Java ImmutableBag.sumOfLong Examples

Example #1

File: ImmutableBagTestCase.java Project: 0pm/gs-collections

 @Test
 public void sumLong() {
   ImmutableBag<Integer> integers = this.newBag().collect(Integer::valueOf);
   long result = integers.sumOfLong(Integer::longValue);
   long expected = FastList.newList(integers).injectInto(0, AddFunction.INTEGER_TO_LONG);
   Assert.assertEquals(expected, result);
 }