test: add basic displays test

tests/test_displays.py

@@ -0,0 +1,43 @@
+from mpfmc.tests.FullMpfMachineTestCase import FullMachineTestCase
+
+class TestDisplays(FullMachineTestCase):
+
+    def test_game_loop(self):
+        self.assertModeRunning("attract")
+
+        # TODO: decide what to display on the segments
+        #       during the attract mode
+        widgets = self._get_display_text_widgets()
+        self.assertIn(
+            "1234567", [x.text for x in widgets]
+        )
+
+        # game begins and puts player1's score
+        # on the segment display
+        self.hit_and_release_switch("s_start")
+        self.advance_time_and_run(1)
+
+        widgets = self._get_display_text_widgets()
+        self.assertIn(
+            self.machine.game.player.score,
+            [int(x.text) for x in widgets]
+        )
+
+        # start game and player scores 10 points
+        # by hitting the grand advance switch
+        self.hit_and_release_switch("s_shooter_lane")
+        self.hit_and_release_switch("s_grand_advance")
+        self.advance_time_and_run(4)
+        widgets = self._get_display_text_widgets()
+        self.assertIn(10, [int(x.text) for x in widgets])
+
+    #############
+    ## Helpers ##
+    #############
+
+    def _get_display_text_widgets(self):
+        current_widgets = []
+        for wgt in self.mc.displays['apron'].current_slide.widgets:
+            if hasattr(wgt.widget, 'text'):
+                current_widgets.append(wgt.widget)
+        return current_widgets

tests/test_general.py

@@ -6,15 +6,6 @@ class TestGeneral(MpfMachineTestCase):
 
     """Tests start-up sequence"""
 
-    def get_config_file(self):
-        return 'development.yaml'
-
-    def get_machine_path(self):
-        return os.path.abspath(os.path.join(
-            os.path.realpath(__file__),
-            os.pardir,os.pardir
-        ))
-
     def test_game_start(self):
         self._machine_boots
         self._game_begins