view tests/test-dirs.py @ 45090:0ecb3b11fcad

rebase: correctly check for empty commit in in-memory mode

The new code has a small overhead in the empty commit case, as a `memctx` object
is always created, but I don’t think it’s justified here to duplicate code
to optimize a relatively unlikely code path.

Differential Revision: https://phab.mercurial-scm.org/D8732

from __future__ import absolute_import

import unittest

import silenttestrunner

from mercurial import pathutil


class dirstests(unittest.TestCase):
    def testdirs(self):
        for case, want in [
            (b'a/a/a', [b'a', b'a/a', b'']),
            (b'alpha/beta/gamma', [b'', b'alpha', b'alpha/beta']),
        ]:
            d = pathutil.dirs({})
            d.addpath(case)
            self.assertEqual(sorted(d), sorted(want))

    def testinvalid(self):
        with self.assertRaises(ValueError):
            d = pathutil.dirs({})
            d.addpath(b'a//b')


if __name__ == '__main__':
    silenttestrunner.main(__name__)