ci: normalize windows path

Windows path sep will be normalized into `/` now (by default, was '\').

To align with luv, we normalize the slash again on window (no matter how
&shellslash work...)

Author: phanen

lua/fzf-lua/path.lua

@@ -454,6 +454,12 @@ function M.is_uri(str)
   return str:match("^[%a%-]+://") ~= nil
 end
 
+-- path seps behavior https://github.com/neovim/neovim/pull/37729
+-- luv use `\`, `nvim_buf_get_name` use `/` (on windows, by default)
+local buf_get_name = utils.__IS_WINDOWS and
+    function(buf) return (vim.api.nvim_buf_get_name(buf):gsub([[/]], [[\]])) end
+    or vim.api.nvim_buf_get_name
+
 ---@param entry string
 ---@param opts fzf-lua.Config|{}?
 ---@param force_uri boolean?
@@ -566,7 +572,7 @@ function M.entry_to_file(entry, opts, force_uri)
     end
   elseif file and #file > 0 then -- get bufnr from give path
     local buf = vim.fn.bufnr(file)
-    if buf ~= -1 and vim.api.nvim_buf_get_name(buf) == (uv.fs_realpath(file) or file) then
+    if buf ~= -1 and buf_get_name(buf) == (uv.fs_realpath(file) or file) then
       bufnr = buf
       bufname = file
     end

tests/path_spec.lua

@@ -393,14 +393,14 @@ describe("Testing path module", function()
         col = 2,
       })
 
-      utils.__IS_WINDOWS = true
-      eq(path.entry_to_file("C:\\Users\\foo:bar:12:3"), {
-        col = 3,
-        line = 12,
-        path = "C:\\Users\\foo:bar",
-        stripped = "C:\\Users\\foo:bar:12:3"
-      })
-      utils.__IS_WINDOWS = false
+      if utils.__IS_WINDOWS then
+        eq(path.entry_to_file("C:\\Users\\foo:bar:12:3"), {
+          col = 3,
+          line = 12,
+          path = "C:\\Users\\foo:bar",
+          stripped = "C:\\Users\\foo:bar:12:3"
+        })
+      end
     end)
 
     it("tilde expansion", function()