Merge branch 'master' into 'equipment'

# Conflicts:
#   squirrelbattle/display/statsdisplay.py
#   squirrelbattle/entities/items.py
#   squirrelbattle/entities/player.py
#   squirrelbattle/interfaces.py
#   squirrelbattle/locale/de/LC_MESSAGES/squirrelbattle.po
#   squirrelbattle/locale/es/LC_MESSAGES/squirrelbattle.po
#   squirrelbattle/locale/fr/LC_MESSAGES/squirrelbattle.po
#   squirrelbattle/tests/game_test.py

squirrelbattle/tests/game_test.py

@@ -25,7 +25,7 @@ from ..translations import gettext as _, Translator
 class TestGame(unittest.TestCase):
     def setUp(self) -> None:
         """
-        Setup game.
+        Sets the game up.
         """
         self.game = Game()
         self.game.new_game()
@@ -39,7 +39,7 @@ class TestGame(unittest.TestCase):
 
     def test_load_game(self) -> None:
         """
-        Save a game and reload it.
+        Saves a game and reloads it.
         """
         bomb = Bomb()
         self.game.map.add_entity(bomb)
@@ -93,7 +93,7 @@ class TestGame(unittest.TestCase):
 
     def test_bootstrap_fail(self) -> None:
         """
-        Ensure that the test can't play the game,
+        Ensures that the test can't play the game,
         because there is no associated shell.
         Yeah, that's only for coverage.
         """
@@ -102,7 +102,7 @@ class TestGame(unittest.TestCase):
 
     def test_key_translation(self) -> None:
         """
-        Test key bindings.
+        Tests key bindings.
         """
         self.game.settings = Settings()
 
@@ -151,6 +151,9 @@ class TestGame(unittest.TestCase):
         self.assertEqual(KeyValues.translate_key(
             self.game.settings.KEY_WAIT, self.game.settings),
             KeyValues.WAIT)
+        self.assertEqual(KeyValues.translate_key(
+            self.game.settings.KEY_LADDER, self.game.settings),
+            KeyValues.LADDER)
         self.assertEqual(KeyValues.translate_key(' ', self.game.settings),
                          KeyValues.SPACE)
         self.assertEqual(KeyValues.translate_key('plop', self.game.settings),
@@ -158,7 +161,7 @@ class TestGame(unittest.TestCase):
 
     def test_key_press(self) -> None:
         """
-        Press a key and see what is done.
+        Presses a key and asserts what is done is correct.
         """
         self.assertEqual(self.game.state, GameMode.MAINMENU)
         self.assertEqual(self.game.main_menu.validate(),
@@ -249,7 +252,7 @@ class TestGame(unittest.TestCase):
 
     def test_mouse_click(self) -> None:
         """
-        Simulate mouse clicks.
+        Simulates mouse clicks.
         """
         self.game.state = GameMode.MAINMENU
 
@@ -279,7 +282,7 @@ class TestGame(unittest.TestCase):
 
     def test_new_game(self) -> None:
         """
-        Ensure that the start button starts a new game.
+        Ensures that the start button starts a new game.
         """
         old_map = self.game.map
         old_player = self.game.player
@@ -302,7 +305,7 @@ class TestGame(unittest.TestCase):
 
     def test_settings_menu(self) -> None:
         """
-        Ensure that the settings menu is working properly.
+        Ensures that the settings menu is working properly.
         """
         self.game.settings = Settings()
 
@@ -341,7 +344,7 @@ class TestGame(unittest.TestCase):
         self.assertEqual(self.game.settings.KEY_LEFT_PRIMARY, 'a')
 
         # Navigate to "texture pack"
-        for ignored in range(11):
+        for ignored in range(12):
             self.game.handle_key_pressed(KeyValues.DOWN)
 
         # Change texture pack
@@ -388,7 +391,7 @@ class TestGame(unittest.TestCase):
 
     def test_dead_screen(self) -> None:
         """
-        Kill player and render dead screen.
+        Kills the player and renders the dead message on the fake screen.
         """
         self.game.state = GameMode.PLAY
         # Kill player
@@ -404,14 +407,14 @@ class TestGame(unittest.TestCase):
 
     def test_not_implemented(self) -> None:
         """
-        Check that some functions are not implemented, only for coverage.
+        Checks that some functions are not implemented, only for coverage.
         """
         self.assertRaises(NotImplementedError, Display.display, None)
         self.assertRaises(NotImplementedError, Display.update, None, self.game)
 
     def test_messages(self) -> None:
         """
-        Display error messages.
+        Displays error messages.
         """
         self.game.message = "I am an error"
         self.game.display_actions(DisplayActions.UPDATE)
@@ -421,7 +424,7 @@ class TestGame(unittest.TestCase):
 
     def test_inventory_menu(self) -> None:
         """
-        Open the inventory menu and interact with items.
+        Opens the inventory menu and interacts with items.
         """
         self.game.state = GameMode.PLAY
         # Open and close the inventory
@@ -482,7 +485,7 @@ class TestGame(unittest.TestCase):
 
     def test_talk_to_sunflowers(self) -> None:
         """
-        Interact with sunflowers
+        Interacts with sunflowers.
         """
         self.game.state = GameMode.PLAY
 
@@ -533,7 +536,7 @@ class TestGame(unittest.TestCase):
 
     def test_talk_to_merchant(self) -> None:
         """
-        Interact with merchants
+        Interacts with merchants.
         """
         self.game.state = GameMode.PLAY
 
@@ -706,3 +709,50 @@ class TestGame(unittest.TestCase):
         self.game.player.hit(sea_eagle)
         self.assertEqual(sea_eagle.health,
                          old_health - self.game.player.strength * 4)
+
+    def test_ladders(self) -> None:
+        """
+        Ensure that the player can climb on ladders.
+        """
+        self.game.state = GameMode.PLAY
+
+        self.assertEqual(self.game.player.map.floor, 0)
+        self.game.handle_key_pressed(KeyValues.LADDER)
+        self.assertEqual(self.game.player.map.floor, 0)
+
+        # Move nowhere
+        self.game.player.move(10, 10)
+        self.game.handle_key_pressed(KeyValues.LADDER)
+        self.assertEqual(self.game.player.map.floor, 0)
+
+        # Move down
+        self.game.player.move(3, 40)  # Move on a ladder
+        self.game.handle_key_pressed(KeyValues.LADDER)
+        self.assertEqual(self.game.map_index, 1)
+        self.assertEqual(self.game.player.map.floor, 1)
+        self.assertEqual(self.game.player.y, 1)
+        self.assertEqual(self.game.player.x, 17)
+        self.game.display_actions(DisplayActions.UPDATE)
+
+        # Move up
+        self.game.handle_key_pressed(KeyValues.LADDER)
+        self.assertEqual(self.game.player.map.floor, 0)
+        self.assertEqual(self.game.player.y, 3)
+        self.assertEqual(self.game.player.x, 40)
+        self.game.display_actions(DisplayActions.UPDATE)
+
+    def test_credits(self) -> None:
+        """
+        Load credits menu.
+        """
+        self.game.state = GameMode.MAINMENU
+
+        self.game.display_actions(DisplayActions.MOUSE, 41, 41)
+        self.assertEqual(self.game.state, GameMode.CREDITS)
+        self.game.display_actions(DisplayActions.MOUSE, 21, 21)
+        self.game.display_actions(DisplayActions.REFRESH)
+
+        self.game.state = GameMode.CREDITS
+        self.game.handle_key_pressed(KeyValues.ENTER)
+
+        self.assertEqual(self.game.state, GameMode.MAINMENU)