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#!/usr/bin/env python3
# Copyright (C) 2024 The Android Open Source Project
#
# Licensed 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 a
#
# 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 python.generators.diff_tests.testing import DataPath
from python.generators.diff_tests.testing import Csv
from python.generators.diff_tests.testing import DiffTestBlueprint
from python.generators.diff_tests.testing import TestSuite
class GraphPartitionTests(TestSuite):
def test_tree_structural_partition(self):
return DiffTestBlueprint(
trace=DataPath('counters.json'),
query="""
INCLUDE PERFETTO MODULE graphs.partition;
-- See the comment in the graphs.partition module for a visual
-- representation of this graph.
CREATE PERFETTO TABLE foo AS
WITH data(id, parent_id, group_key) AS (
VALUES
(1, NULL, 1),
(2, 1, 1),
(3, 2, 2),
(4, 2, 2),
(5, 4, 1),
(6, 4, 3),
(7, 4, 2)
)
SELECT * FROM data;
SELECT *
FROM tree_structural_partition_by_group!(foo)
ORDER BY id;
""",
out=Csv("""
"id","parent_id","group_key"
1,"[NULL]",1
2,1,1
3,"[NULL]",2
4,"[NULL]",2
5,2,1
6,"[NULL]",3
7,4,2
"""))
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