t9400: Add some basic pserver tests

While we can easily test the cvs <-> git-cvsserver
communication with :fork: and git-cvsserver server
there are some pserver specifics we should test, too.

Currently this are two tests of the pserver authentication.

Signed-off-by: Frank Lichtenheld <frank@lichtenheld.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>

t/t9400-git-cvsserver-server.sh

@@ -47,6 +47,40 @@ test_expect_success 'basic checkout' \
   'GIT_CONFIG="$git_config" cvs -Q co -d cvswork master &&
    test "$(echo $(grep -v ^D cvswork/CVS/Entries|cut -d/ -f2,3,5))" = "empty/1.1/"'
 
+#------------------------
+# PSERVER AUTHENTICATION
+#------------------------
+
+cat >request-anonymous  <<EOF
+BEGIN AUTH REQUEST
+$SERVERDIR
+anonymous
+
+END AUTH REQUEST
+EOF
+
+cat >request-git  <<EOF
+BEGIN AUTH REQUEST
+$SERVERDIR
+git
+
+END AUTH REQUEST
+EOF
+
+test_expect_success 'pserver authentication' \
+  'cat request-anonymous | git-cvsserver pserver >log 2>&1 &&
+   tail -n1 log | grep -q "^I LOVE YOU$"'
+
+test_expect_success 'pserver authentication failure (non-anonymous user)' \
+  'if cat request-git | git-cvsserver pserver >log 2>&1
+   then
+       false
+   else
+       true
+   fi &&
+   tail -n1 log | grep -q "^I HATE YOU$"'
+
+
 #--------------
 # CONFIG TESTS
 #--------------