Unit test results for End from Zoo scenario, Lesson 4.1

Step 3: Success.
Step 4: Success.
Step 5: Success.
Step 6: Success.
Step 7: Success.
Step 8: Success.
Step 10: Success.
Step 11: Success.
Step 12: Success.
Step 13: Success.
Step 14: Success.
Step 15: Success.