From 158fa9928284d92fa6c39dac98e622a3dd59eaf3 Mon Sep 17 00:00:00 2001
From: Thomas Harning Jr <harningt@gmail.com>
Date: Thu, 6 Sep 2007 00:05:55 -0400
Subject: [PATCH] Added timertest.  Prevented GC-ed events from causing an
 abort.

---
 src/event_callback.c |  8 +++++++-
 test/timertest.lua   | 19 +++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 test/timertest.lua

diff --git a/src/event_callback.c b/src/event_callback.c
index bbcd51c..76a7789 100644
--- a/src/event_callback.c
+++ b/src/event_callback.c
@@ -23,7 +23,13 @@ void luaevent_callback(int fd, short event, void* p) {
 	lua_State* L;
 	int ret;
 	double newTimeout = -1;
-	assert(cb && cb->base && cb->base->loop_L);
+	assert(cb);
+	if(!cb->base) {
+		/* Callback has been collected... die */
+		/* TODO: What should really be done here... */
+		return;
+	}
+	assert(cb->base->loop_L);
 	L = cb->base->loop_L;
 	lua_rawgeti(L, LUA_REGISTRYINDEX, cb->callbackRef);
 	lua_pushinteger(L, event);
diff --git a/test/timertest.lua b/test/timertest.lua
new file mode 100644
index 0000000..ec1257c
--- /dev/null
+++ b/test/timertest.lua
@@ -0,0 +1,19 @@
+require("luaevent.core")
+
+c = luaevent.core.new()
+local f = 100
+local function createEvent()
+	return c:addevent(nil, luaevent.core.EV_TIMEOUT, function(ev) io.write(".." .. f) f = f - 1 if f < 0 then return -1 end collectgarbage() end, 0.01)
+end
+ev = createEvent()
+print("TESTING Garbage-collect-safe version")
+c:loop()
+assert(f < 0, "DID NOT FINISH LOOPING")
+io.write("\n")
+print("TESTING Garbage-collect unsafe version")
+f = 100
+createEvent()
+c:loop()
+assert(f >= 0, "Did not perform expected collection")
+io.write("\n")
+print("Completed both tests")
-- 
2.11.4.GIT