Update screen.lua

lib/awful/screen.lua

@@ -208,11 +208,8 @@ end
 -- Reading this (read only) property returns a screenshot of the physical
 -- (Xinerama) screen as a cairo surface.
 --
--- @DOC_screen_content_EXAMPLE@
---
 -- @property content
--- @tparam screen s (self)
--- @treturn cairo scurface of the screen content
+-- @tparam gears.surface content
 
 function screen.object.get_content(s)
     local geo = s.geometry
@@ -222,7 +219,7 @@ function screen.object.get_content(s)
     cr:set_source_surface(source, -geo.x, -geo.y)
     cr:rectangle(0, 0, geo.width, geo.height)
     cr:fill()
-    return target 
+    return target
 end
 
 --- Get or set the screen padding.

tests/test-screenshot.lua

@@ -29,8 +29,6 @@ Gtk:main{...}
 local tiny_client = { lua_executable, "-e", string.format(
                           tiny_client_code_template, client_dim, client_dim)}
 
--- how to make a GTK window using LGI
-
 -- Split in the screen into 2 distict screens.
 screen[1]:split()
 
@@ -156,6 +154,9 @@ table.insert(steps, function()
         return
     end
 
+    -- Make sure the process finishes. Just `c:kill()` only
+    -- closes the window. Adding some handlers to the GTK "app"
+    -- created some unwanted side effects in the CI.
     awesome.kill(c.pid, 9)
 
     return true