package com.insightfullogic.java8.exercises.chapter6; import org.junit.Test; import java.util.Arrays; import java.util.List; import static org.junit.Assert.assertEquals; public class BuggyReduceTest { @Test public void sample() { List<Integer> numbers = Arrays.asList(1, 2, 3); int result = BuggyReduce.multiplyThrough(numbers); assertEquals(30, result); } }