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789 lines
27 KiB
Python
789 lines
27 KiB
Python
# -*- coding: utf-8 -*-
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"""
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werkzeug.testsuite.datastructures
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Tests the functionality of the provided Werkzeug
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datastructures.
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TODO:
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- FileMultiDict
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- Immutable types undertested
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- Split up dict tests
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:copyright: (c) 2013 by Armin Ronacher.
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:license: BSD, see LICENSE for more details.
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"""
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from __future__ import with_statement
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import unittest
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import pickle
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from contextlib import contextmanager
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from copy import copy
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from werkzeug import datastructures
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from werkzeug._compat import iterkeys, itervalues, iteritems, iterlists, \
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iterlistvalues, text_type
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from werkzeug.testsuite import WerkzeugTestCase
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from werkzeug.exceptions import BadRequestKeyError
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class NativeItermethodsTestCase(WerkzeugTestCase):
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def test_basic(self):
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@datastructures.native_itermethods(['keys', 'values', 'items'])
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class StupidDict(object):
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def keys(self, multi=1):
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return iter(['a', 'b', 'c'] * multi)
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def values(self, multi=1):
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return iter([1, 2, 3] * multi)
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def items(self, multi=1):
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return iter(zip(iterkeys(self, multi=multi),
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itervalues(self, multi=multi)))
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d = StupidDict()
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expected_keys = ['a', 'b', 'c']
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expected_values = [1, 2, 3]
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expected_items = list(zip(expected_keys, expected_values))
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self.assert_equal(list(iterkeys(d)), expected_keys)
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self.assert_equal(list(itervalues(d)), expected_values)
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self.assert_equal(list(iteritems(d)), expected_items)
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self.assert_equal(list(iterkeys(d, 2)), expected_keys * 2)
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self.assert_equal(list(itervalues(d, 2)), expected_values * 2)
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self.assert_equal(list(iteritems(d, 2)), expected_items * 2)
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class MutableMultiDictBaseTestCase(WerkzeugTestCase):
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storage_class = None
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def test_pickle(self):
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cls = self.storage_class
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for protocol in range(pickle.HIGHEST_PROTOCOL + 1):
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d = cls()
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d.setlist(b'foo', [1, 2, 3, 4])
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d.setlist(b'bar', b'foo bar baz'.split())
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s = pickle.dumps(d, protocol)
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ud = pickle.loads(s)
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self.assert_equal(type(ud), type(d))
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self.assert_equal(ud, d)
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self.assert_equal(pickle.loads(
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s.replace(b'werkzeug.datastructures', b'werkzeug')), d)
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ud[b'newkey'] = b'bla'
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self.assert_not_equal(ud, d)
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def test_basic_interface(self):
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md = self.storage_class()
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assert isinstance(md, dict)
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mapping = [('a', 1), ('b', 2), ('a', 2), ('d', 3),
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('a', 1), ('a', 3), ('d', 4), ('c', 3)]
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md = self.storage_class(mapping)
