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local helpers = require('test.functional.helpers')(after_each)
local eq, neq, eval = helpers.eq, helpers.neq, helpers.eval
local command = helpers.command
local clear, funcs, meths = helpers.clear, helpers.funcs, helpers.meths
local iswin = helpers.iswin
local ok = helpers.ok
local matches = helpers.matches
local pcall_err = helpers.pcall_err
local function clear_serverlist()
for _, server in pairs(funcs.serverlist()) do
funcs.serverstop(server)
end
end
describe('server', function()
before_each(clear)
it('serverstart() sets $NVIM_LISTEN_ADDRESS on first invocation', function()
-- Unset $NVIM_LISTEN_ADDRESS
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'))
eq(1, eval("serverstop('"..s.."')"))
eq('', eval('$NVIM_LISTEN_ADDRESS'))
end)
it('sets new v:servername if $NVIM_LISTEN_ADDRESS is invalid', function()
clear({env={NVIM_LISTEN_ADDRESS='.'}})
eq('.', eval('$NVIM_LISTEN_ADDRESS'))
local servers = funcs.serverlist()
eq(1, #servers)
ok(string.len(servers[1]) > 4) -- Like /tmp/nvim…/… or \\.\pipe\…
end)
it('sets v:servername at startup or if all servers were stopped',
function()
local initial_server = meths.get_vvar('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 = funcs.serverstart()
assert(s ~= nil and s:len() > 0, "serverstart() returned empty")
neq(initial_server, s)
-- serverstop() does _not_ modify v:servername...
eq(1, funcs.serverstop(s))
eq(initial_server, meths.get_vvar('servername'))
-- ...unless we stop _all_ servers.
eq(1, funcs.serverstop(funcs.serverlist()[1]))
eq('', meths.get_vvar('servername'))
-- v:servername will take the next available server.
local servername = (iswin() and [[\\.\pipe\Xtest-functional-server-pipe]]
or 'Xtest-functional-server-socket')
funcs.serverstart(servername)
eq(servername, meths.get_vvar('servername'))
end)
it('serverstop() returns false for invalid input', function()
eq(0, eval("serverstop('')"))
eq(0, eval("serverstop('bogus-socket-name')"))
end)
it('parses endpoints correctly', function()
clear_serverlist()
eq({}, funcs.serverlist())
local s = funcs.serverstart('127.0.0.1:0') -- assign random port
if #s > 0 then
assert(string.match(s, '127.0.0.1:%d+'))
eq(s, funcs.serverlist()[1])
clear_serverlist()
end
s = funcs.serverstart('127.0.0.1:') -- assign random port
if #s > 0 then
assert(string.match(s, '127.0.0.1:%d+'))
eq(s, funcs.serverlist()[1])
clear_serverlist()
end
local expected = {}
local v4 = '127.0.0.1:12345'
local status, _ = pcall(funcs.serverstart, v4)
if status then
table.insert(expected, v4)
pcall(funcs.serverstart, v4) -- exists already; ignore
end
local v6 = '::1:12345'
status, _ = pcall(funcs.serverstart, v6)
if status then
table.insert(expected, v6)
pcall(funcs.serverstart, v6) -- exists already; ignore
end
eq(expected, funcs.serverlist())
clear_serverlist()
eq('Vim:Failed to start server: invalid argument',
pcall_err(funcs.serverstart, '127.0.0.1:65536')) -- invalid port
eq({}, funcs.serverlist())
end)
it('serverlist() returns the list of servers', function()
-- There should already be at least one server.
local n = eval('len(serverlist())')
-- Add some servers.
local servs = (iswin()
and { [[\\.\pipe\Xtest-pipe0934]], [[\\.\pipe\Xtest-pipe4324]] }
or { [[Xtest-pipe0934]], [[Xtest-pipe4324]] })
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])
eq(1, eval("serverstop('"..servs[i].."')"))
end
-- After serverstop() the servers should NOT be in the list.
eq(n, eval('len(serverlist())'))
end)
end)
describe('startup --listen', function()
it('validates', function()
clear()
local cmd = { unpack(helpers.nvim_argv) }
table.insert(cmd, '--listen')
matches('nvim.*: Argument missing after: "%-%-listen"', funcs.system(cmd))
cmd = { unpack(helpers.nvim_argv) }
table.insert(cmd, '--listen2')
matches('nvim.*: Garbage after option argument: "%-%-listen2"', funcs.system(cmd))
end)
it('sets v:servername, overrides $NVIM_LISTEN_ADDRESS', function()
local addr = (iswin() and [[\\.\pipe\Xtest-listen-pipe]]
or 'Xtest-listen-pipe')
clear({ env={ NVIM_LISTEN_ADDRESS='Xtest-env-pipe' },
args={ '--listen', addr } })
eq(addr, meths.get_vvar('servername'))
end)
end)
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