def test_cast_from_decimal_to_decimal(self):
self.assertEqual(
cast_to_decimal(cast_to_decimal(1.526,
FloatType(),
DecimalType(scale=2),
options=BASE_OPTIONS),
DecimalType(scale=2),
DecimalType(scale=3),
options=BASE_OPTIONS), 1.53)
def test_cast_timestamp_to_decimal_with_scale(self):
self.assertEqual(
cast_to_decimal(datetime.datetime(2019, 8, 28),
TimestampType(),
DecimalType(precision=11, scale=1),
options=BASE_OPTIONS),
1566939600.0 + self.tz_diff.seconds)
def test_cast_float_to_decimal_with_scale_and_other_rounding(self):
self.assertEqual(
cast_to_decimal(10.987654321,
FloatType(),
DecimalType(precision=10, scale=8),
options=BASE_OPTIONS), 10.98765432)
def test_cast_float_to_decimal_with_scale(self):
self.assertEqual(
cast_to_decimal(10.123456789,
FloatType(),
DecimalType(precision=10, scale=8),
options=BASE_OPTIONS), 10.12345679)
def test_cast_timestamp_to_decimal_with_too_small_precision(self):
self.assertEqual(
cast_to_decimal(datetime.datetime(2019, 8, 28),
TimestampType(),
DecimalType(precision=10, scale=1),
options=BASE_OPTIONS), None)
def test_cast_date_to_decimal(self):
self.assertEqual(
cast_to_decimal(datetime.date(2019, 8, 28),
DateType(),
DecimalType(),
options=BASE_OPTIONS), None)
def test_cast_timestamp_to_decimal_without_scale(self):
self.assertEqual(
cast_to_decimal(datetime.datetime(2019, 8, 28),
TimestampType(),
DecimalType(),
options=BASE_OPTIONS), 1566943200.0)
