Equality (#30)

* feat : __eq__ method

* fix : tests updated

* doc : CHANGELOG.md updated

CHANGELOG.md

@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- `equality` operator overload
 ## [0.1] - 2024-11-27
 ### Added
 - `MeltingTemperature` enum

opr/primer.py

@@ -54,6 +54,16 @@ def __len__(self):
         """
         return len(self._sequence)
 
+    def __eq__(self, other_primer):
+        """
+        Check primers equality.
+
+        :param other_primer: another Primer
+        :type other_primer: Primer
+        :return: result as bool
+        """
+        return self._sequence == other_primer._sequence
+
     def __add__(self, other_primer):
         """
         Concatenate the sequences of the current Primer with another one.

tests/test_operations.py

@@ -47,3 +47,13 @@ def test_multiply():
     oprimer_1 = Primer("ATCG")
     oprimer_concat = oprimer_1 * 4
     assert oprimer_concat.sequence == "ATCGATCGATCGATCG"
+
+def test_equality1():
+    oprimer_1 = Primer("ATCG")
+    oprimer_2 = Primer("ATCG")
+    assert oprimer_1 == oprimer_2
+
+def test_equality2():
+    oprimer_1 = Primer("ATCG")
+    oprimer_2 = Primer("ATCGC")
+    assert oprimer_1 != oprimer_2