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# test errors operating on bignum
i = 1 << 65
try:
i << -1
except ValueError:
print("ValueError")
try:
len(i)
except TypeError:
print("TypeError")
try:
1 in i
except TypeError:
print("TypeError")
# overflow because rhs of >> is being converted to machine int
try:
1 >> i
except OverflowError:
print('OverflowError')
# to test conversion of negative mpz to machine int
# (we know << will convert to machine int, even though it fails to do the shift)
try:
i << (-(i >> 40))
except ValueError:
print('ValueError')
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