Enable paired Ecaz and Moritani Discovery preview

tests/discovery-module-profile.test.ts

@@ -13,15 +13,22 @@ function lobby(roster: FactionId[], expansions: string[], advanced = true): Game
   return game;
 }
 
-void test('Discovery requires the selected native family and does not admit paired or mixed E3', () => {
+void test('Discovery requires the selected native family and does not admit unsupported mixed E3', () => {
   const unsupported = [
     lobby(['ixians', 'guild'], []),
     lobby(['richese', 'guild'], ['ix']),
-    lobby(['ecaz', 'moritani', 'guild'], ['ecaz']),
     lobby(['ecaz', 'ixians', 'guild'], ['ecaz', 'ix']),
     lobby(['moritani', 'harkonnen', 'guild'], ['ecaz']),
   ];
   for (const game of unsupported) assert.throws(() => initializeDiscoveryGameForAudit(game), RuleError);
+  for (const advanced of [false, true]) {
+    const paired = initializeDiscoveryGameForAudit(lobby(['ecaz', 'moritani', 'guild'], ['ecaz'], advanced));
+    assert.equal(paired.discoveries?.tokens.length, 8);
+    assert.equal(paired.status, 'setup');
+    assert.deepEqual(paired.players.map(player => player.faction), ['ecaz', 'moritani', 'guild']);
+    assert.equal(paired.nexusCards, undefined);
+    assert.equal(paired.ecazTreachery, undefined);
+  }
   // The Advanced Moritani/Harkonnen restriction is not a new Basic restriction.
   const basic = initializeDiscoveryGameForAudit(lobby(['moritani', 'harkonnen', 'guild'], ['ecaz'], false));
   assert.equal(basic.moritaniAssassinatePreview, undefined);
@@ -41,6 +48,27 @@ void test('Discovery Tech requires three seats and untouched physical tokens', (
   assert.equal(initialized.discoveryEnabled, true);
 });
 
+void test('paired E3 Discovery keeps the original optional-module seat and rules limits', () => {
+  const factions: FactionId[] = ['ecaz', 'moritani', 'guild', 'atreides', 'emperor', 'beneGesserit'];
+  for (const advanced of [false, true]) for (const count of [2, 3, 6]) {
+    const game = lobby(factions.slice(0, count), ['ecaz'], advanced);
+    if (count >= 3) game.techTokens = createTechTokens();
+    if (advanced) game.strongholdCards = createStrongholdCards();
+    const started = initializeDiscoveryGameForAudit(game);
+    assert.equal(started.discoveries?.tokens.length, 8);
+    assert.equal(!!started.techTokens, count >= 3);
+    assert.equal(!!started.strongholdCards, advanced);
+  }
+  const twoWithTech = lobby(factions.slice(0, 2), ['ecaz']);
+  twoWithTech.techTokens = createTechTokens();
+  assert.throws(() => initializeDiscoveryGameForAudit(twoWithTech), RuleError);
+  const basicStrongholds = lobby(factions.slice(0, 3), ['ecaz'], false);
+  basicStrongholds.strongholdCards = createStrongholdCards();
+  assert.throws(() => initializeDiscoveryGameForAudit(basicStrongholds), RuleError);
+  assert.throws(() => initializeDiscoveryGameForAudit(lobby(['ecaz','moritani','harkonnen'], ['ecaz'], true)), RuleError);
+  assert.ok(initializeDiscoveryGameForAudit(lobby(['ecaz','moritani','harkonnen'], ['ecaz'], false)).discoveries);
+});
+
 void test('Discovery cannot redeal started components or silently remove another module', () => {
   const initial = lobby(['ixians', 'tleilaxu', 'guild'], ['ix']);
   const started = initializeDiscoveryGameForAudit(initial);