package track1 import ( "net/http" "net/http/httptest" "testing" ) func TestHandleBlockDetailRejectsInvalidBlockNumber(t *testing.T) { server := &Server{} req := httptest.NewRequest(http.MethodGet, "/api/v1/track1/block/not-a-number", nil) w := httptest.NewRecorder() server.HandleBlockDetail(w, req) if w.Code != http.StatusBadRequest { t.Fatalf("expected 400 for invalid block number, got %d", w.Code) } } func TestHandleTransactionDetailRejectsInvalidHash(t *testing.T) { server := &Server{} req := httptest.NewRequest(http.MethodGet, "/api/v1/track1/tx/not-a-hash", nil) w := httptest.NewRecorder() server.HandleTransactionDetail(w, req) if w.Code != http.StatusBadRequest { t.Fatalf("expected 400 for invalid tx hash, got %d", w.Code) } } func TestHandleAddressBalanceRejectsInvalidAddress(t *testing.T) { server := &Server{} req := httptest.NewRequest(http.MethodGet, "/api/v1/track1/address/not-an-address/balance", nil) w := httptest.NewRecorder() server.HandleAddressBalance(w, req) if w.Code != http.StatusBadRequest { t.Fatalf("expected 400 for invalid address, got %d", w.Code) } }