Mercurial > hg
annotate tests/test-rust-revlog.py @ 44115:e1b8b4e4f496
rust: add a README
In particular to explain how to build any of the rust. It's neither
obvious, nor easy to find out, nor easy to determine if you did it
right without some documentation.
Differential Revision: https://phab.mercurial-scm.org/D7952
author | Valentin Gatien-Baron <valentin.gatienbaron@gmail.com> |
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date | Mon, 20 Jan 2020 18:28:46 -0500 |
parents | 443dc1655923 |
children | 89a2afe31e82 |
rev | line source |
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1 from __future__ import absolute_import |
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2 import unittest |
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3 |
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4 try: |
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5 from mercurial import rustext |
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6 |
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7 rustext.__name__ # trigger immediate actual import |
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8 except ImportError: |
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9 rustext = None |
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10 else: |
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11 from mercurial.rustext import revlog |
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12 |
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13 # this would fail already without appropriate ancestor.__package__ |
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14 from mercurial.rustext.ancestor import LazyAncestors |
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15 |
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16 from mercurial.testing import revlog as revlogtesting |
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17 |
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18 |
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19 @unittest.skipIf( |
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20 rustext is None, "rustext module revlog relies on is not available", |
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21 ) |
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22 class RustRevlogIndexTest(revlogtesting.RevlogBasedTestBase): |
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23 def test_heads(self): |
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24 idx = self.parseindex() |
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25 rustidx = revlog.MixedIndex(idx) |
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26 self.assertEqual(rustidx.headrevs(), idx.headrevs()) |
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27 |
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28 def test_get_cindex(self): |
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29 # drop me once we no longer need the method for shortest node |
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30 idx = self.parseindex() |
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31 rustidx = revlog.MixedIndex(idx) |
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32 cidx = rustidx.get_cindex() |
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33 self.assertTrue(idx is cidx) |
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34 |
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35 def test_len(self): |
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36 idx = self.parseindex() |
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37 rustidx = revlog.MixedIndex(idx) |
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38 self.assertEqual(len(rustidx), len(idx)) |
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39 |
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40 def test_ancestors(self): |
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41 idx = self.parseindex() |
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42 rustidx = revlog.MixedIndex(idx) |
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43 lazy = LazyAncestors(rustidx, [3], 0, True) |
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44 # we have two more references to the index: |
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45 # - in its inner iterator for __contains__ and __bool__ |
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46 # - in the LazyAncestors instance itself (to spawn new iterators) |
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47 self.assertTrue(2 in lazy) |
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48 self.assertTrue(bool(lazy)) |
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49 self.assertEqual(list(lazy), [3, 2, 1, 0]) |
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50 # a second time to validate that we spawn new iterators |
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51 self.assertEqual(list(lazy), [3, 2, 1, 0]) |
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52 |
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53 # let's check bool for an empty one |
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54 self.assertFalse(LazyAncestors(idx, [0], 0, False)) |
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55 |
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56 |
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57 if __name__ == '__main__': |
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58 import silenttestrunner |
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59 |
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60 silenttestrunner.main(__name__) |