fix tests

Author: natmokval

pandas/tests/tseries/offsets/test_offsets.py

@@ -625,8 +625,12 @@ def test_default_constructor(self, dt):
         assert (dt + DateOffset(2)) == datetime(2008, 1, 4)
 
     def test_is_anchored(self):
-        assert not DateOffset(2).is_anchored()
-        assert DateOffset(1).is_anchored()
+        msg = "DateOffset.is_anchored() is deprecated and will be removed "
+        "in a future version, please use DateOffset.n == 1 instead."
+
+        with tm.assert_produces_warning(FutureWarning, match=msg):
+            assert not DateOffset(2).is_anchored()
+            assert DateOffset(1).is_anchored()
 
     def test_copy(self):
         assert DateOffset(months=2).copy() == DateOffset(months=2)

pandas/tests/tseries/offsets/test_ticks.py

@@ -339,8 +339,7 @@ def test_tick_equalities(cls):
 
 @pytest.mark.parametrize("cls", tick_classes)
 def test_tick_offset(cls):
-    msg = f"{cls.__name__}.is_anchored() is deprecated and will be removed in a "
-    "future version, please use False instead."
+    msg = f"{cls.__name__}.is_anchored() is deprecated "
 
     with tm.assert_produces_warning(FutureWarning, match=msg):
         assert not cls().is_anchored()

pandas/tests/tseries/offsets/test_week.py

@@ -42,10 +42,14 @@ def test_corner(self):
             Week(weekday=-1)
 
     def test_is_anchored(self):
-        assert Week(weekday=0).is_anchored()
-        assert not Week().is_anchored()
-        assert not Week(2, weekday=2).is_anchored()
-        assert not Week(2).is_anchored()
+        msg = "DateOffset.is_anchored() is deprecated and will be removed "
+        "in a future version, please use DateOffset.n == 1 instead."
+
+        with pytest.raises(FutureWarning, match=msg):
+            assert Week(weekday=0).is_anchored()
+            assert not Week().is_anchored()
+            assert not Week(2, weekday=2).is_anchored()
+            assert not Week(2).is_anchored()
 
     offset_cases = []
     # not business week