tests: Fix linter errors

2 files changed, 1 insertions, 5 deletions

diff --git a/test/helpers.lua b/test/helpers.lua
index 3ec4aa511f..faf5c8e7f2 100644
--- a/test/helpers.lua
+++ b/test/helpers.lua
@@ -273,6 +273,7 @@ local deepcopy_funcs = {
     for k, v in pairs(orig) do
       copy[deepcopy(k)] = deepcopy(v)
     end
+    return copy
   end,
   number = id,
   string = id,
diff --git a/test/unit/charset/vim_str2nr_spec.lua b/test/unit/charset/vim_str2nr_spec.lua
index a6fe613563..891e6def09 100644
--- a/test/unit/charset/vim_str2nr_spec.lua
+++ b/test/unit/charset/vim_str2nr_spec.lua
@@ -1,5 +1,4 @@
 local helpers = require("test.unit.helpers")(after_each)
-local global_helpers = require('test.helpers')
 local bit = require('bit')
 
 local itp = helpers.gen_itp(it)
@@ -8,9 +7,6 @@ local child_call_once = helpers.child_call_once
 local cimport = helpers.cimport
 local ffi = helpers.ffi
 
-local shallowcopy = global_helpers.shallowcopy
-local updated = global_helpers.updated
-
 local lib = cimport('./src/nvim/charset.h')
 
 local ARGTYPES
@@ -48,7 +44,6 @@ local function argreset(arg, args)
 end
 
 local function test_vim_str2nr(s, what, exp, maxlen)
-  local comb = {[{}] = true}
   local bits = {}
   for k, _ in pairs(exp) do
     bits[#bits + 1] = k