def test_high_precision_stat_time():
def f():
st = os.stat('.')
# should be supported on all platforms, but give a result whose
# precision might be lower than full nanosecond
highprec = rposix_stat.get_stat_ns_as_bigint(st, "ctime")
return '%s;%s' % (st.st_ctime, highprec.str())
fc = compile(f, [])
as_string = fc()
asfloat, highprec = as_string.split(';')
asfloat = float(asfloat)
highprec = int(highprec)
st = os.stat('.')
assert abs(asfloat - st.st_ctime) < 500e-9
assert abs(highprec - int(st.st_ctime * 1e9)) < 500
assert abs(
rposix_stat.get_stat_ns_as_bigint(st, "ctime").tolong() -
st.st_ctime * 1e9) < 3
if rposix_stat.TIMESPEC is not None:
with lltype.scoped_alloc(rposix_stat.STAT_STRUCT.TO) as stresult:
rposix_stat.c_stat(".", stresult)
if sys.platform == "darwin":
assert 0 <= stresult.c_st_ctimespec.c_tv_nsec <= 999999999
assert highprec == (
int(stresult.c_st_ctimespec.c_tv_sec) * 1000000000 +
int(stresult.c_st_ctimespec.c_tv_nsec))
else:
assert 0 <= stresult.c_st_ctim.c_tv_nsec <= 999999999
assert highprec == (
int(stresult.c_st_ctim.c_tv_sec) * 1000000000 +
int(stresult.c_st_ctim.c_tv_nsec))
def test_high_precision_stat_time():
def f():
st = os.stat('.')
# should be supported on all platforms, but give a result whose
# precision might be lower than full nanosecond
highprec = rposix_stat.get_stat_ns_as_bigint(st, "ctime")
return '%s;%s' % (st.st_ctime, highprec.str())
fc = compile(f, [])
as_string = fc()
asfloat, highprec = as_string.split(';')
asfloat = float(asfloat)
highprec = int(highprec)
st = os.stat('.')
assert abs(asfloat - st.st_ctime) < 500e-9
assert abs(highprec - int(st.st_ctime * 1e9)) < 500
assert abs(rposix_stat.get_stat_ns_as_bigint(st, "ctime").tolong()
- st.st_ctime * 1e9) < 3
if rposix_stat.TIMESPEC is not None:
with lltype.scoped_alloc(rposix_stat.STAT_STRUCT.TO) as stresult:
rposix_stat.c_stat(".", stresult)
assert 0 <= stresult.c_st_ctim.c_tv_nsec <= 999999999
assert highprec == (int(stresult.c_st_ctim.c_tv_sec) * 1000000000
+ int(stresult.c_st_ctim.c_tv_nsec))