patch 8.2.1022: various parts of code not covered by tests

Problem:    Various parts of code not covered by tests.
Solution:   Add more tests. (Yegappan Lakshmanan, closes #6300)
diff --git a/src/testdir/test_paste.vim b/src/testdir/test_paste.vim
index c30140f..194ae7d 100644
--- a/src/testdir/test_paste.vim
+++ b/src/testdir/test_paste.vim
@@ -79,11 +79,27 @@
   bwipe!
 endfunc
 
+" bracketed paste in command line
 func Test_paste_cmdline()
   call feedkeys(":a\<Esc>[200~foo\<CR>bar\<Esc>[201~b\<Home>\"\<CR>", 'xt')
   call assert_equal("\"afoo\<CR>barb", getreg(':'))
 endfunc
 
+" bracketed paste in Ex-mode
+func Test_paste_ex_mode()
+  unlet! foo
+  call feedkeys("Qlet foo=\"\<Esc>[200~foo\<CR>bar\<Esc>[201~\"\<CR>vi\<CR>", 'xt')
+  call assert_equal("foo\rbar", foo)
+endfunc
+
+func Test_paste_onechar()
+  new
+  let @f='abc'
+  call feedkeys("i\<C-R>\<Esc>[200~foo\<CR>bar\<Esc>[201~", 'xt')
+  call assert_equal("abc", getline(1))
+  close!
+endfunc
+
 func Test_paste_visual_mode()
   new
   call setline(1, 'here are some words')
@@ -134,3 +150,5 @@
 
   bwipe!
 endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab