Gate venue light falloff with a test (physical attenuation = 1.0)

src/test/tests/test_world.gd

@@ -388,6 +388,24 @@ func test_library_dressing_collision_matches_the_documented_exemptions() -> bool
 	return TestUtils.check(problems.is_empty(),
 		"library dressing is covered: %s" % ", ".join(problems.slice(0, 6)))
 
+func test_venue_lights_use_physical_falloff() -> bool:
+	var problems: Array[String] = []
+	for venue in ["hollywood_building", "joke_shop", "tv_studio"]:
+		var root := Node3D.new()
+		var builder := WorldBuilder.new(root, venue)
+		builder.build()
+		for light in root.find_children("*", "OmniLight3D", true, false):
+			if not is_equal_approx((light as OmniLight3D).omni_attenuation, 1.0):
+				problems.append("%s/%s omni_attenuation=%.2f" % [venue, light.name,
+					(light as OmniLight3D).omni_attenuation])
+		for light in root.find_children("*", "SpotLight3D", true, false):
+			if not is_equal_approx((light as SpotLight3D).spot_attenuation, 1.0):
+				problems.append("%s/%s spot_attenuation=%.2f" % [venue, light.name,
+					(light as SpotLight3D).spot_attenuation])
+		root.free()
+	return TestUtils.check(problems.is_empty(),
+		"every venue light uses physical falloff: %s" % ", ".join(problems.slice(0, 6)))
+
 func _walk_blocking_body(node: Node) -> StaticBody3D:
 	for child in node.find_children("*", "StaticBody3D", true, false):
 		var body := child as StaticBody3D