diff --git a/extractor/src/test/java/org/schabi/newpipe/extractor/services/bandcamp/BandcampCommentsExtractorTest.java b/extractor/src/test/java/org/schabi/newpipe/extractor/services/bandcamp/BandcampCommentsExtractorTest.java
index f861ba2e1..37d2aa967 100644
--- a/extractor/src/test/java/org/schabi/newpipe/extractor/services/bandcamp/BandcampCommentsExtractorTest.java
+++ b/extractor/src/test/java/org/schabi/newpipe/extractor/services/bandcamp/BandcampCommentsExtractorTest.java
@@ -13,8 +13,9 @@ import org.schabi.newpipe.extractor.utils.Utils;
 
 import java.io.IOException;
 
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 import static org.schabi.newpipe.extractor.ServiceList.Bandcamp;
 
 public class BandcampCommentsExtractorTest {
@@ -45,6 +46,7 @@ public class BandcampCommentsExtractorTest {
             assertFalse(Utils.isBlank(c.getName()));
             assertFalse(Utils.isBlank(c.getThumbnailUrl()));
             assertFalse(Utils.isBlank(c.getUrl()));
+            assertEquals(-1, c.getLikeCount());
             assertTrue(Utils.isBlank(c.getTextualVoteCount()));
         }
     }
diff --git a/extractor/src/test/java/org/schabi/newpipe/extractor/services/peertube/PeertubeCommentsExtractorTest.java b/extractor/src/test/java/org/schabi/newpipe/extractor/services/peertube/PeertubeCommentsExtractorTest.java
index 7bd81f665..87fe6a500 100644
--- a/extractor/src/test/java/org/schabi/newpipe/extractor/services/peertube/PeertubeCommentsExtractorTest.java
+++ b/extractor/src/test/java/org/schabi/newpipe/extractor/services/peertube/PeertubeCommentsExtractorTest.java
@@ -75,6 +75,7 @@ public class PeertubeCommentsExtractorTest {
                 assertFalse(Utils.isBlank(c.getTextualUploadDate()));
                 assertFalse(Utils.isBlank(c.getThumbnailUrl()));
                 assertFalse(Utils.isBlank(c.getUrl()));
+                assertEquals(-1, c.getLikeCount());
                 assertTrue(Utils.isBlank(c.getTextualVoteCount()));
             }
         }
diff --git a/extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeCommentsExtractorTest.java b/extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeCommentsExtractorTest.java
index 07152facc..471a3f677 100644
--- a/extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeCommentsExtractorTest.java
+++ b/extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeCommentsExtractorTest.java
@@ -98,6 +98,7 @@ public class YoutubeCommentsExtractorTest {
                 assertNotNull(c.getUploadDate());
                 assertFalse(Utils.isBlank(c.getThumbnailUrl()));
                 assertFalse(Utils.isBlank(c.getUrl()));
+                assertTrue(c.getLikeCount() >= 0);
                 assertFalse(Utils.isBlank(c.getTextualVoteCount()));
             }
         }
@@ -148,6 +149,7 @@ public class YoutubeCommentsExtractorTest {
                 assertNotNull(c.getUploadDate());
                 assertFalse(Utils.isBlank(c.getThumbnailUrl()));
                 assertFalse(Utils.isBlank(c.getUrl()));
+                assertTrue(c.getLikeCount() >= 0);
                 assertFalse(Utils.isBlank(c.getTextualVoteCount()));
                 if (c.getCommentId().equals("Ugga_h1-EXdHB3gCoAEC")) { // comment without text
                     assertTrue(Utils.isBlank(c.getCommentText()));
@@ -191,6 +193,7 @@ public class YoutubeCommentsExtractorTest {
                 assertNotNull(c.getUploadDate());
                 assertFalse(Utils.isBlank(c.getThumbnailUrl()));
                 assertFalse(Utils.isBlank(c.getUrl()));
+                assertTrue(c.getLikeCount() >= 0);
                 assertFalse(Utils.isBlank(c.getTextualVoteCount()));
                 assertFalse(Utils.isBlank(c.getCommentText()));
                 if (c.isHeartedByUploader()) {
@@ -233,6 +236,7 @@ public class YoutubeCommentsExtractorTest {
                 assertFalse(Utils.isBlank(c.getThumbnailUrl()));
                 assertFalse(Utils.isBlank(c.getUrl()));
                 assertFalse(Utils.isBlank(c.getTextualVoteCount()));
+                assertTrue(c.getLikeCount() >= 0);
                 assertFalse(Utils.isBlank(c.getCommentText()));
             }