Included full home controller tests.

app/Http/Controllers/HomeController.php

@@ -32,6 +32,9 @@ class HomeController extends Controller
         Session::put('end', $end);
     }
 
+    /**
+     * @return \Illuminate\Http\RedirectResponse
+     */
     public function flush()
     {
         Session::clear();
@@ -58,7 +61,7 @@ class HomeController extends Controller
         $savings       = $repository->getSavingsAccounts();
 
         // check if all books are correct.
-        $sum = floatval(Auth::user()->transactions()->sum('amount'));
+        $sum = $repository->sumOfEverything();
         if ($sum != 0) {
             Session::flash(
                 'error', 'Your transactions are unbalanced. This means a'

app/Repositories/Account/AccountRepository.php

@@ -151,6 +151,13 @@ class AccountRepository implements AccountRepositoryInterface
                    ->get(['transaction_journals.*', 'transaction_currencies.symbol', 'transaction_types.type']);
     }
 
+    /**
+     * @return float
+     */
+    public function sumOfEverything() {
+        return floatval(Auth::user()->transactions()->sum('amount'));
+    }
+
     /**
      * @param Account $account
      * @param int     $page

app/Repositories/Account/AccountRepositoryInterface.php

@@ -94,6 +94,11 @@ interface AccountRepositoryInterface
      */
     public function getLastActivity(Account $account);
 
+    /**
+     * @return float
+     */
+    public function sumOfEverything();
+
     /**
      * Get savings accounts and the balance difference in the period.
      *