Increased test coverage for django.utils.datastructures.MultiValueDict.
Co-authored-by: Mads Jensen <mje@inducks.org>
This commit is contained in:
Nick Pope
Mariusz Felisiak
parent
825f8470f5
commit
c3d9b8b28f
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@ -3,6 +3,7 @@ Tests for stuff in django.utils.datastructures.
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"""
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import copy
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import pickle
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from django.test import SimpleTestCase
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from django.utils.datastructures import (
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@ -57,28 +58,34 @@ class OrderedSetTests(SimpleTestCase):
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class MultiValueDictTests(SimpleTestCase):
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def test_repr(self):
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d = MultiValueDict({'key': 'value'})
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self.assertEqual(repr(d), "<MultiValueDict: {'key': 'value'}>")
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def test_multivaluedict(self):
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d = MultiValueDict({'name': ['Adrian', 'Simon'], 'position': ['Developer']})
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d = MultiValueDict({'name': ['Adrian', 'Simon'], 'position': ['Developer'], 'empty': []})
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self.assertEqual(d['name'], 'Simon')
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self.assertEqual(d.get('name'), 'Simon')
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self.assertEqual(d.getlist('name'), ['Adrian', 'Simon'])
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self.assertEqual(
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sorted(d.items()),
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[('name', 'Simon'), ('position', 'Developer')]
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list(d.items()),
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[('name', 'Simon'), ('position', 'Developer'), ('empty', [])]
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)
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self.assertEqual(
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sorted(d.lists()),
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[('name', ['Adrian', 'Simon']), ('position', ['Developer'])]
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list(d.lists()),
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[('name', ['Adrian', 'Simon']), ('position', ['Developer']), ('empty', [])]
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)
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with self.assertRaisesMessage(MultiValueDictKeyError, "'lastname'"):
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d.__getitem__('lastname')
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self.assertIsNone(d.get('empty'))
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self.assertEqual(d.get('empty', 'nonexistent'), 'nonexistent')
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self.assertIsNone(d.get('lastname'))
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self.assertEqual(d.get('lastname', 'nonexistent'), 'nonexistent')
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self.assertEqual(d.getlist('lastname'), [])
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self.assertEqual(d.getlist('doesnotexist', ['Adrian', 'Simon']), ['Adrian', 'Simon'])
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d.setlist('lastname', ['Holovaty', 'Willison'])
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self.assertEqual(d.getlist('lastname'), ['Holovaty', 'Willison'])
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self.assertEqual(sorted(d.values()), ['Developer', 'Simon', 'Willison'])
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self.assertEqual(list(d.values()), ['Simon', 'Developer', [], 'Willison'])
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def test_appendlist(self):
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d = MultiValueDict()
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@ -88,23 +95,31 @@ class MultiValueDictTests(SimpleTestCase):
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def test_copy(self):
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for copy_func in [copy.copy, lambda d: d.copy()]:
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d1 = MultiValueDict({
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"developers": ["Carl", "Fred"]
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})
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self.assertEqual(d1["developers"], "Fred")
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with self.subTest(copy_func):
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d1 = MultiValueDict({'developers': ['Carl', 'Fred']})
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self.assertEqual(d1['developers'], 'Fred')
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d2 = copy_func(d1)
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d2.update({"developers": "Groucho"})
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self.assertEqual(d2["developers"], "Groucho")
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self.assertEqual(d1["developers"], "Fred")
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d2.update({'developers': 'Groucho'})
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self.assertEqual(d2['developers'], 'Groucho')
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self.assertEqual(d1['developers'], 'Fred')
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d1 = MultiValueDict({
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"key": [[]]
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})
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self.assertEqual(d1["key"], [])
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d1 = MultiValueDict({'key': [[]]})
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self.assertEqual(d1['key'], [])
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d2 = copy_func(d1)
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d2["key"].append("Penguin")
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self.assertEqual(d1["key"], ["Penguin"])
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self.assertEqual(d2["key"], ["Penguin"])
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d2['key'].append('Penguin')
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self.assertEqual(d1['key'], ['Penguin'])
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self.assertEqual(d2['key'], ['Penguin'])
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def test_deepcopy(self):
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d1 = MultiValueDict({'a': [[123]]})
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d2 = copy.copy(d1)
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d3 = copy.deepcopy(d1)
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self.assertIs(d1['a'], d2['a'])
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self.assertIsNot(d1['a'], d3['a'])
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def test_pickle(self):
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x = MultiValueDict({'a': ['1', '2'], 'b': ['3']})
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self.assertEqual(x, pickle.loads(pickle.dumps(x)))
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def test_dict_translation(self):
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mvd = MultiValueDict({
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@ -112,7 +127,7 @@ class MultiValueDictTests(SimpleTestCase):
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'pm': ['Rory'],
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})
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d = mvd.dict()
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self.assertEqual(sorted(d), sorted(mvd))
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self.assertEqual(list(d), list(mvd))
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for key in mvd:
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self.assertEqual(d[key], mvd[key])
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@ -141,6 +156,45 @@ class MultiValueDictTests(SimpleTestCase):
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self.assertIsNone(x.getlist('a'))
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self.assertEqual(x.getlist('b'), [])
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def test_setitem(self):
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x = MultiValueDict({'a': [1, 2]})
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x['a'] = 3
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self.assertEqual(list(x.lists()), [('a', [3])])
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def test_setdefault(self):
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x = MultiValueDict({'a': [1, 2]})
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a = x.setdefault('a', 3)
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b = x.setdefault('b', 3)
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self.assertEqual(a, 2)
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self.assertEqual(b, 3)
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self.assertEqual(list(x.lists()), [('a', [1, 2]), ('b', [3])])
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def test_update_too_many_args(self):
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x = MultiValueDict({'a': []})
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msg = 'update expected at most 1 argument, got 2'
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with self.assertRaisesMessage(TypeError, msg):
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x.update(1, 2)
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def test_update_no_args(self):
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x = MultiValueDict({'a': []})
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x.update()
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self.assertEqual(list(x.lists()), [('a', [])])
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def test_update_dict_arg(self):
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x = MultiValueDict({'a': [1], 'b': [2], 'c': [3]})
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x.update({'a': 4, 'b': 5})
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self.assertEqual(list(x.lists()), [('a', [1, 4]), ('b', [2, 5]), ('c', [3])])
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def test_update_multivaluedict_arg(self):
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x = MultiValueDict({'a': [1], 'b': [2], 'c': [3]})
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x.update(MultiValueDict({'a': [4], 'b': [5]}))
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self.assertEqual(list(x.lists()), [('a', [1, 4]), ('b', [2, 5]), ('c', [3])])
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def test_update_kwargs(self):
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x = MultiValueDict({'a': [1], 'b': [2], 'c': [3]})
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x.update(a=4, b=5)
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self.assertEqual(list(x.lists()), [('a', [1, 4]), ('b', [2, 5]), ('c', [3])])
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class ImmutableListTests(SimpleTestCase):
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