mirror of
https://github.com/SELinuxProject/setools
synced 2025-02-21 06:27:02 +00:00
283 lines
12 KiB
Python
283 lines
12 KiB
Python
# Copyright 2014, Tresys Technology, LLC
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#
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# This file is part of SETools.
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#
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# SETools is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# SETools is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with SETools. If not, see <http://www.gnu.org/licenses/>.
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#
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import unittest
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from setools import SELinuxPolicy, MLSRuleQuery
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from setools.policyrep.exception import InvalidMLSRuleType
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from . import mixins
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# Note: the test policy has been written assuming range_transition
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# statements could have attributes. However, range_transition
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# statements are always expanded, so the below unit tests
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# have been adjusted to this fact (hence a "FAIL" in one of the
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# expected type names)
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class MLSRuleQueryTest(mixins.ValidateRule, unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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cls.p = SELinuxPolicy("tests/mlsrulequery.conf")
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def test_000_unset(self):
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"""MLS rule query with no criteria."""
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# query with no parameters gets all MLS rules.
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rules = sorted(self.p.mlsrules())
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q = MLSRuleQuery(self.p)
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q_rules = sorted(q.results())
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self.assertListEqual(rules, q_rules)
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def test_001_source_direct(self):
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"""MLS rule query with exact, direct, source match."""
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q = MLSRuleQuery(
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self.p, source="test1s", source_regex=False)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test1s", "test1t", "infoflow", "s0")
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def test_003_source_direct_regex(self):
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"""MLS rule query with regex, direct, source match."""
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q = MLSRuleQuery(
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self.p, source="test3(s|aS)", source_regex=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 2)
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self.validate_rule(r[0], "range_transition", "test3s", "test3t", "infoflow", "s1")
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self.validate_rule(r[1], "range_transition", "test3s", "test3t", "infoflow2", "s2")
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def test_010_target_direct(self):
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"""MLS rule query with exact, direct, target match."""
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q = MLSRuleQuery(
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self.p, target="test10t", target_regex=False)
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r = sorted(q.results())
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self.assertEqual(len(r), 2)
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self.validate_rule(r[0], "range_transition", "test10s", "test10t", "infoflow", "s0")
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self.validate_rule(r[1], "range_transition", "test10s", "test10t", "infoflow2", "s1")
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def test_012_target_direct_regex(self):
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"""MLS rule query with regex, direct, target match."""
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q = MLSRuleQuery(
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self.p, target="test12a.*", target_regex=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test12s", "test12aFAIL", "infoflow", "s2")
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@unittest.skip("Setting tclass to a string is no longer supported.")
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def test_020_class(self):
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"""MLS rule query with exact object class match."""
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q = MLSRuleQuery(self.p, tclass="infoflow7", tclass_regex=False)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test20", "test20", "infoflow7", "s1")
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def test_021_class_list(self):
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"""MLS rule query with object class list match."""
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q = MLSRuleQuery(
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self.p, tclass=["infoflow3", "infoflow4"], tclass_regex=False)
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r = sorted(q.results())
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self.assertEqual(len(r), 2)
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self.validate_rule(r[0], "range_transition", "test21", "test21", "infoflow3", "s2")
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self.validate_rule(r[1], "range_transition", "test21", "test21", "infoflow4", "s1")
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def test_022_class_regex(self):
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"""MLS rule query with object class regex match."""