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# simple getitem gives the first value
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self.assert_equal(md['a'], 1)
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self.assert_equal(md['c'], 3)
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with self.assert_raises(KeyError):
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md['e']
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self.assert_equal(md.get('a'), 1)
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# list getitem
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self.assert_equal(md.getlist('a'), [1, 2, 1, 3])
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self.assert_equal(md.getlist('d'), [3, 4])
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# do not raise if key not found
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self.assert_equal(md.getlist('x'), [])
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# simple setitem overwrites all values
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md['a'] = 42
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self.assert_equal(md.getlist('a'), [42])
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# list setitem
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md.setlist('a', [1, 2, 3])
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self.assert_equal(md['a'], 1)
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self.assert_equal(md.getlist('a'), [1, 2, 3])
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# verify that it does not change original lists
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l1 = [1, 2, 3]
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md.setlist('a', l1)
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del l1[:]
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self.assert_equal(md['a'], 1)
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# setdefault, setlistdefault
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self.assert_equal(md.setdefault('u', 23), 23)
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self.assert_equal(md.getlist('u'), [23])
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del md['u']
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md.setlist('u', [-1, -2])
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# delitem
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del md['u']
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with self.assert_raises(KeyError):
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md['u']
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del md['d']
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self.assert_equal(md.getlist('d'), [])
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# keys, values, items, lists
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self.assert_equal(list(sorted(md.keys())), ['a', 'b', 'c'])
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self.assert_equal(list(sorted(iterkeys(md))), ['a', 'b', 'c'])
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self.assert_equal(list(sorted(itervalues(md))), [1, 2, 3])
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self.assert_equal(list(sorted(itervalues(md))), [1, 2, 3])
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self.assert_equal(list(sorted(md.items())),
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[('a', 1), ('b', 2), ('c', 3)])
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self.assert_equal(list(sorted(md.items(multi=True))),
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[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)])
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self.assert_equal(list(sorted(iteritems(md))),
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[('a', 1), ('b', 2), ('c', 3)])
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self.assert_equal(list(sorted(iteritems(md, multi=True))),
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[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)])
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self.assert_equal(list(sorted(md.lists())),
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[('a', [1, 2, 3]), ('b', [2]), ('c', [3])])
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self.assert_equal(list(sorted(iterlists(md))),
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[('a', [1, 2, 3]), ('b', [2]), ('c', [3])])
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# copy method
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c = md.copy()
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self.assert_equal(c['a'], 1)
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self.assert_equal(c.getlist('a'), [1, 2, 3])
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# copy method 2
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c = copy(md)
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self.assert_equal(c['a'], 1)
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self.assert_equal(c.getlist('a'), [1, 2, 3])
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# update with a multidict
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od = self.storage_class([('a', 4), ('a', 5), ('y', 0)])
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md.update(od)
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self.assert_equal(md.getlist('a'), [1, 2, 3, 4, 5])
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self.assert_equal(md.getlist('y'), [0])
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# update with a regular dict
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md = c
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od = {'a': 4, 'y': 0}
