diff -r 499e1b465d77 -r 0a752853f792 test/string_tests.c
--- a/test/string_tests.c	Wed Feb 27 14:04:45 2013 +0100
+++ b/test/string_tests.c	Wed Feb 27 14:12:28 2013 +0100
@@ -177,7 +177,9 @@
 
 UCX_TEST_IMPLEMENT(test_sstrtrim) {
     sstr_t test = sstrtrim(sstr("  ein test   "));
+    sstr_t empty = sstrtrim(sstr(""));
     UCX_TEST_BEGIN
     UCX_TEST_ASSERT(strncmp(test.ptr, "ein test", test.length) == 0, "failed");
+    UCX_TEST_ASSERT(empty.length == 0, "empty string failed");
     UCX_TEST_END
 }