Remake the testsslproxy tests

The testsslproxy tests turned out to be useless as they were.  They
were really just for show and the results were ignore.  Now they are
changed into a more veerifiable test
Reviewed-by: NRich Salz <rsalz@openssl.org>

test/recipes/80-test_ssl.t

@@ -52,8 +52,8 @@ plan tests =>
     1				# For testss
     + 1				# For ssltest -test_cipherlist
     + 8				# For the first testssl
-    + 8 * 4 * 4			# For the first testsslproxy (16 times testssl)
-    + 8 * 4 * 4			# For the second testsslproxy (16 times testssl)
+    + 16			# For the first testsslproxy
+    + 16			# For the second testsslproxy
     ;
 
 subtest 'test_ss' => sub {
@@ -78,10 +78,10 @@ my $check = ok(run(test(["ssltest","-test_cipherlist"])), "running ssltest");
       testssl("keyU.ss", $Ucert, $CAcert);
 
       note('test_ssl -- key P1');
-      testsslproxy("keyP1.ss", "certP1.ss", "intP1.ss");
+      testsslproxy("keyP1.ss", "certP1.ss", "intP1.ss", "AB");
 
       note('test_ssl -- key P2');
-      testsslproxy("keyP2.ss", "certP2.ss", "intP2.ss");
+      testsslproxy("keyP2.ss", "certP2.ss", "intP2.ss", "BC");
     }
 
 # -----------
@@ -558,23 +558,70 @@ sub testssl {
 }
 
 sub testsslproxy {
-    my ($a1, $a2, $a3, @rest) = @_;
+    my $key = shift || top_file("apps","server.pem");
+    my $cert = shift || top_file("apps","server.pem");
+    my $CAtmp = shift;
+    my @CA = $CAtmp ? ("-CAfile", $CAtmp) : ("-CApath", top_dir("certs"));
+    my @extra = @_;
+
+    my @ssltest = ("ssltest",
+		   "-s_key", $key, "-s_cert", $cert,
+		   "-c_key", $key, "-c_cert", $cert);
 
     # plan tests => 16;
 
     note('Testing a lot of proxy conditions.');
-    note('Some of them may turn out being invalid, which is fine.');
-    foreach my $auth (('A', 'B', 'C', 'BC')) {
-	foreach my $cond (('A', 'B', 'C', 'A|B&!C')) {
-	    # Exit code 3 is when ssltest couldn't parse the condition
-	    with({ exit_checker => sub { my $x = shift;
-                                         return
-                                             ($x == 1 || $x == 3) ? 0 : 1; } },
-		 sub {
-		     testssl($a1, $a2, $a3,
-			     "-proxy", "-proxy_auth", $auth,
-			     "-proxy_cond", $cond);
-		 });
-	}
+
+    # We happen to know that certP1.ss has policy letters "AB" and
+    # certP2.ss has policy letters "BC".  However, because certP2.ss
+    # has certP1.ss as issuer, when it's used, both their policy
+    # letters get combined into just "B".
+    # The policy letter(s) then get filtered with the given auth letter
+    # in the table below, and the result gets tested with the given
+    # condition.  For details, read ssltest.c
+    #
+    # certfilename => [ [ auth, cond, expected result ] ... ]
+    my %expected = ( "certP1.ss" => [ [ [ 'A',  'A'      ], 1 ],
+                                      [ [ 'A',  'B'      ], 0 ],
+                                      [ [ 'A',  'C'      ], 0 ],
+                                      [ [ 'A',  'A|B&!C' ], 1 ],
+                                      [ [ 'B',  'A'      ], 0 ],
+                                      [ [ 'B',  'B'      ], 1 ],
+                                      [ [ 'B',  'C'      ], 0 ],
+                                      [ [ 'B',  'A|B&!C' ], 1 ],
+                                      [ [ 'C',  'A'      ], 0 ],
+                                      [ [ 'C',  'B'      ], 0 ],
+                                      [ [ 'C',  'C'      ], 0 ],
+                                      [ [ 'C',  'A|B&!C' ], 0 ],
+                                      [ [ 'BC', 'A'      ], 0 ],
+                                      [ [ 'BC', 'B'      ], 1 ],
+                                      [ [ 'BC', 'C'      ], 0 ],
+                                      [ [ 'BC', 'A|B&!C' ], 1 ] ],
+                     "certP2.ss" => [ [ [ 'A',  'A'      ], 0 ],
+                                      [ [ 'A',  'B'      ], 0 ],
+                                      [ [ 'A',  'C'      ], 0 ],
+                                      [ [ 'A',  'A|B&!C' ], 0 ],
+                                      [ [ 'B',  'A'      ], 0 ],
+                                      [ [ 'B',  'B'      ], 1 ],
+                                      [ [ 'B',  'C'      ], 0 ],
+                                      [ [ 'B',  'A|B&!C' ], 1 ],
+                                      [ [ 'C',  'A'      ], 0 ],
+                                      [ [ 'C',  'B'      ], 0 ],
+                                      [ [ 'C',  'C'      ], 0 ],
+                                      [ [ 'C',  'A|B&!C' ], 0 ],
+                                      [ [ 'BC', 'A'      ], 0 ],
+                                      [ [ 'BC', 'B'      ], 1 ],
+                                      [ [ 'BC', 'C'      ], 0 ],
+                                      [ [ 'BC', 'A|B&!C' ], 1 ] ] );
+
+    foreach (@{$expected{$cert}}) {
+        my $auth = $_->[0]->[0];
+        my $cond = $_->[0]->[1];
+        my $res  = $_->[1];
+	is(run(test([@ssltest, "-ssl3", "-server_auth", @CA,
+                     "-proxy", "-proxy_auth", $auth,
+                     "-proxy_cond", $cond])), $res,
+	   "test tlsv1, server auth, proxy auth $auth and cond $cond (expect "
+           .($res ? "success" : "failure").")");
     }
 }