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test: jobstop() kills entire process tree

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Test correctly fails before 8d90171f8b.
ref #6530
This commit is contained in:
Justin M. Keyes
2018-03-18 00:09:28 +01:00
parent a034d4b69d
commit 167898a517
1 changed files with 38 additions and 0 deletions
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38
test/functional/core/job_spec.lua
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@@ -6,6 +6,10 @@ local clear, eq, eval, exc_exec, feed_command, feed, insert, neq, next_msg, nvim
helpers.nvim_dir, helpers.ok, helpers.source,
helpers.write_file, helpers.mkdir, helpers.rmdir
local command = helpers.command
local funcs = helpers.funcs
local retry = helpers.retry
local meths = helpers.meths
local NIL = helpers.NIL
local wait = helpers.wait
local iswin = helpers.iswin
local get_pathsep = helpers.get_pathsep
@@ -636,6 +640,40 @@ describe('jobs', function()
ok(string.find(err, "E475: Invalid argument: job cannot have both 'pty' and 'rpc' options set") ~= nil)
end)
it('jobstop() kills entire process tree #6530', function()
-- XXX: Using `nvim` isn't a good test, it reaps its children on exit.
-- local c = 'call jobstart([v:progpath, "-u", "NONE", "-i", "NONE", "--headless"])'
-- local j = eval("jobstart([v:progpath, '-u', 'NONE', '-i', 'NONE', '--headless', '-c', '"
-- ..c.."', '-c', '"..c.."'])")
-- Create child with several descendants.
local j = (iswin()
and eval([=[jobstart('start /b cmd /c "ping 127.0.0.1 -n 1 -w 30000 > NUL"]=]
..[=[ & start /b cmd /c "ping 127.0.0.1 -n 1 -w 40000 > NUL"]=]
..[=[ & start /b cmd /c "ping 127.0.0.1 -n 1 -w 50000 > NUL"')]=])
or eval("jobstart('sleep 30 | sleep 30 | sleep 30')"))
local ppid = funcs.jobpid(j)
local children
retry(nil, nil, function()
children = meths.get_proc_children(ppid)
eq(3, #children)
end)
-- Assert that nvim_get_proc() sees the children.
for _, child_pid in ipairs(children) do
local info = meths.get_proc(child_pid)
-- eq((iswin() and 'nvim.exe' or 'nvim'), info.name)
eq(ppid, info.ppid)
end
-- Kill the root of the tree.
funcs.jobstop(j)
-- Assert that the children were killed.
retry(nil, nil, function()
for _, child_pid in ipairs(children) do
eq(NIL, meths.get_proc(child_pid))
end
end)
end)
describe('running tty-test program', function()
if helpers.pending_win32(pending) then return end
local function next_chunk()