+ # Enter the event loop to handle clients I/O
+ after 100 test_server_cron
+ vwait forever
+}
+
+# This function gets called 10 times per second, for now does nothing but
+# may be used in the future in order to detect test clients taking too much
+# time to execute the task.
+proc test_server_cron {} {
+}
+
+proc accept_test_clients {fd addr port} {
+ fileevent $fd readable [list read_from_test_client $fd]
+}
+
+# This is the readable handler of our test server. Clients send us messages
+# in the form of a status code such and additional data. Supported
+# status types are:
+#
+# ready: the client is ready to execute the command. Only sent at client
+# startup. The server will queue the client FD in the list of idle
+# clients.
+# testing: just used to signal that a given test started.
+# ok: a test was executed with success.
+# err: a test was executed with an error.
+# exception: there was a runtime exception while executing the test.
+# done: all the specified test file was processed, this test client is
+# ready to accept a new task.
+proc read_from_test_client fd {
+ set bytes [gets $fd]
+ set payload [read $fd $bytes]
+ foreach {status data} $payload break
+ if {$status eq {ready}} {
+ if {!$::quiet} {
+ puts "\[$status\]: $data"