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authorKim Alvefur <zash@zash.se>2015-12-23 08:49:38 +0100
committerKim Alvefur <zash@zash.se>2015-12-23 08:49:38 +0100
commitf13cbf54bb20960d5c9cc8a3a35d416831acd097 (patch)
tree8c1d7729cf397c6f01c2eb6ab0c3c2f004fbdf9d
parent2487c3799d6532a7b7d82032830abf84b0d207df (diff)
downloadprosody-f13cbf54bb20960d5c9cc8a3a35d416831acd097.tar.gz
prosody-f13cbf54bb20960d5c9cc8a3a35d416831acd097.zip
tests: Add small test for util.throttle
-rw-r--r--tests/test.lua1
-rw-r--r--tests/test_util_throttle.lua34
2 files changed, 35 insertions, 0 deletions
diff --git a/tests/test.lua b/tests/test.lua
index f7fdee91..1666fcf5 100644
--- a/tests/test.lua
+++ b/tests/test.lua
@@ -21,6 +21,7 @@ function run_all_tests()
dotest "util.stanza"
dotest "util.sasl.scram"
dotest "util.cache"
+ dotest "util.throttle"
dosingletest("test_sasl.lua", "latin1toutf8");
dosingletest("test_utf8.lua", "valid");
diff --git a/tests/test_util_throttle.lua b/tests/test_util_throttle.lua
new file mode 100644
index 00000000..582f499d
--- /dev/null
+++ b/tests/test_util_throttle.lua
@@ -0,0 +1,34 @@
+
+local now = 0; -- wibbly-wobbly... timey-wimey... stuff
+local function predictable_gettime()
+ return now;
+end
+local function later(n)
+ now = now + n; -- time passes at a different rate
+end
+
+local function override_gettime(throttle)
+ local i = 0;
+ repeat
+ i = i + 1;
+ local name = debug.getupvalue(throttle.update, i);
+ if name then
+ debug.setupvalue(throttle.update, i, predictable_gettime);
+ return throttle;
+ end
+ until not name;
+end
+
+function create(create)
+ local a = override_gettime( create(3, 10) );
+
+ assert_equal(a:poll(1), true); -- 3 -> 2
+ assert_equal(a:poll(1), true); -- 2 -> 1
+ assert_equal(a:poll(1), true); -- 1 -> 0
+ assert_equal(a:poll(1), false); -- MEEP, out of credits!
+ later(1); -- ... what about
+ assert_equal(a:poll(1), false); -- now? - Still no!
+ later(9); -- Later that day
+ assert_equal(a:poll(1), true); -- Should be back at 3 credits ... 2
+end
+