test(260805-d0r): rewrite modal test fixtures to { groups, modules } shape

- Regression: group without any module grant stays visible as a chip
- New: mixed empty-modules + populated-groups case, LDAP/MANUAL badge case

apps/web/src/app/(portal)/admin/users/user-access-modal.test.tsx

@@ -23,6 +23,10 @@ const messages: Record<string, Record<string, unknown>> = {
       '{module} direkt für {user} {granted, select, true {freigeben} other {entziehen}}',
     saveError: 'Freigabe konnte nicht gespeichert werden. Bitte erneut versuchen.',
   },
+  'admin.groups.members': {
+    sourceManual: 'Manuell',
+    sourceLdap: 'LDAP',
+  },
   common: {
     loading: 'Laden...',
     close: 'Schliessen',
@@ -58,7 +62,9 @@ vi.mock('next-intl', () => ({
 
 import { UserAccessModal } from './components/UserAccessModal';
 
-const mockAccessRows = [
+const mockAccess = {
+  groups: [{ id: 'g1', name: 'Alle Benutzer', source: 'MANUAL' as const }],
+  modules: [
     {
       module: { id: 'm1', name: 'Ausschreibungs-Radar', category: 'procurement' },
       viaGroups: ['Alle Benutzer'],
@@ -69,7 +75,8 @@ const mockAccessRows = [
       viaGroups: [],
       direct: true,
     },
-];
+  ],
+};
 
 afterEach(() => {
   cleanup();
@@ -80,7 +87,7 @@ describe('UserAccessModal', () => {
   it('renders the group-membership chip list, and the empty state when the user has none', async () => {
     vi.stubGlobal(
       'fetch',
-      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccessRows) })),
+      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccess) })),
     );
 
     render(<UserAccessModal userId="u1" username="Maxi Musterfrau" onClose={vi.fn()} />);
@@ -96,10 +103,7 @@ describe('UserAccessModal', () => {
       vi.fn(() =>
         Promise.resolve({
           ok: true,
-          json: () =>
+          json: () => Promise.resolve({ groups: [], modules: mockAccess.modules }),
-            Promise.resolve(
-              mockAccessRows.map((row) => ({ ...row, viaGroups: [] as string[] })),
-            ),
         }),
       ),
     );
@@ -113,10 +117,44 @@ describe('UserAccessModal', () => {
     });
   });
 
+  it('REGRESSION: a group without any module grant stays visible as a chip', async () => {
+    // Deliberately no module row references the group name -- viaGroups is
+    // empty everywhere, so any found text is unambiguously the chip and not
+    // the "Über Gruppe(n)" column.
+    vi.stubGlobal(
+      'fetch',
+      vi.fn(() =>
+        Promise.resolve({
+          ok: true,
+          json: () =>
+            Promise.resolve({
+              groups: [{ id: 'g1', name: 'Gruppe A', source: 'MANUAL' as const }],
+              modules: [
+                {
+                  module: { id: 'm1', name: 'Ausschreibungs-Radar', category: 'procurement' },
+                  viaGroups: [],
+                  direct: false,
+                },
+              ],
+            }),
+        }),
+      ),
+    );
+
+    render(<UserAccessModal userId="u1" username="Maxi Musterfrau" onClose={vi.fn()} />);
+
+    await waitFor(() => {
+      expect(screen.getByText('Gruppe A')).toBeInTheDocument();
+    });
+    expect(
+      screen.queryByText('Dieser Benutzer ist keiner Gruppe zugeordnet.'),
+    ).not.toBeInTheDocument();
+  });
+
   it('renders the module access table with one inherited and one non-inherited module', async () => {
     vi.stubGlobal(
       'fetch',
-      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccessRows) })),
+      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccess) })),
     );
 
     render(<UserAccessModal userId="u1" username="Maxi Musterfrau" onClose={vi.fn()} />);
@@ -125,21 +163,43 @@ describe('UserAccessModal', () => {
       expect(screen.getByText('Ausschreibungs-Radar')).toBeInTheDocument();
     });
     expect(screen.getByText('DKV Flotte')).toBeInTheDocument();
-    // m1 is inherited via 'Alle Benutzer' -- shown as a chip in the via-groups column.
+    // m1 is inherited via 'Alle Benutzer' -- shown as a chip in the via-groups column
+    // AND as a group-membership chip.
     expect(screen.getAllByText('Alle Benutzer').length).toBeGreaterThan(0);
     // m2 has no inheriting groups -- renders the em-dash placeholder.
     expect(screen.getByText('–')).toBeInTheDocument();
   });
 
