tests: Test awful.screen against regressions

tests/test-awful-screen.lua

@@ -0,0 +1,89 @@
+local awful = require("awful")
+
+awful.util.deprecate = function() end
+
+local has_spawned = false
+local steps = {
+
+function(count)
+
+if count <= 1 and not has_spawned and #client.get() < 2 then
+    awful.spawn("xterm")
+    awful.spawn("xterm")
+    has_spawned = true
+elseif #client.get() >= 2 then
+
+-- Test properties
+client.focus = client.get()[1]
+
+local s = mouse.screen
+
+assert(s)
+
+assert(s == screen[s])
+
+-- Test padding
+
+s.padding = 42
+
+local counter = 0
+for _, v in pairs(s.padding) do
+    assert(v == 42)
+    counter = counter + 1
+end
+
+assert(counter == 4)
+
+awful.screen.padding(s, {
+    left   = 1337,
+    right  = 1337,
+    top    = 1337,
+    bottom = 1337,
+})
+
+counter = 0
+for _, v in pairs(s.padding) do
+    assert(v == 1337)
+    counter = counter + 1
+end
+
+assert(counter == 4)
+
+counter = 0
+for _, v in pairs(awful.screen.padding(s)) do
+    assert(v == 1337)
+    counter = counter + 1
+end
+
+assert(counter == 4)
+
+-- Test square distance
+
+assert(s:get_square_distance(9999, 9999))
+
+assert(s:get_square_distance(9999, 9999)
+    == awful.screen.getdistance_sq(s, 9999, 9999))
+
+-- Test count
+
+counter = 0
+
+for _ in screen do
+    counter = counter + 1
+end
+
+assert(screen.count() == counter)
+
+counter = 0
+awful.screen.connect_for_each_screen(function()
+    counter = counter + 1
+end)
+
+assert(screen.count() == counter)
+
+return true
+end
+end
+}
+
+require("_runner").run_steps(steps)