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test: require fewest number of main loop iterations possible

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Change exc_exec to pcall_err to reduce one main loop iteration.
No need to call poke_eventloop() unless after nvim_input().
This commit is contained in:
zeertzjq 2021-11-12 10:27:11 +08:00
parent 8f984dc1f2
commit bd15ff7b84
1 changed files with 12 additions and 16 deletions
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28
test/functional/terminal/channel_spec.lua
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@ -2,7 +2,7 @@ local helpers = require('test.functional.helpers')(after_each)
local clear = helpers.clear
local eq = helpers.eq
local command = helpers.command
local exc_exec = helpers.exc_exec
local pcall_err = helpers.pcall_err
local feed = helpers.feed
local sleep = helpers.sleep
local poke_eventloop = helpers.poke_eventloop
@ -13,24 +13,22 @@ describe('associated channel is closed and later freed for terminal', function()
it('opened by nvim_open_term() and deleted by :bdelete!', function()
command([[let id = nvim_open_term(0, {})]])
-- channel hasn't been freed yet
eq("Vim(call):Can't send data to closed stream", exc_exec([[bdelete! | call chansend(id, 'test')]]))
-- process free_channel_event
poke_eventloop()
-- channel has been freed
eq("Vim(call):E900: Invalid channel id", exc_exec([[call chansend(id, 'test')]]))
eq("Vim(call):Can't send data to closed stream", pcall_err(command, [[bdelete! | call chansend(id, 'test')]]))
-- channel has been freed after one main loop iteration
eq("Vim(call):E900: Invalid channel id", pcall_err(command, [[call chansend(id, 'test')]]))
end)
it('opened by termopen(), exited, and deleted by pressing a key', function()
command([[let id = termopen('echo')]])
sleep(500)
-- process has exited
eq("Vim(call):Can't send data to closed stream", exc_exec([[call chansend(id, 'test')]]))
eq("Vim(call):Can't send data to closed stream", pcall_err(command, [[call chansend(id, 'test')]]))
-- delete terminal
feed('i<CR>')
-- process term_delayed_free and free_channel_event
-- need to first process input
poke_eventloop()
-- channel has been freed
eq("Vim(call):E900: Invalid channel id", exc_exec([[call chansend(id, 'test')]]))
-- channel has been freed after another main loop iteration
eq("Vim(call):E900: Invalid channel id", pcall_err(command, [[call chansend(id, 'test')]]))
end)
-- This indirectly covers #16264
@ -38,12 +36,10 @@ describe('associated channel is closed and later freed for terminal', function()
command([[let id = termopen('echo')]])
sleep(500)
-- process has exited
eq("Vim(call):Can't send data to closed stream", exc_exec([[call chansend(id, 'test')]]))
eq("Vim(call):Can't send data to closed stream", pcall_err(command, [[call chansend(id, 'test')]]))
-- channel hasn't been freed yet
eq("Vim(call):Can't send data to closed stream", exc_exec([[bdelete | call chansend(id, 'test')]]))
-- process term_delayed_free and free_channel_event
poke_eventloop()
-- channel has been freed
eq("Vim(call):E900: Invalid channel id", exc_exec([[call chansend(id, 'test')]]))
eq("Vim(call):Can't send data to closed stream", pcall_err(command, [[bdelete | call chansend(id, 'test')]]))
-- channel has been freed after one main loop iteration
eq("Vim(call):E900: Invalid channel id", pcall_err(command, [[call chansend(id, 'test')]]))
end)
end)