Exercise Ixian Nexus expansion games

tests/faction-games-cli.test.ts

@@ -255,7 +255,7 @@ void test('combined modules reach saved Nexus draws and actual Homeworld shipmen
 
 void test('expansion-roster snapshots resume their own Advanced games rather than the fixed four-seat sample', (t) => {
   const area = temporary(t);
-  for (const [profile, seed] of [['choam-roster', '20260928'], ['ecaz-roster', '20260927'], ['ix-roster', '20260927'], ['choam-nexus', '20260928'], ['ecaz-nexus', '20260927']] as const) {
+  for (const [profile, seed] of [['choam-roster', '20260928'], ['ecaz-roster', '20260927'], ['ix-roster', '20260927'], ['choam-nexus', '20260928'], ['ecaz-nexus', '20260927'], ['ix-nexus', '20260927']] as const) {
     const name = `${profile}-4-advanced`;
     const initial = join(area, `${profile}-initial`);
     assert.equal(run(initial, '--profile', profile, '--players', '4', '--rules', 'advanced', '--seed', seed, '--max-actions', '1').status, 1);
@@ -351,6 +351,30 @@ void test('Ecaz/Moritani Nexus game draws cards and resolves Ambassador battles
   assert.ok(game.restores > 0);
 });
 
+void test('Ixian/Tleilaxu Nexus games reach unallied card choices, Technology and Face Dancers across saves', (t) => {
+  const area = temporary(t);
+  for (const rules of ['basic', 'advanced'] as const) {
+    const out = join(area, rules);
+    const result = run(out, '--profile', 'ix-nexus', '--players', '3', '--rules', rules, '--seed', '20260927');
+    assert.equal(result.status, 0, result.stderr);
+    const report = json<CliReport>(join(out, 'report.json'));
+    const game = json<{ results: (CliResult & {
+      used: Record<string, number>;
+      rejected: Record<string, number>;
+      restores: number;
+    })[] }>(join(out, 'results.json')).results[0];
+    assert.equal(report.status, 'passed');
+    assert.equal(report.sourceUnchanged, true);
+    assert.equal(game.name, `ix-nexus-3-${rules}`);
+    assert.equal(game.outcome, 'complete');
+    assert.ok(game.used.nexusCardChoice > 0);
+    assert.ok(game.used['decision:ixAuction'] > 0);
+    assert.ok(game.used[rules === 'advanced' ? 'decision:ixTechnology' : 'decision:faceDance'] > 0);
+    assert.deepEqual(game.rejected, {});
+    assert.ok(game.restores > 0);
+  }
+});
+
 void test('three-seat Nexus samples preserve their module and roster across saved continuation', (t) => {
   const area = temporary(t);
   for (const [rules, ordinal] of [['basic', 42], ['advanced', 43]] as const) {