Connect three-deck Nexus Kull and Ixian Semuta

tests/nexus-ixian-replacement-engine.test.ts

@@ -210,7 +210,7 @@ void test('closed histories survive later card transfers and recycling but canno
   assert.throws(() => normalizeAutomaticGame(duplicated));
 });
 
-void test('fresh initializer preserves admitted identities and fences classic-only modules and in-play retrofit',() => {
+void test('fresh initializer preserves admitted identities and fences unrelated modules and in-play retrofit',() => {
   let lobby = createGame('SAMEID',newPlayer('host','Atreides','atreides'),true,[]);
   joinGame(lobby,newPlayer('guest','Emperor','emperor'));
   joinGame(lobby,newPlayer('guild','Guild','guild'));
@@ -226,7 +226,9 @@ void test('fresh initializer preserves admitted identities and fences classic-on
   assert.throws(() => initializeIxianNexusReplacementGameForAudit(fixture.game));
   const expansion = reload(lobby);
   expansion.expansions = ['ix'];
-  assert.throws(() => initializeIxianNexusReplacementGameForAudit(expansion));
+  const selected = initializeIxianNexusReplacementGameForAudit(expansion);
+  assert.equal(selected.nexusIxianReplacementPreview,true);
+  assert.deepEqual(selected.expansions,['ix']);
   const overlay = reload(lobby);
   overlay.ecazTreachery = true;
   assert.throws(() => initializeIxianNexusReplacementGameForAudit(overlay));