Del The World: Unit testing for hard deletes (#59612)

Co-authored-by: SteelSlayer <42044220+SteelSlayer@users.noreply.github.com>

code/game/objects/items/devices/chameleonproj.dm

@@ -173,5 +173,7 @@
 	return
 
 /obj/effect/dummy/chameleon/Destroy()
-	master.disrupt(0)
+	if(master)
+		master.disrupt(0)
+		master = null
 	return ..()

code/game/objects/items/devices/forcefieldprojector.dm

@@ -113,8 +113,9 @@
 /obj/structure/projected_forcefield/Destroy()
 	visible_message(span_warning("[src] flickers and disappears!"))
 	playsound(src,'sound/weapons/resonator_blast.ogg',25,TRUE)
-	generator.current_fields -= src
-	generator = null
+	if(generator)
+		generator.current_fields -= src
+		generator = null
 	return ..()
 
 /obj/structure/projected_forcefield/play_attack_sound(damage_amount, damage_type = BRUTE, damage_flag = 0)
@@ -123,4 +124,5 @@
 /obj/structure/projected_forcefield/take_damage(damage_amount, damage_type = BRUTE, damage_flag = 0, sound_effect = 1, attack_dir)
 	if(sound_effect)
 		play_attack_sound(damage_amount, damage_type, damage_flag)
-	generator.shield_integrity = max(generator.shield_integrity - damage_amount, 0)
+	if(generator)
+		generator.shield_integrity = max(generator.shield_integrity - damage_amount, 0)

code/game/objects/items/food/bread.dm

@@ -263,6 +263,9 @@
 
 
 /obj/item/food/deepfryholder/Initialize(mapload, obj/item/fried)
+	if(!fried)
+		stack_trace("A deepfried object was created with no fried target")
+		return INITIALIZE_HINT_QDEL
 	. = ..()
 	name = fried.name //We'll determine the other stuff when it's actually removed
 	appearance = fried.appearance

code/game/objects/items/grenades/clusterbuster.dm

@@ -70,7 +70,8 @@
 /////////////////////////////////
 /obj/effect/payload_spawner/Initialize(mapload, type, numspawned)
 	..()
-	spawn_payload(type, numspawned)
+	if(type && isnum(numspawned))
+		spawn_payload(type, numspawned)
 	return INITIALIZE_HINT_QDEL
 
 /obj/effect/payload_spawner/proc/spawn_payload(type, numspawned)

code/game/objects/items/robot/robot_upgrades.dm

@@ -505,10 +505,11 @@
 /obj/item/borg/upgrade/defib/backpack/proc/on_defib_instance_qdel_or_moved(obj/item/defibrillator/D)
 	SIGNAL_HANDLER
 	defib_instance = null
-	qdel(src)
+	if(!QDELETED(src))
+		qdel(src)
 
 /obj/item/borg/upgrade/defib/backpack/Destroy()
-	if(defib_instance)
+	if(!QDELETED(defib_instance))
 		QDEL_NULL(defib_instance)
 	return ..()
 

code/game/objects/items/weaponry.dm

@@ -237,9 +237,9 @@ for further reading, please see: https://github.com/tgstation/tgstation/pull/301
 /obj/item/claymore/highlander/robot/Initialize()
 	var/obj/item/robot_model/kiltkit = loc
 	robot = kiltkit.loc
+	. = ..()
 	if(!istype(robot))
-		qdel(src)
-	return ..()
+		return INITIALIZE_HINT_QDEL
 
 /obj/item/claymore/highlander/robot/process()
 	loc.layer = LARGE_MOB_LAYER