diff --git a/src/testdir/test_backspace_opt.vim b/src/testdir/test_backspace_opt.vim
index d70a6d0..ea28803 100644
--- a/src/testdir/test_backspace_opt.vim
+++ b/src/testdir/test_backspace_opt.vim
@@ -138,4 +138,32 @@
   close!
 endfunc
 
+" Test for setting 'backspace' to a number value (for backward compatibility)
+func Test_backspace_number_value()
+  new
+
+  set backspace=0
+  call setline(1, ['one two', 'three four'])
+  call cursor(2, 1)
+  exe "normal! A\<C-W>\<C-U>"
+  call assert_equal('three four', getline(2))
+
+  set backspace=1
+  exe "normal! A\<CR>five\<C-W>\<C-U>\<C-W>\<C-U>"
+  call assert_equal(['one two', 'three four'], getline(1, '$'))
+
+  set backspace=2
+  call cursor(2, 7)
+  exe "normal! ihalf\<C-U>"
+  call assert_equal('three four', getline(2))
+
+  set backspace=3
+  call cursor(2, 7)
+  exe "normal! ihalf\<C-U>"
+  call assert_equal('four', getline(2))
+
+  bw!
+  set backspace&
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/testdir/test_highlight.vim b/src/testdir/test_highlight.vim
index feccf84..a8ef802 100644
--- a/src/testdir/test_highlight.vim
+++ b/src/testdir/test_highlight.vim
@@ -878,6 +878,13 @@
   call assert_match("stop=^[[27h;^[[ r;", HighlightArgs('HlGrp2'))
   hi HlGrp2 stop=NONE
   call assert_notmatch("stop=", HighlightArgs('HlGrp2'))
+  set t_xy=^[foo;
+  set t_xz=^[bar;
+  hi HlGrp3 start=t_xy stop=t_xz
+  let d = hlget('HlGrp3')
+  call assert_equal('^[foo;', d[0].start)
+  call assert_equal('^[bar;', d[0].stop)
+  set t_xy= t_xz=
   hi clear
 endfunc
 
diff --git a/src/testdir/test_python3.vim b/src/testdir/test_python3.vim
index 5de9464..b7140ee 100644
--- a/src/testdir/test_python3.vim
+++ b/src/testdir/test_python3.vim
@@ -375,6 +375,7 @@
         \ ['include', 'ginc', 'linc', ''],
         \ ['dict', 'gdict', 'ldict', ''],
         \ ['thesaurus', 'gtsr', 'ltsr', ''],
+        \ ['thesaurusfunc', 'Gtsrfu', 'Ltsrfu', ''],
         \ ['formatprg', 'gfprg', 'lfprg', ''],
         \ ['errorformat', '%f:%l:%m', '%s-%l-%m', ''],
         \ ['grepprg', 'ggprg', 'lgprg', ''],
@@ -408,9 +409,13 @@
   " Set the global and window-local option values and then clear the
   " window-local option value.
   let wopts = [
+        \ ['fillchars', 'fold:>', 'fold:+', ''],
+        \ ['listchars', 'tab:>>', 'tab:--', ''],
         \ ['scrolloff', 5, 10, -1],
+        \ ['showbreak', '>>', '++', ''],
         \ ['sidescrolloff', 6, 12, -1],
-        \ ['statusline', '%<%f', '%<%F', '']]
+        \ ['statusline', '%<%f', '%<%F', ''],
+        \ ['virtualedit', 'block', 'insert', '']]
   for opt in wopts
     py3 << trim
       pyopt = vim.bindeval("opt")