add exported extractor results

test/results/desktopography.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+
+from gallery_dl.extractor import desktopography
+
+
+__tests__ = (
+{
+    "#url"     : "https://desktopography.net/",
+    "#category": ("", "desktopography", "site"),
+    "#class"   : desktopography.DesktopographySiteExtractor,
+},
+
+{
+    "#url"     : "https://desktopography.net/exhibition-2020/",
+    "#category": ("", "desktopography", "exhibition"),
+    "#class"   : desktopography.DesktopographyExhibitionExtractor,
+},
+
+{
+    "#url"     : "https://desktopography.net/portfolios/new-era/",
+    "#category": ("", "desktopography", "entry"),
+    "#class"   : desktopography.DesktopographyEntryExtractor,
+},
+
+)