[PATCH:libXt 2/2] Add test case for XtAppMainLoop bug 34715

[Alan Coopersmith]

Signed-off-by: Alan Coopersmith <alan.coopersmith at oracle.com>
---
 test/Event.c     |   88 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 test/Makefile.am |    2 +-
 2 files changed, 89 insertions(+), 1 deletions(-)
 create mode 100644 test/Event.c

diff --git a/test/Event.c b/test/Event.c
new file mode 100644
index 0000000..64fb923
--- /dev/null
+++ b/test/Event.c
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <X11/Intrinsic.h>
+#include <glib.h>
+#include <unistd.h>
+#include <signal.h>
+#include <setjmp.h>
+
+/* Test XtAppMainLoop without a display doesn't wait for an XEvent.
+   Based on https://bugs.freedesktop.org/show_bug.cgi?id=34715 */
+static void _Tick(XtPointer baton, XtIntervalId* id)
+{
+    static int count = 0;
+    XtAppContext app = (XtAppContext)baton;
+
+    count ++;
+#ifdef DEBUG
+    printf("%d beep!\n", count);
+#endif
+
+    if (3 == count)
+        XtAppSetExitFlag(app);
+    else
+        XtAppAddTimeOut(app, 1000, _Tick, app);
+}
+
+static sigjmp_buf jump_env;
+
+static void sigalrm (int sig)
+{
+    siglongjmp(jump_env, 1);
+}
+
+static void test_XtAppMainLoop_34715(void)
+{
+    struct sigaction sa;
+
+    XtToolkitInitialize();
+    XtAppContext app = XtCreateApplicationContext();
+    XtAppAddTimeOut(app, 3000, _Tick, app);
+
+    /* AppTimeouts should finish and exit in 3 seconds.
+       Give them 10 seconds just in case system is busy, then fail. */
+    sa.sa_handler = sigalrm;
+    sa.sa_flags = SA_RESTART;
+    sigemptyset (&sa.sa_mask);
+
+    if (sigsetjmp(jump_env, 1) == 0) {
+	sigaction(SIGALRM, &sa, NULL);
+	alarm(10);
+
+	XtAppMainLoop(app);
+    } else {
+	g_assert(XtAppGetExitFlag(app));
+	g_assert(0 /* timed out */);
+    }
+}
+
+int main(int argc, char** argv)
+{
+    g_test_init(&argc, &argv, NULL);
+    g_test_bug_base("https://bugzilla.freedesktop.org/show_bug.cgi?id=");
+
+    g_test_add_func("/Event/XtAppMainLoop/34715", test_XtAppMainLoop_34715);
+
+    return g_test_run();
+}
diff --git a/test/Makefile.am b/test/Makefile.am
index 3e067da..d56a1b4 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -1,5 +1,5 @@
 if ENABLE_UNIT_TESTS
-check_PROGRAMS = Alloc
+check_PROGRAMS = Alloc Event
 
 TESTS=$(check_PROGRAMS)
 
-- 
1.7.3.2