From 5811beba391baefad41cd6f8f4fa4e3862098813 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Thu, 16 Apr 2020 13:20:52 +0200
Subject: mqtt: improve the state machine

To handle PUBLISH before SUBACK and more.

Updated the existing tests and added three new ones.

Reported-by: Christoph Krey
Bug: https://curl.haxx.se/mail/lib-2020-04/0021.html
Closes #5246
---
 tests/data/test1194 | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 tests/data/test1194

(limited to 'tests/data/test1194')

diff --git a/tests/data/test1194 b/tests/data/test1194
new file mode 100644
index 000000000..497891add
--- /dev/null
+++ b/tests/data/test1194
@@ -0,0 +1,59 @@
+<testcase>
+<info>
+<keywords>
+MQTT
+MQTT SUBSCRIBE
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+<data nocheck="yes">
+hello
+</data>
+<datacheck hex="yes">
+00 04 31 31 39 30   68 65 6c 6c 6f 5b 4c 46 5d 0a
+</datacheck>
+<servercmd>
+PUBLISH-before-SUBACK TRUE
+</servercmd>
+</reply>
+
+#
+# Client-side
+<client>
+<features>
+mqtt
+</features>
+<server>
+mqtt
+</server>
+<name>
+MQTT SUBSCRIBE with PUBLISH befoire SUBACK
+</name>
+<command option="binary-trace">
+mqtt://%HOSTIP:%MQTTPORT/1194
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+# These are hexadecimal protocol dumps from the client
+#
+# Strip out the random part of the client id from the CONNECT message
+# before comparison
+<strippart>
+s/^(.* 00044d5154540402003c000c6375726c).*/$1/
+</strippart>
+<protocol>
+client CONNECT 18 00044d5154540402003c000c6375726c
+server CONNACK 2 20020000
+client SUBSCRIBE 9 000100043131393400
+server PUBLISH c 300c00043131393468656c6c6f0a
+server SUBACK 3 9003000100
+server DISCONNECT 0 e000
+</protocol>
+</verify>
+</testcase>
-- 
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