From bea6b0c1965605b593c52315651167029b936d89 Mon Sep 17 00:00:00 2001
From: joaomarcalst <jpstorino@gmail.com>
Date: Thu, 14 Nov 2024 00:54:12 +0100
Subject: [PATCH] \Add optional 'view' argument to run() methods in Window and
 application

---
 arcade/application.py                | 14 ++++++----
 arcade/window_commands.py            |  6 +++-
 tests/unit/window/test_window_new.py | 41 ++++++++++++++++++++++++++++
 3 files changed, 54 insertions(+), 7 deletions(-)
 create mode 100644 tests/unit/window/test_window_new.py

diff --git a/arcade/application.py b/arcade/application.py
index 6a748d750..a7c1ac8a3 100644
--- a/arcade/application.py
+++ b/arcade/application.py
@@ -402,15 +402,17 @@ def rect(self) -> Rect:
         """Return a Rect describing the size of the window."""
         return LBWH(0, 0, self.width, self.height)
 
-    def run(self) -> None:
+    from typing import Optional
+
+    def run(self, view: Optional[View] = None) -> None:
         """
-        Run the event loop.
+        Run the event loop. Optionally start with a specified view.
 
-        After the window has been set up, and the event hooks are in place, this
-        is usually one of the last commands on the main program. This is a blocking
-        function starting pyglet's event loop meaning it will start to dispatch
-        events such as ``on_draw`` and ``on_update``.
+        Args:
+            view (Optional[View]): The view to display when starting the run. Defaults to None.
         """
+        if view is not None:
+            self.show_view(view)
         arcade.run()
 
     def close(self) -> None:
diff --git a/arcade/window_commands.py b/arcade/window_commands.py
index f4d1c2271..8425462de 100644
--- a/arcade/window_commands.py
+++ b/arcade/window_commands.py
@@ -97,7 +97,7 @@ def close_window() -> None:
     gc.collect()
 
 
-def run():
+def run(view = None):
     """
     Run the main loop.
 
@@ -108,6 +108,10 @@ def run():
     """
     window = get_window()
 
+    # Show the specific view if provided
+    if view is not None:
+        window.show_view(view)
+
     # Used in some unit test
     if os.environ.get("ARCADE_TEST"):
         window.on_update(1.0 / 60.0)
diff --git a/tests/unit/window/test_window_new.py b/tests/unit/window/test_window_new.py
new file mode 100644
index 000000000..3c9f39ff0
--- /dev/null
+++ b/tests/unit/window/test_window_new.py
@@ -0,0 +1,41 @@
+import pytest
+import arcade
+
+
+class TestView(arcade.View):
+    def __init__(self):
+        super().__init__()
+        self.on_show_called = False
+
+    def on_show_view(self):
+        self.on_show_called = True
+
+
+def test_window_with_view():
+    # Cria uma janela e uma view para o teste
+    window = arcade.Window(width=800, height=600, title="Window Test with View")
+    view = TestView()
+
+    # Executa o método run com a view
+    window.run(view=view)
+
+    # Verifica se a view foi mostrada automaticamente
+    assert window.current_view == view
+    assert view.on_show_called is True
+
+    # Fecha a janela ao finalizar o teste
+    window.close()
+
+
+def test_run_without_view():
+    # Cria uma janela e chama run sem uma view
+    window = arcade.Window(width=800, height=600, title="Window Test without View")
+    
+    # Executa o método run sem uma view
+    window.run()
+
+    # Verifica que não há uma view ativa
+    assert window.current_view is None
+
+    # Fecha a janela ao finalizar o teste
+    window.close()
\ No newline at end of file