def test_float_values(self):
val = DS(0.9)
assert isinstance(val, pydicom.valuerep.DSfloat)
assert 0.9 == val
val = DS("0.9")
assert isinstance(val, pydicom.valuerep.DSfloat)
assert 0.9 == val
def test_value(self):
item = self._measurement[0]
assert len(item.MeasuredValueSequence) == 1
assert len(item.MeasuredValueSequence[0]) == 3
assert item.MeasuredValueSequence[0].NumericValue == DS(self._value)
value_item = item.MeasuredValueSequence[0]
unit_item = value_item.MeasurementUnitsCodeSequence[0]
assert unit_item == self._unit
with pytest.raises(AttributeError):
item.NumericValueQualifierCodeSequence
def test_empty_value(self):
assert DS(None) is None
assert "" == DS("")
def test_empty_value(self):
assert '' == DS(None)
assert '' == DS('')