def test_mapping_popall_removes_the_item():
m = Mapping()
m['foo'] = 1
m['foo'] = 1
m['foo'] = 3
m.popall('foo')
assert 'foo' not in m, m.keys()
def test_mapping_deleting_a_key_removes_it_entirely():
m = Mapping()
m['foo'] = 1
m['foo'] = 2
m['foo'] = 3
del m['foo']
assert 'foo' not in m, m.keys()
def test_mapping_pop_removes_the_item_if_that_was_the_last_value():
m = Mapping()
m['foo'] = 1
m.pop('foo')
expected = []
actual = m.keys()
assert actual == expected, actual
def extract_rfc2396_params(path):
"""RFC2396 section 3.3 says that path components of a URI can have
'a sequence of parameters, indicated by the semicolon ";" character.'
and that ' Within a path segment, the characters "/", ";", "=", and
"?" are reserved.' This way you can do
/frisbee;color=red;size=small/logo;sponsor=w3c;color=black/image.jpg
and each path segment gets its own params.
* path should be raw so we don't split or operate on a decoded character
* output is decoded
"""
pathsegs = path.lstrip(b'/').split(b'/')
def decode(input):
return urllib.unquote(input).decode('UTF-8')
segments_with_params = []
for component in pathsegs:
parts = component.split(b';')
params = Mapping()
segment = decode(parts[0])
for p in parts[1:]:
if '=' in p:
k, v = p.split(b'=', 1)
else:
k, v = p, b''
params.add(decode(k), decode(v))
segments_with_params.append(PathPart(segment, params))
return segments_with_params
def test_mapping_subscript_access_returns_last():
m = Mapping()
m['foo'] = 'bar'
m['foo'] = 'baz'
m['foo'] = 'buz'
expected = 'buz'
actual = m['foo']
assert actual == expected, actual
def test_mapping_popall_returns_a_list():
m = Mapping()
m['foo'] = 1
m.add('foo', 1)
m.add('foo', 3)
expected = [1, 1, 3]
actual = m.popall('foo')
assert actual == expected, actual
def test_mapping_subscript_assignment_clobbers():
m = Mapping()
m['foo'] = 'bar'
m['foo'] = 'baz'
m['foo'] = 'buz'
expected = ['buz']
actual = dict.__getitem__(m, 'foo')
assert actual == expected, actual
def test_mapping_pop_returns_the_last_item():
m = Mapping()
m['foo'] = 1
m.add('foo', 1)
m.add('foo', 3)
expected = 3
actual = m.pop('foo')
assert actual == expected, actual
def test_mapping_all_returns_list_of_all_values():
m = Mapping()
m['foo'] = 'bar'
m.add('foo', 'baz')
m.add('foo', 'buz')
expected = ['bar', 'baz', 'buz']
actual = m.all('foo')
assert actual == expected, actual
def test_mapping_get_returns_last():
m = Mapping()
m['foo'] = 'bar'
m['foo'] = 'baz'
m['foo'] = 'buz'
expected = 'buz'
actual = m.get('foo')
assert actual == expected, actual
def test_default_mapping_is_case_insensitive():
m = Mapping()
m['Foo'] = 1
m['foo'] = 1
m['fOO'] = 1
m['FOO'] = 1
expected = [1]
actual = m.all('foo')
assert actual == expected, actual
def test_mapping_pop_leaves_the_rest():
m = Mapping()
m['foo'] = 1
m.add('foo', 1)
m.add('foo', 3)
m.pop('foo')
expected = [1, 1]
actual = m.all('foo')
assert actual == expected, actual
def test_accessing_missing_key_calls_keyerror():
m = Mapping()
class Foobar(Exception):
pass
def raise_foobar(self):
raise Foobar
m.keyerror = raise_foobar
raises(Foobar, lambda k: m[k], 'foo')
raises(Foobar, m.ones, 'foo')
def test_mapping_ones_returns_list_of_last_values():
m = Mapping()
m['foo'] = 1
m['foo'] = 2
m['bar'] = 3
m['bar'] = 4
m['bar'] = 5
m['baz'] = 6
m['baz'] = 7
m['baz'] = 8
m['baz'] = 9
expected = [2, 5, 9]
actual = m.ones('foo', 'bar', 'baz')
assert actual == expected, actual
def test_mapping_pop_raises_KeyError_by_default():
m = Mapping()
with raises(KeyError):
m.pop('foo')
def test_mapping_calling_ones_with_missing_key_raises_Response():
m = Mapping()
assert_raises(Response, m.ones, 'foo')
def test_accessing_missing_key_raises_Response():
m = Mapping()
assert_raises(Response, lambda k: m[k], 'foo')
def test_mapping_all_returns_empty_list_when_key_is_missing():
m = Mapping()
expected = []
actual = m.all('foo')
assert actual == expected
def test_mapping_get_returns_default():
m = Mapping()
expected = 'cheese'
actual = m.get('foo', 'cheese')
assert actual == expected, actual
def test_mapping_get_default_default_is_None():
m = Mapping()
expected = None
actual = m.get('foo')
assert actual is expected, actual
