Updated test

Author: kenmawer

tests/testthat/test-assign_arg_list.R

@@ -1,3 +1,6 @@
-test_that("Stop when errors occur",{
+test_that("First argument must be a list",{
   expect_error(assign_arg_list(c(1,2,3)))
 })
+test_that("All arguments should be named",{
+  expect_error(assign_arg_list(list(1,2)))
+})