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local helpers = require('test.functional.helpers')
local nvim, eq, neq, ok, eval
= helpers.nvim, helpers.eq, helpers.neq, helpers.ok, helpers.eval
local clear = helpers.clear
describe('serverstart(), serverstop()', function()
before_each(clear)
it('sets $NVIM_LISTEN_ADDRESS on first invocation', function()
-- Unset $NVIM_LISTEN_ADDRESS
nvim('command', 'let $NVIM_LISTEN_ADDRESS = ""')
local s = eval('serverstart()')
assert(s ~= nil and s:len() > 0, "serverstart() returned empty")
eq(s, eval('$NVIM_LISTEN_ADDRESS'))
nvim('command', "call serverstop('"..s.."')")
eq('', eval('$NVIM_LISTEN_ADDRESS'))
end)
it([[sets v:servername _only_ on nvim startup
(unless all servers are stopped)]], function()
local initial_server = eval('v:servername')
assert(initial_server ~= nil and initial_server:len() > 0,
"v:servername was not initialized")
-- v:servername is readonly so we cannot unset it--but we can test that it
-- does not get set again thereafter.
local s = eval('serverstart()')
assert(s ~= nil and s:len() > 0, "serverstart() returned empty")
neq(initial_server, s)
-- serverstop() does _not_ modify v:servername...
nvim('command', "call serverstop('"..s.."')")
eq(initial_server, eval('v:servername'))
-- ...unless we stop _all_ servers.
nvim('command', "call serverstop(serverlist()[0])")
eq('', eval('v:servername'))
-- v:servername will take the next available server.
nvim('command', "call serverstart('test_server_socket')")
eq('test_server_socket', eval('v:servername'))
end)
it('serverstop() ignores invalid input', function()
nvim('command', "call serverstop('')")
nvim('command', "call serverstop('bogus-socket-name')")
end)
end)
describe('serverlist()', function()
before_each(clear)
it('returns the list of servers', function()
-- There should already be at least one server.
local n = eval('len(serverlist())')
-- Add a few
local servs = {'should-not-exist', 'another-one-that-shouldnt'}
for _, s in ipairs(servs) do
eq(s, eval('serverstart("'..s..'")'))
end
local new_servs = eval('serverlist()')
-- Exactly #servs servers should be added.
eq(n + #servs, #new_servs)
-- The new servers should be at the end of the list.
for i = 1, #servs do
eq(servs[i], new_servs[i + n])
nvim('command', 'call serverstop("'..servs[i]..'")')
end
-- After calling serverstop() on the new servers, they should no longer be
-- in the list.
eq(n, eval('len(serverlist())'))
end)
end)
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