From 7230b19a2e17a164f61f82e4e409a9777ea2421a Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Mon, 16 May 2022 16:29:07 +0200
Subject: [PATCH] test387: verify rejection of compression chain attack

---
 tests/data/Makefile.inc |  1 +
 tests/data/test387      | 53 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 tests/data/test387

diff --git a/tests/data/Makefile.inc b/tests/data/Makefile.inc
index 8b7cc46a3..370727eec 100644
--- a/tests/data/Makefile.inc
+++ b/tests/data/Makefile.inc
@@ -64,6 +64,7 @@ test343 test344 test345 test346 test347 test348 test349 test350 test351 \
 test343 test344 test345 test346 test347 test348 test349 test350 test351 \
 test352 test353 test354 test355 test356 test357 test358 test359 test360 \
 test361 test362 test363 test364 test365 test366 \
+test387 \
 \
 test392 test393 test394 test395 test396 test397 \
 \
diff --git a/tests/data/test387 b/tests/data/test387
new file mode 100644
index 000000000..015ec25f1
--- /dev/null
+++ b/tests/data/test387
@@ -0,0 +1,53 @@
+<testcase>
+<info>
+<keywords>
+HTTP
+gzip
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+<data nocheck="yes">
+HTTP/1.1 200 OK
+Transfer-Encoding: gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip,gzip
+
+-foo-
+</data>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+http
+</server>
+ <name>
+Response with overly long compression chain
+ </name>
+ <command>
+http://%HOSTIP:%HTTPPORT/%TESTNUMBER -sS
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<protocol>
+GET /%TESTNUMBER HTTP/1.1
+Host: %HOSTIP:%HTTPPORT
+User-Agent: curl/%VERSION
+Accept: */*
+
+</protocol>
+
+# CURLE_BAD_CONTENT_ENCODING is 61
+<errorcode>
+61
+</errorcode>
+<stderr mode="text">
+curl: (61) Reject response due to more than 5 content encodings
+</stderr>
+</verify>
+</testcase>
-- 
2.33.0