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md.update(od)
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self.assert_equal(md.getlist('a'), [1, 2, 3, 4])
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self.assert_equal(md.getlist('y'), [0])
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# pop, poplist, popitem, popitemlist
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self.assert_equal(md.pop('y'), 0)
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assert 'y' not in md
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self.assert_equal(md.poplist('a'), [1, 2, 3, 4])
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assert 'a' not in md
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self.assert_equal(md.poplist('missing'), [])
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# remaining: b=2, c=3
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popped = md.popitem()
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assert popped in [('b', 2), ('c', 3)]
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popped = md.popitemlist()
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assert popped in [('b', [2]), ('c', [3])]
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# type conversion
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md = self.storage_class({'a': '4', 'b': ['2', '3']})
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self.assert_equal(md.get('a', type=int), 4)
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self.assert_equal(md.getlist('b', type=int), [2, 3])
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# repr
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md = self.storage_class([('a', 1), ('a', 2), ('b', 3)])
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assert "('a', 1)" in repr(md)
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assert "('a', 2)" in repr(md)
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assert "('b', 3)" in repr(md)
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# add and getlist
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md.add('c', '42')
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md.add('c', '23')
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self.assert_equal(md.getlist('c'), ['42', '23'])
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md.add('c', 'blah')
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self.assert_equal(md.getlist('c', type=int), [42, 23])
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# setdefault
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md = self.storage_class()
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md.setdefault('x', []).append(42)
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md.setdefault('x', []).append(23)
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self.assert_equal(md['x'], [42, 23])
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# to dict
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md = self.storage_class()
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md['foo'] = 42
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md.add('bar', 1)
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md.add('bar', 2)
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self.assert_equal(md.to_dict(), {'foo': 42, 'bar': 1})
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self.assert_equal(md.to_dict(flat=False), {'foo': [42], 'bar': [1, 2]})
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# popitem from empty dict
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with self.assert_raises(KeyError):
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self.storage_class().popitem()
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with self.assert_raises(KeyError):
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self.storage_class().popitemlist()
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# key errors are of a special type
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with self.assert_raises(BadRequestKeyError):
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self.storage_class()[42]
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# setlist works
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md = self.storage_class()
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md['foo'] = 42
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md.setlist('foo', [1, 2])
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self.assert_equal(md.getlist('foo'), [1, 2])
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class ImmutableDictBaseTestCase(WerkzeugTestCase):
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storage_class = None
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def test_follows_dict_interface(self):
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cls = self.storage_class
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data = {'foo': 1, 'bar': 2, 'baz': 3}
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d = cls(data)
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self.assert_equal(d['foo'], 1)
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self.assert_equal(d['bar'], 2)
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self.assert_equal(d['baz'], 3)
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self.assert_equal(sorted(d.keys()), ['bar', 'baz', 'foo'])
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self.assert_true('foo' in d)
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self.assert_true('foox' not in d)
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self.assert_equal(len(d), 3)
