Support staged group shipment funding

tests/coalition-transit-engine.test.ts

@@ -4,6 +4,7 @@ import { baseDeck } from '../game/cards';
 import { applyAction, createGame, newPlayer, viewGame, type Action, type Game } from '../game/engine';
 import { createRicheseNoField } from '../game/richese-no-field';
 import type { CoalitionState } from '../game/coalition-alliance';
+import { isAlliedShipmentVisit } from '../game/allied-separation';
 
 /** Controlled Basic phase and force placement; the three-member group is
  * staged because Nexus cannot create one yet. No full-game claim is made. */
@@ -68,6 +69,15 @@ void test('ordinary movement cannot enter either group ally territory', () => {
   assert.deepEqual(game, before);
 });
 
+void test('the player view gives the shared transit quote the public group membership', () => {
+  const game = fixture();
+  const view = viewGame(game, 'a');
+  const own = view.players.find(player => player.id === 'a')!;
+  assert.equal(isAlliedShipmentVisit(view, own, 'imperial_basin'), true);
+  assert.equal(isAlliedShipmentVisit(view, own, 'polar_sink'), false);
+  assert.equal(Object.hasOwn(view, 'coalitionEscrow'), false);
+});
+
 void test('a three-member group visitor can ship then depart without losing its pre-arrival forces', () => {
   const original = fixture(); let game = ship(original);
   assert.equal(game.players[0].spice, 4);