patch 8.1.1214: old style tests

Problem:    Old style tests.
Solution:   Move tests from test14 to new style test files. (Yegappan
            Lakshmanan, closes #4308)

src/testdir/test_edit.vim

@@ -1447,3 +1447,19 @@ func Test_leave_insert_autocmd()
   au! InsertLeave
   iunmap x
 endfunc
+
+" Test for inserting characters using CTRL-V followed by a number.
+func Test_edit_special_chars()
+  new
+
+  if has("ebcdic")
+    let t = "o\<C-V>193\<C-V>xc2\<C-V>o303 \<C-V>90a\<C-V>xfg\<C-V>o578\<Esc>"
+  else
+    let t = "o\<C-V>65\<C-V>x42\<C-V>o103 \<C-V>33a\<C-V>xfg\<C-V>o78\<Esc>"
+  endif
+
+  exe "normal " . t
+  call assert_equal("ABC !a\<C-O>g\<C-G>8", getline(2))
+
+  close!
+endfunc