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[util] implement 'to_datetime()'

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This commit is contained in:
Mike Fährmann
2025-05-28 20:10:18 +02:00
parent 129fc00962
commit 17b2910938
2 changed files with 80 additions and 0 deletions
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52
test/test_util.py
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@@ -765,6 +765,58 @@ value = 123
self.assertEqual(f(["a", "b", "c"]), "a, b, c")
self.assertEqual(f([1, 2, 3]), "1, 2, 3")
@unittest.skipIf(sys.hexversion < 0x3070000,
"datetime.fromisoformat")
def test_to_datetime(self, f=util.to_datetime):
def _assert(value, expected):
result = f(value)
self.assertIsInstance(result, datetime.datetime)
self.assertEqual(result, expected, msg=repr(value))
dt = datetime.datetime(2010, 1, 1)
self.assertIs(f(dt), dt)
_assert(dt , dt)
_assert(1262304000 , dt)
_assert(1262304000.0 , dt)
_assert(1262304000.123, dt)
_assert("1262304000" , dt)
_assert("2010-01-01" , dt)
_assert("2010-01-01 00:00:00" , dt)
_assert("2010-01-01T00:00:00" , dt)
_assert("2010-01-01T00:00:00.123456" , dt)
_assert("2009-12-31T19:00:00-05:00" , dt)
_assert("2009-12-31T19:00:00.123456-05:00", dt)
_assert("2010-01-01T00:00:00Z" , dt)
_assert("2010-01-01T00:00:00.123456Z" , dt)
_assert(0 , util.EPOCH)
_assert("" , util.EPOCH)
_assert("foo", util.EPOCH)
_assert(None , util.EPOCH)
_assert(() , util.EPOCH)
_assert([] , util.EPOCH)
_assert({} , util.EPOCH)
_assert((1, 2, 3), util.EPOCH)
@unittest.skipIf(sys.hexversion < 0x30b0000,
"extended fromisoformat timezones")
def test_to_datetime_tz(self, f=util.to_datetime):
def _assert(value, expected):
result = f(value)
self.assertIsInstance(result, datetime.datetime)
self.assertEqual(result, expected, msg=repr(value))
dt = datetime.datetime(2010, 1, 1)
_assert("2009-12-31T19:00:00-05" , dt)
_assert("2009-12-31T19:00:00-0500" , dt)
_assert("2009-12-31T19:00:00.123456-05" , dt)
_assert("2009-12-31T19:00:00.123456-0500" , dt)
def test_datetime_to_timestamp(self, f=util.datetime_to_timestamp):
self.assertEqual(f(util.EPOCH), 0.0)
self.assertEqual(f(datetime.datetime(2010, 1, 1)), 1262304000.0)