def testCreatePairwiseDisjointSets_Triplet(self):
a = SourceSet(set(['common', 'intel']),
set([SourceListCondition('ia32', 'Chromium', 'win')]))
b = SourceSet(set(['common', 'intel', 'chrome']),
set([SourceListCondition('x64', 'Chrome', 'win')]))
c = SourceSet(set(['common', 'arm']),
set([SourceListCondition('arm', 'Chromium', 'win')]))
expected = set()
expected.add(
SourceSet(
set(['common']),
set([
SourceListCondition('ia32', 'Chromium', 'win'),
SourceListCondition('x64', 'Chrome', 'win'),
SourceListCondition('arm', 'Chromium', 'win')
])))
expected.add(
SourceSet(
set(['intel']),
set([
SourceListCondition('ia32', 'Chromium', 'win'),
SourceListCondition('x64', 'Chrome', 'win')
])))
expected.add(
SourceSet(set(['chrome']),
set([SourceListCondition('x64', 'Chrome', 'win')])))
expected.add(
SourceSet(set(['arm']),
set([SourceListCondition('arm', 'Chromium', 'win')])))
source_sets = gg.CreatePairwiseDisjointSets([a, b, c])
self.assertEqualSets(expected, set(source_sets))
def testComplexSourceListConditions(self):
# Create 2 sets with intersecting source 'a', but setup such that 'a'
# is only valid for combinations (x86 && windows) || (x64 && linux). The
# generated gn stanza should then not allow for inclusion of the 'a' file
# for combinations like x86 && linux.
a = SourceSet(set(['a']), set([SourceListCondition('x86', 'c',
'win')]))
b = SourceSet(set(['a']),
set([SourceListCondition('x64', 'c', 'linux')]))
disjoint_sets = gg.CreatePairwiseDisjointSets([a, b])
# This condition is bad because x86 && linux would pass. Admittedly a very
# fragile way to test this, but evaulating gn stanzas is hard, and it at
# least serves to document the motivation for the associated changes to
# our generate_gn.py
bad_condition = ('(current_cpu == "x86" || current_cpu == "x64")'
' && (ffmpeg_branding == "c")'
' && (is_win || is_linux)')
# Expect only a single set since the two original sets have the same source
# list.
self.assertEqual(1, len(disjoint_sets))
stanza = disjoint_sets[0].GenerateGnStanza()
self.assertEqual(string.find(stanza, bad_condition), -1)
def testCreatePairwiseDisjointSets_Multiple(self):
a = SourceSet(set(['common', 'intel']),
set([SourceListCondition('ia32', 'Chromium', 'linux')]))
b = SourceSet(set(['common', 'intel', 'chrome']),
set([SourceListCondition('ia32', 'Chrome', 'linux')]))
c = SourceSet(set(['common', 'intel']),
set([SourceListCondition('x64', 'Chromium', 'linux')]))
d = SourceSet(set(['common', 'intel', 'chrome']),
set([SourceListCondition('x64', 'Chrome', 'linux')]))
e = SourceSet(set(['common', 'arm']),
set([SourceListCondition('arm', 'Chromium', 'linux')]))
f = SourceSet(
set(['common', 'arm-neon', 'chrome', 'chromeos']),
set([SourceListCondition('arm-neon', 'ChromeOS', 'linux')]))
expected = set()
expected.add(
SourceSet(
set(['common']),
set([
SourceListCondition('ia32', 'Chromium', 'linux'),
SourceListCondition('ia32', 'Chrome', 'linux'),
SourceListCondition('x64', 'Chromium', 'linux'),
SourceListCondition('x64', 'Chrome', 'linux'),
SourceListCondition('arm', 'Chromium', 'linux'),
SourceListCondition('arm-neon', 'ChromeOS', 'linux')
])))
expected.add(
SourceSet(
set(['intel']),
set([
SourceListCondition('ia32', 'Chromium', 'linux'),
SourceListCondition('ia32', 'Chrome', 'linux'),
SourceListCondition('x64', 'Chromium', 'linux'),
SourceListCondition('x64', 'Chrome', 'linux')
])))
expected.add(
SourceSet(set(['arm']),
set([SourceListCondition('arm', 'Chromium', 'linux')])))
expected.add(
SourceSet(
set(['chrome']),
set([
SourceListCondition('ia32', 'Chrome', 'linux'),
SourceListCondition('x64', 'Chrome', 'linux'),
SourceListCondition('arm-neon', 'ChromeOS', 'linux')
])))
expected.add(
SourceSet(
set(['arm-neon', 'chromeos']),
set([SourceListCondition('arm-neon', 'ChromeOS', 'linux')])))
source_sets = gg.CreatePairwiseDisjointSets([a, b, c, d, e, f])
self.assertEqualSets(expected, set(source_sets))