tests/test-revlog-ancestry.py
author Pulkit Goyal <7895pulkit@gmail.com>
Tue, 27 Feb 2018 14:42:30 +0530
changeset 36457 0e8b76644e20
parent 30559 d83ca854fa21
child 36482 14d2371216ba
permissions -rw-r--r--
py3: convert os.devnull to bytes using pycompat.bytestr os.devnull returns str on Python 3. Differential Revision: https://phab.mercurial-scm.org/D2477
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from __future__ import absolute_import, print_function
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import os
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from mercurial import (
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    hg,
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    merge,
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    ui as uimod,
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)
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u = uimod.ui.load()
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repo = hg.repository(u, 'test1', create=1)
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os.chdir('test1')
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def commit(text, time):
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    repo.commit(text=text, date="%d 0" % time)
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def addcommit(name, time):
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    f = open(name, 'w')
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    f.write('%s\n' % name)
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    f.close()
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    repo[None].add([name])
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    commit(name, time)
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def update(rev):
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    merge.update(repo, rev, False, True)
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def merge_(rev):
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    merge.update(repo, rev, True, False)
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if __name__ == '__main__':
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    addcommit("A", 0)
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    addcommit("B", 1)
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    update(0)
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    addcommit("C", 2)
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    merge_(1)
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    commit("D", 3)
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    update(2)
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    addcommit("E", 4)
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    addcommit("F", 5)
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    update(3)
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    addcommit("G", 6)
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    merge_(5)
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    commit("H", 7)
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    update(5)
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    addcommit("I", 8)
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    # Ancestors
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    print('Ancestors of 5')
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    for r in repo.changelog.ancestors([5]):
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        print(r, end=' ')
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    print('\nAncestors of 6 and 5')
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    for r in repo.changelog.ancestors([6, 5]):
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        print(r, end=' ')
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    print('\nAncestors of 5 and 4')
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    for r in repo.changelog.ancestors([5, 4]):
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        print(r, end=' ')
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    print('\nAncestors of 7, stop at 6')
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    for r in repo.changelog.ancestors([7], 6):
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        print(r, end=' ')
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    print('\nAncestors of 7, including revs')
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    for r in repo.changelog.ancestors([7], inclusive=True):
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        print(r, end=' ')
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    print('\nAncestors of 7, 5 and 3, including revs')
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    for r in repo.changelog.ancestors([7, 5, 3], inclusive=True):
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        print(r, end=' ')
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    # Descendants
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    print('\n\nDescendants of 5')
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    for r in repo.changelog.descendants([5]):
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        print(r, end=' ')
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    print('\nDescendants of 5 and 3')
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    for r in repo.changelog.descendants([5, 3]):
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        print(r, end=' ')
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    print('\nDescendants of 5 and 4')
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    print(*repo.changelog.descendants([5, 4]), sep=' ')