text: import pytest
  import pandas as pd
  import numpy as np
  
  from src.preprocessing.utils import get_training_test_sets
  
  def test_utils():
      data = {
          'outcome': (['team_1'] * 50) + (['draw'] * 50),
          'goals': np.arange(0, 100),
          'wins': np.arange(0, 100)
      }
  
      df = pd.DataFrame(data)
      X_train, X_test, y_train, y_test = get_training_test_sets(df)
  
      assert len(y_train) == 80
      assert len(y_test) == 20