@Test
public void should_return_values_of_property() {
List<Long> ids = new ArrayList<Long>();
ids.add(yoda.getId());
when(propertySupport.propertyValues(propertyName, Long.class, employees)).thenReturn(ids);
assertSame(ids, properties.from(employees));
}
@Before
public void setUp() {
propertySupport = mock(PropertySupport.class);
propertyName = "id";
properties = new Properties<Long>(propertyName, Long.class);
properties.propertySupport = propertySupport;
}