Refactor infra tests, clean E2E step suites, and fix TS in tests

tests/unit/application/use-cases/CompleteRaceCreationUseCase.test.ts

@@ -24,9 +24,9 @@ describe('CompleteRaceCreationUseCase', () => {
       const price = CheckoutPrice.fromString('$25.50');
       const state = CheckoutState.ready();
       const sessionId = 'test-session-123';
-
+ 
       vi.mocked(mockCheckoutService.extractCheckoutInfo).mockResolvedValue(
-        Result.ok({ price, state })
+        Result.ok({ price, state, buttonHtml: '<a>$25.50</a>' })
       );
 
       const result = await useCase.execute(sessionId);
@@ -54,9 +54,9 @@ describe('CompleteRaceCreationUseCase', () => {
 
     it('should return error if price is missing', async () => {
       const state = CheckoutState.ready();
-
+ 
       vi.mocked(mockCheckoutService.extractCheckoutInfo).mockResolvedValue(
-        Result.ok({ price: undefined as any, state })
+        Result.ok({ price: undefined as any, state, buttonHtml: '<a>n/a</a>' })
       );
 
       const result = await useCase.execute('test-session-123');
@@ -78,13 +78,13 @@ describe('CompleteRaceCreationUseCase', () => {
         { input: '$100.50', expected: '$100.50' },
         { input: '$0.99', expected: '$0.99' },
       ];
-
+ 
       for (const testCase of testCases) {
         const price = CheckoutPrice.fromString(testCase.input);
         const state = CheckoutState.ready();
-
+ 
         vi.mocked(mockCheckoutService.extractCheckoutInfo).mockResolvedValue(
-          Result.ok({ price, state })
+          Result.ok({ price, state, buttonHtml: `<a>${testCase.input}</a>` })
         );
 
         const result = await useCase.execute('test-session');
@@ -99,9 +99,9 @@ describe('CompleteRaceCreationUseCase', () => {
       const price = CheckoutPrice.fromString('$25.50');
       const state = CheckoutState.ready();
       const beforeExecution = new Date();
-
+ 
       vi.mocked(mockCheckoutService.extractCheckoutInfo).mockResolvedValue(
-        Result.ok({ price, state })
+        Result.ok({ price, state, buttonHtml: '<a>$25.50</a>' })
       );
 
       const result = await useCase.execute('test-session');