Improve test coverage.

app/Services/Internal/Destroy/JournalDestroyService.php

@@ -23,9 +23,12 @@ declare(strict_types=1);
 
 namespace FireflyIII\Services\Internal\Destroy;
 
+use DB;
 use Exception;
+use FireflyIII\Models\Attachment;
 use FireflyIII\Models\Transaction;
 use FireflyIII\Models\TransactionJournal;
+use FireflyIII\Models\TransactionJournalLink;
 use FireflyIII\Models\TransactionJournalMeta;
 use Log;
 
@@ -58,12 +61,42 @@ class JournalDestroyService
             }
 
             // also delete journal_meta entries.
-
             /** @var TransactionJournalMeta $meta */
             foreach ($journal->transactionJournalMeta()->get() as $meta) {
                 Log::debug(sprintf('Will now delete meta-entry #%d', $meta->id));
                 $meta->delete();
             }
+
+            // also delete attachments.
+            /** @var Attachment $attachment */
+            foreach ($journal->attachments()->get() as $attachment) {
+                $attachment->delete();
+            }
+
+            // delete all from 'budget_transaction_journal'
+            DB::table('budget_transaction_journal')
+              ->where('transaction_journal_id', $journal->id)->delete();
+
+            // delete all from 'category_transaction_journal'
+            DB::table('category_transaction_journal')
+              ->where('transaction_journal_id', $journal->id)->delete();
+
+            // delete all from 'tag_transaction_journal'
+            DB::table('tag_transaction_journal')
+              ->where('transaction_journal_id', $journal->id)->delete();
+
+            // delete all links:
+            TransactionJournalLink::where('source_id', $journal->id)->delete();
+            TransactionJournalLink::where('destination_id', $journal->id)->delete();
+
+            // delete all notes
+            $journal->notes()->delete();
+
+            // update events
+            $journal->piggyBankEvents()->update(['transaction_journal_id' => null]);
+
+
+
             $journal->delete();
         } catch (Exception $e) {
             Log::error(sprintf('Could not delete bill: %s', $e->getMessage())); // @codeCoverageIgnore