[tarantool-patches] [PATCH 1/1] test: add srand(time(NULL)) to swim unit tests

Vladislav Shpilevoy v.shpilevoy at tarantool.org
Fri Apr 12 01:17:54 MSK 2019


Appeared, that it is not called. But probably it should be, in
order to catch more errors.
---
Branch: https://github.com/tarantool/tarantool/tree/gerold103/swim-test-enable-random
Issue: No issue.

 test/unit/swim.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/test/unit/swim.c b/test/unit/swim.c
index 03f6b412c..3767a8cbc 100644
--- a/test/unit/swim.c
+++ b/test/unit/swim.c
@@ -685,12 +685,19 @@ main_f(va_list ap)
 int
 main()
 {
+	time_t seed = time(NULL);
+	srand(seed);
 	memory_init();
 	fiber_init(fiber_c_invoke);
 	int fd = open("log.txt", O_TRUNC);
 	if (fd != -1)
 		close(fd);
 	say_logger_init("log.txt", 6, 1, "plain", 0);
+	/*
+	 * Print the seed to be able to reproduce a bug with the
+	 * same seed.
+	 */
+	say_info("Random seed = %llu", (unsigned long long) seed);
 
 	struct fiber *main_fiber = fiber_new("main", main_f);
 	fiber_set_joinable(main_fiber, true);
-- 
2.17.2 (Apple Git-113)





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