/** Tests the toDataString() method. */
  @Test
  public void testToDataString() {
    String athleteDataString = defaultAthlete.toDataString();

    assertTrue(
        "RacingAthlete.toDataString() does not contain name property",
        athleteDataString.contains("name="));

    assertTrue(
        "RacingAthlete.toDataString() does not contain age property",
        athleteDataString.contains("age="));

    assertTrue(
        "RacingAthlete.toDataString() does not contain contestantID property",
        athleteDataString.contains("contestantID="));

    assertTrue(
        "RacingAthlete.toDataString() does not contain isInjured property",
        athleteDataString.contains("isInjured="));
  }