diff options
Diffstat (limited to 'tests/run/int128.pyx')
| -rw-r--r-- | tests/run/int128.pyx | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/tests/run/int128.pyx b/tests/run/int128.pyx index 8e31ee141..e99acf3d0 100644 --- a/tests/run/int128.pyx +++ b/tests/run/int128.pyx @@ -1,3 +1,4 @@ +# mode: run cdef extern from *: ctypedef long long int128_t "__int128_t" @@ -60,7 +61,16 @@ def unsigned_conversion(x): 340282366920938463463374607431768211455 >>> bigint(unsigned_conversion(2**128)) # doctest: +ELLIPSIS Traceback (most recent call last): - OverflowError: ... too big to convert + OverflowError: ... to convert... + >>> bigint(unsigned_conversion(2**128+1)) # doctest: +ELLIPSIS + Traceback (most recent call last): + OverflowError: ... to convert... + >>> bigint(unsigned_conversion(2**129-1)) # doctest: +ELLIPSIS + Traceback (most recent call last): + OverflowError: ... to convert... + >>> bigint(unsigned_conversion(2**129)) # doctest: +ELLIPSIS + Traceback (most recent call last): + OverflowError: ... to convert... """ cdef uint128_t n = x return n @@ -108,12 +118,23 @@ def signed_conversion(x): 170141183460469231731687303715884105727 >>> bigint(signed_conversion(2**127)) # doctest: +ELLIPSIS Traceback (most recent call last): - OverflowError: ... too big to convert + OverflowError: ... to convert... + >>> bigint(signed_conversion(-2**127+1)) + -170141183460469231731687303715884105727 >>> bigint(signed_conversion(-2**127)) -170141183460469231731687303715884105728 >>> bigint(signed_conversion(-2**127-1)) # doctest: +ELLIPSIS Traceback (most recent call last): - OverflowError: ... too big to convert + OverflowError: ... to convert... + >>> bigint(signed_conversion(-2**127-2)) # doctest: +ELLIPSIS + Traceback (most recent call last): + OverflowError: ... to convert... + >>> bigint(signed_conversion(-2**128+1)) # doctest: +ELLIPSIS + Traceback (most recent call last): + OverflowError: ... to convert... + >>> bigint(signed_conversion(-2**128)) # doctest: +ELLIPSIS + Traceback (most recent call last): + OverflowError: ... to convert... """ cdef int128_t n = x return n |