@Test
public void shouldGenerateTwoDifferentRandomStrings() {

    String s1 = StringUtilities.generateRandom();
    String s2 = StringUtilities.generateRandom();
    // CHECKSTYLE.OFF: MagicNumber
    assertThat(s1.length(), is(32));
    assertThat(s2.length(), is(32));
    // CHECKSTYLE.ON: MagicNumber
    assertThat(s1, is(not(s2)));
}