updated skin studio

tests/drivers/skin_studio_focus_test.lua

@@ -0,0 +1,51 @@
+-- Driver: the studio's side of the alt-tab crash.  Leaving the window mid-drag
+-- must drop the drag and the queued click and still draw; main.lua's routing of
+-- love.focus / love.visible / pad events while the studio owns the window is
+-- pinned by tests/engine/skin_studio_image_import.lua (a driver run boots a
+-- game, so main.lua's Studio branch is not live here).
+--   POKEPORT_DRIVER=tests/drivers/skin_studio_focus_test.lua love .
+return function(game)
+  local U = dofile("tests/drivers/util.lua")
+  local Studio = require("src.ui.SkinStudio")
+  local TouchControls = require("src.core.TouchControls")
+
+  love.window.setMode(1280, 720, { resizable = true, highdpi = true })
+  U.wait(2)
+
+  Studio.load({ version = "red", skinId = "gb_anim", onClose = function() end })
+  U.wait(2)
+  U.log("skin:", Studio.skin and Studio.skin.id)
+
+  Studio.drag = { kind = "control-move", mx = 1, my = 1, bx = 0, by = 0,
+                  bw = 10, bh = 10 }
+  Studio.clicked = true
+  local okFocus, errFocus = pcall(Studio.focus, false)
+  U.log("focus lost:", okFocus, errFocus or "")
+  U.log("drag:", tostring(Studio.drag), "click:", tostring(Studio.clicked))
+  local droppedDrag = Studio.drag == nil and Studio.clicked == false
+
+  -- a held test press must not survive the trip out of the window either
+  Studio.testing = true
+  TouchControls:setPreview(false)
+  TouchControls.held = TouchControls.held or {}
+  TouchControls.held.start = true
+  pcall(Studio.focus, false)
+  local held = next(TouchControls.held or {})
+  U.log("held after focus loss:", tostring(held))
+
+  local okVisible = pcall(Studio.visible, false)
+  U.log("minimize:", okVisible)
+
+  local okDraw, errDraw = pcall(Studio.draw)
+  U.log("draw after alt-tab:", okDraw, errDraw or "")
+
+  Studio.unload()
+
+  if droppedDrag and held == nil and okVisible and okDraw then
+    U.log("RESULT pass")
+  else
+    U.log("RESULT FAIL")
+  end
+  love.event.quit()
+  while true do coroutine.yield() end
+end