diff --git a/tests/unit_tests/test_setting_dialog.py b/tests/unit_tests/test_setting_dialog.py
new file mode 100644
index 00000000..13908ce7
--- /dev/null
+++ b/tests/unit_tests/test_setting_dialog.py
@@ -0,0 +1,98 @@
+from unittest.mock import MagicMock, patch
+
+import pytest
+from qtpy.QtWidgets import QWidget
+
+from bec_widgets.qt_utils.settings_dialog import SettingWidget, SettingsDialog
+
+
+###################################
+# SettingWidget base class tests
+###################################
+
+
+@pytest.fixture
+def setting_widget(qtbot):
+    widget = SettingWidget()
+    qtbot.addWidget(widget)
+    qtbot.waitExposed(widget)
+    yield widget
+    widget.close()
+
+
+def test_setting_widget_initialization(setting_widget):
+    assert setting_widget.target_widget is None
+
+
+def test_setting_widget_set_target_widget(setting_widget):
+    mock_target = MagicMock(spec=QWidget)
+    setting_widget.set_target_widget(mock_target)
+    assert setting_widget.target_widget == mock_target
+
+
+def test_setting_widget_accept_changes(setting_widget):
+    with patch.object(setting_widget, "accept_changes") as mock_accept_changes:
+        setting_widget.accept_changes()
+        mock_accept_changes.assert_called_once()
+
+
+def test_setting_widget_display_current_settings(setting_widget):
+    config_dict = {"setting1": "value1", "setting2": "value2"}
+    with patch.object(setting_widget, "display_current_settings") as mock_display_current_settings:
+        setting_widget.display_current_settings(config_dict)
+        mock_display_current_settings.assert_called_once_with(config_dict)
+
+
+###################################
+# SettingsDialog tests
+###################################
+@pytest.fixture
+def settings_dialog(qtbot):
+    parent_widget = QWidget()
+    settings_widget = SettingWidget()
+    settings_widget.set_target_widget = MagicMock()
+    settings_widget.display_current_settings = MagicMock()
+    settings_widget.accept_changes = MagicMock()
+
+    dialog = SettingsDialog(
+        parent=parent_widget,
+        settings_widget=settings_widget,
+        window_title="Test Settings",
+        config={"setting1": "value1", "setting2": "value2"},
+    )
+    qtbot.addWidget(dialog)
+    qtbot.waitExposed(dialog)
+    yield dialog, parent_widget, settings_widget
+    dialog.close()
+
+
+def test_settings_dialog_initialization(settings_dialog):
+    dialog, parent_widget, settings_widget = settings_dialog
+
+    assert dialog.windowTitle() == "Test Settings"
+    settings_widget.set_target_widget.assert_called_once_with(parent_widget)
+    settings_widget.display_current_settings.assert_called_once_with(
+        {"setting1": "value1", "setting2": "value2"}
+    )
+
+
+def test_settings_dialog_accept(settings_dialog, qtbot):
+    dialog, _, settings_widget = settings_dialog
+
+    dialog.button_box.buttons()[0].click()  # OK Button
+    settings_widget.accept_changes.assert_called_once()
+
+
+def test_settings_dialog_reject(settings_dialog, qtbot):
+    dialog, _, _ = settings_dialog
+
+    with patch.object(dialog, "reject", wraps=dialog.reject) as mock_reject:
+        dialog.button_box.buttons()[1].click()  # Cancel Button
+        mock_reject.assert_called_once()
+
+
+def test_settings_dialog_apply_changes(settings_dialog, qtbot):
+    dialog, _, settings_widget = settings_dialog
+
+    dialog.apply_button.click()
+    settings_widget.accept_changes.assert_called_once()