51 lines
1.7 KiB
Python
51 lines
1.7 KiB
Python
#!/usr/bin/env python3
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# Copyright 2010-2025 Google LLC
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Test sat parameters builder."""
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from absl.testing import absltest
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from ortools.sat.python import sat_parameters_builder
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class SatParametersBuilderTest(absltest.TestCase):
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def test_basic_api(self) -> None:
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params = sat_parameters_builder.SatParameters()
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# Test that we can set and get an integer parameter.
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params.num_workers = 10
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self.assertEqual(params.num_workers, 10)
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# Test that we can set and get an enum parameter.
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self.assertEqual(
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params.clause_cleanup_ordering,
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sat_parameters_builder.SatParameters.ClauseOrdering.CLAUSE_ACTIVITY,
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)
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params.clause_cleanup_ordering = (
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sat_parameters_builder.SatParameters.ClauseOrdering.CLAUSE_LBD
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)
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self.assertEqual(
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params.clause_cleanup_ordering,
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sat_parameters_builder.SatParameters.ClauseOrdering.CLAUSE_LBD,
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)
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# Test that we can set and get a repeated string parameter.
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params.subsolvers.append("no_lp")
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self.assertLen(params.subsolvers, 1)
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self.assertEqual(params.subsolvers[0], "no_lp")
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if __name__ == "__main__":
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absltest.main()
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