@Test
public void test4() {
MyObject mo = new MyObject();
mo.str = "test4";
List<Object> list = new ArrayList<Object>();
list.add(mo);
TestUtil.sp(list);
TestUtil.sp(list.toArray(new String[] {}));
}
/** Test: Can String in Object be modified by reference? Result: Yes */
@Test
public void test1() {
ArrayList<MyObject> mys = new ArrayList<ListTest.MyObject>();
MyObject mo = new MyObject();
mo.str = "init set";
mys.add(mo);
TestUtil.sp(mys);
mo.str = "first set";
TestUtil.sp(mys);
}
/**
* Test: Can parameter modified by Method? Result: Properties can be modified, but can't set
* parameter to null
*/
@Test
public void test3() {
MyObject mo = new MyObject();
mo.str = "lala";
TestUtil.sp("Init - " + mo);
test3_method(mo);
TestUtil.sp("Change Property - " + mo);
mo.str = "tonull";
test3_method(mo);
TestUtil.sp("Set Object to null - " + mo);
}
/** Test: Can enum in Object be modified by reference? Result: No, value type */
@Test
public void test2() {
MyObject mo = new MyObject();
mo.type = MyType.T1;
TestUtil.sp(mo);
@SuppressWarnings("unused")
MyType t = mo.type;
t = null;
TestUtil.sp(mo);
t = MyType.T2;
TestUtil.sp(mo);
}
public void test3_method(MyObject obj) {
if (obj.str.equals("tonull")) {
TestUtil.sp("set obj to null");
obj = null;
} else {
obj.str = "changed";
}
}
@Test
public void sortT5() {
List<MyObject> mol =
ListUtil.newArrayList(new MyObject("b"), new MyObject("a"), new MyObject("c"));
TestUtil.sp(mol);
Collections.sort(mol, new MyObjectComparator());
TestUtil.sp(mol);
// List<String> listNull = null;
// Collections.sort(listNull);
// TestUtil.sp(listNull);
List<String> list = ListUtil.newArrayList("1");
Iterator<String> it = list.iterator();
TestUtil.sp("First : " + it.next());
TestUtil.sp("Second: " + it.next());
}