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def test_copies_are_mutable(self):
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cls = self.storage_class
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immutable = cls({'a': 1})
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with self.assert_raises(TypeError):
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immutable.pop('a')
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mutable = immutable.copy()
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mutable.pop('a')
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self.assert_true('a' in immutable)
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self.assert_true(mutable is not immutable)
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self.assert_true(copy(immutable) is immutable)
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def test_dict_is_hashable(self):
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cls = self.storage_class
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immutable = cls({'a': 1, 'b': 2})
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immutable2 = cls({'a': 2, 'b': 2})
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x = set([immutable])
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self.assert_true(immutable in x)
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self.assert_true(immutable2 not in x)
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x.discard(immutable)
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self.assert_true(immutable not in x)
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self.assert_true(immutable2 not in x)
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x.add(immutable2)
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self.assert_true(immutable not in x)
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self.assert_true(immutable2 in x)
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x.add(immutable)
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self.assert_true(immutable in x)
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self.assert_true(immutable2 in x)
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class ImmutableTypeConversionDictTestCase(ImmutableDictBaseTestCase):
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storage_class = datastructures.ImmutableTypeConversionDict
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class ImmutableMultiDictTestCase(ImmutableDictBaseTestCase):
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storage_class = datastructures.ImmutableMultiDict
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def test_multidict_is_hashable(self):
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cls = self.storage_class
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immutable = cls({'a': [1, 2], 'b': 2})
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immutable2 = cls({'a': [1], 'b': 2})
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x = set([immutable])
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self.assert_true(immutable in x)
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self.assert_true(immutable2 not in x)
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x.discard(immutable)
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self.assert_true(immutable not in x)
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self.assert_true(immutable2 not in x)
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x.add(immutable2)
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self.assert_true(immutable not in x)
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self.assert_true(immutable2 in x)
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x.add(immutable)
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self.assert_true(immutable in x)
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self.assert_true(immutable2 in x)
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class ImmutableDictTestCase(ImmutableDictBaseTestCase):
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storage_class = datastructures.ImmutableDict
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class ImmutableOrderedMultiDictTestCase(ImmutableDictBaseTestCase):
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storage_class = datastructures.ImmutableOrderedMultiDict
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def test_ordered_multidict_is_hashable(self):
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a = self.storage_class([('a', 1), ('b', 1), ('a', 2)])
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b = self.storage_class([('a', 1), ('a', 2), ('b', 1)])
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self.assert_not_equal(hash(a), hash(b))
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class MultiDictTestCase(MutableMultiDictBaseTestCase):
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storage_class = datastructures.MultiDict
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def test_multidict_pop(self):
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make_d = lambda: self.storage_class({'foo': [1, 2, 3, 4]})
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d = make_d()
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self.assert_equal(d.pop('foo'), 1)
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assert not d
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d = make_d()
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self.assert_equal(d.pop('foo', 32), 1)
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assert not d
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d = make_d()
