test: fix invalid operation assertion and add license headers

Author: qzyu999

tests/table/test_replace.py

@@ -1,3 +1,19 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
 from pyiceberg.catalog import Catalog
 from pyiceberg.manifest import DataFile, DataFileContent, FileFormat
 from pyiceberg.schema import Schema

tests/table/test_snapshots.py

@@ -398,8 +398,8 @@ def test_merge_snapshot_summaries_overwrite_summary() -> None:
 
 def test_invalid_operation() -> None:
     with pytest.raises(ValueError) as e:
-        update_snapshot_summaries(summary=Summary(Operation.REPLACE))
-    assert "Operation not implemented: Operation.REPLACE" in str(e.value)
+        update_snapshot_summaries(summary=Summary(Operation("invalid")))  # type: ignore
+    assert "Operation not implemented: Operation" in str(e.value)
 
 
 def test_invalid_type() -> None: