCb'}
let expected = ['', 'line one', 'line two', 'this', 'AND this', 'Goodbye!']
if a:use_name
let options['out_name'] = 'pipe-output'
if a:do_msg
let expected[0] = 'Reading from channel output...'
else
let options['out_msg'] = 0
call remove(expected, 0)
endif
else
sp pipe-output
let options['out_buf'] = bufnr('%')
quit
call remove(expected, 0)
endif
if a:nomod
let options['out_modifiable'] = 0
endif
let job = job_start(s:python . " test_channel_pipe.py", options)
call assert_equal("run", job_status(job))
try
let handle = job_getchannel(job)
call ch_sendraw(handle, "echo line one\n")
call ch_sendraw(handle, "echo line two\n")
call ch_sendraw(handle, "double this\n")
call ch_sendraw(handle, "quit\n")
sp pipe-output
call WaitFor('line("$") == ' . len(expected) . ' && g:Ch_bufClosed == "yes"')
call assert_equal(expected, getline(1, '$'))
if a:nomod
call assert_equal(0, &modifiable)
else
call assert_equal(1, &modifiable)
endif
call assert_equal('yes', g:Ch_bufClosed)
bwipe!
finally
call job_stop(job)
endtry
endfunc
func Test_pipe_to_buffer_name()
call Run_test_pipe_to_buffer(1, 0, 1)
endfunc
func Test_pipe_to_buffer_nr()
call Run_test_pipe_to_buffer(0, 0, 1)
endfunc
func Test_pipe_to_buffer_name_nomod()
call Run_test_pipe_to_buffer(1, 1, 1)
endfunc
func Test_pipe_to_buffer_name_nomsg()
call Run_test_pipe_to_buffer(1, 0, 1)
endfunc
func Test_close_output_buffer()
if !has('job')
return
endif
enew!
let test_lines = ['one', 'two']
call setline(1, test_lines)
call ch_log('Test_close_output_buffer()')
let options = {'out_io': 'buffer'}
let options['out_name'] = 'buffer-output'
let options['out_msg'] = 0
split buffer-output
let job = job_start(s:python . " test_channel_write.py", options)
call assert_equal("run", job_status(job))
try
call WaitForAssert({-> assert_equal(3, line('$'))})
quit!
sleep 100m
" Make sure the write didn't happen to the wrong buffer.
call assert_equal(test_lines, getline(1, line('$')))
call assert_equal(-1, bufwinnr('buffer-output'))
sbuf buffer-output
call assert_notequal(-1, bufwinnr('buffer-output'))
sleep 100m
close " no more writes
bwipe!
finally
call job_stop(job)
endtry
endfunc
func Run_test_pipe_err_to_buffer(use_name, nomod, do_msg)
if !has('job')
return
endif
call ch_log('Test_pipe_err_to_buffer()')
let options = {'err_io': 'buffer'}
let expected = ['', 'line one', 'line two', 'this', 'AND this']
if a:use_name
let options['err_name'] = 'pipe-err'
if a:do_msg
let expected[0] = 'Reading from channel error...'
else
let options['err_msg'] = 0
call remove(expected, 0)
endif
else
sp pipe-err
let options['err_buf'] = bufnr('%')
quit
call remove(expected, 0)
endif
if a:nomod
let options['err_modifiable'] = 0
endif
let job = job_start(s:python . " test_channel_pipe.py", options)
call assert_equal("run", job_status(job))
try
let handle = job_getchannel(job)
call ch_sendraw(handle, "echoerr line one\n")
call ch_sendraw(handle, "echoerr line two\n")
call ch_sendraw(handle, "doubleerr this\n")
call ch_sendraw(handle, "quit\n")
sp pipe-err
call WaitForAssert({-> assert_equal(expected, getline(1, '$'))})
if a:nomod
call assert_equal(0, &modifiable)
else
call assert_equal(1, &modifiable)
endif
bwipe!