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self.assert_equal(d.pop('foos', 32), 32)
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assert d
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with self.assert_raises(KeyError):
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d.pop('foos')
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def test_setlistdefault(self):
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md = self.storage_class()
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self.assert_equal(md.setlistdefault('u', [-1, -2]), [-1, -2])
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self.assert_equal(md.getlist('u'), [-1, -2])
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self.assert_equal(md['u'], -1)
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def test_iter_interfaces(self):
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mapping = [('a', 1), ('b', 2), ('a', 2), ('d', 3),
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('a', 1), ('a', 3), ('d', 4), ('c', 3)]
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md = self.storage_class(mapping)
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self.assert_equal(list(zip(md.keys(), md.listvalues())),
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list(md.lists()))
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self.assert_equal(list(zip(md, iterlistvalues(md))),
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list(iterlists(md)))
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self.assert_equal(list(zip(iterkeys(md), iterlistvalues(md))),
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list(iterlists(md)))
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class OrderedMultiDictTestCase(MutableMultiDictBaseTestCase):
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storage_class = datastructures.OrderedMultiDict
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def test_ordered_interface(self):
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cls = self.storage_class
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d = cls()
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assert not d
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d.add('foo', 'bar')
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self.assert_equal(len(d), 1)
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d.add('foo', 'baz')
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self.assert_equal(len(d), 1)
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self.assert_equal(list(iteritems(d)), [('foo', 'bar')])
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self.assert_equal(list(d), ['foo'])
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self.assert_equal(list(iteritems(d, multi=True)),
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[('foo', 'bar'), ('foo', 'baz')])
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del d['foo']
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assert not d
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self.assert_equal(len(d), 0)
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self.assert_equal(list(d), [])
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d.update([('foo', 1), ('foo', 2), ('bar', 42)])
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d.add('foo', 3)
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self.assert_equal(d.getlist('foo'), [1, 2, 3])
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self.assert_equal(d.getlist('bar'), [42])
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self.assert_equal(list(iteritems(d)), [('foo', 1), ('bar', 42)])
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expected = ['foo', 'bar']
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self.assert_sequence_equal(list(d.keys()), expected)
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self.assert_sequence_equal(list(d), expected)
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self.assert_sequence_equal(list(iterkeys(d)), expected)
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self.assert_equal(list(iteritems(d, multi=True)),
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[('foo', 1), ('foo', 2), ('bar', 42), ('foo', 3)])
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self.assert_equal(len(d), 2)
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self.assert_equal(d.pop('foo'), 1)
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assert d.pop('blafasel', None) is None
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self.assert_equal(d.pop('blafasel', 42), 42)
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self.assert_equal(len(d), 1)
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self.assert_equal(d.poplist('bar'), [42])
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assert not d
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d.get('missingkey') is None
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d.add('foo', 42)
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d.add('foo', 23)
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d.add('bar', 2)
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d.add('foo', 42)
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self.assert_equal(d, datastructures.MultiDict(d))
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id = self.storage_class(d)
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self.assert_equal(d, id)
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d.add('foo', 2)
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assert d != id
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d.update({'blah': [1, 2, 3]})
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self.assert_equal(d['blah'], 1)
