[Feature][ZXW-88]merge P50 version

Only Configure: No
Affected branch: master
Affected module: unknown
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: I34667719d9e0e7e29e8e4368848601cde0a48408
diff --git a/ap/lib/libcurl/curl-7.86.0/tests/data/test879 b/ap/lib/libcurl/curl-7.86.0/tests/data/test879
new file mode 100755
index 0000000..1b7ca56
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.86.0/tests/data/test879
@@ -0,0 +1,66 @@
+<testcase>
+<info>
+<keywords>
+POP3
+SASL
+SASL AUTH CRAM-MD5
+SASL AUTH PLAIN
+SASL DOWNGRADE
+RFC1734
+RFC2195
+RFC5034
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+<servercmd>
+AUTH CRAM-MD5 PLAIN
+REPLY "AUTH CRAM-MD5" + Rubbish
+REPLY * -ERR AUTH exchange cancelled by client
+REPLY "AUTH PLAIN" +
+REPLY AHVzZXIAc2VjcmV0 +OK Login successful
+</servercmd>
+<data>
+From: me@somewhere

+To: fake@nowhere

+

+body

+

+--

+  yours sincerely

+</data>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+pop3
+</server>
+<features>
+crypto
+</features>
+ <name>
+POP3 CRAM-MD5 authentication with SASL downgrade
+ </name>
+ <command>
+pop3://%HOSTIP:%POP3PORT/%TESTNUMBER -u user:secret
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<protocol>
+CAPA

+AUTH CRAM-MD5

+*

+AUTH PLAIN

+AHVzZXIAc2VjcmV0

+RETR %TESTNUMBER

+QUIT

+</protocol>
+</verify>
+</testcase>