public void test_getClass() {
Integer i = new Integer(10);
Class cls = i.getClass();
if (cls == null) harness.fail("Object.getClass: Error: test_getClass returned null");
ObjectTest obj = new ObjectTest();
if (obj.getClass() != getClass())
harness.fail("Object.getClass: Error: test_getClass returned wrong class");
}
public void test_hashCode() {
Object s = this;
if (s.hashCode() != hashCode())
harness.fail("Object.hashCode: Error: test_hashCode returned wrong results - 1");
int hash = s.hashCode();
if (hash != s.hashCode())
harness.fail("Object.hashCode: Error: test_hashCode returned wrong results - 2");
}
public void test_equals() {
Object nu = this;
// reflexive
if (this != nu) harness.fail("Object.equals: Error: test_equals returned wrong results - 1");
if (!this.equals(nu))
harness.fail("Object.equals: Error: test_equals returned wrong results - 2");
if (!nu.equals(nu))
harness.fail("Object.equals: Error: test_equals returned wrong results - 3");
// symmetric
Object nu1 = nu;
if (!(nu.equals(nu1) && nu1.equals(nu)))
harness.fail("Object.equals: Error: test_equals returned wrong results - 4");
// transitive
if (!(nu.equals(nu1) && nu1.equals(this) && equals(nu)))
harness.fail("Object.equals: Error: test_equals returned wrong results - 5");
Object p = null;
if (equals(p)) harness.fail("Object.equals: Error: test_equals returned wrong results - 6");
}
public void test_toString() {
if (toString() == null)
harness.fail("Object.toString: Error: test_toString returned null string");
if (!toString().equals(getClass().getName() + "@" + Integer.toHexString(hashCode())))
harness.fail("Object.toString: Error: test_toString returned wrong string");
}