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self.assert_equal(d.getlist('blah'), [1, 2, 3])
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# setlist works
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d = self.storage_class()
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d['foo'] = 42
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d.setlist('foo', [1, 2])
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self.assert_equal(d.getlist('foo'), [1, 2])
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with self.assert_raises(BadRequestKeyError):
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d.pop('missing')
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with self.assert_raises(BadRequestKeyError):
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d['missing']
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# popping
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d = self.storage_class()
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d.add('foo', 23)
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d.add('foo', 42)
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d.add('foo', 1)
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self.assert_equal(d.popitem(), ('foo', 23))
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with self.assert_raises(BadRequestKeyError):
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d.popitem()
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assert not d
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d.add('foo', 23)
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d.add('foo', 42)
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d.add('foo', 1)
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self.assert_equal(d.popitemlist(), ('foo', [23, 42, 1]))
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with self.assert_raises(BadRequestKeyError):
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d.popitemlist()
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def test_iterables(self):
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a = datastructures.MultiDict((("key_a", "value_a"),))
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b = datastructures.MultiDict((("key_b", "value_b"),))
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ab = datastructures.CombinedMultiDict((a,b))
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self.assert_equal(sorted(ab.lists()), [('key_a', ['value_a']), ('key_b', ['value_b'])])
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self.assert_equal(sorted(ab.listvalues()), [['value_a'], ['value_b']])
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self.assert_equal(sorted(ab.keys()), ["key_a", "key_b"])
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self.assert_equal(sorted(iterlists(ab)), [('key_a', ['value_a']), ('key_b', ['value_b'])])
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self.assert_equal(sorted(iterlistvalues(ab)), [['value_a'], ['value_b']])
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self.assert_equal(sorted(iterkeys(ab)), ["key_a", "key_b"])
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class CombinedMultiDictTestCase(WerkzeugTestCase):
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storage_class = datastructures.CombinedMultiDict
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def test_basic_interface(self):
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d1 = datastructures.MultiDict([('foo', '1')])
|
|
d2 = datastructures.MultiDict([('bar', '2'), ('bar', '3')])
|
|
d = self.storage_class([d1, d2])
|
|
|
|
# lookup
|
|
self.assert_equal(d['foo'], '1')
|
|
self.assert_equal(d['bar'], '2')
|
|
self.assert_equal(d.getlist('bar'), ['2', '3'])
|
|
|
|
self.assert_equal(sorted(d.items()),
|
|
[('bar', '2'), ('foo', '1')])
|
|
self.assert_equal(sorted(d.items(multi=True)),
|
|
[('bar', '2'), ('bar', '3'), ('foo', '1')])
|
|
assert 'missingkey' not in d
|
|
assert 'foo' in d
|
|
|
|
# type lookup
|
|
self.assert_equal(d.get('foo', type=int), 1)
|
|
self.assert_equal(d.getlist('bar', type=int), [2, 3])
|
|
|
|
# get key errors for missing stuff
|
|
with self.assert_raises(KeyError):
|
|
d['missing']
|
|
|
|
# make sure that they are immutable
|
|
with self.assert_raises(TypeError):
|
|
d['foo'] = 'blub'
|
|
|
|
# copies are immutable
|
|
d = d.copy()
|
|
with self.assert_raises(TypeError):
|
|
d['foo'] = 'blub'
|
|
|
|
# make sure lists merges
|
|
md1 = datastructures.MultiDict((("foo", "bar"),))
|
|
md2 = datastructures.MultiDict((("foo", "blafasel"),))
|
|
x = self.storage_class((md1, md2))
|
|
self.assert_equal(list(iterlists(x)), [('foo', ['bar', 'blafasel'])])
|
|
|
|
|
|
class HeadersTestCase(WerkzeugTestCase):
|
|
storage_class = datastructures.Headers
|
|
|
|
def test_basic_interface(self):
|
|
headers = self.storage_class()
|
|
headers.add('Content-Type', 'text/plain')
|
|
headers.add('X-Foo', 'bar')
|
|
assert 'x-Foo' in headers
|
|
assert 'Content-type' in headers
|
|
|
|
headers['Content-Type'] = 'foo/bar'
|
|
self.assert_equal(headers['Content-Type'], 'foo/bar')
|
|
self.assert_equal(len(headers.getlist('Content-Type')), 1)
|
|
|
|
# list conversion
|
|
self.assert_equal(headers.to_wsgi_list(), [
|
|
('Content-Type', 'foo/bar'),
|
|
('X-Foo', 'bar')
|
|
])
|
|
self.assert_equal(str(headers), (
|
|
"Content-Type: foo/bar\r\n"
|
|
"X-Foo: bar\r\n"
|
|
"\r\n"))
|
|
self.assert_equal(str(self.storage_class()), "\r\n")
|
|
|
|
# extended add
|
|
headers.add('Content-Disposition', 'attachment', filename='foo')
|
|
self.assert_equal(headers['Content-Disposition'],
|
|
'attachment; filename=foo')
|
|
|
|
headers.add('x', 'y', z='"')
|
|
