vim-patch:8.1.1288: search stats don't show for mapped command

Problem:    Search stats don't show for mapped command.
Solution:   Remove SEARCH_PEEK from searchit flags.  Add a test. (Christian
            Brabandt)
9ce3fa828d

src/nvim/search.c

@@ -4237,8 +4237,8 @@ static void search_stat(int dirc, pos_T *pos,
       p_ws = false;
       start = profile_setlimit(20L);
       while (!got_int && searchit(curwin, curbuf, &lastpos, NULL,
-                                  FORWARD, NULL, 1, SEARCH_PEEK + SEARCH_KEEP,
+                                  FORWARD, NULL, 1, SEARCH_KEEP, RE_LAST,
-                                  RE_LAST, (linenr_T)0, NULL, NULL) != FAIL) {
+                                  (linenr_T)0, NULL, NULL) != FAIL) {
         // Stop after passing the time limit.
         if (profile_passed_limit(start)) {
           cnt = OUT_OF_TIME;

src/nvim/testdir/test_search_stat.vim

@@ -8,6 +8,7 @@ source shared.vim
 func! Test_search_stat()
   new
   set shortmess-=S
+  " Append 50 lines with text to search for, "foobar" appears 20 times
   call append(0, repeat(['foobar', 'foo', 'fooooobar', 'foba', 'foobar'], 10))
 
   " 1) match at second line
@@ -105,6 +106,30 @@ func! Test_search_stat()
     call assert_false(1)
   endtry
 
+  " 11) normal, n comes from a mapping
+  "     Need to move over more than 64 lines to trigger char_avail(.
+  nnoremap n nzv
+  call cursor(1,1)
+  call append(50, repeat(['foobar', 'foo', 'fooooobar', 'foba', 'foobar'], 10))
+  call setline(2, 'find this')
+  call setline(70, 'find this')
+  let @/ = 'find this'
+  let pat = '/find this\s\+'
+  let g:a = execute(':unsilent :norm n')
+  " g:a will contain several lines
+  let g:b = split(g:a, "\n")[-1]
+  let stat = '\[1/2\]'
+  call assert_match(pat .. stat, g:b)
+  unmap n
+
+  " 11) normal, but silent
+  call cursor(1,1)
+  let @/ = 'find this'
+  let pat = '/find this\s\+'
+  let g:a = execute(':norm! n')
+  let stat = '\[1/2\]'
+  call assert_notmatch(pat .. stat, g:a)
+
   " close the window
   set shortmess+=S
   bwipe!