@Test
public void deepCopyMutateUtf8() {
Nested n = new Nested();
Utf8 utf8 = new Utf8("Sample");
n.name = utf8;
n.value = 12;
Nested copy = new Nested();
RecordUtils.copy(n, copy);
modify(n.name);
n.value = null;
// but our copies should NOT be affected
assertEquals("Sample", copy.name.toString());
assertEquals(12, (int) copy.value);
}
@Test
public void deepCopyMutateList() {
Gend in = new Gend();
in.collection = new ArrayList<Nested>();
Nested n1 = new Nested();
n1.name = new Utf8("one");
n1.value = 11;
in.collection.add(n1);
Nested n2 = new Nested();
n2.name = new Utf8("two");
in.collection.add(n2);
Gend out = new Gend();
RecordUtils.copy(in, out);
n1.name = null;
modify(n2.name);
in.collection.clear();
assertEquals(2, out.collection.size());
assertEquals("one", out.collection.get(0).name.toString());
assertEquals(11, (int) out.collection.get(0).value);
assertNull(out.collection.get(1).value);
}