addset: drop caching through generatorset
The utility of this cache is debatable (no visible benchmark impact) and using
generatorset for such purpose makes the code complicated.
We drop it for now. Someone can reintroduce a smart version of it in the future
if it is detected to be relevant.
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__)