diff --git a/test/perl/TestClient.pl b/test/perl/TestClient.pl
index 6f3cbc9..990274c 100755
--- a/test/perl/TestClient.pl
+++ b/test/perl/TestClient.pl
@@ -33,10 +33,12 @@
 use Thrift::BinaryProtocol;
 use Thrift::BufferedTransport;
 use Thrift::FramedTransport;
+use Thrift::MultiplexedProtocol;
 use Thrift::SSLSocket;
 use Thrift::Socket;
 use Thrift::UnixSocket;
 
+use ThriftTest::SecondService;
 use ThriftTest::ThriftTest;
 use ThriftTest::Types;
 
@@ -108,13 +110,21 @@
 }
 
 my $protocol;
-if ($opts{protocol} eq 'binary') {
+my $protocol2;
+if ($opts{protocol} eq 'binary' || $opts{protocol} eq 'multi') {
     $protocol = new Thrift::BinaryProtocol($transport);
 } else {
     usage();
     exit 1;
 }
 
+my $secondService = undef;
+if (index($opts{protocol}, 'multi') == 0) {
+  $protocol2 = new Thrift::MultiplexedProtocol($protocol, "SecondService");
+  $protocol = new Thrift::MultiplexedProtocol($protocol, "ThriftTest");
+  $secondService = new ThriftTest::SecondServiceClient($protocol2);
+}
+
 my $testClient = new ThriftTest::ThriftTestClient($protocol);
 
 eval {
@@ -123,6 +133,14 @@
 if($@){
     die(Dumper($@));
 }
+
+use constant ERR_BASETYPES => 1;
+use constant ERR_STRUCTS => 2;
+use constant ERR_CONTAINERS => 4;
+use constant ERR_EXCEPTIONS => 8;
+use constant ERR_PROTOCOL => 16;
+use constant ERR_UNKNOWN => 64;
+
 my $start = gettimeofday();
 
 #
@@ -138,6 +156,17 @@
 print("testString(\"Test\")");
 my $s = $testClient->testString("Test");
 print(" = \"$s\"\n");
+exit(ERR_BASETYPES) if ($s ne 'Test');
+
+#
+# MULTIPLEXED TEST
+#
+if (index($opts{protocol}, 'multi') == 0) {
+    print("secondtestString(\"Test2\")");
+    $s = $secondService->secondtestString("Test2");
+    print(" = \"$s\"\n");
+    exit(ERR_PROTOCOL) if ($s ne 'testString("Test2")');
+}
 
 #
 # BOOL TEST
@@ -145,9 +174,11 @@
 print("testBool(1)");
 my $t = $testClient->testBool(1);
 print(" = $t\n");
+exit(ERR_BASETYPES) if ($t ne 1);
 print("testBool(0)");
 my $f = $testClient->testBool(0);
 print(" = $f\n");
+exit(ERR_BASETYPES) if ($f ne "");
 
 
 #
@@ -163,13 +194,15 @@
 print("testI32(-1)");
 my $i32 = $testClient->testI32(-1);
 print(" = $i32\n");
+exit(ERR_BASETYPES) if ($i32 ne -1);
 
 #
-#I64 TEST
+# I64 TEST
 #
 print("testI64(-34359738368)");
 my $i64 = $testClient->testI64(-34359738368);
 print(" = $i64\n");
+exit(ERR_BASETYPES) if ($i64 ne -34359738368);
 
 #
 # DOUBLE TEST
@@ -177,6 +210,7 @@
 print("testDouble(-852.234234234)");
 my $dub = $testClient->testDouble(-852.234234234);
 print(" = $dub\n");
+exit(ERR_BASETYPES) if ($dub ne -852.234234234);
 
 #
 # BINARY TEST   ---  TODO