[PATCH v4 3/5] tests: add a test for event loop

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Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
Acked-by: Jonathon Jongsma <jjongsma@xxxxxxxxxx>
---
 server/tests/Makefile.am        |   2 +
 server/tests/basic_event_loop.c |   7 +++
 server/tests/basic_event_loop.h |   1 +
 server/tests/test-loop.c        | 134 ++++++++++++++++++++++++++++++++++++++++
 4 files changed, 144 insertions(+)
 create mode 100644 server/tests/test-loop.c

diff --git a/server/tests/Makefile.am b/server/tests/Makefile.am
index 8caff04..6f02c99 100644
--- a/server/tests/Makefile.am
+++ b/server/tests/Makefile.am
@@ -49,12 +49,14 @@ noinst_PROGRAMS =				\
 	spice-server-replay			\
 	stream-test				\
 	stat_test				\
+	test-loop				\
 	$(NULL)
 
 TESTS =						\
 	stat_test				\
 	test-qxl-parsing			\
 	stream-test				\
+	test-loop				\
 	$(NULL)
 
 check_PROGRAMS = $(TESTS)
diff --git a/server/tests/basic_event_loop.c b/server/tests/basic_event_loop.c
index c3dabf4..997d251 100644
--- a/server/tests/basic_event_loop.c
+++ b/server/tests/basic_event_loop.c
@@ -106,3 +106,10 @@ SpiceCoreInterface *basic_event_loop_init(void)
     core.watch_remove = event_loop_core.watch_remove;
     return &core;
 }
+
+void basic_event_loop_destroy(void)
+{
+    spice_assert(main_context != NULL);
+    g_main_context_unref(main_context);
+    main_context = NULL;
+}
diff --git a/server/tests/basic_event_loop.h b/server/tests/basic_event_loop.h
index 2ec9446..593532b 100644
--- a/server/tests/basic_event_loop.h
+++ b/server/tests/basic_event_loop.h
@@ -23,6 +23,7 @@
 
 GMainContext *basic_event_loop_get_context(void);
 SpiceCoreInterface *basic_event_loop_init(void);
+void basic_event_loop_destroy(void);
 void basic_event_loop_mainloop(void);
 
 #endif // __BASIC_EVENT_LOOP_H__
diff --git a/server/tests/test-loop.c b/server/tests/test-loop.c
new file mode 100644
index 0000000..1dc3923
--- /dev/null
+++ b/server/tests/test-loop.c
@@ -0,0 +1,134 @@
+/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+   Copyright (C) 2015 Red Hat, Inc.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* Test event loop
+ */
+
+#include <config.h>
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <signal.h>
+#include <unistd.h>
+#include <pthread.h>
+#include <glib.h>
+
+#include <spice/macros.h>
+#include <common/log.h>
+#include "basic_event_loop.h"
+
+static SpiceCoreInterface *core = NULL;
+static GMainLoop *loop = NULL;
+static pthread_t loop_thread;
+
+static void timer_err(void *opaque)
+{
+    spice_assert(0);
+}
+
+static SpiceTimer *to_delete_timer = NULL;
+static void timer_del(void *opaque)
+{
+    spice_assert(core);
+    spice_assert(to_delete_timer);
+
+    spice_assert(pthread_equal(loop_thread, pthread_self()));
+
+    core->timer_remove(to_delete_timer);
+    to_delete_timer = NULL;
+}
+
+static void timer_exit(void *opaque)
+{
+    spice_assert(loop);
+
+    spice_assert(pthread_equal(loop_thread, pthread_self()));
+
+    g_main_loop_quit(loop);
+}
+
+static void *loop_func(void *arg)
+{
+    loop_thread = pthread_self();
+
+    spice_assert(loop);
+
+    g_main_loop_run(loop);
+
+    return NULL;
+}
+
+int main(int argc, char **argv)
+{
+    SpiceTimer *timer, *timers[10];
+    int i, rc;
+
+    memset(timers, 0, sizeof(timers));
+
+    core = basic_event_loop_init();
+
+    i = 0;
+
+    /* add a timer and delete to check is correctly deleted */
+    timer = core->timer_add(timer_err, NULL);
+    core->timer_start(timer, 1);
+    core->timer_remove(timer);
+
+    /* create timer, should not be executed */
+    timer = timers[i++] = core->timer_add(timer_err, NULL);
+
+    /* add a timer and cancel to check is not executed */
+    timer = timers[i++] = core->timer_add(timer_err, NULL);
+    core->timer_start(timer, 1);
+    core->timer_cancel(timer);
+
+    /* check we can remove timer inside a timer */
+    timer = to_delete_timer = core->timer_add(timer_del, NULL);
+    spice_assert(to_delete_timer != NULL);
+    core->timer_start(timer, 1);
+
+    /* create a timer that does something */
+    timer = timers[i++] = core->timer_add(timer_exit, NULL);
+    core->timer_start(timer, 10);
+
+    /* run the loop */
+    loop = g_main_loop_new(basic_event_loop_get_context(), FALSE);
+    alarm(1);
+    rc = pthread_create(&loop_thread, NULL, loop_func, NULL);
+    spice_assert(rc == 0);
+    rc = pthread_join(loop_thread, NULL);
+    spice_assert(rc == 0);
+    alarm(0);
+    g_main_loop_unref(loop);
+
+    /* delete executed ? */
+    spice_assert(to_delete_timer == NULL);
+
+    /* cleanup */
+    for (i = 0; i < G_N_ELEMENTS(timers); ++i) {
+        if (timers[i]) {
+            core->timer_remove(timers[i]);
+            timers[i] = NULL;
+        }
+    }
+
+    basic_event_loop_destroy();
+
+    return 0;
+}
-- 
2.4.3

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