Test if _NET_CURRENT_DESKTOP is set correctly

Signed-off-by: Uli Schlachter <psychon@znc.in>

tests/test-current-desktop.lua

@@ -0,0 +1,88 @@
+--- Tests for _NET_CURRENT_DESKTOP
+
+local runner = require("_runner")
+local test_client = require("_client")
+local awful = require("awful")
+
+local c
+local s = screen[1]
+local tags = s.tags
+
+local function wait_for_current_desktop(tag)
+    -- The X property has 0-based indicies
+    local idx = awful.util.table.hasitem(tags, tag) - 1
+    return function()
+        local file = io.popen("xprop -notype -root _NET_CURRENT_DESKTOP")
+        local result = file:read("*all")
+        file:close()
+
+        -- Extract the value
+        local value = string.sub(result, 24, -2)
+
+        if tostring(idx) == value then
+            return true
+        end
+        print(string.format("Got _NET_CURRENT_DESKTOP = '%s', expected %d", value, idx))
+    end
+end
+
+local steps = {
+
+    -- Set up the state we want
+    function(count)
+        if count == 1 then
+            test_client()
+            awful.tag.viewmore({ tags[3], tags[4], tags[5] }, s)
+        end
+
+        c = awful.client.visible()[1]
+
+        if c then
+            c:move_to_tag(tags[4])
+            client.focus = c
+            return true
+        end
+    end,
+    wait_for_current_desktop(tags[4]),
+
+    -- Move the client around
+    function()
+        c:move_to_tag(tags[5])
+        return true
+    end,
+    wait_for_current_desktop(tags[5]),
+
+    -- Move the client to a non-selected tag
+    function()
+        c:move_to_tag(tags[6])
+        assert(client.focus == nil)
+        return true
+    end,
+    wait_for_current_desktop(tags[3]),
+
+    -- Move the client back
+    function(count)
+        if count == 1 then
+            c:move_to_tag(tags[4])
+            return
+        end
+
+        -- Undo autofocus
+        assert(client.focus == c)
+        client.focus = nil
+        return true
+    end,
+    wait_for_current_desktop(tags[3]),
+
+    -- Change tag selection
+    function()
+        tags[3].selected = false
+        return true
+    end,
+    wait_for_current_desktop(tags[4]),
+
+}
+
+runner.run_steps(steps)
+
+-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80