test(hot-reload): Fix integration tests for gutted OOP architecture

tests/test_hot_reload_integration.py

@@ -29,6 +29,7 @@ def test_hot_reloader_register_duplicate_raises():
 
 def test_hot_reloader_is_error_state():
  HotReloader.HOT_MODULES.clear()
+ HotReloader.is_error_state = False
  assert HotReloader.is_error_state is False
  HotReloader.last_error = "Test error"
  HotReloader.is_error_state = True
@@ -127,25 +128,25 @@ class TestHotReloadTriggerIntegration:
   mock_imgui.get_io.return_value = mock_io
   mock_app = MagicMock()
   mock_app._trigger_hot_reload = MagicMock(return_value=True)
-  mock_app._render_custom_title_bar = MagicMock()
-  mock_app._render_shader_live_editor = MagicMock()
-  mock_app._render_history_window = MagicMock()
   mock_app.perf_profiling_enabled = False
   mock_app.is_viewing_prior_session = False
-  mock_app._render_main_interface = MagicMock()
-  mock_app._handle_history_logic = MagicMock()
   mock_app.ai_status = 'idle'
   mock_app.ui_crt_filter = False
+  mock_app.show_windows = {}
   with patch('src.gui_2.imgui', mock_imgui), \
              patch('src.gui_2.theme') as mock_theme, \
-             patch('src.gui_2.bg_shader') as mock_bg:
+             patch('src.gui_2.bg_shader') as mock_bg, \
+             patch('src.gui_2.render_custom_title_bar'), \
+             patch('src.gui_2.render_shader_live_editor'), \
+             patch('src.gui_2.render_history_window'), \
+             patch('src.gui_2.render_main_interface'):
    mock_bg.get_bg.return_value.enabled = False
    mock_theme.is_nerv_active.return_value = False
    App._gui_func(mock_app)
   mock_app._trigger_hot_reload.assert_called_once()
 
  def test_mma_global_controls_renders_reload_button(self):
-  from src.gui_2 import App
+  from src.gui_2 import App, render_mma_global_controls
   mock_imgui = MagicMock()
   mock_imgui.checkbox.return_value = (False, False)
   mock_imgui.ImVec4 = MagicMock(side_effect=lambda r, g, b, a: (float(r), float(g), float(b), float(a)))
@@ -164,5 +165,5 @@ class TestHotReloadTriggerIntegration:
   mock_app.controller.engine = None
   with patch('src.gui_2.imgui', mock_imgui), \
              patch('src.gui_2.C_VAL', (1, 0.5, 0, 1)):
-   App._render_mma_global_controls(mock_app)
+   render_mma_global_controls(mock_app)
   mock_imgui.button.assert_any_call("Reload GUI")