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# mode: run
# tag: internal
cdef extern from *:
int check_binary_version "__Pyx_check_binary_version" (unsigned long ct_version, unsigned long rt_version, int allow_newer) except -1
unsigned long get_runtime_version "__Pyx_get_runtime_version" ()
unsigned long PY_VERSION_HEX
def test_get_runtime_version():
"""
>>> test_get_runtime_version()
True
"""
cdef unsigned long rt_version = get_runtime_version()
return PY_VERSION_HEX & ~0xFF == rt_version or (hex(PY_VERSION_HEX), hex(rt_version))
def iter_hex_versions():
cdef long major, minor, dot
for major in range(0, 20):
for minor in range(0, 20, 3):
for dot in range(0, 20, 3):
yield ((major * 16 + minor) * 16 + dot) * 16
def test_compare_binary_versions_exact():
"""
>>> import warnings
>>> warnings.simplefilter("error")
>>> test_compare_binary_versions_exact()
>>> warnings.resetwarnings()
"""
cdef long major_and_minor = 0xFFFF0000
cdef long rt_version, ct_version
versions = list(iter_hex_versions())
for ct_version in versions:
for rt_version in versions:
if rt_version & major_and_minor == ct_version & major_and_minor:
assert check_binary_version(ct_version, rt_version, 0) == 0, (hex(rt_version), hex(ct_version))
else:
try:
check_binary_version(ct_version, rt_version, 0)
except Warning as exc:
assert "does not match runtime version" in str(exc), exc
else:
assert not "raised", (hex(rt_version), hex(ct_version))
def test_compare_binary_versions_minimum():
"""
>>> import warnings
>>> warnings.simplefilter("error")
>>> test_compare_binary_versions_minimum()
>>> warnings.resetwarnings()
"""
cdef long major_and_minor = 0xFFFF0000
cdef long rt_version, ct_version
versions = list(iter_hex_versions())
for ct_version in versions:
for rt_version in versions:
if rt_version & major_and_minor >= ct_version & major_and_minor:
result = check_binary_version(ct_version, rt_version, 1)
if rt_version & major_and_minor > ct_version & major_and_minor:
assert result == 1, (hex(rt_version), hex(ct_version))
else:
assert result == 0, (hex(rt_version), hex(ct_version))
else:
try:
check_binary_version(ct_version, rt_version, 1)
except Warning as exc:
if rt_version & major_and_minor < ct_version & major_and_minor:
assert "was newer than runtime version" in str(exc), exc
else:
assert "does not match runtime version" in str(exc), exc
else:
assert not "raised", (hex(rt_version), hex(ct_version))
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