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dicthelpers.diff: compare against default for missing values...
dicthelpers.diff: compare against default for missing values This is not only a bit faster, but also aligns with callers' expectations better since we can legitimately have manifestdict's _flags set to '' instead of unset. hg perfmergecalculate -r . before: ! wall 0.139582 comb 0.140000 user 0.140000 sys 0.000000 (best of 59) after: ! wall 0.126154 comb 0.120000 user 0.120000 sys 0.000000 (best of 74) hg perfmergecalculate -r .^ before: ! wall 0.236333 comb 0.240000 user 0.240000 sys 0.000000 (best of 36) after: ! wall 0.212265 comb 0.210000 user 0.210000 sys 0.000000 (best of 45)

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r18894:ed46c2b9 default
r18894:ed46c2b9 default
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test-dicthelpers.py
59 lines | 2.3 KiB | text/x-python | PythonLexer
from mercurial.dicthelpers import diff, join
import unittest
import silenttestrunner
class testdicthelpers(unittest.TestCase):
def test_dicthelpers(self):
# empty dicts
self.assertEqual(diff({}, {}), {})
self.assertEqual(join({}, {}), {})
d1 = {}
d1['a'] = 'foo'
d1['b'] = 'bar'
d1['c'] = 'baz'
# same identity
self.assertEqual(diff(d1, d1), {})
self.assertEqual(join(d1, d1), {'a': ('foo', 'foo'),
'b': ('bar', 'bar'),
'c': ('baz', 'baz')})
# vs empty
self.assertEqual(diff(d1, {}), {'a': ('foo', None),
'b': ('bar', None),
'c': ('baz', None)})
self.assertEqual(diff(d1, {}), {'a': ('foo', None),
'b': ('bar', None),
'c': ('baz', None)})
d2 = {}
d2['a'] = 'foo2'
d2['b'] = 'bar'
d2['d'] = 'quux'
self.assertEqual(diff(d1, d2), {'a': ('foo', 'foo2'),
'c': ('baz', None),
'd': (None, 'quux')})
self.assertEqual(join(d1, d2), {'a': ('foo', 'foo2'),
'b': ('bar', 'bar'),
'c': ('baz', None),
'd': (None, 'quux')})
# with default argument
self.assertEqual(diff(d1, d2, 123), {'a': ('foo', 'foo2'),
'c': ('baz', 123),
'd': (123, 'quux')})
self.assertEqual(join(d1, d2, 456), {'a': ('foo', 'foo2'),
'b': ('bar', 'bar'),
'c': ('baz', 456),
'd': (456, 'quux')})
# check that we compare against default
self.assertEqual(diff(d1, d2, 'baz'), {'a': ('foo', 'foo2'),
'd': ('baz', 'quux')})
self.assertEqual(diff(d1, d2, 'quux'), {'a': ('foo', 'foo2'),
'c': ('baz', 'quux')})
if __name__ == '__main__':
silenttestrunner.main(__name__)