Add autobahn test suite echo server.

test/echo-server.scm

@@ -0,0 +1,23 @@
+(import chicken scheme posix)
+(use spiffy websockets)
+
+(ping-interval 0)
+(drop-incoming-pings #f)
+(propagate-common-errors #f)
+
+(handle-not-found
+  (lambda (path)
+    (with-websocket
+         (lambda ()
+           (let loop ()
+             (receive (data type) (receive-message)
+                      (unless (eq? type 'connection-close)
+                              (send-message type data)
+                              (loop))))))))
+
+(debug-log (current-output-port))
+(root-path ".")
+(server-port 8080)
+(start-server)
+
+

test/ws-test.spec

@@ -0,0 +1,10 @@
+{
+    "servers": [
+        {"agent": "AutobahnServer",
+            "url": "ws://localhost:8080/web-socket",
+            "options": {"version": 13}}
+        ],
+    "cases": ["1.*", "2.*", "3.*", "4.*", "5.*"],
+    "exclude-cases": [],
+    "exclude-agent-cases": {}
+}