test: add Interval.test_eq method

@see: 0a08af4

test/test_utils.py

@@ -177,6 +177,14 @@ class TestInterval(unittest.TestCase):
         self.assertTrue(interval3 > interval2) # interval3 start is larger
         self.assertTrue(interval3 < interval4) # same start, interval3 has smaller end
 
+    def test_eq(self):
+        """Test the __eq__ method for comparing Interval objects"""
+        interval1 = utils.Interval(start=0, end=10)
+        interval2 = utils.Interval(start=0, end=10)
+        interval3 = utils.Interval(start=0, end=15)
+        self.assertEqual(interval1, interval2)
+        self.assertNotEqual(interval1, interval3)
+
     def test_to_json(self):
         """Test to_json method"""
         interval = utils.Interval(start=self.start, end=self.end)