summaryrefslogtreecommitdiff
path: root/test/test_random.cc
diff options
context:
space:
mode:
Diffstat (limited to 'test/test_random.cc')
-rw-r--r--test/test_random.cc49
1 files changed, 0 insertions, 49 deletions
diff --git a/test/test_random.cc b/test/test_random.cc
deleted file mode 100644
index d546410..0000000
--- a/test/test_random.cc
+++ /dev/null
@@ -1,49 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/* Copyright (C) 2026 Richard Qin */
-
-#include <lume/selftest.h>
-#include <lume/random.h>
-#include <lume/kprintf.h>
-
-void selftest_random()
-{
- /* Test 1: Basic 64-bit generation */
- kprintf("[test] random: basic 64-bit generation ... ");
- uint64 v1 = get_random_u64();
- uint64 v2 = get_random_u64();
- if (v1 == v2) {
- kernel_panic("random: two consecutive generations were identical!");
- }
- kprintf("PASS\n");
-
- /* Test 2: Basic 32-bit generation */
- kprintf("[test] random: basic 32-bit generation ... ");
- uint32 v3 = get_random_u32();
- uint32 v4 = get_random_u32();
- if (v3 == v4) {
- kernel_panic("random: two consecutive 32-bit generations were identical!");
- }
- kprintf("PASS\n");
-
- /* Test 3: Byte generation */
- kprintf("[test] random: byte generation ... ");
- uint8 buf1[16];
- uint8 buf2[16];
- get_random_bytes(buf1, sizeof(buf1));
- get_random_bytes(buf2, sizeof(buf2));
-
- bool all_zero1 = true;
- bool all_zero2 = true;
- bool same = true;
-
- for (int i = 0; i < 16; i++) {
- if (buf1[i] != 0) all_zero1 = false;
- if (buf2[i] != 0) all_zero2 = false;
- if (buf1[i] != buf2[i]) same = false;
- }
-
- if (all_zero1 || all_zero2 || same) {
- kernel_panic("random: byte generation statistical failure!");
- }
- kprintf("PASS\n");
-}