3 files changed, 13 insertions, 25 deletions

diff --git a/test/functional/core/channels_spec.lua b/test/functional/core/channels_spec.lua
index dee13d19ae..7b10eb05ef 100644
--- a/test/functional/core/channels_spec.lua
+++ b/test/functional/core/channels_spec.lua
@@ -5,7 +5,6 @@ local clear, eq, eval, next_msg, ok, source = n.clear, t.eq, n.eval, n.next_msg,
 local command, fn, api = n.command, n.fn, n.api
 local matches = t.matches
 local sleep = vim.uv.sleep
-local spawn, nvim_argv = n.spawn, n.nvim_argv
 local get_session, set_session = n.get_session, n.set_session
 local nvim_prog = n.nvim_prog
 local is_os = t.is_os
@@ -33,10 +32,10 @@ describe('channels', function()
   end)
 
   pending('can connect to socket', function()
-    local server = spawn(nvim_argv, nil, nil, true)
+    local server = n.new_session(true)
     set_session(server)
     local address = fn.serverlist()[1]
-    local client = spawn(nvim_argv, nil, nil, true)
+    local client = n.new_session(true)
     set_session(client)
     source(init)
 
@@ -63,7 +62,7 @@ describe('channels', function()
 
   it('dont crash due to garbage in rpc #23781', function()
     local client = get_session()
-    local server = spawn(nvim_argv, nil, nil, true)
+    local server = n.new_session(true)
     set_session(server)
     local address = fn.serverlist()[1]
     set_session(client)
diff --git a/test/functional/core/fileio_spec.lua b/test/functional/core/fileio_spec.lua
index cf9715f848..b1a8e21762 100644
--- a/test/functional/core/fileio_spec.lua
+++ b/test/functional/core/fileio_spec.lua
@@ -31,7 +31,6 @@ local feed_command = n.feed_command
 local skip = t.skip
 local is_os = t.is_os
 local is_ci = t.is_ci
-local spawn = n.spawn
 local set_session = n.set_session
 
 describe('fileio', function()
@@ -51,12 +50,11 @@ describe('fileio', function()
     rmdir('Xtest_backupdir with spaces')
   end)
 
-  local args = { nvim_prog, '--clean', '--cmd', 'set nofsync directory=Xtest_startup_swapdir' }
+  local args = { '--clean', '--cmd', 'set nofsync directory=Xtest_startup_swapdir' }
   --- Starts a new nvim session and returns an attached screen.
-  local function startup(extra_args)
-    extra_args = extra_args or {}
-    local argv = vim.iter({ args, '--embed', extra_args }):flatten():totable()
-    local screen_nvim = spawn(argv)
+  local function startup()
+    local argv = vim.iter({ args, '--embed' }):flatten():totable()
+    local screen_nvim = n.new_session(false, { args = argv, merge = false })
     set_session(screen_nvim)
     local screen = Screen.new(70, 10)
     screen:set_default_attr_ids({
@@ -100,7 +98,8 @@ describe('fileio', function()
     eq('foozubbaz', trim(read_file('Xtest_startup_file1')))
 
     -- 4. Exit caused by deadly signal (+ 'swapfile').
-    local j = fn.jobstart(vim.iter({ args, '--embed' }):flatten():totable(), { rpc = true })
+    local j =
+      fn.jobstart(vim.iter({ nvim_prog, args, '--embed' }):flatten():totable(), { rpc = true })
     fn.rpcrequest(
       j,
       'nvim_exec2',
diff --git a/test/functional/core/remote_spec.lua b/test/functional/core/remote_spec.lua
index 6cc28ddeef..1cfa0535f6 100644
--- a/test/functional/core/remote_spec.lua
+++ b/test/functional/core/remote_spec.lua
@@ -10,10 +10,8 @@ local expect = n.expect
 local fn = n.fn
 local insert = n.insert
 local nvim_prog = n.nvim_prog
-local new_argv = n.new_argv
 local neq = t.neq
 local set_session = n.set_session
-local spawn = n.spawn
 local tmpname = t.tmpname
 local write_file = t.write_file
 
@@ -32,8 +30,7 @@ describe('Remote', function()
   describe('connect to server and', function()
     local server
     before_each(function()
-      server = spawn(new_argv(), true)
-      set_session(server)
+      server = n.clear()
     end)
 
     after_each(function()
@@ -49,7 +46,7 @@ describe('Remote', function()
       -- to wait for the remote instance to exit and calling jobwait blocks
       -- the event loop. If the server event loop is blocked, it can't process
       -- our incoming --remote calls.
-      local client_starter = spawn(new_argv(), false, nil, true)
+      local client_starter = n.new_session(true)
       set_session(client_starter)
       -- Call jobstart() and jobwait() in the same RPC request to reduce flakiness.
       eq(
@@ -144,15 +141,8 @@ describe('Remote', function()
 
   describe('exits with error on', function()
     local function run_and_check_exit_code(...)
-      local bogus_argv = new_argv(...)
-
-      -- Create an nvim instance just to run the remote-invoking nvim. We want
-      -- to wait for the remote instance to exit and calling jobwait blocks
-      -- the event loop. If the server event loop is blocked, it can't process
-      -- our incoming --remote calls.
-      clear()
-      -- Call jobstart() and jobwait() in the same RPC request to reduce flakiness.
-      eq({ 2 }, exec_lua([[return vim.fn.jobwait({ vim.fn.jobstart(...) })]], bogus_argv))
+      local p = n.spawn_wait { args = { ... } }
+      eq(2, p.status)
     end
     it('bogus subcommand', function()
       run_and_check_exit_code('--remote-bogus')