class aliases_of:
def setup(self):
self.ad = AliasDict()
def returns_list_of_aliases_for_given_real_key(self):
eq_(self.ad.aliases_of('realkey'), [])
self.ad.alias('myalias', to='realkey')
eq_(self.ad.aliases_of('realkey'), ['myalias'])
self.ad.unalias('myalias')
eq_(self.ad.aliases_of('realkey'), [])
def returns_empty_list_for_unaliased_keys(self):
self.ad['realkey'] = 5
eq_(self.ad.aliases_of('realkey'), [])
def returns_multi_item_list_for_multiple_aliases(self):
self.ad.alias('alias1', to='realkey')
self.ad.alias('alias2', to='realkey')
eq_(set(self.ad.aliases_of('realkey')), set(['alias1', 'alias2']))
def returns_list_of_aliases_for_alias(self):
self.ad.alias('myalias', to='realkey')
result = set(self.ad.aliases_of('myalias'))
expected = set(['realkey'])
print "result: %r, expected: %r" % (result, expected)
eq_(result, expected)
def unsets_aliases(self):
ad = AliasDict()
ad['realkey'] = 'value'
ad.alias('myalias', to='realkey')
eq_(ad['myalias'], 'value')
ad.unalias('myalias')
assert 'myalias' not in ad
class aliases_of:
def setup(self):
self.ad = AliasDict()
def returns_list_of_aliases_for_given_real_key(self):
eq_(self.ad.aliases_of('realkey'), [])
self.ad.alias('myalias', to='realkey')
eq_(self.ad.aliases_of('realkey'), ['myalias'])
self.ad.unalias('myalias')
eq_(self.ad.aliases_of('realkey'), [])
def returns_empty_list_for_unaliased_keys(self):
self.ad['realkey'] = 5
eq_(self.ad.aliases_of('realkey'), [])
def returns_multi_item_list_for_multiple_aliases(self):
self.ad.alias('alias1', to='realkey')
self.ad.alias('alias2', to='realkey')
eq_(set(self.ad.aliases_of('realkey')), set(['alias1', 'alias2']))
def returns_list_of_aliases_for_alias(self):
self.ad.alias('myalias', to='realkey')
result = set(self.ad.aliases_of('myalias'))
expected = set(['realkey'])
eq_(result, expected)
def unsets_aliases(self):
ad = AliasDict()
ad['realkey'] = 'value'
ad.alias('myalias', to='realkey')
eq_(ad['myalias'], 'value')
ad.unalias('myalias')
assert 'myalias' not in ad
def deepcopy_copies_aliases_correctly(self):
a1 = AliasDict({'key1': 'val1', 'key2': 'val2'})
a1.alias('myalias', to='key1')
eq_(a1['myalias'], 'val1')
a2 = copy.deepcopy(a1)
assert 'key1' in a2
eq_(a2['key2'], 'val2')
a1.unalias('myalias')
assert 'myalias' not in a1
assert 'myalias' in a2
eq_(a2['myalias'], 'val1')
def deepcopy_copies_aliases_correctly(self):
a1 = AliasDict({'key1': 'val1', 'key2': 'val2'})
a1.alias('myalias', to='key1')
eq_(a1['myalias'], 'val1')
a2 = copy.deepcopy(a1)
assert 'key1' in a2
eq_(a2['key2'], 'val2')
a1.unalias('myalias')
assert 'myalias' not in a1
assert 'myalias' in a2
eq_(a2['myalias'], 'val1')
def raises_KeyError_on_nonexistent_alias(self):
ad = AliasDict()
ad.unalias('lol no')
def raises_KeyError_on_nonexistent_alias(self):
ad = AliasDict()
ad.unalias('lol no')
