From 002c25d4179ef07d6d0d9e04f4f4d644cc9587d7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mike=20F=C3=A4hrmann?= <mike_faehrmann@web.de>
Date: Thu, 29 May 2025 20:27:40 +0200
Subject: [PATCH] [util] add 'NullResponse' class

---
 gallery_dl/util.py | 22 ++++++++++++++++++++++
 test/test_util.py  | 21 +++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/gallery_dl/util.py b/gallery_dl/util.py
index 4f24a66c..9fd6e354 100644
--- a/gallery_dl/util.py
+++ b/gallery_dl/util.py
@@ -639,6 +639,28 @@ class NullContext():
         pass
 
 
+class NullResponse():
+    __slots__ = ("url", "reason")
+
+    ok = is_redirect = is_permanent_redirect = False
+    cookies = headers = history = links = {}
+    encoding = apparent_encoding = "utf-8"
+    content = b""
+    text = ""
+    status_code = 900
+    close = noop
+
+    def __init__(self, url, reason=""):
+        self.url = url
+        self.reason = str(reason)
+
+    def __str__(self):
+        return "900 " + self.reason
+
+    def json(self):
+        return {}
+
+
 class CustomNone():
     """None-style type that supports more operations than regular None"""
     __slots__ = ()
diff --git a/test/test_util.py b/test/test_util.py
index 126c2b97..6e8b138b 100644
--- a/test/test_util.py
+++ b/test/test_util.py
@@ -953,6 +953,27 @@ value = 123
         except ValueError as exc:
             self.assertIs(exc, exc_orig)
 
+    def test_null_response(self):
+        response = util.NullResponse("https://example.org")
+
+        self.assertEqual(response.url, "https://example.org")
+        self.assertEqual(response.status_code, 900)
+        self.assertEqual(response.reason, "")
+        self.assertEqual(response.text, "")
+        self.assertEqual(response.content, b"")
+        self.assertEqual(response.json(), {})
+
+        self.assertFalse(response.ok)
+        self.assertFalse(response.is_redirect)
+        self.assertFalse(response.is_permanent_redirect)
+        self.assertFalse(response.history)
+
+        self.assertEqual(response.encoding, "utf-8")
+        self.assertEqual(response.apparent_encoding, "utf-8")
+        self.assertEqual(response.cookies.get("foo"), None)
+        self.assertEqual(response.headers.get("foo"), None)
+        self.assertEqual(response.links.get("next"), None)
+
 
 class TestExtractor():
     category = "test_category"