Add CPE VO EQ and hash method.

#30
#31

Author: n1nj4t4nuk1

pyvalueobjects/security/cpe.py

@@ -5,8 +5,8 @@
 
 
 class Cpe(NonEmptyString):
-
-    __MATCHER = re.compile('^cpe:/[aho]:[a-z\d._~-]+:[a-z\d._~-]+(?::[a-z\d._~-]+)?(?::[a-z\d._~-]+)?(?:$|\:[a-z\d._~-]+)$')
+    __MATCHER = re.compile('^cpe:/[aho]:[a-z\d._~-]+:[a-z\d._~-]+(?::[a-z\d._~-]+)?(?::[a-z\d._~-]+)?(?:$|\:['
+                           'a-z\d._~-]+)$')
 
     def __init__(self, value: str):
         super().__init__(value)
@@ -19,4 +19,3 @@ def _validate(self, value: str):
                 raise ValueObjectError('Value must be valid a CPE format strings.')
         except ValueError:
             raise ValueObjectError('Value must be valid a CPE format strings.')
-

tests/security/cpe_test.py

@@ -5,6 +5,31 @@
 
 
 class TestCpeIdValueObject(unittest.TestCase):
+
+    def __init__(self, *args):
+        super().__init__(*args)
+        self._cls = Cpe
+
+    def test_vo_equal_hash(self):
+        original_vo_hash = hash(self._cls('cpe:/a:openjdk:openjdk:8u282'))
+        equal_vo_hash = hash(self._cls('cpe:/a:openjdk:openjdk:8u282'))
+        self.assertEqual(original_vo_hash, equal_vo_hash)
+
+    def test_vo_different_hash(self):
+        original_vo_hash = hash(self._cls('cpe:/a:openjdk:openjdk:8u282'))
+        not_equal_vo_hash = hash(self._cls('cpe:/o:microsoft:windows_10'))
+        self.assertNotEqual(original_vo_hash, not_equal_vo_hash)
+
+    def test_vo_equality(self):
+        original_vo = self._cls('cpe:/a:openjdk:openjdk:8u282')
+        equal_vo = self._cls('cpe:/a:openjdk:openjdk:8u282')
+        self.assertEqual(original_vo, equal_vo)
+
+    def test_vo_different_equality(self):
+        original_vo = self._cls('cpe:/a:openjdk:openjdk:8u282')
+        different_vo = self._cls('cpe:/o:microsoft:windows_10')
+        self.assertNotEqual(original_vo, different_vo)
+
     def test_value_return_input_value(self):
         vo = Cpe('cpe:/a:openjdk:openjdk:8u282')
         self.assertEqual('cpe:/a:openjdk:openjdk:8u282', vo.value())

tests/security/nullable_cpe_test.py

@@ -5,6 +5,30 @@
 
 
 class TestNullableCpeValueObject(unittest.TestCase):
+
+    def __init__(self, *args):
+        super().__init__(*args)
+        self._cls = NullableCpe
+
+    def test_vo_equal_hash(self):
+        original_vo_hash = hash(self._cls('cpe:/a:openjdk:openjdk:8u282'))
+        equal_vo_hash = hash(self._cls('cpe:/a:openjdk:openjdk:8u282'))
+        self.assertEqual(original_vo_hash, equal_vo_hash)
+
+    def test_vo_different_hash(self):
+        original_vo_hash = hash(self._cls('cpe:/a:openjdk:openjdk:8u282'))
+        not_equal_vo_hash = hash(self._cls('cpe:/o:microsoft:windows_10'))
+        self.assertNotEqual(original_vo_hash, not_equal_vo_hash)
+
+    def test_vo_equality(self):
+        original_vo = self._cls('cpe:/a:openjdk:openjdk:8u282')
+        equal_vo = self._cls('cpe:/a:openjdk:openjdk:8u282')
+        self.assertEqual(original_vo, equal_vo)
+
+    def test_vo_different_equality(self):
+        original_vo = self._cls('cpe:/a:openjdk:openjdk:8u282')
+        different_vo = self._cls('cpe:/o:microsoft:windows_10')
+        self.assertNotEqual(original_vo, different_vo)
     def test_value_return_input_value(self):
         self.assertRaises(ValueObjectError, NullableCpe, '')