Add test

Author: RazerM

tests/test_core/test_graph_objs/test_figure_properties.py

@@ -1,4 +1,5 @@
 from unittest import TestCase
+from unittest.mock import MagicMock
 import pytest
 
 import plotly.graph_objs as go
@@ -42,6 +43,15 @@ def test_contains(self):
     def test_iter(self):
         self.assertEqual(set(self.figure), {"data", "layout", "frames"})
 
+    def test_unsupported_eq_returns_not_implemented(self):
+        other = MagicMock()
+        self.assertFalse(self.figure == other)
+        other.__eq__.assert_called_once_with(self.figure)
+
+        other.reset_mock()
+        self.assertFalse(self.figure.layout == other)
+        other.__eq__.assert_called_once_with(self.figure.layout)
+
     def test_attr_item(self):
         # test that equal objects can be retrieved using attr or item
         # syntax