def utc_time(self):
libc = CDLL(self.__libc)
ts = self._TimeSpec()
status = libc.clock_gettime(0, byref(ts))
if status == 0:
return ClockTime(ts.seconds, ts.nanoseconds)
else:
raise RuntimeError("clock_gettime failed with status %d" % status)
def test_repr(self):
ct = ClockTime(123456.789)
self.assertTrue(repr(ct).startswith("ClockTime"))
def test_sub_object(self):
with self.assertRaises(TypeError):
_ = ClockTime(123456.789) - object()
def test_sub_duration_with_months(self):
with self.assertRaises(ValueError):
_ = ClockTime(123456.789) - Duration(months=1)
def test_sub_duration(self):
ct = ClockTime(123456.789) - Duration(seconds=1)
self.assertEqual(ct.seconds, 123455)
self.assertEqual(ct.nanoseconds, 789000000)
def test_sub_float(self):
ct = ClockTime(123456.789) - 0.1
self.assertEqual(ct.seconds, 123456)
self.assertEqual(ct.nanoseconds, 689000000)
def test_add_float(self):
ct = ClockTime(123456.789) + 0.1
self.assertEqual(ct.seconds, 123456)
self.assertEqual(ct.nanoseconds, 889000000)
def test_negative_nanoseconds(self):
ct = ClockTime(1, -1)
self.assertEqual(ct.seconds, 0)
self.assertEqual(ct.nanoseconds, 999999999)
def test_positive_nanoseconds(self):
ct = ClockTime(1, 1)
self.assertEqual(ct.seconds, 1)
self.assertEqual(ct.nanoseconds, 1)
def test_nanoseconds_overflow(self):
ct = ClockTime(0, 2123456789)
self.assertEqual(ct.seconds, 2)
self.assertEqual(ct.nanoseconds, 123456789)
def test_only_nanoseconds(self):
ct = ClockTime(0, 123456789)
self.assertEqual(ct.seconds, 0)
self.assertEqual(ct.nanoseconds, 123456789)
def test_zero_(self):
ct = ClockTime()
self.assertEqual(ct.seconds, 0)
self.assertEqual(ct.nanoseconds, 0)
def utc_time(self):
from time import time_ns
t = time_ns()
seconds, nanoseconds = divmod(t, 1000000000)
return ClockTime(seconds, nanoseconds)
def utc_time(self):
from time import time
seconds, nanoseconds = nano_divmod(int(time() * 1000000), 1000000)
return ClockTime(seconds, nanoseconds * 1000)