feat: next weekday methods (#32)

Author: rogervila

python_carbon/__init__.py

@@ -634,6 +634,27 @@ def next(self, weekday: int = None) -> 'Carbon':
         weekday = weekday if weekday is not None else datetime.now().weekday()
         return Carbon(self._date + timedelta(days=weekday - self._date.weekday() + 7))
 
+    def nextMonday(self) -> 'Carbon':
+        return self.next(self.MONDAY)
+
+    def nextTuesday(self) -> 'Carbon':
+        return self.next(self.TUESDAY)
+
+    def nextWednesday(self) -> 'Carbon':
+        return self.next(self.WEDNESDAY)
+
+    def nextThursday(self) -> 'Carbon':
+        return self.next(self.THURSDAY)
+
+    def nextFriday(self) -> 'Carbon':
+        return self.next(self.FRIDAY)
+
+    def nextSaturday(self) -> 'Carbon':
+        return self.next(self.SATURDAY)
+
+    def nextSunday(self) -> 'Carbon':
+        return self.next(self.SUNDAY)
+
     ##########################
     # datetime and timedelta #
     ##########################

tests/test_python_carbon.py

@@ -186,6 +186,25 @@ def test_utc_converter(self) -> None:
         self.assertEqual(converted.toDatetime().tzname(), 'UTC')
         self.assertEqual(converted.toDateTimeString(), '2021-08-18 08:00:00')
 
+    def test_next_weekday_methods(self) -> None:
+        base = Carbon.parse('2021-08-18 12:34:56')
+
+        self.assertEqual(base.nextMonday().toDateTimeString(), '2021-08-23 12:34:56')
+        self.assertEqual(base.nextTuesday().toDateTimeString(), '2021-08-24 12:34:56')
+        self.assertEqual(base.nextWednesday().toDateTimeString(), '2021-08-25 12:34:56')
+        self.assertEqual(base.nextThursday().toDateTimeString(), '2021-08-26 12:34:56')
+        self.assertEqual(base.nextFriday().toDateTimeString(), '2021-08-27 12:34:56')
+        self.assertEqual(base.nextSaturday().toDateTimeString(), '2021-08-28 12:34:56')
+        self.assertEqual(base.nextSunday().toDateTimeString(), '2021-08-29 12:34:56')
+
+        self.assertTrue(base.nextMonday().equalTo(base.next(Carbon.MONDAY)))
+        self.assertTrue(base.nextTuesday().equalTo(base.next(Carbon.TUESDAY)))
+        self.assertTrue(base.nextWednesday().equalTo(base.next(Carbon.WEDNESDAY)))
+        self.assertTrue(base.nextThursday().equalTo(base.next(Carbon.THURSDAY)))
+        self.assertTrue(base.nextFriday().equalTo(base.next(Carbon.FRIDAY)))
+        self.assertTrue(base.nextSaturday().equalTo(base.next(Carbon.SATURDAY)))
+        self.assertTrue(base.nextSunday().equalTo(base.next(Carbon.SUNDAY)))
+
 
 if __name__ == '__main__':
     unittest.main()