CLOSES #1418

tests/drivers/gold_void_fill_bug1418_test.lua

@@ -0,0 +1,79 @@
+-- Gold VOID FILL (#1418): FADE (each map's own border, dissolving across a
+-- boundary), WATER, TREES, or BLACK.  Parks you on Cherrygrove zoomed out so
+-- the void is most of the window, cycles the four modes, then hands the pad
+-- over.  Do not add POKEPORT_SPEED: the water anim and the dissolve both run
+-- on the real clock.
+--
+--   POKEPORT_IDENTITY=gold-dev POKEPORT_GAME=gold \
+--     POKEPORT_DRIVER=tests/drivers/gold_void_fill_bug1418_test.lua love .
+
+local U = require("tests.drivers.util")
+
+return function(game)
+  local out = os.getenv("POKEPORT_SHOT_DIR") or "/tmp/gold-void-fill"
+  local BorderFill = require("src.world.gen2.BorderFill")
+  local Tilt = require("src.render.Tilt")
+  local Zoom = require("src.render.Zoom")
+  local failures = 0
+
+  local function ok(label, condition, detail)
+    if condition then
+      print("[void] ok   " .. label)
+    else
+      failures = failures + 1
+      print("[void] FAIL " .. label .. " " .. tostring(detail))
+    end
+  end
+
+  U.wait(45)
+  local world = game.world
+  assert(world and world.map, "gold world did not boot")
+
+  -- Cherrygrove's header border is water ($35).  FADE shows that water,
+  -- TREES replaces it, BLACK drops the sheet.  attributes.asm:123.
+  world:setMap("CHERRYGROVE_CITY", 22, 16, "down")
+  U.wait(10)
+
+  Zoom.offset = -3
+  world:rebuildNeighbors()
+  world:rebuildPeople({ seamless = true })
+  Tilt.setLevel(3)
+  for _ = 1, 40 do
+    Tilt.update(1 / 60)
+    U.wait(1)
+  end
+
+  local function show(mode, file, label)
+    BorderFill.setVoidFill(mode)
+    if game.options then game.options.voidFill = mode end
+    if game.save and game.save.options then
+      game.save.options.voidFill = mode
+    end
+    U.wait(8)
+    ok(label, BorderFill.voidFill == mode, BorderFill.voidFill)
+    U.shot(game, out .. "/" .. file)
+  end
+
+  show("fade", "01-fade.png", "FADE is the live fill")
+  show("water", "02-water.png", "WATER forces the water block")
+  show("trees", "03-trees.png", "TREES forces the tree wall")
+  show("black", "04-black.png", "BLACK drops the tiled void")
+  show("fade", "05-fade-again.png", "and FADE restores the map's own border")
+
+  Tilt.setLevel(0)
+  Zoom.offset = 0
+  world:rebuildNeighbors()
+  world:rebuildPeople({ seamless = true })
+
+  if failures > 0 then
+    print(("[driver] FAIL gold void fill: %d check(s)"):format(failures))
+    return
+  end
+  print("[driver] PASS gold void fill in " .. out)
+  U.log("cycled fade/water/trees/black on cherrygrove (#1418).")
+  U.log("OPTION > VOID FILL, zoom out (-) to see the void.")
+
+  while true do
+    coroutine.yield()
+  end
+end