Further warning exclusion cleanup and test improvements

pyproject.toml

@@ -358,18 +358,11 @@ addopts = [
 
 filterwarnings = [
   "error:::xarray.*",
-  "default:No index created:UserWarning:xarray.core.dataset",
-  "default::UserWarning:xarray.tests.test_coding_times",
-  "default::UserWarning:xarray.tests.test_computation",
-  "default::UserWarning:xarray.tests.test_dataset",
   "default:Failed to decode variable.*NumPy will stop allowing conversion of out-of-bound Python integers to integer arrays:DeprecationWarning",
-  "default:The `interpolation` argument to quantile was renamed to `method`:FutureWarning:xarray.*",
   "default:invalid value encountered in cast:RuntimeWarning:xarray.conventions",
   "default:invalid value encountered in cast:RuntimeWarning:xarray.tests.test_units",
   "default:NumPy will stop allowing conversion of:DeprecationWarning",
-  "default:the `pandas.MultiIndex` object:FutureWarning:xarray.tests.test_variable",
   "default:Using a non-tuple sequence for multidimensional indexing is deprecated:FutureWarning",
-  "default:Duplicate dimension names present:UserWarning:xarray.namedarray.core",
   # Zarr 2 V3 implementation
   "ignore:Zarr-Python is not in alignment with the final V3 specification",
   # TODO: this is raised for vlen-utf8, consolidated metadata, U1 dtype

xarray/tests/test_dataarray.py

@@ -3028,6 +3028,9 @@ def test_quantile_method(self, method) -> None:
 
         np.testing.assert_allclose(actual.values, expected)
 
+    @pytest.mark.filterwarnings(
+        "default:The `interpolation` argument to quantile was renamed to `method`:FutureWarning"
+    )
     @pytest.mark.parametrize("method", ["midpoint", "lower"])
     def test_quantile_interpolation_deprecated(self, method) -> None:
         da = DataArray(self.va)

xarray/tests/test_dataset.py

@@ -6161,17 +6161,20 @@ def test_quantile_method(self, method) -> None:
         assert_identical(result.var2, ds.var2.quantile(q, method=method))
         assert_identical(result.var3, ds.var3.quantile(q, method=method))
 
+    @pytest.mark.filterwarnings(
+        "default:The `interpolation` argument to quantile was renamed to `method`:FutureWarning"
+    )
     @pytest.mark.parametrize("method", ["midpoint", "lower"])
     def test_quantile_interpolation_deprecated(self, method) -> None:
         ds = create_test_data(seed=123)
         q = [0.25, 0.5, 0.75]
 
-        with warnings.catch_warnings(record=True) as w:
+        with pytest.warns(
+            FutureWarning,
+            match="`interpolation` argument to quantile was renamed to `method`",
+        ):
             ds.quantile(q, interpolation=method)
 
-            # ensure the warning is only raised once
-            assert len(w) == 1
-
         with warnings.catch_warnings(record=True):
             with pytest.raises(TypeError, match="interpolation and method keywords"):
                 ds.quantile(q, method=method, interpolation=method)

xarray/tests/test_groupby.py

@@ -565,6 +565,9 @@ def test_ds_groupby_quantile() -> None:
     assert_identical(expected, actual)
 
 
+@pytest.mark.filterwarnings(
+    "default:The `interpolation` argument to quantile was renamed to `method`:FutureWarning"
+)
 @pytest.mark.parametrize("as_dataset", [False, True])
 def test_groupby_quantile_interpolation_deprecated(as_dataset: bool) -> None:
     array = xr.DataArray(data=[1, 2, 3, 4], coords={"x": [1, 1, 2, 2]}, dims="x")

xarray/tests/test_variable.py

@@ -1928,6 +1928,9 @@ def test_quantile_method(self, method, use_dask) -> None:
 
         np.testing.assert_allclose(actual.values, expected)
 
+    @pytest.mark.filterwarnings(
+        "default:The `interpolation` argument to quantile was renamed to `method`:FutureWarning"
+    )
     @pytest.mark.parametrize("method", ["midpoint", "lower"])
     def test_quantile_interpolation_deprecation(self, method) -> None:
         v = Variable(["x", "y"], self.d)