Add unit test

Author: rubidijum

testing/integration/bt_crypto/CMakeLists.txt

@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.20)
+set(BOARD native_posix_64)
+
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(bt_crypto_tests)
+
+target_sources(app PRIVATE src/test_crypto.c)
+
+target_link_libraries(app PRIVATE zephyr)
+
+# Ensure the Zephyr include directory is included
+include_directories($ENV{ZEPHYR_BASE}/include)
+
+# include_directories($ENV{ZEPHYR_BASE}/tests/bluetooth/host/crypto)

testing/integration/bt_crypto/prj.conf

@@ -0,0 +1,8 @@
+CONFIG_TEST=y
+CONFIG_ZTEST=y
+CONFIG_ZTEST_NEW_API=y
+
+CONFIG_BT=y
+CONFIG_BT_CTLR=n
+CONFIG_BT_NO_DRIVER=y
+

testing/integration/bt_crypto/src/test_crypto.c

@@ -0,0 +1,52 @@
+// test_crypto.c
+#include <zephyr/bluetooth/crypto.h>
+#include <zephyr/ztest.h>
+// #include "mocks/aes.h"
+
+ZTEST_SUITE(bt_host_crypto_test, NULL, NULL, NULL, NULL, NULL);
+
+ZTEST(bt_host_crypto_test, test_null_ct) {
+  const uint8_t key[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF,
+                         0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF};
+
+  const uint8_t pt[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF,
+                        0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF};
+
+  zassert_equal(-EINVAL, bt_encrypt_le(key, pt, NULL));
+}
+
+ZTEST(bt_host_crypto_test, test_null_pt) {
+  const uint8_t key[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF,
+                         0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF};
+
+  uint8_t ct[16];
+
+  zassert_equal(-EINVAL, bt_encrypt_le(key, NULL, ct));
+}
+
+ZTEST(bt_host_crypto_test, test_null_key) {
+  const uint8_t pt[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF,
+                        0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF};
+
+  uint8_t ct[16];
+
+  zassert_equal(-EINVAL, bt_encrypt_le(NULL, pt, ct));
+}
+
+ZTEST(bt_host_crypto_test, test_test_ok) {
+  const uint8_t key[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF,
+                         0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF};
+
+  const uint8_t pt[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF,
+                        0xDE, 0xAD, 0xBE, 0xEF, 0xDE, 0xAD, 0xBE, 0xEF};
+
+  uint8_t ct[16];
+
+//   const uint8_t expected_ct[] = {0xd7, 0xe5, 0xe0, 0x8c, 0x58, 0x8e,
+//                                  0xe9, 0x67, 0xdf, 0x9c, 0x32, 0x6e,
+//                                  0xce, 0xc3, 0xee, 0x7e};
+
+//   zassert_mem_equal(ct, expected_ct, sizeof(ct),
+//                     "Expected and actual CTs don't match!");
+  zassert_equal(0, bt_encrypt_le(key, pt, ct));
+}

testing/integration/bt_crypto/testcase.yaml

@@ -0,0 +1,7 @@
+tests:
+  integration.bt_crypto:
+    platform_allow: native_posix_64 native_posix
+    tags: bluetooth crypto
+    integration_platforms: 
+      - native_posix_64
+      - native_posix