Added unit tests.

.luacov

@@ -0,0 +1,2 @@
+include = {'lsp'}
+exclude = {'_test'}

init.lua

@@ -1233,18 +1233,16 @@ end)
 -- If the buffer has active diagnostics and has since been modified, ask the server for updated
 -- diagnostics.
 -- TODO: investigate using textDocument/diagnostic method and response. For now this is passive.
-if not CURSES then
- timeout(1, function()
- if not buffer._lsp_diagnostic_time or not buffer._lsp_mod_time then return true end
- local server = get_server()
- if not server then return true end
- if buffer._lsp_mod_time > buffer._lsp_diagnostic_time then
- server:sync_buffer()
- buffer._lsp_mod_time, buffer._lsp_diagnostic_time = nil, nil
- end
- return true
- end)
-end
+timeout(1, function()
+ if not buffer._lsp_diagnostic_time or not buffer._lsp_mod_time then return true end
+ local server = get_server()
+ if not server then return true end
+ if buffer._lsp_mod_time > buffer._lsp_diagnostic_time then
+ server:sync_buffer()
+ buffer._lsp_mod_time, buffer._lsp_diagnostic_time = nil, nil
+ end
+ return true
+end)
 
 -- Add a menu.
 -- (Insert 'Language Server' menu in alphabetical order.)