[tor-commits] [tor/master] Some unit tests now require that periodic events be initialized.

[nickm@xxxxxxxxxxxxxx]

commit 70f337fdb20f5ce378e1bfb936aa63a40cdcacaa
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Tue Nov 17 09:26:50 2015 -0500

    Some unit tests now require that periodic events be initialized.
---
 src/or/main.c     |    9 +++++++--
 src/or/main.h     |    2 ++
 src/or/periodic.c |   18 ++++++++++++++----
 src/or/periodic.h |    1 +
 src/test/test.c   |    5 +++++
 5 files changed, 29 insertions(+), 6 deletions(-)

diff --git a/src/or/main.c b/src/or/main.c
index afcb313..b63b81e 100644
--- a/src/or/main.c
+++ b/src/or/main.c
@@ -1352,12 +1352,17 @@ initialize_periodic_events_cb(evutil_socket_t fd, short events, void *data)
 
 /** Set up all the members of periodic_events[], and configure them all to be
  * launched from a callback. */
-static void
+STATIC void
 initialize_periodic_events(void)
 {
   tor_assert(periodic_events_initialized == 0);
   periodic_events_initialized = 1;
 
+  int i;
+  for (i = 0; periodic_events[i].name; ++i) {
+    periodic_event_setup(&periodic_events[i]);
+  }
+
 #define NAMED_CALLBACK(name) \
   STMT_BEGIN name ## _event = find_periodic_event( #name ); STMT_END
 
@@ -1372,7 +1377,7 @@ initialize_periodic_events(void)
                   &one_second);
 }
 
-static void
+STATIC void
 teardown_periodic_events(void)
 {
   int i;
diff --git a/src/or/main.h b/src/or/main.h
index 447d3f4..37e93d7 100644
--- a/src/or/main.h
+++ b/src/or/main.h
@@ -78,6 +78,8 @@ int tor_init(int argc, char **argv);
 #ifdef MAIN_PRIVATE
 STATIC void init_connection_lists(void);
 STATIC void close_closeable_connections(void);
+STATIC void initialize_periodic_events(void);
+STATIC void teardown_periodic_events(void);
 #endif
 
 #endif
diff --git a/src/or/periodic.c b/src/or/periodic.c
index e21b1af..109717f 100644
--- a/src/or/periodic.c
+++ b/src/or/periodic.c
@@ -78,12 +78,11 @@ periodic_event_reschedule(periodic_event_item_t *event)
   periodic_event_set_interval(event, 1);
 }
 
-/** Handles initial dispatch for periodic events. It should happen 1 second
- * after the events are created to mimic behaviour before #3199's refactor */
+/** Initializes the libevent backend for a periodic event. */
 void
-periodic_event_launch(periodic_event_item_t *event)
+periodic_event_setup(periodic_event_item_t *event)
 {
-  if (event->ev) { /** Already setup? This is a bug */
+  if (event->ev) { /* Already setup? This is a bug */
     log_err(LD_BUG, "Initial dispatch should only be done once.");
     tor_assert(0);
   }
@@ -93,6 +92,17 @@ periodic_event_launch(periodic_event_item_t *event)
                             periodic_event_dispatch,
                             event);
   tor_assert(event->ev);
+}
+
+/** Handles initial dispatch for periodic events. It should happen 1 second
+ * after the events are created to mimic behaviour before #3199's refactor */
+void
+periodic_event_launch(periodic_event_item_t *event)
+{
+  if (! event->ev) { /* Not setup? This is a bug */
+    log_err(LD_BUG, "periodic_event_launch without periodic_event_setup");
+    tor_assert(0);
+  }
 
   // Initial dispatch
   periodic_event_dispatch(-1, EV_TIMEOUT, event);
diff --git a/src/or/periodic.h b/src/or/periodic.h
index a77f411..bab0c91 100644
--- a/src/or/periodic.h
+++ b/src/or/periodic.h
@@ -29,6 +29,7 @@ typedef struct periodic_event_item_t {
 #define END_OF_PERIODIC_EVENTS { NULL, 0, NULL, NULL }
 
 void periodic_event_launch(periodic_event_item_t *event);
+void periodic_event_setup(periodic_event_item_t *event);
 void periodic_event_destroy(periodic_event_item_t *event);
 void periodic_event_reschedule(periodic_event_item_t *event);
 
diff --git a/src/test/test.c b/src/test/test.c
index 44171b5..0bc6292 100644
--- a/src/test/test.c
+++ b/src/test/test.c
@@ -28,6 +28,7 @@
 #define ROUTER_PRIVATE
 #define CIRCUITSTATS_PRIVATE
 #define CIRCUITLIST_PRIVATE
+#define MAIN_PRIVATE
 #define STATEFILE_PRIVATE
 
 /*
@@ -50,6 +51,7 @@ double fabs(double x);
 #include "rendcache.h"
 #include "test.h"
 #include "torgzip.h"
+#include "main.h"
 #include "memarea.h"
 #include "onion.h"
 #include "onion_ntor.h"
@@ -317,6 +319,8 @@ test_circuit_timeout(void *arg)
   int i, runs;
   double close_ms;
   (void)arg;
+  initialize_periodic_events();
+
   circuit_build_times_init(&initial);
   circuit_build_times_init(&estimate);
   circuit_build_times_init(&final);
@@ -456,6 +460,7 @@ test_circuit_timeout(void *arg)
   circuit_build_times_free_timeouts(&estimate);
   circuit_build_times_free_timeouts(&final);
   or_state_free(state);
+  teardown_periodic_events();
 }
 
 /** Test encoding and parsing of rendezvous service descriptors. */

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