def test_valid_pack(self):
"""Test packing valid fixed point values."""
precision = 8
field = ('a', 'F', 'i', precision)
self.assertTrue(ElementFixedPoint.valid(field))
elem = ElementFixedPoint(field, Mode.Big)
test_values = [
({'a': '4'}, 4),
({'a': 13.5}, 13.5),
({'a': '13.5'}, '13.5'),
({'a': '13.500'}, '13.500'),
({'a': Decimal('13.500')}, '13.500'),
({'a': 1.1 + 2.2}, '3.3'),
]
multiplier = 2 ** precision
for (in_val, out_val) in test_values:
ret = elem.pack(in_val)
if not isinstance(out_val, Decimal):
out_val = Decimal(out_val)
self.assertEqual(ret, int((out_val * multiplier)).to_bytes(4, 'big'))
