3 files changed, 25 insertions, 0 deletions
diff --git a/src/nvim/testdir/test_excmd.vim b/src/nvim/testdir/test_excmd.vim
index 1c053c824f..bbf8b4dfc8 100644
--- a/src/nvim/testdir/test_excmd.vim
+++ b/src/nvim/testdir/test_excmd.vim
@@ -400,3 +400,13 @@ func Test_winsize_cmd()
   call assert_fails('win_getid(1)', 'E475: Invalid argument: _getid(1)')
   " Actually changing the window size would be flaky.
 endfunc
+
+func Test_not_break_expression_register()
+  call setreg('=', '1+1')
+  if 0
+    put =1
+  endif
+  call assert_equal('1+1', getreg('=', 1))
+endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/nvim/testdir/test_lambda.vim b/src/nvim/testdir/test_lambda.vim
index 63bb4ae1ef..72ddbcf6dc 100644
--- a/src/nvim/testdir/test_lambda.vim
+++ b/src/nvim/testdir/test_lambda.vim
@@ -303,3 +303,8 @@ func Test_lambda_with_index()
   let Extract = {-> function(List, ['foobar'])()[0]}
   call assert_equal('foobar', Extract())
 endfunc
+
+func Test_lambda_error()
+  " This was causing a crash
+  call assert_fails('ec{@{->{d->()()', 'E15')
+endfunc
diff --git a/src/nvim/testdir/test_marks.vim b/src/nvim/testdir/test_marks.vim
index 4ef42946cb..6b9904ec0a 100644
--- a/src/nvim/testdir/test_marks.vim
+++ b/src/nvim/testdir/test_marks.vim
@@ -25,6 +25,16 @@ function! Test_Incr_Marks()
   enew!
 endfunction
 
+func Test_previous_jump_mark()
+  new
+  call setline(1, ['']->repeat(6))
+  normal Ggg
+  call assert_equal(6, getpos("''")[1])
+  normal jjjjj
+  call assert_equal(6, getpos("''")[1])
+  bwipe!
+endfunc
+
 func Test_setpos()
   new Xone
   let onebuf = bufnr('%')