def test_reverse_transform(self):
"""Test the ``Constraint.reverse_transform`` method. It is an identity method
for completion, to be optionally overwritten by subclasses.
The ``Constraint.reverse_transform`` method is expected to:
- Return the input data unmodified.
Input:
- Anything
Output:
- Input
"""
# Run
instance = Constraint(handling_strategy='transform')
output = instance.reverse_transform('input')
# Assert
assert output == 'input'
def test_reverse_transform(self):
"""Test the ``Constraint.reverse_transform`` method. It is an identity method
for completion, to be optionally overwritten by subclasses.
The ``Constraint.reverse_transform`` method is expected to:
- Return a copy of the input data.
Input:
- Anything
Output:
- Input
"""
# Setup
instance = Constraint()
data = pd.DataFrame()
# Run
output = instance.reverse_transform(data)
# Assert
pd.testing.assert_frame_equal(output, pd.DataFrame())
assert id(output) != id(data)