Test about window

Mocks view and thus does not require a GUI framework to run tests.

Related pwr-Solaar#2395

lib/solaar/ui/about_dialog/__init__.py

@@ -0,0 +1 @@
+from .about import show_window  # noqa: F401

lib/solaar/ui/window.py

@@ -31,7 +31,7 @@
 from . import action as _action
 from . import config_panel as _config_panel
 from . import icons as _icons
-from .about_dialog import about
+from .about_dialog import show_window as show_about_window
 from .common import ui_async as _ui_async
 from .diversion_rules import show_window as _show_diversion_window
 
@@ -305,7 +305,7 @@ def _create_window_layout():
     bottom_buttons_box.set_spacing(20)
     quit_button = _new_button(_("Quit %s") % NAME, "application-exit", _SMALL_BUTTON_ICON_SIZE, clicked=destroy)
     bottom_buttons_box.add(quit_button)
-    about_button = _new_button(_("About %s") % NAME, "help-about", _SMALL_BUTTON_ICON_SIZE, clicked=about.show_window)
+    about_button = _new_button(_("About %s") % NAME, "help-about", _SMALL_BUTTON_ICON_SIZE, clicked=show_about_window)
     bottom_buttons_box.add(about_button)
     diversion_button = _new_button(
         _("Rule Editor"), "", _SMALL_BUTTON_ICON_SIZE, clicked=lambda *_trigger: _show_diversion_window(_model)

tests/solaar/ui/test_about_window.py

@@ -0,0 +1,29 @@
+from solaar.ui.about_dialog.model import AboutModel
+from solaar.ui.about_dialog.presenter import Presenter
+
+
+def test_about_model():
+    expected_name = "Daniel Pavel"
+    model = AboutModel()
+
+    authors = model.get_authors()
+
+    assert expected_name in authors[0]
+
+
+def test_about_dialog(mocker):
+    model = AboutModel()
+    view = mocker.Mock()
+    presenter = Presenter(model, view)
+
+    presenter.run()
+
+    assert view.init_ui.call_count == 1
+    assert view.update_version_info.call_count == 1
+    assert view.update_description.call_count == 1
+    assert view.update_authors.call_count == 1
+    assert view.update_credits.call_count == 1
+    assert view.update_copyright.call_count == 1
+    assert view.update_translators.call_count == 1
+    assert view.update_website.call_count == 1
+    assert view.show.call_count == 1