Enable Basic Kull preview with Tech Tokens

tests/kull-default-profile.test.ts

@@ -1,6 +1,7 @@
 import assert from 'node:assert/strict';
 import test from 'node:test';
 import { kullDefaultEligible, kullDefaultProfile, type KullDefaultProfile } from '../game/kull-default-profile';
+import { nativeFactionTechProfile } from '../game/faction-module-profile';
 
 const lobby: KullDefaultProfile = {
   status: 'lobby', advanced: false, expansions: ['choam', 'ix'],
@@ -65,6 +66,24 @@ void test('public eligibility does not change when the host chooses an opt-out',
   assert.equal(kullDefaultEligible({ ...lobby, lobbyOptions: selectedOn }), true);
 });
 
+void test('Basic Tech Kull has a narrow three-to-six-seat CHOAM and classic roster', () => {
+  const tech = { ...lobby, players: [{ faction: 'choam' }, { faction: 'atreides' }, { faction: 'guild' }], techTokens: {} };
+  assert.equal(kullDefaultEligible(tech), true);
+  assert.equal(nativeFactionTechProfile({ ...tech, kullPreview: true }), true);
+  for (const variant of [
+    { players: tech.players.slice(0, 2) },
+    { players: [{ faction: 'choam' }, { faction: 'ixians' }, { faction: 'guild' }] },
+    { expansions: ['ix', 'choam', 'ecaz'] },
+    { lobbyOptions: { ecazTreachery: true } },
+    { lobbyModules: { ecazTreachery: true } },
+    { homeworlds: {} }, { nexusCards: {} }, { leaderSkills: {} }, { advanced: true },
+  ]) assert.equal(kullDefaultEligible({ ...tech, ...variant }), false);
+  assert.equal(nativeFactionTechProfile({ ...tech, kullPreview: true, sandtrout: true }), false);
+  assert.equal(nativeFactionTechProfile({ ...tech, kullPreview: true, ecazTreachery: true }), false);
+  assert.equal(nativeFactionTechProfile({ ...tech, kullPreview: true, advanced: true }), false);
+  assert.equal(nativeFactionTechProfile({ ...tech, kullPreview: true }, true), false);
+});
+
 void test('profile reads only public faction and configuration data, never hidden hands or spice', () => {
   const player = { faction: 'choam', get hand() { throw Error('private hand read'); },
     get spice() { throw Error('private spice read'); } };