Better test workaround for NTLM bug

lib/gssapi/test_context.c

@@ -598,9 +598,6 @@ main(int argc, char **argv)
          *
          *  - the NTLM gss_acquire_cred() refuses to work with
          *    desired_name == GSS_C_NO_NAME
-         *  - the NTLM gss_import_name() also fails, so that merely
-         *    adding --client-name to this program's invocation doesn't
-         *    work around that
          *  - gss_acquire_cred() with desired_mechs == GSS_C_NO_OID_SET
          *    does work here because we happen to have Kerberos
          *    credentials in check-ntlm, and the subsequent
@@ -609,12 +606,11 @@ main(int argc, char **argv)
          *    NTLM gss_init_sec_context() just works.
          *
          * In summary, there's some breakage in gss_init_sec_context()
-         * and some breakage in NTLM (and SPNEGO) that conspires against
+         * and some breakage in NTLM that conspires against us here.
-         * us here.
          *
          * We work around this in check-ntlm and check-spnego by adding
-         * --mech-types='' to the invocations of this test program that
+         * --client-name=user1@${R} to the invocations of this test
-         * require it.
+         * program that require it.
          */
         oids[0] = *mechoid;
         mechoid_descs.elements = &oids[0];

tests/gss/check-ntlm.in

@@ -134,7 +134,7 @@ KRB5CCNAME="$cache"
 
 echo "no NTLM initiator creds"
 ${context} --mech-type=ntlm \
-	--mech-types= \
+	--client-name=user1@${R} \
 	--mutual \
         --name-type=hostbased-service \
         --ret-mech-type=ntlm \
@@ -146,7 +146,7 @@ ${kinit} --password-file=${objdir}/foopassword --ntlm-domain=TEST user1@${R} ||
 
 echo "NTLM initiator krb5 creds"
 ${context} --mech-type=ntlm \
-	--mech-types= \
+	--client-name=user1@${R} \
 	--mutual \
         --name-type=hostbased-service \
         --ret-mech-type=ntlm \
@@ -155,7 +155,7 @@ ${context} --mech-type=ntlm \
 
 echo "NTLM initiator krb5 creds (getverifymic, wrapunwrap)"
 ${context} --mech-type=ntlm \
-	--mech-types= \
+	--client-name=user1@${R} \
 	--mutual \
         --name-type=hostbased-service \
         --ret-mech-type=ntlm \

tests/gss/check-spnego.in

@@ -124,7 +124,8 @@ echo "======context building for each mech"
 
 for mech in ntlm krb5 ; do 
     echo "${mech}"
-    ${context} --mech-type=${mech} --mech-types= --ret-mech-type=${mech} \
+    ${context} --mech-type=${mech} --client-name=user1@${R} \
+        --ret-mech-type=${mech} \
         --name-type=hostbased-service host@host.test.h5l.se || \
 	{ exitcode=1 ; echo test failed; }
 done
@@ -132,18 +133,18 @@ done
 echo "spnego"
 ${context} \
     --mech-type=spnego \
-    --mech-types= \
+    --client-name=user1@${R} \
     --ret-mech-type=krb5 \
     --name-type=hostbased-service \
     host@host.test.h5l.se || \
     { exitcode=1 ; echo test failed; }
 
 echo "test failure cases"
-${context} --mech-type=ntlm --mech-types= --ret-mech-type=krb5 \
+${context} --mech-type=ntlm --client-name=user1@${R} --ret-mech-type=krb5 \
     --name-type=hostbased-service host@host.test.h5l.se 2> /dev/null && \
     { exitcode=1 ; echo test failed; }
 
-${context} --mech-type=krb5 --mech-types= --ret-mech-type=ntlm \
+${context} --mech-type=krb5 --client-name=user1@${R} --ret-mech-type=ntlm \
     --name-type=hostbased-service host@host.test.h5l.se 2> /dev/null && \
     { exitcode=1 ; echo test failed; }
 
@@ -160,7 +161,7 @@ for arg in \
 
     echo "no NTLM acceptor cred ${arg}"
     NTLM_ACCEPTOR_CCACHE="${cacheds}-no"
-    ${context} --mech-type=spnego --mech-types= \
+    ${context} --mech-type=spnego --client-name=user1@${R} \
         $arg \
 	--client-name=user1@TEST.H5L.SE \
         --name-type=hostbased-service \
@@ -171,7 +172,7 @@ for arg in \
 
     echo "no NTLM initiator cred ${arg}"
     NTLM_USER_FILE="${srcdir}/ntlm-user-file.txt-no"
-    ${context} --mech-type=spnego --mech-types= \
+    ${context} --mech-type=spnego --client-name=user1@${R} \
         $arg \
 	--client-name=user1@TEST.H5L.SE \
         --name-type=hostbased-service \
@@ -182,7 +183,7 @@ for arg in \
 
     echo "no krb5 acceptor cred ${arg}"
     KRB5_KTNAME="${keytab}-no"
-    ${context} --mech-type=spnego --mech-types= \
+    ${context} --mech-type=spnego --client-name=user1@${R} \
         $arg \
 	--client-name=user1@TEST.H5L.SE \
 	--server-no-delegate \
@@ -194,7 +195,7 @@ for arg in \
 
     echo "no krb5 initiator cred ${arg}"
     KRB5CCNAME="${cache}-no"
-    ${context} --mech-type=spnego --mech-types= \
+    ${context} --mech-type=spnego --client-name=user1@${R} \
         $arg \
 	--client-name=user1@TEST.H5L.SE \
 	--server-no-delegate \