From e725c023df5a05453cc50a8cf4891d4631933946 Mon Sep 17 00:00:00 2001
From: Andrea Ligios <andrea.ligios@gmail.com>
Date: Mon, 30 Apr 2018 00:17:26 +0200
Subject: [PATCH] BAEL-1698 (latest) (#4138)

* Also needed

* BAEL-1698

* BAEL-1698
---
 .../com/baeldung/java/map/MapMultipleValuesTest.java     | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/core-java-collections/src/test/java/com/baeldung/java/map/MapMultipleValuesTest.java b/core-java-collections/src/test/java/com/baeldung/java/map/MapMultipleValuesTest.java
index 422536dabb..88f97f6c19 100644
--- a/core-java-collections/src/test/java/com/baeldung/java/map/MapMultipleValuesTest.java
+++ b/core-java-collections/src/test/java/com/baeldung/java/map/MapMultipleValuesTest.java
@@ -45,6 +45,15 @@ public class MapMultipleValuesTest {
         assertThat(map.get("key1").get(1)).isEqualTo("value2");
     }
 
+    @Test
+    public void givenCollectionAsValueAndJava8_whenPuttingTwice_thenReturningCollection() {
+        Map<String, List<String>> map = new HashMap<>();
+        map.computeIfAbsent("key1", k -> new ArrayList<>()).add("value1");
+        map.computeIfAbsent("key1", k -> new ArrayList<>()).add("value2");
+        assertThat(map.get("key1").get(0)).isEqualTo("value1");
+        assertThat(map.get("key1").get(1)).isEqualTo("value2");
+    }
+
     @Test
     public void givenMultiValueMap_whenPuttingTwice_thenReturningValues() {
         MultiMap<String, String> map = new MultiValueMap<>();