move the kernel util tests to userland

1 files changed, 28 insertions, 0 deletions

diff --git a/src/user/app/tests/libc/string.c b/src/user/app/tests/libc/string.c
index 8f889dc..82aff98 100644
--- a/src/user/app/tests/libc/string.c
+++ b/src/user/app/tests/libc/string.c
@@ -1,6 +1,32 @@
 #include "../tests.h"
 #include <string.h>
 
+static void test_memcmp(void) {
+	test(0 == memcmp("some", "thing", 0));
+	test(0 != memcmp("some", "thing", 1));
+	test(0 != memcmp("some", "thing", 4));
+
+	test(0 == memcmp("test", "tennis",  0));
+	test(0 == memcmp("test", "tennis",  1));
+	test(0 == memcmp("test", "tennis",  2));
+	test(0 != memcmp("test", "tennis",  3));
+	test(0 != memcmp("test", "tennis",  4));
+	test(0 != memcmp("test", "tennis",  5));
+
+	test(0 > memcmp("foo", "moo", 4));
+	test(0 < memcmp("moo", "foo", 4));
+	test(0 > memcmp("555", "654", 3));
+	test(0 < memcmp("654", "555", 3));
+}
+
+static void test_strcmp(void) {
+	test(0 == strcmp("string", "string"));
+	test(0 > strcmp("str", "string"));
+	test(0 < strcmp("string", "str"));
+
+	test(0 != strcmp("stress", "string"));
+}
+
 static void test_strtol(void) {
 	char *end;
 	test(1234 == strtol("1234", NULL, 10));
@@ -21,5 +47,7 @@ static void test_strtol(void) {
 }
 
 void r_libc_string(void) {
+	run_test(test_memcmp);
+	run_test(test_strcmp);
 	run_test(test_strtol);
 }