From eb1d73e2c2a4ba9b1df406d037d72d3295b9037c Mon Sep 17 00:00:00 2001
From: Enno Rehling <enno.rehling@gmail.com>
Date: Sun, 19 Oct 2014 06:42:40 +0200
Subject: [PATCH] basic test for tolower function.

---
 src/test_eressea.c      |  1 +
 src/util/CMakeLists.txt |  1 +
 src/util/unicode.test.c | 23 +++++++++++++++++++++++
 3 files changed, 25 insertions(+)
 create mode 100644 src/util/unicode.test.c

diff --git a/src/test_eressea.c b/src/test_eressea.c
index 94f8d6c67..6fa8767cb 100644
--- a/src/test_eressea.c
+++ b/src/test_eressea.c
@@ -35,6 +35,7 @@ int RunAllTests(void)
   ADD_TESTS(suite, bsdstring);
   ADD_TESTS(suite, functions);
   ADD_TESTS(suite, umlaut);
+  ADD_TESTS(suite, unicode);
   ADD_TESTS(suite, strings);
   /* kernel */
   ADD_TESTS(suite, unit);
diff --git a/src/util/CMakeLists.txt b/src/util/CMakeLists.txt
index 51ceadac7..a9fde29a8 100644
--- a/src/util/CMakeLists.txt
+++ b/src/util/CMakeLists.txt
@@ -7,6 +7,7 @@ strings.test.c
 bsdstring.test.c
 functions.test.c
 umlaut.test.c
+unicode.test.c
 )
 
 SET(_FILES
diff --git a/src/util/unicode.test.c b/src/util/unicode.test.c
new file mode 100644
index 000000000..52392fda4
--- /dev/null
+++ b/src/util/unicode.test.c
@@ -0,0 +1,23 @@
+#include <CuTest.h>
+#include "unicode.h"
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+static void test_unicode_tolower(CuTest * tc)
+{
+    char buffer[32];
+    CuAssertIntEquals(tc, 0, unicode_utf8_tolower(buffer, sizeof(buffer), "HeLlO W0Rld"));
+    CuAssertStrEquals(tc, "hello w0rld", buffer);
+    memset(buffer, 0, sizeof(buffer));
+    buffer[5]='X';
+    CuAssertIntEquals(tc, ENOMEM, unicode_utf8_tolower(buffer, 5, "HeLlO W0Rld"));
+    CuAssertStrEquals(tc, "helloX", buffer);
+}
+
+CuSuite *get_unicode_suite(void)
+{
+  CuSuite *suite = CuSuiteNew();
+  SUITE_ADD_TEST(suite, test_unicode_tolower);
+  return suite;
+}