xref: /linux/tools/testing/selftests/kvm/include/test_util.h (revision e9f0878c4b2004ac19581274c1ae4c61ae3ca70e)
1 /*
2  * tools/testing/selftests/kvm/include/test_util.h
3  *
4  * Copyright (C) 2018, Google LLC.
5  *
6  * This work is licensed under the terms of the GNU GPL, version 2.
7  *
8  */
9 
10 #ifndef TEST_UTIL_H
11 #define TEST_UTIL_H 1
12 
13 #include <stdlib.h>
14 #include <stdarg.h>
15 #include <stdbool.h>
16 #include <stdio.h>
17 #include <string.h>
18 #include <inttypes.h>
19 #include <errno.h>
20 #include <unistd.h>
21 #include <fcntl.h>
22 #include "kselftest.h"
23 
24 ssize_t test_write(int fd, const void *buf, size_t count);
25 ssize_t test_read(int fd, void *buf, size_t count);
26 int test_seq_read(const char *path, char **bufp, size_t *sizep);
27 
28 void test_assert(bool exp, const char *exp_str,
29 		 const char *file, unsigned int line, const char *fmt, ...);
30 
31 #define TEST_ASSERT(e, fmt, ...) \
32 	test_assert((e), #e, __FILE__, __LINE__, fmt, ##__VA_ARGS__)
33 
34 #define ASSERT_EQ(a, b) do { \
35 	typeof(a) __a = (a); \
36 	typeof(b) __b = (b); \
37 	TEST_ASSERT(__a == __b, \
38 		    "ASSERT_EQ(%s, %s) failed.\n" \
39 		    "\t%s is %#lx\n" \
40 		    "\t%s is %#lx", \
41 		    #a, #b, #a, (unsigned long) __a, #b, (unsigned long) __b); \
42 } while (0)
43 
44 #endif /* TEST_UTIL_H */
45