vim-patch:8.2.1810: some code in normal.c not covered by tests

Problem:    Some code in normal.c not covered by tests.
Solution:   Add normal mode tests. (Yegappan Lakshmanan, closes vim/vim#7086)

d7e5e9430a

src/nvim/testdir/test_charsearch.vim

@@ -51,7 +51,7 @@ func Test_csearch_virtualedit()
   normal! tb
   call assert_equal([0, 1, 2, 6], getpos('.'))
   set virtualedit&
-  close!
+  bw!
 endfunc
 
 " Test for character search failure in latin1 encoding
@@ -65,7 +65,34 @@ func Test_charsearch_latin1()
   call assert_beeps('normal $Fz')
   call assert_beeps('normal $Tx')
   let &encoding = save_enc
-  close!
+  bw!
+endfunc
+
+" Test for using character search to find a multibyte character with composing
+" characters.
+func Test_charsearch_composing_char()
+  new
+  call setline(1, "one two thq\u0328\u0301r\u0328\u0301ree")
+  call feedkeys("fr\u0328\u0301", 'xt')
+  call assert_equal([0, 1, 16, 0, 12], getcurpos())
+
+  " use character search with a multi-byte character followed by a
+  " non-composing character
+  call setline(1, "abc deȉf ghi")
+  call feedkeys("ggcf\u0209\u0210", 'xt')
+  call assert_equal("\u0210f ghi", getline(1))
+  bw!
+endfunc
+
+" Test for character search with 'hkmap'
+func Test_charsearch_hkmap()
+  new
+  set hkmap
+  call setline(1, "ùðáâ÷ëòéïçìêöî")
+  call feedkeys("fë", 'xt')
+  call assert_equal([0, 1, 11, 0, 6], getcurpos())
+  set hkmap&
+  bw!
 endfunc
 
 " vim: shiftwidth=2 sts=2 expandtab

src/nvim/testdir/test_normal.vim

@@ -120,6 +120,39 @@ func Test_normal01_keymodel()
   call feedkeys("Vkk\<Up>yy", 'tx')
   call assert_equal(['47', '48', '49', '50'], getreg(0, 0, 1))
 
+  " Test for using special keys to start visual selection
+  %d
+  call setline(1, ['red fox tail', 'red fox tail', 'red fox tail'])
+  set keymodel=startsel
+  " Test for <S-PageUp> and <S-PageDown>
+  call cursor(1, 1)
+  call feedkeys("\<S-PageDown>y", 'xt')
+  call assert_equal([0, 1, 1, 0], getpos("'<"))
+  call assert_equal([0, 3, 1, 0], getpos("'>"))
+  call feedkeys("Gz\<CR>8|\<S-PageUp>y", 'xt')
+  call assert_equal([0, 2, 1, 0], getpos("'<"))
+  call assert_equal([0, 3, 8, 0], getpos("'>"))
+  " Test for <S-C-Home> and <S-C-End>
+  call cursor(2, 12)
+  call feedkeys("\<S-C-Home>y", 'xt')
+  call assert_equal([0, 1, 1, 0], getpos("'<"))
+  call assert_equal([0, 2, 12, 0], getpos("'>"))
+  call cursor(1, 4)
+  call feedkeys("\<S-C-End>y", 'xt')
+  call assert_equal([0, 1, 4, 0], getpos("'<"))
+  call assert_equal([0, 3, 13, 0], getpos("'>"))
+  " Test for <S-C-Left> and <S-C-Right>
+  call cursor(2, 5)
+  call feedkeys("\<S-C-Right>y", 'xt')
+  call assert_equal([0, 2, 5, 0], getpos("'<"))
+  call assert_equal([0, 2, 9, 0], getpos("'>"))
+  call cursor(2, 9)
+  call feedkeys("\<S-C-Left>y", 'xt')
+  call assert_equal([0, 2, 5, 0], getpos("'<"))
+  call assert_equal([0, 2, 9, 0], getpos("'>"))
+
+  set keymodel&
+
   " clean up
   bw!
 endfunc
@@ -509,6 +542,14 @@ func Test_normal10_expand()
     call assert_equal(expected[i], expand('<cexpr>'), 'i == ' . i)
   endfor
 
+  " Test for <cexpr> in state.val and ptr->val
+  call setline(1, 'x = state.val;')
+  call cursor(1, 10)
+  call assert_equal('state.val', expand('<cexpr>'))
+  call setline(1, 'x = ptr->val;')
+  call cursor(1, 9)
+  call assert_equal('ptr->val', expand('<cexpr>'))
+
   if executable('echo')
     " Test expand(`...`) i.e. backticks command expansion.
     " MS-Windows has a trailing space.
@@ -523,6 +564,19 @@ func Test_normal10_expand()
   bw!
 endfunc
 
+" Test for expand() in latin1 encoding
+func Test_normal_expand_latin1()
+  new
+  let save_enc = &encoding
+  " set encoding=latin1
+  call setline(1, 'val = item->color;')
+  call cursor(1, 11)
+  call assert_equal('color', expand("<cword>"))
+  call assert_equal('item->color', expand("<cexpr>"))
+  let &encoding = save_enc
+  bw!
+endfunc
+
 func Test_normal11_showcmd()
   " test for 'showcmd'
   10new
@@ -547,6 +601,13 @@ func Test_normal11_showcmd()
   redraw!
   call assert_match('1-3$', Screenline(&lines))
   call feedkeys("v", 'xt')
+  " test for visually selecting the end of line
+  call setline(1, ["foobar"])
+  call feedkeys("$vl", 'xt')
+  redraw!
+  call assert_match('2$', Screenline(&lines))
+  call feedkeys("y", 'xt')
+  call assert_equal("r\n", @")
   bw!
 endfunc
 
@@ -2161,6 +2222,13 @@ func Test_normal31_r_cmd()
   normal gglvjjrx
   call assert_equal(['axx', 'xxx', 'xxf'], getline(1, '$'))
 
+  " replace with a multibyte character (with multiple composing characters)
+  %d
+  new
+  call setline(1, 'aaa')
+  exe "normal $ra\u0328\u0301"
+  call assert_equal("aaa\u0328\u0301", getline(1))
+
   " clean up
   set noautoindent
   bw!