+  it('shows both the group chips and the no-active-modules hint when modules is empty but groups is not', async () => {
+    vi.stubGlobal(
+      'fetch',
+      vi.fn(() =>
+        Promise.resolve({
+          ok: true,
+          json: () => Promise.resolve({ groups: mockAccess.groups, modules: [] }),
+        }),
+      ),
+    );
+
+    render(<UserAccessModal userId="u1" username="Maxi Musterfrau" onClose={vi.fn()} />);
+
+    await waitFor(() => {
+      expect(screen.getAllByText('Alle Benutzer').length).toBeGreaterThan(0);
+    });
+    expect(
+      screen.getByText('Für diesen Mandanten sind keine Module aktiviert.'),
+    ).toBeInTheDocument();
+  });
+
   it('rolls back the direct checkbox and shows a visible error when the request fails', async () => {
     const fetchMock = vi.fn((url: string, init?: RequestInit) => {
       if (typeof url === 'string' && url.endsWith('/module-grants/users/u1')) {
-        return Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccessRows) });
+        return Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccess) });
       }
       if (typeof url === 'string' && url.endsWith('/module-grants') && init?.method === 'POST') {
         return Promise.resolve({ ok: false, status: 500, text: () => Promise.resolve('boom') });
       }
-      return Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccessRows) });
+      return Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccess) });
     });
     vi.stubGlobal('fetch', fetchMock);
 
@@ -164,7 +224,9 @@ describe('UserAccessModal', () => {
   it('shows the hint text when the tenant has no active modules', async () => {
     vi.stubGlobal(
       'fetch',
-      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve([]) })),
+      vi.fn(() =>
+        Promise.resolve({ ok: true, json: () => Promise.resolve({ groups: [], modules: [] }) }),
+      ),
     );
 
     render(<UserAccessModal userId="u1" username="Maxi Musterfrau" onClose={vi.fn()} />);
@@ -179,7 +241,7 @@ describe('UserAccessModal', () => {
   it('gives every direct checkbox an aria-label', async () => {
     vi.stubGlobal(
       'fetch',
-      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccessRows) })),
+      vi.fn(() => Promise.resolve({ ok: true, json: () => Promise.resolve(mockAccess) })),
     );
 
     render(<UserAccessModal userId="u1" username="Maxi Musterfrau" onClose={vi.fn()} />);
@@ -194,4 +256,32 @@ describe('UserAccessModal', () => {
       expect(box).toHaveAccessibleName();
     }
   });
+
+  it('shows the LDAP origin badge on a chip with source LDAP and the Manuell badge on source MANUAL', async () => {
+    vi.stubGlobal(
+      'fetch',
+      vi.fn(() =>
+        Promise.resolve({
+          ok: true,
+          json: () =>
+            Promise.resolve({
+              groups: [
+                { id: 'g1', name: 'Manuelle Gruppe', source: 'MANUAL' as const },
+                { id: 'g2', name: 'LDAP-Gruppe', source: 'LDAP' as const },
+              ],
+              modules: [],
+            }),
+        }),
+      ),
+    );
+
+    render(<UserAccessModal userId="u1" username="Maxi Musterfrau" onClose={vi.fn()} />);
+
+    await waitFor(() => {
+      expect(screen.getByText('Manuelle Gruppe')).toBeInTheDocument();
+    });
+    expect(screen.getByText('LDAP-Gruppe')).toBeInTheDocument();
+    expect(screen.getByText('Manuell')).toBeInTheDocument();
+    expect(screen.getByText('LDAP')).toBeInTheDocument();
+  });
 });