팬덤 탈퇴 · 성운 창립자 권한 승계 · 대표 팬덤 자동 지정

app/test/f3_screens_test.dart

@@ -95,17 +95,21 @@ class _NoTopPercentRepository extends SamplePlanetRepository {
 class _Joinable extends SamplePlanetRepository {
   _Joinable();
   int joins = 0;
+  int leaves = 0;
 
   @override
   Future<void> join() async => joins++;
 
+  @override
+  Future<void> leave() async => leaves++;
+
   @override
   Future<PlanetDetail> load({required bool nebula}) async {
     final d = await super.load(nebula: nebula);
     return PlanetDetail(
       fandomId: d.fandomId, name: d.name, stage: d.stage, isNebula: d.isNebula,
       totalFpi: d.totalFpi, scores: d.scores, members: d.members, posts: d.posts,
-      joined: joins > 0,
+      joined: joins > leaves,
     );
   }
 }
@@ -120,11 +124,33 @@ void main() {
     await tester.pumpAndSettle();
     expect(repo.joins, 1);
     expect(find.text('가입중'), findsOneWidget);
-    // 가입중 알약은 다시 눌러도 호출하지 않는다.
+    // 가입중 알약은 다시 눌러도 가입을 부르지 않는다(탈퇴 시트가 열린다).
     await tester.tap(find.text('가입중'));
     await tester.pumpAndSettle();
     expect(repo.joins, 1);
   });
+  testWidgets('「가입중」 → 탈퇴하기 → 확인 창(343:213582)에서 확인해야 fn-fandom-leave 를 부른다', (tester) async {
+    final repo = _Joinable()..joins = 1;
+    await _pumpTall(tester, PlanetDetailScreen(repository: repo, eclipse: const NoEclipseRepository()));
+    Future<void> openConfirm() async {
+      await tester.tap(find.text('가입중'));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('탈퇴하기'));
+      await tester.pumpAndSettle();
+      expect(find.text('행성 탈퇴를 할까요?'), findsOneWidget);
+    }
+
+    await openConfirm();
+    await tester.tap(find.text('취소'));
+    await tester.pumpAndSettle();
+    expect(repo.leaves, 0);
+
+    await openConfirm();
+    await tester.tap(find.text('확인'));
+    await tester.pumpAndSettle();
+    expect(repo.leaves, 1);
+    expect(find.text('가입하기'), findsOneWidget);
+  });
   group('행성 상세 · FPI (F3 · 343:213428)', () {
     testWidgets('TOTAL FPI 값과 갱신 주기를 띄운다', (tester) async {
       await _pumpTall(tester, const PlanetDetailScreen(