Extend Basic Emperor auction gifts to Nexus and Richese

tests/emperor-auction-gift-cache-controls.test.tsx

@@ -0,0 +1,32 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { createElement } from 'react';
+import { renderToStaticMarkup } from 'react-dom/server';
+import type { GameView } from '../game/engine';
+import { EmperorAuctionGift } from '../components/emperor-auction-gift';
+
+/** Synthetic owner projection: this verifies the rendered distinction, not
+ * a claim that a real cache-sale journey has already reached this control. */
+const view = (source?: 'richese') => ({
+  players: [{id:'ally', name:'Ally'}],
+  emperorAuctionGift: {event:'gift-event', recipient:'ally', maximum:5, ...(source ? {source} : {})},
+}) as unknown as GameView;
+const render = (game: GameView, busy = false) => renderToStaticMarkup(
+  createElement(EmperorAuctionGift, {game, busy, act() {}}),
+);
+
+void test('Richese sale describes the committed payment and retains gift and Continue controls', () => {
+  const html = render(view('richese'));
+  assert.match(html, /Share spice with Ally/);
+  assert.match(html, /Continue settles the Richese sale with that payment after any gift response/);
+  assert.doesNotMatch(html, /Your ally chooses how to pay/);
+  assert.match(html, /<button\b(?![^>]*disabled)[^>]*>Share spice<\/button>/);
+  assert.match(html, /<button\b(?![^>]*disabled)[^>]*>Continue to payment<\/button>/);
+  assert.match(render(view('richese'), true), /<button\b[^>]*disabled=""[^>]*>Continue to payment<\/button>/);
+});
+
+void test('ordinary auction keeps its original buyer-payment guidance', () => {
+  const html = render(view());
+  assert.match(html, /Your ally chooses how to pay after the gift’s Karama response/);
+  assert.doesNotMatch(html, /Continue settles the Richese sale/);
+});