def test_deep_merge(self):
a = {
'first': {
'second': {
'key': 'value',
'otherkey': 'othervalue'
},
'key': 'value'
}
}
b = {
'first': {
'second': {
'otherkey': 'newvalue',
'yetanotherkey': 'yetanothervalue'
}
}
}
deep_merge(a, b)
expected = {
'first': {
'second': {
'key': 'value',
'otherkey': 'newvalue',
'yetanotherkey': 'yetanothervalue'
},
'key': 'value'
}
}
self.assertEqual(a, expected)
def test_merge_list(self):
# Lists are treated as opaque data and so no effort should be made to
# combine them.
a = {'key': ['original']}
b = {'key': ['new']}
deep_merge(a, b)
self.assertEqual(a, {'key': ['new']})
def test_simple_merge(self):
a = {'key': 'value'}
b = {'otherkey': 'othervalue'}
deep_merge(a, b)
expected = {'key': 'value', 'otherkey': 'othervalue'}
self.assertEqual(a, expected)
def test_merge_overrides_value(self):
# The value from b is always taken, even when it's a different type
a = {'key': 'original'}
b = {'key': {'newkey': 'newvalue'}}
deep_merge(a, b)
self.assertEqual(a, {'key': {'newkey': 'newvalue'}})
a = {'key': {'anotherkey': 'value'}}
b = {'key': 'newvalue'}
deep_merge(a, b)
self.assertEqual(a, {'key': 'newvalue'})
def test_merge_boolean(self):
# The value from b is always taken
a = {'key': False}
b = {'key': True}
deep_merge(a, b)
self.assertEqual(a, {'key': True})
a = {'key': True}
b = {'key': False}
deep_merge(a, b)
self.assertEqual(a, {'key': False})
def test_merge_number(self):
# The value from b is always taken
a = {'key': 10}
b = {'key': 45}
deep_merge(a, b)
self.assertEqual(a, {'key': 45})
a = {'key': 45}
b = {'key': 10}
deep_merge(a, b)
self.assertEqual(a, {'key': 10})
def call(self, context):
deep_merge(self.source_copy, context)
return self.source_copy
def test_merge_none_deletes_from_base(self):
a = {'key': 'value', 'other': 'value'}
b = {'other': None}
deep_merge(a, b)
self.assertEqual(a, {'key': 'value'})
def test_merge_when_no_extra(self):
a = {'key': 'value'}
b = None
deep_merge(a, b)
self.assertEqual(a, {'key': 'value'})
def test_merge_string(self):
a = {'key': 'value'}
b = {'key': 'othervalue'}
deep_merge(a, b)
self.assertEqual(a, {'key': 'othervalue'})
def call(initial_context, request_context):
source_copy = clone(initial_context)
deep_merge(source_copy, request_context)
return source_copy