fluentIterable4.java

public class TransformAndConcatTest{
        
        @Test
        public void testTransformAndConcat() throws Exception {
                //given
                List<List<Integer>> input = newLinkedList();
                for (int i = 0; i < 10; i++) {
                        List<Integer> subList = newLinkedList();
                        for (int j = 0; j < 10; j++) {
                                subList.add(j);
                        }
                        input.add(subList);
                }
                
                //when
                ImmutableList<Integer> result = FluentIterable.from(input).
                        transformAndConcat(Functions.<List<Integer>>identity()).
                        toList();

                //then
                assertEquals(100, result.size());
    }
        
}