vim-patch:8.1.1769: 'shellslash' is also used for completion

Problem:    'shellslash' is also used for completion.
Solution:   Add the 'completeslash' option. (Yasuhiro Matsumoto, closes vim/vim#3612)
https://github.com/vim/vim/commit/ac3150d385e6e3f3fe76642aac3cda954d30583f

1 files changed, 46 insertions, 0 deletions

diff --git a/src/nvim/testdir/test_ins_complete.vim b/src/nvim/testdir/test_ins_complete.vim
index b8632b9595..45b0d159d4 100644
--- a/src/nvim/testdir/test_ins_complete.vim
+++ b/src/nvim/testdir/test_ins_complete.vim
@@ -365,6 +365,52 @@ func Test_compl_in_cmdwin()
   set wildmenu& wildchar&
 endfunc
 
+" Test for insert path completion with completeslash option
+func Test_ins_completeslash()
+  if !has('win32')
+    return
+  endif
+  
+  call mkdir('Xdir')
+
+  let orig_shellslash = &shellslash
+  set cpt&
+
+  new
+  
+  set noshellslash
+
+  set completeslash=
+  exe "normal oXd\<C-X>\<C-F>"
+  call assert_equal('Xdir\', getline('.'))
+
+  set completeslash=backslash
+  exe "normal oXd\<C-X>\<C-F>"
+  call assert_equal('Xdir\', getline('.'))
+
+  set completeslash=slash
+  exe "normal oXd\<C-X>\<C-F>"
+  call assert_equal('Xdir/', getline('.'))
+
+  set shellslash
+
+  set completeslash=
+  exe "normal oXd\<C-X>\<C-F>"
+  call assert_equal('Xdir/', getline('.'))
+
+  set completeslash=backslash
+  exe "normal oXd\<C-X>\<C-F>"
+  call assert_equal('Xdir\', getline('.'))
+
+  set completeslash=slash
+  exe "normal oXd\<C-X>\<C-F>"
+  call assert_equal('Xdir/', getline('.'))
+  %bw!
+  call delete('Xdir', 'rf')
+
+  let &shellslash = orig_shellslash
+endfunc
+
 func Test_pum_with_folds_two_tabs()
   CheckScreendump