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from mercurial import ancestor
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# graph is a dict of child->parent adjacency lists for this graph:
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# o 13
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# |
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# | o 12
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# | |
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# | | o 11
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# | | |\
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# | | | | o 10
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# | | | | |
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# | o---+ | 9
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# | | | | |
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# o | | | | 8
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# / / / /
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# | | o | 7
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# | | | |
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# o---+ | 6
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# / / /
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# | | o 5
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# | |/
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# | o 4
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# | |
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# o | 3
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# | |
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# | o 2
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# |/
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# o 1
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# |
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# o 0
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graph = {0: [-1], 1: [0], 2: [1], 3: [1], 4: [2], 5: [4], 6: [4],
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7: [4], 8: [-1], 9: [6, 7], 10: [5], 11: [3, 7], 12: [9],
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13: [8]}
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pfunc = graph.get
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class mockchangelog(object):
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parentrevs = graph.get
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def runmissingancestors(revs, bases):
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print "%% ancestors of %s and not of %s" % (revs, bases)
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print ancestor.missingancestors(revs, bases, pfunc)
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def test_missingancestors():
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# Empty revs
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runmissingancestors([], [1])
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runmissingancestors([], [])
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# If bases is empty, it's the same as if it were [nullrev]
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runmissingancestors([12], [])
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# Trivial case: revs == bases
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runmissingancestors([0], [0])
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runmissingancestors([4, 5, 6], [6, 5, 4])
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# With nullrev
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runmissingancestors([-1], [12])
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runmissingancestors([12], [-1])
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# 9 is a parent of 12. 7 is a parent of 9, so an ancestor of 12. 6 is an
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# ancestor of 12 but not of 7.
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runmissingancestors([12], [9])
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runmissingancestors([9], [12])
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runmissingancestors([12, 9], [7])
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runmissingancestors([7, 6], [12])
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# More complex cases
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runmissingancestors([10], [11, 12])
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runmissingancestors([11], [10])
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runmissingancestors([11], [10, 12])
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runmissingancestors([12], [10])
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runmissingancestors([12], [11])
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runmissingancestors([10, 11, 12], [13])
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runmissingancestors([13], [10, 11, 12])
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def genlazyancestors(revs, stoprev=0, inclusive=False):
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print ("%% lazy ancestor set for %s, stoprev = %s, inclusive = %s" %
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(revs, stoprev, inclusive))
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return ancestor.lazyancestors(mockchangelog, revs, stoprev=stoprev,
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inclusive=inclusive)
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def printlazyancestors(s, l):
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print [n for n in l if n in s]
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def test_lazyancestors():
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# Empty revs
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s = genlazyancestors([])
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printlazyancestors(s, [3, 0, -1])
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# Standard example
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s = genlazyancestors([11, 13])
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printlazyancestors(s, [11, 13, 7, 9, 8, 3, 6, 4, 1, -1, 0])
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# Including revs
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s = genlazyancestors([11, 13], inclusive=True)
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printlazyancestors(s, [11, 13, 7, 9, 8, 3, 6, 4, 1, -1, 0])
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# Test with stoprev
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s = genlazyancestors([11, 13], stoprev=6)
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printlazyancestors(s, [11, 13, 7, 9, 8, 3, 6, 4, 1, -1, 0])
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s = genlazyancestors([11, 13], stoprev=6, inclusive=True)
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printlazyancestors(s, [11, 13, 7, 9, 8, 3, 6, 4, 1, -1, 0])
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if __name__ == '__main__':
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test_missingancestors()
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test_lazyancestors()
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