[tumblr:search] fix 'ValueError: not enough values to unpack' (#8079)

fixes regression introduced in 21160a8b08

gallery_dl/extractor/tumblr.py

@@ -382,7 +382,7 @@ class TumblrSearchExtractor(TumblrExtractor):
     example = "https://www.tumblr.com/search/QUERY"
 
     def posts(self):
-        _, _, _, search, mode, post_type, query = self.groups
+        search, mode, post_type, query = self.groups
         params = text.parse_query(query)
         return self.api.search(text.unquote(search), params, mode, post_type)
 

test/results/tumblr.py

@@ -381,28 +381,33 @@ __tests__ = (
 
 {
     "#url"     : "https://www.tumblr.com/search/nathan fielder",
-    "#category": ("", "tumblr", "search"),
     "#class"   : tumblr.TumblrSearchExtractor,
 },
 
 {
     "#url"     : "https://www.tumblr.com/search/nathan fielder/recent/quote?src=typed_query",
-    "#category": ("", "tumblr", "search"),
     "#class"   : tumblr.TumblrSearchExtractor,
 },
 
 {
     "#url"     : "https://www.tumblr.com/search/nathan%20fielder?t=90",
-    "#category": ("", "tumblr", "search"),
     "#class"   : tumblr.TumblrSearchExtractor,
 },
 
 {
     "#url"     : "https://tumblr.com/search/nathan%20fielder?t=90",
-    "#category": ("", "tumblr", "search"),
     "#class"   : tumblr.TumblrSearchExtractor,
 },
 
+{
+    "#url"     : "https://www.tumblr.com/search/Sonic?src=typed_query",
+    "#class"   : tumblr.TumblrSearchExtractor,
+    "#options" : {"original": False},
+    "#pattern" : r"https://\w+\.media\.tumblr\.com/.{10,}.\w+",
+    "#range"   : "1-10",
+    "count"    : range(1, 10),
+},
+
 {
     "#url"     : "https://www.tumblr.com/mikf123/following",
     "#class"   : tumblr.TumblrFollowingExtractor,