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test_plans.py
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42 lines (33 loc) · 1.62 KB
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# 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 datafusion import SessionContext, LogicalPlan, ExecutionPlan
import pytest
# Note: We must use CSV because memory tables are currently not supported for
# conversion to/from protobuf.
@pytest.fixture
def df():
ctx = SessionContext()
return ctx.read_csv(path="testing/data/csv/aggregate_test_100.csv").select("c1")
def test_logical_plan_to_proto(ctx, df) -> None:
logical_plan_bytes = df.logical_plan().to_proto()
logical_plan = LogicalPlan.from_proto(ctx, logical_plan_bytes)
df_round_trip = ctx.create_dataframe_from_logical_plan(logical_plan)
assert df.collect() == df_round_trip.collect()
original_execution_plan = df.execution_plan()
execution_plan_bytes = original_execution_plan.to_proto()
execution_plan = ExecutionPlan.from_proto(ctx, execution_plan_bytes)
assert str(original_execution_plan) == str(execution_plan)