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import pytest
from viewstate import *
class TestViewState(object):
def test_blank(self):
vs = ViewState()
assert not vs.is_valid()
def test_is_valid(self):
for s in ['ngcs', 'mot']:
with open(f'tests/samples/{s}.sample', 'r') as f:
vs = ViewState(f.read())
assert vs.is_valid() is True
def test_invalid_base64(self):
with pytest.raises(ViewStateException):
vs = ViewState('hello')
def test_invalid_decode(self):
with pytest.raises(ViewStateException):
vs = ViewState(raw=b'\x01\x02')
vs.decode()
def test_parse_int_value(self):
vs = ViewState(raw=b'\xff\x01\x02\x88\x01')
assert vs.decode() == 136
def test_parse_const_value(self):
vs = ViewState(raw=b'\xff\x01\x67')
assert vs.decode() is True
def test_parse_string_value(self):
s = 'abcdefghij'
vs = ViewState(raw=b'\xff\x01\x05\x0a' + s.encode())
assert vs.decode() == s
def test_parse_simple_dict(self):
vs = ViewState(raw=b'\xff\x01\x18\x02\x05\x01a\x05\x01b\x05\x01c\x05\x01d')
assert vs.decode() == {'a': 'b', 'c': 'd'}
def test_parse_simple_list(self):
vs = ViewState(raw=b'\xff\x01\x16\x05\x05\x01a\x05\x01b\x05\x01c\x05\x01d\x05\x01e')
assert vs.decode() == ['a', 'b', 'c', 'd', 'e']
def test_parse_simple_pair(self):
vs = ViewState(raw=b'\xff\x01\x0f\x67\x68')
assert vs.decode() == (True, False)
def test_parse_complex_pair(self):
vs = ViewState()
vs.raw = b'\xff\x01\x0f\x67\x0f\x68\x66'
assert vs.decode() == (True, (False, 0))
vs.raw = b'\xff\x01\x0f\x0f\x67\x68\x66'
assert vs.decode() == ((True, False), 0)
vs.raw = b'\xff\x01\x0f\x0f\x67\x05\x061q2w3e\x66'
assert vs.decode() == ((True, '1q2w3e'), 0)
def test_parse_unknown(self):
with pytest.raises(ViewStateException):
vs = ViewState(raw=b'\xff\x01\x99\x99\x99')
assert vs.decode()
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