Add pyarrow integration test

Author: AdamGS

arrow-data/src/data.rs

@@ -620,6 +620,16 @@ impl ArrayData {
                     vec![ArrayData::new_null(f.data_type(), *list_len as usize * len)],
                     true,
                 ),
+                DataType::ListView(f) => (
+                    vec![zeroed(len * 4), zeroed(len * 4)],
+                    vec![ArrayData::new_empty(f.data_type())],
+                    true,
+                ),
+                DataType::LargeListView(f) => (
+                    vec![zeroed(len * 8), zeroed(len * 8)],
+                    vec![ArrayData::new_empty(f.data_type())],
+                    true,
+                ),
                 DataType::Struct(fields) => (
                     vec![],
                     fields

arrow-pyarrow-integration-testing/tests/test_sql.py

@@ -74,6 +74,10 @@ def assert_pyarrow_leak():
     pa.list_(pa.int32()),
     pa.list_(pa.int32(), 2),
     pa.large_list(pa.uint16()),
+    pa.list_view(pa.uint64()),
+    pa.large_list_view(pa.uint64()),
+    pa.list_view(pa.string()),
+    pa.large_list_view(pa.string()),
     pa.struct(
         [
             pa.field("a", pa.int32()),
@@ -112,8 +116,6 @@ def assert_pyarrow_leak():
     ),
 ]
 
-_unsupported_pyarrow_types = [
-]
 
 # As of pyarrow 14, pyarrow implements the Arrow PyCapsule interface
 # (https://arrow.apache.org/docs/format/CDataInterface/PyCapsuleInterface.html).
@@ -337,6 +339,20 @@ def test_list_array():
     del a
     del b
 
+
+def test_list_view_array():
+    """
+    Python -> Rust -> Python
+    """
+    a = pa.array([[], None, [1, 2], [4, 5, 6]], pa.list_view(pa.int64()))
+    b = rust.round_trip_array(a)
+    b.validate(full=True)
+    assert a.to_pylist() == b.to_pylist()
+    assert a.type == b.type
+    del a
+    del b
+
+
 def test_map_array():
     """
     Python -> Rust -> Python