Show the laser's whole reach while aiming

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019AJMdB7iuHuLFZM1aBu3GD

tests/test_laser_vessel.gd

@@ -124,6 +124,17 @@ func _process(delta: float) -> bool:
 				return _fail_now("aiming did not zoom out")
 			print("aiming zoomed the camera out")
 
+			# #203: far enough out to show the WHOLE beam. The drag above is
+			# horizontal, so the screen's narrow half is the binding one.
+			var half_screen: Vector2 = skill.get_viewport_rect().size * 0.5 \
+				- Vector2(54.0, 54.0)
+			var framed: float = (2900.0 + BEAM_HALF_WIDTH) \
+				* main.get_node("Camera2D").zoom.x
+			if framed > half_screen.x + 1.0:
+				return _fail_now("aiming framed %.0fpx of beam on %.0fpx of screen" \
+					% [framed, half_screen.x])
+			print("aiming framed the beam's full range")
+
 			# --- B. targets: two on the line, one off it, one past range ---
 			for offset in [Vector2(200.0, 0.0), Vector2(500.0, 0.0)]:
 				var enemy: Node = load("res://enemies/Enemy.tscn").instantiate()