Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * tools/testing/selftests/kvm/include/test_util.h
4 *
5 * Copyright (C) 2018, Google LLC.
6 */
7
8#ifndef SELFTEST_KVM_TEST_UTIL_H
9#define SELFTEST_KVM_TEST_UTIL_H
10
11#include <stdlib.h>
12#include <stdarg.h>
13#include <stdbool.h>
14#include <stdio.h>
15#include <string.h>
16#include <inttypes.h>
17#include <errno.h>
18#include <unistd.h>
19#include <fcntl.h>
20#include "kselftest.h"
21
22static inline int _no_printf(const char *format, ...) { return 0; }
23
24#ifdef DEBUG
25#define pr_debug(...) printf(__VA_ARGS__)
26#else
27#define pr_debug(...) _no_printf(__VA_ARGS__)
28#endif
29#ifndef QUIET
30#define pr_info(...) printf(__VA_ARGS__)
31#else
32#define pr_info(...) _no_printf(__VA_ARGS__)
33#endif
34
35void print_skip(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
36
37ssize_t test_write(int fd, const void *buf, size_t count);
38ssize_t test_read(int fd, void *buf, size_t count);
39int test_seq_read(const char *path, char **bufp, size_t *sizep);
40
41void test_assert(bool exp, const char *exp_str,
42 const char *file, unsigned int line, const char *fmt, ...)
43 __attribute__((format(printf, 5, 6)));
44
45#define TEST_ASSERT(e, fmt, ...) \
46 test_assert((e), #e, __FILE__, __LINE__, fmt, ##__VA_ARGS__)
47
48#define ASSERT_EQ(a, b) do { \
49 typeof(a) __a = (a); \
50 typeof(b) __b = (b); \
51 TEST_ASSERT(__a == __b, \
52 "ASSERT_EQ(%s, %s) failed.\n" \
53 "\t%s is %#lx\n" \
54 "\t%s is %#lx", \
55 #a, #b, #a, (unsigned long) __a, #b, (unsigned long) __b); \
56} while (0)
57
58#define TEST_FAIL(fmt, ...) \
59 TEST_ASSERT(false, fmt, ##__VA_ARGS__)
60
61size_t parse_size(const char *size);
62
63int64_t timespec_to_ns(struct timespec ts);
64struct timespec timespec_add_ns(struct timespec ts, int64_t ns);
65struct timespec timespec_add(struct timespec ts1, struct timespec ts2);
66struct timespec timespec_sub(struct timespec ts1, struct timespec ts2);
67
68#endif /* SELFTEST_KVM_TEST_UTIL_H */