diff --git a/tests/login.c b/tests/login.c
new file mode 100644
index 0000000..cad9b9a
--- /dev/null
+++ b/tests/login.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2006 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <check.h>
+#include <string.h>
+
+#include "test.h"
+#include "login.h"
+
+START_TEST(test_login_hash)
+{
+	char ans[16];
+	char good[] = "\x2A\x8A\x12\xB4\xE0\x42\xEE\xAB\xD0\x19\x17\x1E\x44\xA0\x88\xCD";
+	char pass[32] = "iodine is the shit";
+	int len;
+	int seed;
+
+	len = 16;
+	seed = 15;
+
+	memset(ans, 0, sizeof(ans));
+	login_calculate(ans, len, pass, seed);
+	fail_unless(strncmp(ans, good, len) == 0, NULL);
+}
+END_TEST
+
+TCase *
+test_login_create_tests()
+{
+	TCase *tc;
+
+	tc = tcase_create("Login");
+	tcase_add_test(tc, test_login_hash);
+
+	return tc;
+}