[PATCH v2 7/9] unit: add test-storage

For now, a single test for __storage_decrypt that ensures an
invalid length fails as expected.
---
 Makefile.am         |  7 +++++-
 unit/test-storage.c | 55 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+), 1 deletion(-)
 create mode 100644 unit/test-storage.c

diff --git a/Makefile.am b/Makefile.am
index 6404bdbb..92adfa6e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -441,7 +441,7 @@ unit_tests += unit/test-cmac-aes \
 		unit/test-arc4 unit/test-wsc unit/test-eap-mschapv2 \
 		unit/test-eap-sim unit/test-sae unit/test-p2p unit/test-band \
 		unit/test-dpp unit/test-json unit/test-nl80211util \
-		unit/test-pmksa
+		unit/test-pmksa unit/test-storage
 endif
 
 if CLIENT
@@ -605,6 +605,11 @@ unit_test_nl80211util_LDADD = $(ell_ldadd)
 unit_test_pmksa_SOURCES = unit/test-pmksa.c src/pmksa.c src/pmksa.h \
 				src/module.h src/util.h
 unit_test_pmksa_LDADD = $(ell_ldadd)
+
+unit_test_storage_SOURCES = unit/test-storage.c src/storage.c src/storage.h \
+				src/crypto.c src/crypto.h \
+				src/common.c src/common.h
+unit_test_storage_LDADD = $(ell_ldadd)
 endif
 
 if CLIENT
diff --git a/unit/test-storage.c b/unit/test-storage.c
new file mode 100644
index 00000000..c40518e6
--- /dev/null
+++ b/unit/test-storage.c
@@ -0,0 +1,55 @@
+/*
+ *
+ *  Wireless daemon for Linux
+ *
+ *  Copyright (C) 2025  Locus Robotics. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <assert.h>
+
+#include <ell/ell.h>
+
+#include "src/storage.h"
+
+static void test_short_encrypted_bytes(const void *data)
+{
+	struct l_settings *settings = l_settings_new();
+	bool changed;
+
+	l_settings_set_string(settings, "Security", "EncryptedSecurity", "012345");
+	l_settings_set_string(settings, "Security", "EncryptedSalt", "012345");
+
+	assert(__storage_decrypt(settings, "mySSID", &changed) < 0);
+	l_settings_free(settings);
+}
+
+int main(int argc, char *argv[])
+{
+	l_test_init(&argc, &argv);
+
+	storage_init((const uint8_t *)"abc123", 6);
+
+	l_test_add("/storage/profile encryption",
+			test_short_encrypted_bytes, NULL);
+
+	return l_test_run();
+}
-- 
2.34.1