diff --git a/tests/Kernel/Abstractions/blackbox_test.cpp b/tests/Kernel/Abstractions/blackbox_test.cpp
new file mode 100644
index 000000000..c936192f3
--- /dev/null
+++ b/tests/Kernel/Abstractions/blackbox_test.cpp
@@ -0,0 +1,82 @@
+/*
+ * @file blackbox_test.cpp
+ * @author yuanmxc
+ * @date 2023-8-7
+ *
+ * Copyright (c) Year Company Name. All rights reserved.
+ *
+ * @brief A test for blackbox.
+ */
+
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+
+#include "blackbox.hpp"
+#include "doctest/doctest.h"
+#include "string.hpp"
+
+TEST_CASE ("test for get_type()") {
+	blackbox box0;
+	blackbox box1 = close_box<SI> (-2147483648);
+	blackbox box2 = close_box<SN> (2147483647);
+	blackbox box3 = close_box<HI> (32767);
+	blackbox box4 = close_box<HN> (-32768);
+	blackbox box5 = close_box<QI> (-128);
+	blackbox box6 = close_box<QN> (255);
+	blackbox box7 = close_box<DI> (LLONG_MAX);
+	blackbox box8 = close_box<DN> (ULLONG_MAX);
+	blackbox box9 = close_box<pointer> (0);
+	blackbox box01= close_box<SI> (1);
+	blackbox box02= close_box<SN> (1);
+	blackbox box03= close_box<HI> (1);
+	blackbox box06= close_box<QN> (255);
+  CHECK_EQ (box0->get_type () == 0, true);
+  CHECK_EQ (box1->get_type () == -9, true);
+  CHECK_EQ (box2->get_type () == -8, true);
+  CHECK_EQ (box3->get_type () == -7, true);
+  CHECK_EQ (box4->get_type () == -6, true);
+  CHECK_EQ (box5->get_type () == -5, true);
+  CHECK_EQ (box6->get_type () == -4, true);
+  CHECK_EQ (box7->get_type () == -3, true);
+  CHECK_EQ (box8->get_type () == -2, true);
+  CHECK_EQ (box9->get_type () == -1, true);
+}
+
+TEST_CASE ("test for equal(), operator== and operator!=") {
+	blackbox box0;
+	blackbox box1 = close_box<SI> (-2147483648);
+	blackbox box2 = close_box<SN> (2147483647);
+	blackbox box3 = close_box<HI> (32767);
+	blackbox box6 = close_box<QN> (255);
+	blackbox box01= close_box<SI> (1);
+	blackbox box02= close_box<SN> (1);
+	blackbox box03= close_box<HI> (1);
+	blackbox box06= close_box<QN> (255);
+  CHECK_EQ (box0 == box0, true);
+  CHECK_EQ (box1 == box0, true);
+  CHECK_EQ (box1 == box01, true);
+  CHECK_EQ (box2 == box02, true);
+  CHECK_EQ (box3 == box03, true);
+  CHECK_EQ (box6 == box06, true);
+
+  CHECK_EQ (box1 != box2, true);
+  CHECK_EQ (box2 != box03, true);
+  CHECK_EQ (box3 != box06, true);
+}
+
+TEST_CASE ("") {}
+
+TEST_CASE ("test ") {}
+
+TEST_CASE ("test") {}
+
+TEST_CASE ("test") {}
+
+TEST_CASE ("test") {}
+
+TEST_CASE ("test") {}
+
+TEST_CASE ("test") {}
+
+TEST_CASE ("test") {}
+
+TEST_CASE ("test") {}