// annotations/HashSetTest.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
// {java onjava.atunit.AtUnit
// build/classes/main/annotations/HashSetTest.class}
package annotations;
import java.util.*;
import onjava.atunit.*;
import onjava.*;

public class HashSetTest {
 HashSet<String> testObject = new HashSet<>();
 @Test
 void initialization() {
 assert testObject.isEmpty();
 }
 @Test
 void tContains() {
 testObject.add("one");
 assert testObject.contains("one");
 }
 @Test
 void tRemove() {
 testObject.add("one");
 testObject.remove("one");
 assert testObject.isEmpty();
 }
}
/* Output:
annotations.HashSetTest
 . initialization
 . tRemove
 . tContains
OK (3 tests)
*/