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# Copyright 2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
from portage.tests import TestCase
from portage.dep import extract_affecting_use
from portage.exception import InvalidDependString
class TestExtractAffectingUSE(TestCase):
def testExtractAffectingUSE(self):
test_cases = (
("a? ( A ) !b? ( B ) !c? ( C ) d? ( D )", "A", ("a",)),
("a? ( A ) !b? ( B ) !c? ( C ) d? ( D )", "B", ("b",)),
("a? ( A ) !b? ( B ) !c? ( C ) d? ( D )", "C", ("c",)),
("a? ( A ) !b? ( B ) !c? ( C ) d? ( D )", "D", ("d",)),
("a? ( b? ( AB ) )", "AB", ("a", "b")),
("a? ( b? ( c? ( ABC ) ) )", "ABC", ("a", "b", "c")),
("a? ( A b? ( c? ( ABC ) AB ) )", "A", ("a",)),
("a? ( A b? ( c? ( ABC ) AB ) )", "AB", ("a", "b")),
("a? ( A b? ( c? ( ABC ) AB ) )", "ABC", ("a", "b", "c")),
("a? ( A b? ( c? ( ABC ) AB ) ) X", "X", []),
("X a? ( A b? ( c? ( ABC ) AB ) )", "X", []),
("ab? ( || ( A B ) )", "A", ("ab",)),
("!ab? ( || ( A B ) )", "B", ("ab",)),
("ab? ( || ( A || ( b? ( || ( B C ) ) ) ) )", "A", ("ab",)),
("ab? ( || ( A || ( b? ( || ( B C ) ) ) ) )", "B", ("ab", "b")),
("ab? ( || ( A || ( b? ( || ( B C ) ) ) ) )", "C", ("ab", "b")),
("( ab? ( || ( ( A ) || ( b? ( ( ( || ( B ( C ) ) ) ) ) ) ) ) )", "A", ("ab",)),
("( ab? ( || ( ( A ) || ( b? ( ( ( || ( B ( C ) ) ) ) ) ) ) ) )", "B", ("ab", "b")),
("( ab? ( || ( ( A ) || ( b? ( ( ( || ( B ( C ) ) ) ) ) ) ) ) )", "C", ("ab", "b")),
("a? ( A )", "B", []),
("a? ( || ( A B ) )", "B", ["a"]),
)
test_cases_xfail = (
("? ( A )", "A"),
("!? ( A )", "A"),
("( A", "A"),
("A )", "A"),
("||( A B )", "A"),
("|| (A B )", "A"),
("|| ( A B)", "A"),
("|| ( A B", "A"),
("|| A B )", "A"),
("|| A B", "A"),
("|| ( A B ) )", "A"),
("|| || B C", "A"),
("|| ( A B || )", "A"),
("a? A", "A"),
("( || ( || || ( A ) foo? ( B ) ) )", "A"),
("( || ( || bar? ( A ) foo? ( B ) ) )", "A"),
)
for dep, atom, expected in test_cases:
expected = set(expected)
result = extract_affecting_use(dep, atom)
fail_msg = "dep: " + dep + ", atom: " + atom + ", got: " + \
" ".join(sorted(result)) + ", expected: " + " ".join(sorted(expected))
self.assertEqual(result, expected, fail_msg)
for dep, atom in test_cases_xfail:
fail_msg = "dep: " + dep + ", atom: " + atom + ", got: " + \
" ".join(sorted(result)) + ", expected: " + " ".join(sorted(expected))
self.assertRaisesMsg(fail_msg, \
InvalidDependString, extract_affecting_use, dep, atom)
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