def test_check_all_finite_nans():
"""[Utils] _check_all_finite fails on NaNs."""
Z = X.astype('float')
Z[0, 0] = np.nan
assert not _check_all_finite(Z)
def test_check_all_finite_ings():
"""[Utils] _check_all_finite fails on infs."""
Z = X.astype('float')
Z[0, 0] = np.inf
assert not _check_all_finite(Z)
def test_check_all_finite():
"""[Utils] _check_all_finite passes finite matrix."""
assert _check_all_finite(X)