Add a message-based socket mock connection to the ssl tests

The connection will send/receive full messages.
diff --git a/tests/suites/test_suite_ssl.data b/tests/suites/test_suite_ssl.data
index 5aa2d0f..65c9cd8 100644
--- a/tests/suites/test_suite_ssl.data
+++ b/tests/suites/test_suite_ssl.data
@@ -79,6 +79,30 @@
 Message queue - insufficient buffer
 ssl_message_queue_insufficient_buffer:
 
+Message transport mock - uninitialized structures
+ssl_message_mock_uninitialized:
+
+Message transport mock - basic test
+ssl_message_mock_basic:
+
+Message transport mock - queue overflow/underflow
+ssl_message_mock_queue_overflow_underflow:
+
+Message transport mock - socket overflow
+ssl_message_mock_socket_overflow:
+
+Message transport mock - truncated message
+ssl_message_mock_truncated:
+
+Message transport mock - socket read error
+ssl_message_mock_socket_read_error:
+
+Message transport mock - one-way interleaved sends/reads
+ssl_message_mock_interleaved_one_way:
+
+Message transport mock - two-way interleaved sends/reads
+ssl_message_mock_interleaved_two_ways:
+
 SSL DTLS replay: initial state, seqnum 0
 ssl_dtls_replay:"":"000000000000":0