def test_srp_fit_transform_plot(hom_dims):
SparseRipsPersistence().fit_transform_plot(
X, sample=0, homology_dimensions=hom_dims)
def test_srp_transform(epsilon, point_clouds, expected):
srp = SparseRipsPersistence(epsilon=epsilon)
assert_almost_equal(np.sort(srp.fit_transform(point_clouds), axis=1),
np.sort(expected, axis=1))
def test_srp_params():
metric = 'not_defined'
vrp = SparseRipsPersistence(metric=metric)
with pytest.raises(ValueError):
vrp.fit_transform(X)
def test_srp_not_fitted():
srp = SparseRipsPersistence()
with pytest.raises(NotFittedError):
srp.transform(X)
def test_srp_transform(X, metric, epsilon, diagrams):
srp = SparseRipsPersistence(metric=metric, epsilon=epsilon)
assert_almost_equal(np.sort(srp.fit_transform(X), axis=1),
np.sort(diagrams, axis=1))
