make ytdescription alter href instead of the text of links

Author: theScrabi

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubeStreamExtractor.java

@@ -173,9 +173,15 @@ private String parseHtmlAndGetFullLinks(String descriptionHtml)
                 final String link =
                         Parser.compatParseMap(queryString).get("q");
 
-                // if link is null the a tag is a hashtag. They refer to the youtube search. We do not handle them.
                 if(link != null) {
-                    a.text(link);
+                    // if link is null the a tag is a hashtag.
+                    // They refer to the youtube search. We do not handle them.
+                    a.attr("abs:href", link);
+
+                } else if(redirectLink.toString().contains("watch?v=")) {
+                    // Another posibility is that this link is pointing to another video
+                    // we need to put the redirectLink in here explicitly in order to add the domain part to the link.
+                    a.attr("abs:href", redirectLink.toString());
                 }
             }
         }

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeStreamExtractorDefaultTest.java

@@ -58,7 +58,7 @@ public void testGetInvalidTimeStamp() throws ParsingException {
     }
 
     @Test
-    public void testGetValidTimeStamp() throws IOException, ExtractionException {
+    public void testGetValidTimeStamp() throws ExtractionException {
         StreamExtractor extractor = YouTube.getStreamExtractor("https://youtu.be/FmG385_uUys?t=174");
         assertEquals(extractor.getTimeStamp() + "", "174");
     }
@@ -77,8 +77,7 @@ public void testGetDescription() throws ParsingException {
     @Test
     public void testGetFullLinksInDescriptlion() throws ParsingException {
         assertTrue(extractor.getDescription().contains("http://smarturl.it/SubscribeAdele?IQid=yt"));
-        assertFalse(extractor.getDescription().contains("http://smarturl.it/SubscribeAdele?IQi..."));
-        System.out.println(extractor.getDescription());
+        assertTrue(extractor.getDescription().contains("http://smarturl.it/SubscribeAdele?IQi..."));
     }
 
     @Test