def test_from_unpack_usage(self):
layout = [
('first_name', 12),
('last_name', 15),
('middle_initial', 1),
('age', 3)
]
inp = "jeremy lowery s"
rec = st.unpack(inp, layout)
rec['last_name'] = 'smith'
res = "jeremy smith s "
self.assertEquals(st.pack(rec, layout), res)
self.assertEquals(rec.pack(), res)
def test_standalone_usage(self):
data = {
'first_name': 'jeremy',
'last_name': 'lowery',
'middle_initial': 's',
'age': '031',
'colors': ['0001', '0002', '0003']
}
text = st.pack(data, [
('first_name', 12),
('last_name', 15),
('middle_initial', 1),
('age', 3),
('colors[3]', 4)
])
inp = "jeremy lowery s031000100020003"
self.assertEquals(text, inp)
