def test_update_instrument(self):
# Arrange
sizer = PositionSizer(USDJPY)
# Act
sizer.update_instrument(USDJPY)
# Assert
assert True # No exceptions raised
def test_calculate_raises_not_implemented_exception(self):
# Arrange
sizer = PositionSizer(USDJPY)
# Act
# Assert
with pytest.raises(NotImplementedError):
sizer.calculate(
Price.from_str("110.001"),
Price.from_str("110.000"),
Money(1_000_000, USD),
Decimal("0.001"),
Decimal(1000),
)
def test_calculate_raises_not_implemented_exception(self):
# Arrange
sizer = PositionSizer(USDJPY)
# Act
# Assert
self.assertRaises(
NotImplementedError,
sizer.calculate,
Price("1.00100"),
Price("1.00000"),
Money(1_000_000, USD),
Decimal("0.001"),
Decimal(1000),
)