functests: Fix some tests which are failing locally for unrelated reasons

test/config/paths.lua.in

@@ -5,7 +5,8 @@ for p in ("${TEST_INCLUDE_DIRS}" .. ";"):gmatch("[^;]+") do
   table.insert(module.include_paths, p)
 end
 
-module.test_include_path = "${CMAKE_BINARY_DIR}/test/includes/post"
+module.test_build_dir = "${CMAKE_BINARY_DIR}"
+module.test_include_path = module.test_build_dir .. "/test/includes/post"
 module.test_libnvim_path = "${TEST_LIBNVIM_PATH}"
 module.test_source_path = "${CMAKE_SOURCE_DIR}"
 module.test_lua_prg = "${LUA_PRG}"

test/functional/api/server_requests_spec.lua

@@ -1,6 +1,8 @@
 -- Test server -> client RPC scenarios. Note: unlike `rpcnotify`, to evaluate
 -- `rpcrequest` calls we need the client event loop to be running.
 local helpers = require('test.functional.helpers')(after_each)
+local Paths = require('test.config.paths')
+
 local clear, nvim, eval = helpers.clear, helpers.nvim, helpers.eval
 local eq, neq, run, stop = helpers.eq, helpers.neq, helpers.run, helpers.stop
 local nvim_prog, command, funcs = helpers.nvim_prog, helpers.command, helpers.funcs
@@ -200,7 +202,7 @@ describe('server -> client', function()
         \ 'rpc': v:true
         \ }
       ]])
-      local lua_prog = arg[-1]
+      local lua_prog = Paths.test_lua_prg
       meths.set_var("args", {lua_prog, 'test/functional/api/rpc_fixture.lua'})
       jobid = eval("jobstart(g:args, g:job_opts)")
       neq(0, 'jobid')

test/functional/eval/system_spec.lua

@@ -1,4 +1,6 @@
 local helpers = require('test.functional.helpers')(after_each)
+
+local nvim_dir = helpers.nvim_dir
 local eq, call, clear, eval, feed_command, feed, nvim =
   helpers.eq, helpers.call, helpers.clear, helpers.eval, helpers.feed_command,
   helpers.feed, helpers.nvim
@@ -31,7 +33,7 @@ describe('system()', function()
 
   describe('command passed as a List', function()
     local function printargs_path()
-      return helpers.nvim_dir..'/printargs-test'
+      return nvim_dir..'/printargs-test'
         .. (helpers.os_name() == 'windows' and '.exe' or '')
     end
 

test/functional/ex_cmds/ctrl_c_spec.lua

@@ -47,7 +47,7 @@ describe("CTRL-C (mapped)", function()
     end
 
     -- The test is time-sensitive. Try different sleep values.
-    local ms_values = {1, 10, 100}
+    local ms_values = {1, 10, 100, 1000, 10000}
     for i, ms in ipairs(ms_values) do
       if i < #ms_values then
         local status, _ = pcall(test_ctrl_c, ms)

test/functional/helpers.lua

@@ -8,6 +8,7 @@ local Session = require('nvim.session')
 local TcpStream = require('nvim.tcp_stream')
 local SocketStream = require('nvim.socket_stream')
 local ChildProcessStream = require('nvim.child_process_stream')
+local Paths = require('test.config.paths')
 
 local check_cores = global_helpers.check_cores
 local check_logs = global_helpers.check_logs
@@ -20,7 +21,11 @@ local dedent = global_helpers.dedent
 
 local start_dir = lfs.currentdir()
 -- XXX: NVIM_PROG takes precedence, QuickBuild sets it.
-local nvim_prog = os.getenv('NVIM_PROG') or os.getenv('NVIM_PRG') or 'build/bin/nvim'
+local nvim_prog = (
+  os.getenv('NVIM_PROG')
+  or os.getenv('NVIM_PRG')
+  or Paths.test_build_dir .. '/bin/nvim'
+)
 -- Default settings for the test session.
 local nvim_set  = 'set shortmess+=I background=light noswapfile noautoindent'
                   ..' laststatus=1 undodir=. directory=. viewdir=. backupdir=.'