test: isolate HTTP suites from scheduler and bank-card case order (WealthLedger/backend#65)

test/bank-cards.e2e-spec.ts

@@ -16,6 +16,7 @@ import {
   BankSummaryDto,
   ExpenseCategoryDto,
 } from '../src/modules/banking/bank-cards/presentation/bank-card.dto';
+import { TbankHourlyScheduler } from '../src/modules/investments/tbank-sync/tbank-hourly.scheduler';
 import { PrismaService } from '../src/prisma/prisma.service';
 
 jest.setTimeout(60000);
@@ -77,7 +78,10 @@ describe('Manual bank cards configured HTTP and real SQLite', () => {
   const start = async () => {
     const module = await Test.createTestingModule({
       imports: [AppModule],
-    }).compile();
+    })
+      .overrideProvider(TbankHourlyScheduler)
+      .useValue({ tick: jest.fn() })
+      .compile();
     app = module.createNestApplication();
     configureApp(app);
     await app.listen(0, '127.0.0.1');
@@ -369,6 +373,8 @@ describe('Manual bank cards configured HTTP and real SQLite', () => {
     expect((await getCard(own.id)).balance.value).toBe('1000');
   });
   it('renames default category without role loss; duplicates and stale rename conflict', async () => {
+    // Defaults are seeded by the first write of the user; this case must not depend on earlier cases.
+    await createCard();
     const category = (await categories()).find((c) => c.isDefault);
     assert.ok(category);
     await auth('patch', '/categories/' + category.id)
@@ -725,11 +731,19 @@ describe('Manual bank cards configured HTTP and real SQLite', () => {
     expect(await getCard(card.id)).toEqual(before);
     expect((await getOp(refund.id)).originalExpenseId).toBe(purchase.id);
     await auth('post', '/operations').send(deletedBody).expect(410);
+    // The rename is this case's own prerequisite, not an effect of an earlier case.
+    const defaultCategory = (await categories()).find((c) => c.isDefault);
+    assert.ok(defaultCategory);
+    await auth('patch', '/categories/' + defaultCategory.id)
+      .send({ version: defaultCategory.version, name: 'Остальное' })
+      .expect(200);
     expect((await categories()).find((c) => c.isDefault)?.name).toBe(
       'Остальное',
     );
   });
   it('enforces actual FK and unique constraints', async () => {
+    // Seeds the owner's default categories so the unique-name check has a real row to collide with.
+    await createCard();
     await expect(
       db.expenseCategory.create({
         data: {