X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftimer%2Ftest%2Frun-corrupt.c;fp=ccan%2Ftimer%2Ftest%2Frun-corrupt.c;h=ee9660481ea92655618f30eeb7f0b7fd6328e6d5;hp=0000000000000000000000000000000000000000;hb=08dac1288246b1fc9efe1695fe4c7575103e4a2b;hpb=bd9a48e7ffca063e21d580e9e0d94b1691c03687

diff --git a/ccan/timer/test/run-corrupt.c b/ccan/timer/test/run-corrupt.c
new file mode 100644
index 00000000..ee966048
--- /dev/null
+++ b/ccan/timer/test/run-corrupt.c
@@ -0,0 +1,74 @@
+#define CCAN_TIMER_DEBUG 1
+#include <ccan/timer/timer.h>
+/* Include the C files directly. */
+#include <ccan/timer/timer.c>
+#include <ccan/tap/tap.h>
+
+static void new_timer(struct timers *timers, unsigned long nsec)
+{
+	struct timer *timer;
+	struct timeabs when;
+
+	timer = malloc(sizeof(*timer));
+	timer_init(timer);
+	when.ts.tv_sec = 0; when.ts.tv_nsec = nsec;
+	timer_add(timers, timer, when);
+}
+
+static void update_and_expire(struct timers *timers)
+{
+	struct timeabs when;
+
+	timer_earliest(timers, &when);
+	free(timers_expire(timers, when));
+}
+
+int main(int argc, char *argv[])
+{
+	struct timeabs when;
+	struct timers timers;
+
+	plan_tests(7);
+	
+	when.ts.tv_sec = 0; when.ts.tv_nsec = 0;
+	timers_init(&timers, when);
+
+	/* Add these */
+	new_timer(&timers, 35000000);
+	new_timer(&timers, 38000000);
+	new_timer(&timers, 59000000);
+	new_timer(&timers, 65000000);
+	new_timer(&timers, 88000000);
+	new_timer(&timers, 125000000);
+	new_timer(&timers, 130000000);
+	new_timer(&timers, 152000000);
+	new_timer(&timers, 168000000);
+	/* Expire all but the last one. */
+	update_and_expire(&timers);
+	update_and_expire(&timers);
+	update_and_expire(&timers);
+	update_and_expire(&timers);
+	update_and_expire(&timers);
+	update_and_expire(&timers);
+	update_and_expire(&timers);
+	update_and_expire(&timers);
+	/* Add a new one. */
+	new_timer(&timers, 169000000);
+	ok1(timers_check(&timers, NULL));
+
+	/* Used to get the wrong one... */
+	timers_dump(&timers, stdout);
+	ok1(timer_earliest(&timers, &when));
+	ok1(when.ts.tv_nsec == 168000000);
+	free(timers_expire(&timers, when));
+
+	ok1(timer_earliest(&timers, &when));
+	ok1(when.ts.tv_nsec == 169000000);
+	free(timers_expire(&timers, when));
+
+	ok1(timers_check(&timers, NULL));
+	ok1(!timer_earliest(&timers, &when));
+	timers_cleanup(&timers);
+
+	return exit_status();
+}