gtk: Display TestCase results in the TestCaseView

I use the ResultFactory to do this. I also create a custom css
stylesheet to use for each cell in the Gtk.ColumnView displaying the
results. This lets us add custom colors so we can easily see at a glance
what is failing, passing, or skipped.

Signed-off-by: Anna Schumaker <anna@nowheycreamery.com>

tests/gtk/test_gsetup.py

@@ -1,6 +1,7 @@
 # Copyright 2023 (c) Anna Schumaker.
 """Tests our Gtk Setup."""
 import gi
+import pathlib
 import unittest
 import xfstestsdb.gtk.gsetup
 
@@ -17,3 +18,25 @@ class TestGSetup(unittest.TestCase):
         self.assertEqual(xfstestsdb.gtk.gsetup.DEBUG_STR, "-debug")
         self.assertEqual(xfstestsdb.gtk.gsetup.APPLICATION_ID,
                          "com.nowheycreamery.xfstestsdb.gtk-debug")
+
+    @unittest.mock.patch.object(gi.repository.Gdk.Display, "get_default")
+    @unittest.mock.patch.object(gi.repository.Gtk.StyleContext,
+                                "add_provider_for_display")
+    def test_add_style(self, mock_add: unittest.mock.Mock,
+                       mock_get_default: unittest.mock.Mock):
+        """Check that the CSS stylesheet is loaded correctly."""
+        gtk_init_py = pathlib.Path(xfstestsdb.gtk.__file__)
+        stylesheet = gtk_init_py.parent / "xfstestsdb.css"
+
+        self.assertEqual(xfstestsdb.gtk.gsetup.CSS_FILE, stylesheet)
+        self.assertEqual(xfstestsdb.gtk.gsetup.CSS_PRIORITY,
+                         gi.repository.Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
+
+        self.assertIsInstance(xfstestsdb.gtk.gsetup.CSS_PROVIDER,
+                              gi.repository.Gtk.CssProvider)
+        self.assertNotEqual(xfstestsdb.gtk.gsetup.CSS_PROVIDER.to_string(), "")
+
+        xfstestsdb.gtk.gsetup.add_style()
+        mock_add.assert_called_with(mock_get_default.return_value,
+                                    xfstestsdb.gtk.gsetup.CSS_PROVIDER,
+                                    xfstestsdb.gtk.gsetup.CSS_PRIORITY)

tests/gtk/test_view.py

@@ -55,9 +55,17 @@ class TestTestCaseView(unittest.TestCase):
                          self.model)
 
         columns = self.view.props.child.get_columns()
-        self.assertEqual(len(columns), 1)
+        self.assertEqual(len(columns), 3)
         self.assertEqual(columns[0], self.view._testcase)
 
+        for i, title in enumerate(["xunit-1", "xunit-2"], start=1):
+            with self.subTest(i=i, title=title):
+                self.assertIsInstance(columns[i].props.factory,
+                                      xfstestsdb.gtk.row.ResultFactory)
+                self.assertEqual(columns[i].props.factory.xunit, title)
+                self.assertEqual(columns[i].props.title, title)
+                self.assertTrue(columns[i].props.expand)
+
         self.view.model = None
         self.assertEqual(len(self.view.props.child.get_columns()), 0)
 

tests/test_gtk.py

@@ -56,10 +56,12 @@ class TestApplication(unittest.TestCase):
                               xfstestsdb.gtk.model.TestCaseList)
         self.assertEqual(self.application.model.runid, 42)
 
+    @unittest.mock.patch("xfstestsdb.gtk.gsetup.add_style")
     @unittest.mock.patch("gi.repository.Adw.Application.add_window")
     @unittest.mock.patch("gi.repository.Adw.Application.do_startup")
     def test_startup(self, mock_startup: unittest.mock.Mock,
-                     mock_add_window: unittest.mock.Mock):
+                     mock_add_window: unittest.mock.Mock,
+                     mock_add_style: unittest.mock.Mock):
         """Check that startup sets up our application instance correctly."""
         self.assertIsNone(self.application.win)
         self.assertIsNone(self.application.view)
@@ -73,6 +75,7 @@ class TestApplication(unittest.TestCase):
         self.assertEqual(self.application.win.child, self.application.view)
         mock_startup.assert_called_with(self.application)
         mock_add_window.assert_called_with(self.application.win)
+        mock_add_style.assert_called()
 
         self.application.runid = 42
         self.assertEqual(self.application.win.runid, 42)

xfstestsdb/gtk/__init__.py

@@ -46,6 +46,8 @@ class Application(Adw.Application):
     def do_startup(self) -> None:
         """Handle the Adw.Application::startup signal."""
         Adw.Application.do_startup(self)
+        gsetup.add_style()
+
         self.view = view.XfstestsView()
         self.win = window.Window(child=self.view)
         self.bind_property("runid", self.win, "runid")

xfstestsdb/gtk/gsetup.py

@@ -1,8 +1,22 @@
 # Copyright 2023 (c) Anna Schumaker.
 """Early setup of Gtk modules to avoid errors later."""
 import gi
+import pathlib
 
 gi.require_version("Adw", "1")
+gi.importlib.import_module("gi.repository.Adw")
 
 DEBUG_STR = "-debug" if __debug__ else ""
 APPLICATION_ID = f"com.nowheycreamery.xfstestsdb.gtk{DEBUG_STR}"
+
+CSS_FILE = pathlib.Path(__file__).parent / "xfstestsdb.css"
+CSS_PRIORITY = gi.repository.Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION
+CSS_PROVIDER = gi.repository.Gtk.CssProvider()
+CSS_PROVIDER.load_from_path(str(CSS_FILE))
+
+
+def add_style():
+    """Add our custom stylesheet to the Gdk.Display."""
+    style = gi.repository.Gtk.StyleContext
+    style.add_provider_for_display(gi.repository.Gdk.Display.get_default(),
+                                   CSS_PROVIDER, CSS_PRIORITY)

xfstestsdb/gtk/view.py

@@ -19,6 +19,10 @@ class TestCaseView(Gtk.ScrolledWindow):
                                               factory=row.LabelFactory("name"))
         self.add_css_class("card")
 
+    def __xunit_column(self, xunit: str) -> None:
+        return Gtk.ColumnViewColumn(title=xunit, expand=True,
+                                    factory=row.ResultFactory(xunit))
+
     @GObject.Property(type=TestCaseList)
     def model(self) -> TestCaseList:
         """Get the TestCaseList shown by the View."""
@@ -33,6 +37,8 @@ class TestCaseView(Gtk.ScrolledWindow):
 
         if new is not None:
             self.props.child.append_column(self._testcase)
+            for xunit in new.get_xunits():
+                self.props.child.append_column(self.__xunit_column(xunit))
 
 
 class XfstestsView(Gtk.Box):

xfstestsdb/gtk/xfstestsdb.css

@@ -0,0 +1,16 @@
+/* Copyright 2023 (c) Anna Schumaker. */
+
+cell.passed {
+	color: @success_fg_color;
+	background-color: @success_bg_color;
+}
+
+cell.skipped {
+	color: @warning_fg_color;
+	background-color: @warning_bg_color;
+}
+
+cell.failure {
+	color: @error_fg_color;
+	background-color: @error_bg_color;
+}