finally
call job_stop(job)
endtry
endfunc
func Test_pipe_err_to_buffer_name()
call Run_test_pipe_err_to_buffer(1, 0, 1)
endfunc
func Test_pipe_err_to_buffer_nr()
call Run_test_pipe_err_to_buffer(0, 0, 1)
endfunc
func Test_pipe_err_to_buffer_name_nomod()
call Run_test_pipe_err_to_buffer(1, 1, 1)
endfunc
func Test_pipe_err_to_buffer_name_nomsg()
call Run_test_pipe_err_to_buffer(1, 0, 0)
endfunc
func Test_pipe_both_to_buffer()
if !has('job')
return
endif
call ch_log('Test_pipe_both_to_buffer()')
let job = job_start(s:python . " test_channel_pipe.py",
\ {'out_io': 'buffer', 'out_name': 'pipe-err', 'err_io': 'out'})
call assert_equal("run", job_status(job))
try
let handle = job_getchannel(job)
call ch_sendraw(handle, "echo line one\n")
call ch_sendraw(handle, "echoerr line two\n")
call ch_sendraw(handle, "double this\n")
call ch_sendraw(handle, "doubleerr that\n")
call ch_sendraw(handle, "quit\n")
sp pipe-err
call WaitForAssert({-> assert_equal(['Reading from channel output...', 'line one', 'line two', 'this', 'AND this', 'that', 'AND that', 'Goodbye!'], getline(1, '$'))})
bwipe!
finally
call job_stop(job)
endtry
endfunc
func Run_test_pipe_from_buffer(use_name)
if !has('job')
return
endif
call ch_log('Test_pipe_from_buffer()')
sp pipe-input
call setline(1, ['echo one', 'echo two', 'echo three'])
let options = {'in_io': 'buffer', 'block_write': 1}
if a:use_name
let options['in_name'] = 'pipe-input'
else
let options['in_buf'] = bufnr('%')
endif
let job = job_start(s:python . " test_channel_pipe.py", options)
call assert_equal("run", job_status(job))
try
let handle = job_getchannel(job)
call assert_equal('one', ch_read(handle))
call assert_equal('two', ch_read(handle))
call assert_equal('three', ch_read(handle))
bwipe!
finally
call job_stop(job)
endtry
endfunc
func Test_pipe_from_buffer_name()
call Run_test_pipe_from_buffer(1)
endfunc
func Test_pipe_from_buffer_nr()
call Run_test_pipe_from_buffer(0)
endfunc
func Run_pipe_through_sort(all, use_buffer)
if !executable('sort') || !has('job')
return
endif
let options = {'out_io': 'buffer', 'out_name': 'sortout'}
if a:use_buffer
split sortin
call setline(1, ['ccc', 'aaa', 'ddd', 'bbb', 'eee'])
let options.in_io = 'buffer'
let options.in_name = 'sortin'
endif
if !a:all
let options.in_top = 2
let options.in_bot = 4
endif
let g:job = job_start('sort', options)
if !a:use_buffer
call assert_equal("run", job_status(g:job))
call ch_sendraw(g:job, "ccc\naaa\nddd\nbbb\neee\n")
call ch_close_in(g:job)
endif
call WaitForAssert({-> assert_equal("dead", job_status(g:job))})
sp sortout
call WaitFor('line("$") > 3')
call assert_equal('Reading from channel output...', getline(1))
if a:all
call assert_equal(['aaa', 'bbb', 'ccc', 'ddd', 'eee'], getline(2, 6))
else
call assert_equal(['aaa', 'bbb', 'ddd'], getline(2, 4))
endif
call job_stop(g:job)
unlet g:job
if a:use_buffer
bwipe! sortin
endif
bwipe! sortout
endfunc
func Test_pipe_through_sort_all()
call ch_log('Test_pipe_through_sort_all()')
call Run_pipe_through_sort(1, 1)
endfunc