def METHOD_NAME(self) -> None:
    """Check RadiusNeighbors classifier."""
    clf = RadiusNeighborsClassifier(radius=15)
    clf.fit(self._X_train, self._y_train)
    np.testing.assert_array_equal(
        clf.predict(self._X_test),
        [  # noqa: WPS317
            0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 1,
            1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 1,
        ],
    )