feat(theme): Add Alert Pulsing effect for NERV theme

tests/test_theme_nerv_alert.py

@@ -0,0 +1,50 @@
+import pytest
+from unittest.mock import MagicMock, patch
+from imgui_bundle import imgui
+from src.theme_nerv_fx import AlertPulsing
+
+def test_alert_pulsing_update():
+ ap = AlertPulsing()
+ assert ap.active is False
+ 
+ ap.update("error: something failed")
+ assert ap.active is True
+ 
+ ap.update("ok: all good")
+ assert ap.active is False
+ 
+ ap.update("Error: Case Insensitive")
+ assert ap.active is True
+
+def test_alert_pulsing_render_inactive():
+ ap = AlertPulsing()
+ ap.active = False
+ 
+ with patch("src.theme_nerv_fx.imgui.get_foreground_draw_list") as mock_get_draw_list:
+  ap.render(100.0, 100.0)
+  mock_get_draw_list.assert_not_called()
+
+def test_alert_pulsing_render_active():
+ ap = AlertPulsing()
+ ap.active = True
+ 
+ mock_draw_list = MagicMock()
+ with patch("src.theme_nerv_fx.imgui.get_foreground_draw_list", return_value=mock_draw_list) as mock_get_draw_list, \
+      patch("src.theme_nerv_fx.imgui.get_color_u32", return_value=0xFF0000FF) as mock_get_color, \
+      patch("time.time", return_value=1.0):
+  
+  ap.render(800.0, 600.0)
+  
+  mock_get_draw_list.assert_called_once()
+  mock_get_color.assert_called_once()
+  mock_draw_list.add_rect.assert_called_once()
+  
+  # Check arguments of add_rect
+  # add_rect(p_min, p_max, col, rounding, flags, thickness)
+  args, kwargs = mock_draw_list.add_rect.call_args
+  assert args[0] == (0.0, 0.0)
+  assert args[1] == (800.0, 600.0)
+  assert args[2] == 0xFF0000FF
+  assert args[3] == 0.0
+  assert args[4] == 0
+  assert args[5] == 10.0