tests/testlib/ext-phase-report.py
author Joerg Sonnenberger <joerg@bec.de>
Fri, 08 Dec 2017 02:29:02 +0100
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child 48875 6000f5b25c9b
permissions -rw-r--r--
transactions: convert changes['phases'] to list of ranges Consecutive revisions are often in the same phase, especially public revisions. This means that a dictionary keyed by the revision for the phase transitions is highly redundant. Build a list of (range, (old, new)) entries instead and aggressively merge ranges with the same transition. For the test case in issue5691, this reduces memory use by ~20MB. Differential Revision: https://phab.mercurial-scm.org/D8125
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# tiny extension to report phase changes during transaction
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from __future__ import absolute_import
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def reposetup(ui, repo):
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    def reportphasemove(tr):
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        for revs, move in sorted(tr.changes[b"phases"], key=lambda r: r[0][0]):
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            for rev in revs:
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                if move[0] is None:
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                    ui.write(
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                        (
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                            b'test-debug-phase: new rev %d:  x -> %d\n'
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                            % (rev, move[1])
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                        )
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                    )
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                else:
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                    ui.write(
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                        (
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                            b'test-debug-phase: move rev %d: %d -> %d\n'
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                            % (rev, move[0], move[1])
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                        )
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                    )
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    class reportphaserepo(repo.__class__):
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        def transaction(self, *args, **kwargs):
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            tr = super(reportphaserepo, self).transaction(*args, **kwargs)
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            tr.addpostclose(b'report-phase', reportphasemove)
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            return tr
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    repo.__class__ = reportphaserepo