throttle: Test burst limits lower than the normal limits

This checks that making FOO_max lower than FOO is not allowed.

We could also forbid having FOO_max == FOO, but that doesn't have
any odd side effects and it would require us to update several other
tests, so let's keep it simple.

Signed-off-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 2f90f9ee58aa14b7bd985f67c5996b06e0ab6c19.1469693110.git.berto@igalia.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
diff --git a/tests/test-throttle.c b/tests/test-throttle.c
index afe094b..363b59a 100644
--- a/tests/test-throttle.c
+++ b/tests/test-throttle.c
@@ -394,6 +394,14 @@
         cfg.buckets[i].max = 0;
         cfg.buckets[i].avg = 100;
         g_assert(throttle_is_valid(&cfg, NULL));
+
+        cfg.buckets[i].max = 30;
+        cfg.buckets[i].avg = 100;
+        g_assert(!throttle_is_valid(&cfg, NULL));
+
+        cfg.buckets[i].max = 100;
+        cfg.buckets[i].avg = 100;
+        g_assert(throttle_is_valid(&cfg, NULL));
     }
 }