self.assert_equal(headers['x'], r'y; z="\""')
|
|
|
|
def test_defaults_and_conversion(self):
|
|
# defaults
|
|
headers = self.storage_class([
|
|
('Content-Type', 'text/plain'),
|
|
('X-Foo', 'bar'),
|
|
('X-Bar', '1'),
|
|
('X-Bar', '2')
|
|
])
|
|
self.assert_equal(headers.getlist('x-bar'), ['1', '2'])
|
|
self.assert_equal(headers.get('x-Bar'), '1')
|
|
self.assert_equal(headers.get('Content-Type'), 'text/plain')
|
|
|
|
self.assert_equal(headers.setdefault('X-Foo', 'nope'), 'bar')
|
|
self.assert_equal(headers.setdefault('X-Bar', 'nope'), '1')
|
|
self.assert_equal(headers.setdefault('X-Baz', 'quux'), 'quux')
|
|
self.assert_equal(headers.setdefault('X-Baz', 'nope'), 'quux')
|
|
headers.pop('X-Baz')
|
|
|
|
# type conversion
|
|
self.assert_equal(headers.get('x-bar', type=int), 1)
|
|
self.assert_equal(headers.getlist('x-bar', type=int), [1, 2])
|
|
|
|
# list like operations
|
|
self.assert_equal(headers[0], ('Content-Type', 'text/plain'))
|
|
self.assert_equal(headers[:1], self.storage_class([('Content-Type', 'text/plain')]))
|
|
del headers[:2]
|
|
del headers[-1]
|
|
self.assert_equal(headers, self.storage_class([('X-Bar', '1')]))
|
|
|
|
def test_copying(self):
|
|
a = self.storage_class([('foo', 'bar')])
|
|
b = a.copy()
|
|
a.add('foo', 'baz')
|
|
self.assert_equal(a.getlist('foo'), ['bar', 'baz'])
|
|
self.assert_equal(b.getlist('foo'), ['bar'])
|
|
|
|
def test_popping(self):
|
|
headers = self.storage_class([('a', 1)])
|
|
self.assert_equal(headers.pop('a'), 1)
|
|
self.assert_equal(headers.pop('b', 2), 2)
|
|
|
|
with self.assert_raises(KeyError):
|
|
headers.pop('c')
|
|
|
|
def test_set_arguments(self):
|
|
a = self.storage_class()
|
|
a.set('Content-Disposition', 'useless')
|
|
a.set('Content-Disposition', 'attachment', filename='foo')
|
|
self.assert_equal(a['Content-Disposition'], 'attachment; filename=foo')
|
|
|
|
def test_reject_newlines(self):
|
|
h = self.storage_class()
|
|
|
|
for variation in 'foo\nbar', 'foo\r\nbar', 'foo\rbar':
|
|
with self.assert_raises(ValueError):
|
|
h['foo'] = variation
|
|
with self.assert_raises(ValueError):
|
|
h.add('foo', variation)
|
|
with self.assert_raises(ValueError):
|
|
h.add('foo', 'test', option=variation)
|
|
with self.assert_raises(ValueError):
|
|
h.set('foo', variation)
|
|
with self.assert_raises(ValueError):
|
|
h.set('foo', 'test', option=variation)
|
|
|
|
def test_slicing(self):
|
|
# there's nothing wrong with these being native strings
|
|
# Headers doesn't care about the data types
|
|
h = self.storage_class()
|
|
h.set('X-Foo-Poo', 'bleh')
|
|
h.set('Content-Type', 'application/whocares')
|
|
h.set('X-Forwarded-For', '192.168.0.123')
|
|
h[:] = [(k, v) for k, v in h if k.startswith(u'X-')]
|
|
self.assert_equal(list(h), [
|
|
('X-Foo-Poo', 'bleh'),
|
|
('X-Forwarded-For', '192.168.0.123')
|
|
])
|
|
|
|
def test_bytes_operations(self):
|
|
h = self.storage_class()
|
|
h.set('X-Foo-Poo', 'bleh')
|
|
h.set('X-Whoops', b'\xff')
|
|
|
|
self.assert_equal(h.get('x-foo-poo', as_bytes=True), b'bleh')
|
|
self.assert_equal(h.get('x-whoops', as_bytes=True), b'\xff')
|
|
|
|
|
|
class EnvironHeadersTestCase(WerkzeugTestCase):
|
|
storage_class = datastructures.EnvironHeaders
|
|
|
|
def test_basic_interface(self):
|
|
# this happens in multiple WSGI servers because they
|
|
# use a vary naive way to convert the headers;
|
|
broken_env = {
|
|
'HTTP_CONTENT_TYPE': 'text/html',
|
|
'CONTENT_TYPE': 'text/html',
|
|
'HTTP_CONTENT_LENGTH': '0',
|
|
'CONTENT_LENGTH': '0',
|
|
'HTTP_ACCEPT': '*',
|
|
'wsgi.version': (1, 0)
|
|
}
|
|
headers = self.storage_class(broken_env)
|
|
assert headers
|
|
self.assert_equal(len(headers), 3)
|
|
self.assert_equal(sorted(headers), [
|
|
('Accept', '*'),
|
|
('Content-Length', '0'),
|
|
('Content-Type', 'text/html')
|
|
])
|
|
assert not self.storage_class({'wsgi.version': (1, 0)})
|
|
self.assert_equal(len(self.storage_class({'wsgi.version': (1, 0)})), 0)
|
|
|
|
def test_return_type_is_unicode(self):
|
|
# environ contains native strings; we return unicode
|
|
headers = self.storage_class({
|
|
'HTTP_FOO': '\xe2\x9c\x93',
|
|
'CONTENT_TYPE': 'text/plain',
|
|
})
|
|
self.assert_equal(headers['Foo'], u"\xe2\x9c\x93")
|
|
assert isinstance(headers['Foo'], text_type)
|
|
assert isinstance(headers['Content-Type'], text_type)
|
|
iter_output = dict(iter(headers))
|
|
self.assert_equal(iter_output['Foo'], u"\xe2\x9c\x93")
|
|
assert isinstance(iter_output['Foo'], text_type)
|
|
assert isinstance(iter_output['Content-Type'], text_type)
|
|
|
|
def test_bytes_operations(self):
|
|
foo_val = '\xff'
|
|
h = self.storage_class({
|
|
'HTTP_X_FOO': foo_val
|
|
})
|
|
|
|
self.assert_equal(h.get('x-foo', as_bytes=True), b'\xff')
|
|
self.assert_equal(h.get('x-foo'), u'\xff')
|
|
|
|
|
|
class HeaderSetTestCase(WerkzeugTestCase):
|
|
storage_class = datastructures.HeaderSet
|
|
|
|
def test_basic_interface(self):
|
|
hs = self.storage_class()
|
|
hs.add('foo')
|
|
hs.add('bar')
|
|
assert 'Bar' in hs
|
|
self.assert_equal(hs.find('foo'), 0)
|
|
self.assert_equal(hs.find('BAR'), 1)
|
|
assert hs.find('baz') < 0
|
|
hs.discard('missing')
|
|
hs.discard('foo')
|
|
assert hs.find('foo') < 0
|
|
self.assert_equal(hs.find('bar'), 0)
|
|
|
|
with self.assert_raises(IndexError):
|
|
hs.index('missing')
|
|
|
|
self.assert_equal(hs.index('bar'), 0)
|
|
assert hs
|
|
hs.clear()
|
|
assert not hs
|
|
|
|
|
|
class ImmutableListTestCase(WerkzeugTestCase):
|
|
storage_class = datastructures.ImmutableList
|
|
|
|
def test_list_hashable(self):
|
|
t = (1, 2, 3, 4)
|
|
l = self.storage_class(t)
|
|
self.assert_equal(hash(t), hash(l))
|
|
self.assert_not_equal(t, l)
|
|
|
|
|
|
def make_call_asserter(assert_equal_func, func=None):
|
|
"""Utility to assert a certain number of function calls.
