code: def test_simulated_features(self):
      n_features = 3
      n_lags = np.repeat(2, n_features)
      sim = SimuSCCS(
          100,
          10,
          n_features,
          n_lags,
          None,
          "multiple_exposures",
          verbose=False,
      )
      feat, n_samples = sim.simulate_features(100)
      self.assertEqual(100, len(feat))
      print(np.sum([1 for f in feat if f.sum() <= 0]))
  
file_path: tick/tick/survival/tests/simu_sccs_test.py
imports: import unittest
  import numpy
  import itertools
  from tick.survival import SimuSCCS
label_desc: Use image node_id 3 for calling the Test obj's underlying member method code with example usage: obj.test_simulated_features() without return types