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q = MLSRuleQuery(self.p, tclass="infoflow(5|6)", tclass_regex=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 2)
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self.validate_rule(r[0], "range_transition", "test22", "test22", "infoflow5", "s1")
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self.validate_rule(r[1], "range_transition", "test22", "test22", "infoflow6", "s2")
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def test_040_range_exact(self):
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"""MLS rule query with context range exact match"""
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q = MLSRuleQuery(self.p, default="s40:c1 - s40:c0.c4")
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test40", "test40", "infoflow",
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"s40:c1 - s40:c0.c4")
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def test_041_range_overlap1(self):
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"""MLS rule query with context range overlap match (equal)"""
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q = MLSRuleQuery(self.p, default="s41:c1 - s41:c0.c4", default_overlap=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test41", "test41", "infoflow",
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"s41:c1 - s41:c1.c3")
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def test_041_range_overlap2(self):
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"""MLS rule query with context range overlap match (subset)"""
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q = MLSRuleQuery(self.p, default="s41:c1,c2 - s41:c0.c3", default_overlap=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test41", "test41", "infoflow",
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"s41:c1 - s41:c1.c3")
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def test_041_range_overlap3(self):
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"""MLS rule query with context range overlap match (superset)"""
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q = MLSRuleQuery(self.p, default="s41 - s41:c0.c4", default_overlap=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test41", "test41", "infoflow",
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"s41:c1 - s41:c1.c3")
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def test_041_range_overlap4(self):
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"""MLS rule query with context range overlap match (overlap low level)"""
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q = MLSRuleQuery(self.p, default="s41 - s41:c1,c2", default_overlap=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test41", "test41", "infoflow",
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"s41:c1 - s41:c1.c3")
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def test_041_range_overlap5(self):
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"""MLS rule query with context range overlap match (overlap high level)"""
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q = MLSRuleQuery(self.p, default="s41:c1,c2 - s41:c0.c4", default_overlap=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test41", "test41", "infoflow",
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"s41:c1 - s41:c1.c3")
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def test_042_range_subset1(self):
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"""MLS rule query with context range subset match"""
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q = MLSRuleQuery(self.p, default="s42:c1,c2 - s42:c0.c3", default_overlap=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test42", "test42", "infoflow",
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"s42:c1 - s42:c1.c3")
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def test_042_range_subset2(self):
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"""MLS rule query with context range subset match (equal)"""
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q = MLSRuleQuery(self.p, default="s42:c1 - s42:c1.c3", default_overlap=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test42", "test42", "infoflow",
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"s42:c1 - s42:c1.c3")
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def test_043_range_superset1(self):
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"""MLS rule query with context range superset match"""
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q = MLSRuleQuery(self.p, default="s43 - s43:c0.c4", default_superset=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test43", "test43", "infoflow",
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"s43:c1 - s43:c1.c3")
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def test_043_range_superset2(self):
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"""MLS rule query with context range superset match (equal)"""
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q = MLSRuleQuery(self.p, default="s43:c1 - s43:c1.c3", default_superset=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test43", "test43", "infoflow",
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"s43:c1 - s43:c1.c3")
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def test_044_range_proper_subset1(self):
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"""MLS rule query with context range proper subset match"""
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q = MLSRuleQuery(self.p, default="s44:c1,c2", default_subset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test44", "test44", "infoflow",
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"s44:c1 - s44:c1.c3")
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def test_044_range_proper_subset2(self):
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"""MLS rule query with context range proper subset match (equal)"""
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q = MLSRuleQuery(self.p,
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default="s44:c1 - s44:c1.c3", default_subset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 0)
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def test_044_range_proper_subset3(self):
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"""MLS rule query with context range proper subset match (equal low only)"""
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q = MLSRuleQuery(self.p,
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default="s44:c1 - s44:c1.c2", default_subset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test44", "test44", "infoflow",
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"s44:c1 - s44:c1.c3")
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def test_044_range_proper_subset4(self):
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"""MLS rule query with context range proper subset match (equal high only)"""
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q = MLSRuleQuery(self.p,
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default="s44:c1,c2 - s44:c1.c3", default_subset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test44", "test44", "infoflow",
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"s44:c1 - s44:c1.c3")
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def test_045_range_proper_superset1(self):
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"""MLS rule query with context range proper superset match"""
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q = MLSRuleQuery(self.p,
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default="s45 - s45:c0.c4", default_superset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test45", "test45", "infoflow",
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"s45:c1 - s45:c1.c3")
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def test_045_range_proper_superset2(self):
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"""MLS rule query with context range proper superset match (equal)"""
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q = MLSRuleQuery(self.p,
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default="s45:c1 - s45:c1.c3", default_superset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 0)
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def test_045_range_proper_superset3(self):
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"""MLS rule query with context range proper superset match (equal low)"""
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q = MLSRuleQuery(self.p,
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default="s45:c1 - s45:c1.c4", default_superset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test45", "test45", "infoflow",
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"s45:c1 - s45:c1.c3")
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def test_045_range_proper_superset4(self):
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"""MLS rule query with context range proper superset match (equal high)"""
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q = MLSRuleQuery(self.p,
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default="s45 - s45:c1.c3", default_superset=True, default_proper=True)
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r = sorted(q.results())
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self.assertEqual(len(r), 1)
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self.validate_rule(r[0], "range_transition", "test45", "test45", "infoflow",
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"s45:c1 - s45:c1.c3")
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def test_900_invalid_ruletype(self):
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"""MLS rule query with invalid rule type."""
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with self.assertRaises(InvalidMLSRuleType):
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q = MLSRuleQuery(self.p, ruletype="type_transition")
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