Unit Test Update

code/modules/unit_tests/plantgrowth_tests.dm

@@ -0,0 +1,27 @@
+
+// Checks plants for broken tray icons. Use Advanced Proc Call to activate.
+// Maybe some day it would be used as unit test.
+// -------- IT IS NOW!
+/datum/unit_test/plantgrowth/Run()
+	var/list/states = icon_states('icons/obj/hydroponics/growing.dmi')
+	states |= icon_states('icons/obj/hydroponics/growing_fruits.dmi')
+	states |= icon_states('icons/obj/hydroponics/growing_flowers.dmi')
+	states |= icon_states('icons/obj/hydroponics/growing_mushrooms.dmi')
+	states |= icon_states('icons/obj/hydroponics/growing_vegetables.dmi')
+	states |= icon_states('goon/icons/obj/hydroponics.dmi')
+	var/list/paths = subtypesof(/obj/item/seeds) - /obj/item/seeds - typesof(/obj/item/seeds/sample) - /obj/item/seeds/lavaland
+
+	for(var/seedpath in paths)
+		var/obj/item/seeds/seed = new seedpath
+
+		for(var/i in 1 to seed.growthstages)
+			if("[seed.icon_grow][i]" in states)
+				continue
+			Fail("[seed.name] ([seed.type]) lacks the [seed.icon_grow][i] icon!")
+
+		if(!(seed.icon_dead in states))
+			Fail("[seed.name] ([seed.type]) lacks the [seed.icon_dead] icon!")
+
+		if(seed.icon_harvest) // mushrooms have no grown sprites, same for items with no product
+			if(!(seed.icon_harvest in states))
+				Fail("[seed.name] ([seed.type]) lacks the [seed.icon_harvest] icon!")