446 lines
7.5 KiB
Python
446 lines
7.5 KiB
Python
"""
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###################
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# Empty QueryDict #
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###################
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>>> q = QueryDict('')
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>>> q['foo']
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Traceback (most recent call last):
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...
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MultiValueDictKeyError: "Key 'foo' not found in <QueryDict: {}>"
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>>> q['something'] = 'bar'
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.get('foo', 'default')
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'default'
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>>> q.getlist('foo')
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[]
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>>> q.setlist('foo', ['bar', 'baz'])
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.appendlist('foo', ['bar'])
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.has_key('foo')
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False
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>>> 'foo' in q
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False
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>>> q.items()
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[]
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>>> q.lists()
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[]
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>>> q.keys()
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[]
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>>> q.values()
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[]
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>>> len(q)
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0
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>>> q.update({'foo': 'bar'})
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.pop('foo')
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.popitem()
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.clear()
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.setdefault('foo', 'bar')
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.urlencode()
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''
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###################################
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# Mutable copy of empty QueryDict #
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###################################
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>>> q = q.copy()
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>>> q['foo']
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Traceback (most recent call last):
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...
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MultiValueDictKeyError: "Key 'foo' not found in <QueryDict: {}>"
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>>> q['name'] = 'john'
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>>> q['name']
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u'john'
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>>> del q['name']
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>>> 'name' in q
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False
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>>> q['name'] = 'john'
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>>> q.get('foo', 'default')
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'default'
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>>> q.get('name', 'default')
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u'john'
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>>> q.getlist('name')
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[u'john']
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>>> q.getlist('foo')
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[]
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>>> q.setlist('foo', ['bar', 'baz'])
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>>> q.get('foo', 'default')
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u'baz'
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>>> q.getlist('foo')
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[u'bar', u'baz']
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>>> q.appendlist('foo', 'another')
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>>> q.getlist('foo')
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[u'bar', u'baz', u'another']
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>>> q['foo']
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u'another'
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>>> q.has_key('foo')
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True
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>>> 'foo' in q
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True
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>>> q.items()
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[(u'foo', u'another'), (u'name', u'john')]
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>>> q.lists()
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[(u'foo', [u'bar', u'baz', u'another']), (u'name', [u'john'])]
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>>> q.keys()
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[u'foo', u'name']
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>>> q.values()
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[u'another', u'john']
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>>> len(q)
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2
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>>> q.update({'foo': 'hello'})
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# Displays last value
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>>> q['foo']
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u'hello'
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>>> q.get('foo', 'not available')
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u'hello'
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>>> q.getlist('foo')
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[u'bar', u'baz', u'another', u'hello']
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>>> q.pop('foo')
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[u'bar', u'baz', u'another', u'hello']
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>>> q.pop('foo', 'not there')
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'not there'
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>>> q.get('foo', 'not there')
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'not there'
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>>> q.setdefault('foo', 'bar')
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u'bar'
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>>> q['foo']
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u'bar'
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>>> q.getlist('foo')
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[u'bar']
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>>> q.urlencode()
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'foo=bar&name=john'
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>>> q.clear()
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>>> len(q)
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0
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#####################################
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# QueryDict with one key/value pair #
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#####################################
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>>> q = QueryDict('foo=bar')
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>>> q['foo']
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u'bar'
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>>> q['bar']
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Traceback (most recent call last):
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...
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MultiValueDictKeyError: "Key 'bar' not found in <QueryDict: {u'foo': [u'bar']}>"
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>>> q['something'] = 'bar'
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.get('foo', 'default')
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u'bar'
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>>> q.get('bar', 'default')
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'default'
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>>> q.getlist('foo')
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[u'bar']
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>>> q.getlist('bar')
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[]
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>>> q.setlist('foo', ['bar', 'baz'])
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.appendlist('foo', ['bar'])
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.has_key('foo')
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True
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>>> 'foo' in q
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True
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>>> q.has_key('bar')
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False
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>>> 'bar' in q
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False
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>>> q.items()
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[(u'foo', u'bar')]
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>>> q.lists()
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[(u'foo', [u'bar'])]
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>>> q.keys()
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[u'foo']
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>>> q.values()
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[u'bar']
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>>> len(q)
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1
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>>> q.update({'foo': 'bar'})
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.pop('foo')
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.popitem()
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.clear()
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.setdefault('foo', 'bar')
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.urlencode()
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'foo=bar'
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#####################################################
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# QueryDict with two key/value pairs with same keys #
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#####################################################
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>>> q = QueryDict('vote=yes&vote=no')
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>>> q['vote']
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u'no'
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>>> q['something'] = 'bar'
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.get('vote', 'default')
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u'no'
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>>> q.get('foo', 'default')
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'default'
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>>> q.getlist('vote')
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[u'yes', u'no']
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>>> q.getlist('foo')
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[]
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>>> q.setlist('foo', ['bar', 'baz'])
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.appendlist('foo', ['bar'])
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.has_key('vote')
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True
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>>> 'vote' in q
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True
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>>> q.has_key('foo')
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False
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>>> 'foo' in q
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False
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>>> q.items()
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[(u'vote', u'no')]
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>>> q.lists()
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[(u'vote', [u'yes', u'no'])]
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>>> q.keys()
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[u'vote']
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>>> q.values()
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[u'no']
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>>> len(q)
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1
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>>> q.update({'foo': 'bar'})
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.pop('foo')
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.popitem()
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.clear()
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.setdefault('foo', 'bar')
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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>>> q.urlencode()
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'vote=yes&vote=no'
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>>> del q['vote']
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Traceback (most recent call last):
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...
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AttributeError: This QueryDict instance is immutable
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# QueryDicts must be able to handle invalid input encoding (in this case, bad
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# UTF-8 encoding).
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>>> q = QueryDict('foo=bar&foo=\xff')
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>>> q['foo']
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u'\ufffd'
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>>> q.getlist('foo')
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[u'bar', u'\ufffd']
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########################
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# Pickling a QueryDict #
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########################
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>>> import pickle
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>>> q = QueryDict('a=b&c=d')
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>>> q1 = pickle.loads(pickle.dumps(q, 2))
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>>> q == q1
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True
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######################################
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# HttpResponse with Unicode headers #
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######################################
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>>> r = HttpResponse()
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If we insert a unicode value it will be converted to an ascii
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string. This makes sure we comply with the HTTP specifications.
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>>> r['value'] = u'test value'
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>>> isinstance(r['value'], str)
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True
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An error is raised When a unicode object with non-ascii is assigned.
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>>> r['value'] = u't\xebst value' # doctest:+ELLIPSIS
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Traceback (most recent call last):
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...
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UnicodeEncodeError: ..., HTTP response headers must be in US-ASCII format
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The response also converts unicode keys to strings.
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>>> r[u'test'] = 'testing key'
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>>> l = list(r.items())
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>>> l.sort()
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>>> l[1]
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('test', 'testing key')
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It will also raise errors for keys with non-ascii data.
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>>> r[u't\xebst'] = 'testing key' # doctest:+ELLIPSIS
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Traceback (most recent call last):
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...
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UnicodeEncodeError: ..., HTTP response headers must be in US-ASCII format
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"""
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from django.http import QueryDict, HttpResponse
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if __name__ == "__main__":
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import doctest
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doctest.testmod()
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