Fixed #2779: added a copy() method to MergeDict, along with some new tests for django.utils.datastructures. Thanks, Chris McAvoy.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@4640 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Jacob Kaplan-Moss 2007-02-28 00:35:50 +00:00
parent 19e0bf1d44
commit 6ca7930dd4
4 changed files with 41 additions and 0 deletions

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@ -16,6 +16,9 @@ class MergeDict(object):
def __contains__(self, key):
return self.has_key(key)
def __copy__(self):
return self.__class__(*self.dicts)
def get(self, key, default=None):
try:
@ -42,6 +45,10 @@ class MergeDict(object):
if dict.has_key(key):
return True
return False
def copy(self):
""" returns a copy of this object"""
return self.__copy__()
class SortedDict(dict):
"A dictionary that keeps its keys in the order in which they're inserted."

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@ -0,0 +1,34 @@
"""
# Tests for stuff in django.utils.datastructures.
>>> from django.utils.datastructures import *
### MergeDict #################################################################
>>> d1 = {'chris':'cool','camri':'cute','cotton':'adorable','tulip':'snuggable', 'twoofme':'firstone'}
>>> d2 = {'chris2':'cool2','camri2':'cute2','cotton2':'adorable2','tulip2':'snuggable2'}
>>> d3 = {'chris3':'cool3','camri3':'cute3','cotton3':'adorable3','tulip3':'snuggable3'}
>>> d4 = {'twoofme':'secondone'}
>>> md = MergeDict( d1,d2,d3 )
>>> md['chris']
'cool'
>>> md['camri']
'cute'
>>> md['twoofme']
'firstone'
>>> md2 = md.copy()
>>> md2['chris']
'cool'
### MultiValueDict ##########################################################
>>> d = MultiValueDict({'name': ['Adrian', 'Simon'], 'position': ['Developer']})
>>> d['name']
'Simon'
>>> d.getlist('name')
['Adrian', 'Simon']
>>> d.get('lastname', 'nonexistent')
'nonexistent'
>>> d.setlist('lastname', ['Holovaty', 'Willison'])
"""