Feat: Add Basic Lua Test Suite (#115)

This MR adds a Lua test suite to the project, run via busted, and introduces tests for a number of the utility functions. Subsequent work will have to be done to test functions that use the `vim.api` scope and external packages to the plugin.

lua/gitlab/actions/discussions.lua

@@ -892,7 +892,7 @@ end
 ---@param note Note
 ---@return string
 M.build_note_header = function(note)
-  return "@" .. note.author.username .. " " .. u.format_date(note.created_at)
+  return "@" .. note.author.username .. " " .. u.time_since(note.created_at)
 end
 
 M.build_note_body = function(note, resolve_info)
@@ -977,7 +977,7 @@ M.add_discussions_to_table = function(items)
     end
 
     -- Creates the first node in the discussion, and attaches children
-    local body = u.join_tables(root_text_nodes, discussion_children)
+    local body = u.spread(root_text_nodes, discussion_children)
     local root_node = NuiTree.Node({
       text = root_text,
       is_note = true,

lua/gitlab/actions/pipeline.lua

@@ -46,7 +46,7 @@ M.open = function()
     u.switch_can_edit_buf(bufnr, true)
     table.insert(lines, string.format("Status: %s (%s)", state.settings.pipeline[pipeline.status], pipeline.status))
     table.insert(lines, "")
-    table.insert(lines, string.format("Last Run: %s", u.format_date(pipeline.created_at)))
+    table.insert(lines, string.format("Last Run: %s", u.time_since(pipeline.created_at)))
     table.insert(lines, string.format("Url: %s", pipeline.web_url))
     table.insert(lines, string.format("Triggered By: %s", pipeline.source))
 
@@ -99,7 +99,7 @@ M.see_logs = function()
   local bufnr = vim.api.nvim_get_current_buf()
   local linnr = vim.api.nvim_win_get_cursor(0)[1]
   local text = u.get_line_content(bufnr, linnr)
-  local last_word = u.get_last_chunk(text)
+  local last_word = u.get_last_word(text)
   if last_word == nil then
     u.notify("Cannot find job name", vim.log.levels.ERROR)
     return