diff options
Diffstat (limited to 'test/test_random.cc')
| -rw-r--r-- | test/test_random.cc | 49 |
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"); -} |
