def METHOD_NAME(self, preds, target):
    """Test the differentiability of the metric, according to its `is_differentiable` attribute."""
    num_outputs = EXTRA_DIM if preds.ndim == 3 else 1
    self.run_differentiability_test(
        preds=preds,
        target=target,
        metric_module=partial(SpearmanCorrCoef, num_outputs=num_outputs),
        metric_functional=spearman_corrcoef,
    )