diff --git a/gallery_dl/extractor/erome.py b/gallery_dl/extractor/erome.py
index 1c6ebb4c..842de7e0 100644
--- a/gallery_dl/extractor/erome.py
+++ b/gallery_dl/extractor/erome.py
@@ -50,7 +50,8 @@ class EromeExtractor(Extractor):
             for data["num"], group in enumerate(util.advance(groups, 1), 1):
                 url = (text.extract(group, '<source src="', '"')[0] or
                        text.extract(group, 'data-src="', '"')[0])
-                yield Message.Url, url, text.nameext_from_url(url, data)
+                if url:
+                    yield Message.Url, url, text.nameext_from_url(url, data)
 
     def albums(self):
         return ()
@@ -84,14 +85,14 @@ class EromeAlbumExtractor(EromeExtractor):
     """Extractor for albums on erome.com"""
     subcategory = "album"
     pattern = BASE_PATTERN + r"/a/(\w+)"
-    test = ("https://www.erome.com/a/UHUX1B73", {
-        "pattern": r"https://s\d+\.erome\.com/342/UHUX1B73/\w+",
-        "count": 5,
+    test = ("https://www.erome.com/a/KandxY7y", {
+        "pattern": r"https://s\d+\.erome\.com/355/KandxY7y/\w+",
+        "count": 26,
         "keyword": {
-            "album_id": "UHUX1B73",
+            "album_id": "KandxY7y",
             "num": int,
-            "title": "Ryan Ryans",
-            "user": "gutiquq",
+            "title": "Therealbrittfitt",
+            "user": "pokow",
         },
     })
 
diff --git a/gallery_dl/extractor/gelbooru_v02.py b/gallery_dl/extractor/gelbooru_v02.py
index 12566923..51fb4784 100644
--- a/gallery_dl/extractor/gelbooru_v02.py
+++ b/gallery_dl/extractor/gelbooru_v02.py
@@ -72,7 +72,7 @@ class GelbooruV02TagExtractor(GelbooruV02Extractor):
     pattern = BASE_PATTERN + r"/index\.php\?page=post&s=list&tags=([^&#]+)"
     test = (
         ("https://rule34.xxx/index.php?page=post&s=list&tags=danraku", {
-            "content": "0a3aa1e302bd4ed0599305cd4c225ca8d28249b2",
+            "content": "97e4bbf86c3860be18de384d02d544251afe1d45",
             "pattern": r"https?://.*rule34\.xxx/images/\d+/[0-9a-f]+\.jpg",
             "count": 1,
         }),
@@ -155,7 +155,7 @@ class GelbooruV02PostExtractor(GelbooruV02Extractor):
     pattern = BASE_PATTERN + r"/index\.php\?page=post&s=view&id=(\d+)"
     test = (
         ("https://rule34.xxx/index.php?page=post&s=view&id=1995545", {
-            "content": "0a3aa1e302bd4ed0599305cd4c225ca8d28249b2",
+            "content": "97e4bbf86c3860be18de384d02d544251afe1d45",
             "options": (("tags", True),),
             "keyword": {
                 "tags_artist": "danraku",
diff --git a/gallery_dl/extractor/imgur.py b/gallery_dl/extractor/imgur.py
index ae4e606e..f6e8f2da 100644
--- a/gallery_dl/extractor/imgur.py
+++ b/gallery_dl/extractor/imgur.py
@@ -166,8 +166,6 @@ class ImgurAlbumExtractor(ImgurExtractor):
                     "privacy"       : "private",
                     "score"         : int,
                     "title"         : "138",
-                    "topic"         : "",
-                    "topic_id"      : 0,
                     "upvote_count"  : int,
                     "url"           : "https://imgur.com/a/TcBmP",
                     "view_count"    : int,
diff --git a/gallery_dl/extractor/reactor.py b/gallery_dl/extractor/reactor.py
index 4da095b1..8336e3ad 100644
--- a/gallery_dl/extractor/reactor.py
+++ b/gallery_dl/extractor/reactor.py
@@ -232,11 +232,11 @@ class JoyreactorSearchExtractor(ReactorSearchExtractor):
     category = "joyreactor"
     pattern = JR_BASE_PATTERN + r"/search(?:/|\?q=)([^/?#]+)"
     test = (
-        ("http://joyreactor.cc/search/Cirno", {
+        ("http://joyreactor.cc/search/Nature", {
             "range": "1-25",
             "count": ">= 20",
         }),
-        ("http://joyreactor.com/search?q=Cirno", {
+        ("http://joyreactor.com/search?q=Nature", {
             "range": "1-25",
             "count": ">= 20",
         }),
@@ -306,10 +306,7 @@ class PornreactorSearchExtractor(ReactorSearchExtractor):
     category = "pornreactor"
     pattern = PR_BASE_PATTERN + r"/search(?:/|\?q=)([^/?#]+)"
     test = (
-        ("http://pornreactor.cc/search?q=ecchi+hentai", {
-            "range": "1-25",
-            "count": ">= 25",
-        }),
+        ("http://pornreactor.cc/search?q=ecchi+hentai"),
         ("http://fapreactor.com/search/ecchi+hentai"),
     )
 
diff --git a/gallery_dl/extractor/unsplash.py b/gallery_dl/extractor/unsplash.py
index 545eb31d..c653c018 100644
--- a/gallery_dl/extractor/unsplash.py
+++ b/gallery_dl/extractor/unsplash.py
@@ -122,7 +122,7 @@ class UnsplashImageExtractor(UnsplashExtractor):
                 "total_photos": int,
                 "twitter_username": None,
                 "updated_at": str,
-                "username": "johnwestrock"
+                "username": "davehoefler",
             },
             "views": int,
             "width": 4480,
@@ -138,7 +138,7 @@ class UnsplashUserExtractor(UnsplashExtractor):
     """Extractor for all photos of an unsplash user"""
     subcategory = "user"
     pattern = BASE_PATTERN + r"/@(\w+)/?$"
-    test = ("https://unsplash.com/@johnwestrock", {
+    test = ("https://unsplash.com/@davehoefler", {
         "pattern": r"https://images\.unsplash\.com/(photo-\d+-\w+"
                    r"|reserve/[^/?#]+)\?ixid=\w+&ixlib=rb-1\.2\.1$",
         "range": "1-30",
@@ -155,7 +155,7 @@ class UnsplashFavoriteExtractor(UnsplashExtractor):
     """Extractor for all likes of an unsplash user"""
     subcategory = "favorite"
     pattern = BASE_PATTERN + r"/@(\w+)/likes"
-    test = ("https://unsplash.com/@johnwestrock/likes", {
+    test = ("https://unsplash.com/@davehoefler/likes", {
         "pattern": r"https://images\.unsplash\.com/(photo-\d+-\w+"
                    r"|reserve/[^/?#]+)\?ixid=\w+&ixlib=rb-1\.2\.1$",
         "range": "1-30",