|
|
|
|
>>> assert_calls, func = make_call_asserter(self.assert_equal)
|
|
>>> with assert_calls(2):
|
|
func()
|
|
func()
|
|
"""
|
|
|
|
calls = [0]
|
|
|
|
@contextmanager
|
|
def asserter(count, msg=None):
|
|
calls[0] = 0
|
|
yield
|
|
assert_equal_func(calls[0], count, msg)
|
|
|
|
def wrapped(*args, **kwargs):
|
|
calls[0] += 1
|
|
if func is not None:
|
|
return func(*args, **kwargs)
|
|
|
|
return asserter, wrapped
|
|
|
|
|
|
class CallbackDictTestCase(WerkzeugTestCase):
|
|
storage_class = datastructures.CallbackDict
|
|
|
|
def test_callback_dict_reads(self):
|
|
assert_calls, func = make_call_asserter(self.assert_equal)
|
|
initial = {'a': 'foo', 'b': 'bar'}
|
|
dct = self.storage_class(initial=initial, on_update=func)
|
|
with assert_calls(0, 'callback triggered by read-only method'):
|
|
# read-only methods
|
|
dct['a']
|
|
dct.get('a')
|
|
self.assert_raises(KeyError, lambda: dct['x'])
|
|
'a' in dct
|
|
list(iter(dct))
|
|
dct.copy()
|
|
with assert_calls(0, 'callback triggered without modification'):
|
|
# methods that may write but don't
|
|
dct.pop('z', None)
|
|
dct.setdefault('a')
|
|
|
|
def test_callback_dict_writes(self):
|
|
assert_calls, func = make_call_asserter(self.assert_equal)
|
|
initial = {'a': 'foo', 'b': 'bar'}
|
|
dct = self.storage_class(initial=initial, on_update=func)
|
|
with assert_calls(8, 'callback not triggered by write method'):
|
|
# always-write methods
|
|
dct['z'] = 123
|
|
dct['z'] = 123 # must trigger again
|
|
del dct['z']
|
|
dct.pop('b', None)
|
|
dct.setdefault('x')
|
|
dct.popitem()
|
|
dct.update([])
|
|
dct.clear()
|
|
with assert_calls(0, 'callback triggered by failed del'):
|
|
self.assert_raises(KeyError, lambda: dct.__delitem__('x'))
|
|
with assert_calls(0, 'callback triggered by failed pop'):
|
|
self.assert_raises(KeyError, lambda: dct.pop('x'))
|
|
|
|
|
|
def suite():
|
|
suite = unittest.TestSuite()
|
|
suite.addTest(unittest.makeSuite(MultiDictTestCase))
|
|
suite.addTest(unittest.makeSuite(OrderedMultiDictTestCase))
|
|
suite.addTest(unittest.makeSuite(CombinedMultiDictTestCase))
|
|
suite.addTest(unittest.makeSuite(ImmutableTypeConversionDictTestCase))
|
|
suite.addTest(unittest.makeSuite(ImmutableMultiDictTestCase))
|
|
suite.addTest(unittest.makeSuite(ImmutableDictTestCase))
|
|
suite.addTest(unittest.makeSuite(ImmutableOrderedMultiDictTestCase))
|
|
suite.addTest(unittest.makeSuite(HeadersTestCase))
|
|
suite.addTest(unittest.makeSuite(EnvironHeadersTestCase))
|
|
suite.addTest(unittest.makeSuite(HeaderSetTestCase))
|
|
suite.addTest(unittest.makeSuite(NativeItermethodsTestCase))
|
|
suite.addTest(unittest.makeSuite(CallbackDictTestCase))
|
|
return suite
|