def METHOD_NAME(self, healthy_example_imu_data):
    """Dummy test to see if the algorithm is generally working on the example data."""
    data = healthy_example_imu_data["left_sensor"]
    pca_align = PcaAlignment(pca_plane_axis=("gyr_x", "gyr_y"))
    pca_align = pca_align.align(data=data)
    assert len(pca_align.aligned_data_) == len(data)
    assert isinstance(pca_align.aligned_data_, pd.DataFrame)
    assert isinstance(pca_align.rotation_, Rotation)
    assert isinstance(pca_align.pca_, PCA)