def test_issue_14_v0_3_7():
# d = Fxp('0b000.00000000000000000001011101010110101011101010101010101010101010101010101010101001010101010101010101001010101001010101010101010',
# True, n_word=128, n_frac=125, rounding='around')
# assert d.bin(frac_dot=True) == '000.00000000000000000001011101010110101011101010101010101010101010101010101010101001010101010101010101001010101001010101010101010'
d = Fxp(
'0b00000000000000000000001011101010110101011101010101010101010101010101010101010101001010101010101010101001010101001010101010101010',
True,
n_word=128,
n_frac=125,
rounding='around',
raw=True)
assert d.bin(
) == '00000000000000000000001011101010110101011101010101010101010101010101010101010101001010101010101010101001010101001010101010101010'
def test_base_representations():
x = Fxp(0.0, True, 8, 4)
# decimal positive
x(2.5)
assert x.bin() == '00101000'
assert x.hex() == '0x28'
assert x.base_repr(2) == '101000'
assert x.base_repr(16) == '28'
# decimal negative
x(-7.25)
assert x.bin() == '10001100'
assert x.bin(frac_dot=True) == '1000.1100'
assert x.hex() == '0x8c'
assert x.base_repr(2) == '-1110100'
assert x.base_repr(2, frac_dot=True) == '-111.0100'
assert x.base_repr(16) == '-74'
# complex
x(1.5 + 1j * 0.75)
assert x.bin() == '00011000+00001100j'
assert x.hex() == '0x18+0xcj'
assert x.base_repr(2) == '11000+1100j'
assert x.base_repr(16) == '18+Cj'
x(1.5 - 1j * 0.75)
assert x.bin() == '00011000+11110100j'
assert x.hex() == '0x18+0xf4j'
assert x.base_repr(2) == '11000-1100j'
assert x.base_repr(16) == '18-Cj'
x(-1.5 + 1j * 0.75)
assert x.bin() == '11101000+00001100j'
assert x.hex() == '0xe8+0xcj'
assert x.base_repr(2) == '-11000+1100j'
assert x.base_repr(16) == '-18+Cj'
def test_base_representations():
x = Fxp(0.0, True, 8, 4)
# decimal positive
x(2.5)
assert x.bin() == '00101000'
assert x.hex() == '0x28'
assert x.hex(padding=False) == '0x28'
assert x.base_repr(2) == '101000'
assert x.base_repr(16) == '28'
# decimal negative
x(-7.25)
assert x.bin() == '10001100'
assert x.bin(frac_dot=True) == '1000.1100'
assert x.hex() == '0x8C'
assert x.hex(padding=False) == '0x8C'
assert x.base_repr(2) == '-1110100'
assert x.base_repr(2, frac_dot=True) == '-111.0100'
assert x.base_repr(16) == '-74'
# complex
x(1.5 + 1j * 0.75)
assert x.bin() == '00011000+00001100j'
assert x.hex() == '0x18+0x0Cj'
assert x.hex(padding=False) == '0x18+0xCj'
assert x.base_repr(2) == '11000+1100j'
assert x.base_repr(16) == '18+Cj'
x(1.5 - 1j * 0.75)
assert x.bin() == '00011000+11110100j'
assert x.hex() == '0x18+0xF4j'
assert x.hex(padding=False) == '0x18+0xF4j'
assert x.base_repr(2) == '11000-1100j'
assert x.base_repr(16) == '18-Cj'
x(-1.5 + 1j * 0.75)
assert x.bin() == '11101000+00001100j'
assert x.hex() == '0xE8+0x0Cj'
assert x.hex(padding=False) == '0xE8+0xCj'
assert x.base_repr(2) == '-11000+1100j'
assert x.base_repr(16) == '-18+Cj'
# padding
x = Fxp(3.125, True, 31, 5)
y = Fxp(-3.125, True, 31, 5)
assert x.hex() == '0x00000064'
assert y.hex() == '0x7FFFFF9C'
x = Fxp(3.125, True, 32, 5)
y = Fxp(-3.125, True, 32, 5)
assert x.hex() == '0x00000064'
assert y.hex() == '0xFFFFFF9C'
x = Fxp(3.125, True, 33, 5)
y = Fxp(-3.125, True, 33, 5)
assert x.hex() == '0x000000064'
assert y.hex() == '0x1FFFFFF9C'
