feat(snap-points): add SnapPoints to all 2.OG and Garten rooms (Ultrasound, DeliveryRoom, Nursery, GardenParty)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

test/unit/test_snap_points_floor2.gd

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+## Tests verifying SnapPoints exist in all 2.OG and Garten room scenes.
+extends GutTest
+
+
+func _count_snaps(room: Node2D) -> int:
+	var count: int = 0
+	for child: Node in room.get_children():
+		if child is SnapPoint:
+			count += 1
+	return count
+
+
+func _count_snaps_with_pose(room: Node2D, pose: String) -> int:
+	var count: int = 0
+	for child: Node in room.get_children():
+		var snap: SnapPoint = child as SnapPoint
+		if snap != null and snap.pose == pose:
+			count += 1
+	return count
+
+
+func _count_snaps_baby_only(room: Node2D) -> int:
+	var count: int = 0
+	for child: Node in room.get_children():
+		var snap: SnapPoint = child as SnapPoint
+		if snap != null and snap.baby_only:
+			count += 1
+	return count
+
+
+func test_ultrasound_has_one_snap_point() -> void:
+	var room: Node2D = preload("res://scenes/rooms/floor2/Ultrasound.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps(room), 1)
+
+
+func test_ultrasound_snap_is_lying() -> void:
+	var room: Node2D = preload("res://scenes/rooms/floor2/Ultrasound.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps_with_pose(room, "lying"), 1)
+
+
+func test_delivery_room_has_one_snap_point() -> void:
+	var room: Node2D = preload("res://scenes/rooms/floor2/DeliveryRoom.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps(room), 1)
+
+
+func test_delivery_room_snap_is_lying() -> void:
+	var room: Node2D = preload("res://scenes/rooms/floor2/DeliveryRoom.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps_with_pose(room, "lying"), 1)
+
+
+func test_nursery_has_three_snap_points() -> void:
+	var room: Node2D = preload("res://scenes/rooms/floor2/Nursery.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps(room), 3)
+
+
+func test_nursery_all_snaps_are_baby_only() -> void:
+	var room: Node2D = preload("res://scenes/rooms/floor2/Nursery.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps_baby_only(room), 3)
+
+
+func test_nursery_all_snaps_are_lying() -> void:
+	var room: Node2D = preload("res://scenes/rooms/floor2/Nursery.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps_with_pose(room, "lying"), 3)
+
+
+func test_garden_party_has_two_snap_points() -> void:
+	var room: Node2D = preload("res://scenes/rooms/home/GardenParty.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps(room), 2)
+
+
+func test_garden_party_all_snaps_are_sitting() -> void:
+	var room: Node2D = preload("res://scenes/rooms/home/GardenParty.tscn").instantiate() as Node2D
+	add_child_autofree(room)
+	assert_eq(_count_snaps_with_pose(room, "sitting"), 2)