fix: Fixed account switch not being saved if no other settings were changed (#5558)

tests/src/NotebookTab.cpp

@@ -3,9 +3,8 @@
 #include "common/Literals.hpp"
 #include "controllers/hotkeys/HotkeyController.hpp"
 #include "gmock/gmock.h"
-#include "mocks/EmptyApplication.hpp"
+#include "mocks/BaseApplication.hpp"
 #include "singletons/Fonts.hpp"
-#include "singletons/Settings.hpp"
 #include "singletons/Theme.hpp"
 #include "Test.hpp"
 #include "widgets/Notebook.hpp"
@@ -18,12 +17,11 @@ using ::testing::Exactly;
 
 namespace {
 
-class MockApplication : mock::EmptyApplication
+class MockApplication : public mock::BaseApplication
 {
 public:
     MockApplication()
-        : settings(this->settingsDir.filePath("settings.json"))
-        , theme(this->paths_)
+        : theme(this->paths_)
         , fonts(this->settings)
     {
     }
@@ -42,7 +40,6 @@ public:
         return &this->fonts;
     }
 
-    Settings settings;
     Theme theme;
     HotkeyController hotkeys;
     Fonts fonts;