fix

Author: dcherian

properties/test_index_manipulation.py

@@ -89,7 +89,7 @@ def reset_index(self, dim):
 
     @rule(
         newname=UNIQUE_NAME,
-        oldnames=st.lists(consumes(indexed_dims), min_size=1),
+        oldnames=st.lists(consumes(indexed_dims), min_size=1, unique=True),
         target=multi_indexed_dims,
     )
     def stack(self, newname, oldnames):

xarray/testing/strategies.py

@@ -406,7 +406,9 @@ def index_variables(
 ) -> xr.Variable:
 
     index = draw(pdst.indexes(min_size=1, dtype=draw(dtype)))
-    _dims = draw(dimension_names(min_dims=1, max_dims=1))
+    if dims is None:
+        dims = dimension_names(min_dims=1, max_dims=1)
+    _dims = draw(dims)
     return xr.Variable(dims=_dims, data=index, attrs=draw(attrs))