bpo-29890: Test IPv*Interface construction with tuple argument (GH-30862)

Co-authored-by: Jelle Zijlstra <[email protected]>
(cherry picked from commit b295a92)

Co-authored-by: Humbled Drugman <[email protected]>

Author: miss-islington

Lib/test/test_ipaddress.py

@@ -580,6 +580,10 @@ def assertBadAddress(addr, details):
         assertBadAddress("1.2.3.256", re.escape("256 (> 255)"))
 
     def test_valid_netmask(self):
+        self.assertEqual(str(self.factory(('192.0.2.0', 24))), '192.0.2.0/24')
+        self.assertEqual(str(self.factory(('192.0.2.0', '24'))), '192.0.2.0/24')
+        self.assertEqual(str(self.factory(('192.0.2.0', '255.255.255.0'))),
+                         '192.0.2.0/24')
         self.assertEqual(str(self.factory('192.0.2.0/255.255.255.0')),
                          '192.0.2.0/24')
         for i in range(0, 33):
@@ -740,6 +744,10 @@ def assertBadAddress(addr, details):
     def test_valid_netmask(self):
         # We only support CIDR for IPv6, because expanded netmasks are not
         # standard notation.
+        self.assertEqual(str(self.factory(('2001:db8::', 32))),
+                         '2001:db8::/32')
+        self.assertEqual(str(self.factory(('2001:db8::', '32'))),
+                         '2001:db8::/32')
         self.assertEqual(str(self.factory('2001:db8::/32')), '2001:db8::/32')
         for i in range(0, 129):
             # Generate and re-parse the CIDR format (trivial).

Misc/NEWS.d/next/Tests/2022-01-24-21-31-09.bpo-29890.zEG-ra.rst

@@ -0,0 +1,2 @@
+Add tests for :class:`ipaddress.IPv4Interface` and :class:`ipaddress.IPv6Interface` construction with tuple arguments.
+Original patch and tests by louisom.