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import pytest |
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4
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@pytest.fixture |
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5
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def define_command(): |
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def _define_engine_command(decorator, command_function): |
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decorator(command_function) |
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return command_function.__name__ |
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return _define_engine_command |
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11
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12
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@pytest.fixture |
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def get_command(somagic): |
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def _get_command(command_name: str): |
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return getattr(somagic.command, command_name) |
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return _get_command |
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@pytest.fixture |
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def test_discretizer(): |
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from so_magic.data.discretization import Discretizer, BinningAlgorithm |
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alg = BinningAlgorithm.from_built_in('pd.cut') |
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discretizer = Discretizer.from_algorithm(alg) |
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return discretizer |
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@pytest.fixture |
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def discretize_command(): |
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def get_discretize_command(discretizer): |
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def test_discretize_command(data_manager, datapoints, attribute, nb_bins, new_column_name): |
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output = discretizer.discretize(datapoints, attribute, nb_bins) |
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data_manager.datapoints.add_column(output['result'], new_column_name) |
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return test_discretize_command |
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return get_discretize_command |
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39
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@pytest.fixture |
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def validate_discretization_operation_behaviour(): |
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def _validate_discretization_operation(cmd, algorithm): |
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datapoints = cmd.args[0] |
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target_column = cmd.args[1] |
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nb_bins = cmd.args[2] |
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computed_bins = algorithm.output['settings']['used_bins'] |
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assert [_ for _ in computed_bins] == [-0.1, 25.0, 50.0, 75.0, 100.0] |
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input_arguments = algorithm.output['settings']['arguments'] |
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to_check = [len(input_arguments[0]), input_arguments[1]] |
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assert to_check == [len(datapoints), nb_bins] |
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assert type(datapoints.column(target_column)) == type(input_arguments[0]) |
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assert list(datapoints.column(target_column)) == list(input_arguments[0]) |
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# assert algorithm.output['settings']['parameters'] == [] |
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return _validate_discretization_operation |
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56
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57
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@pytest.fixture |
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58
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def discretization_test_data(somagic, test_datapoints): |
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series = somagic.dataset.datapoints.column('Creative').replace('', 0.0, inplace=False) |
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assert all(type(x) == float for x in series) |
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somagic.datapoints.add_column(list(series), 'Creative') |
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assert all(type(x) == float for x in somagic.datapoints.observations['Creative']) |
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return { |
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'success': [ |
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'Creative' |
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], |
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'fail': [ |
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'Energetic' |
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], |
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} |
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76
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77
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def test_discretization_operation(somagic, discretization_test_data, define_command, get_command, test_discretizer, discretize_command, validate_discretization_operation_behaviour): |
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test_discretize_command_name: str = define_command(somagic.commands_decorators.data_manager_command(), discretize_command(test_discretizer)) |
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for attr_name in discretization_test_data['success']: |
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cmd = get_command(test_discretize_command_name) |
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cmd.args = [somagic.datapoints, attr_name, 4, f'binned_{attr_name}'] |
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cmd.execute() |
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validate_discretization_operation_behaviour(cmd, test_discretizer.algorithm) |
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86
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for attr_name in discretization_test_data['fail']: |
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cmd = get_command(test_discretize_command_name) |
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cmd.args = [somagic.datapoints, attr_name, 4, f'binned_{attr_name}'] |
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with pytest.raises(TypeError): |
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cmd.execute() |
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boromir674 /
so-magic
