1 /**
2 * collectd - src/tests/macros.h
3 * Copyright (C) 2013-2015 Florian octo Forster
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 * Florian octo Forster <octo at collectd.org>
25 */
27 #ifndef TESTING_H
28 #define TESTING_H 1
30 #include <inttypes.h>
32 static int fail_count__ = 0;
33 static int check_count__ = 0;
35 #ifndef DBL_PRECISION
36 #define DBL_PRECISION 1e-12
37 #endif
39 #define DEF_TEST(func) static int test_##func(void)
41 #define RUN_TEST(func) \
42 do { \
43 int status; \
44 printf("Testing %s ...\n", #func); \
45 status = test_##func(); \
46 printf("%s.\n", (status == 0) ? "Success" : "FAILURE"); \
47 if (status != 0) { \
48 fail_count__++; \
49 } \
50 } while (0)
52 #define END_TEST exit((fail_count__ == 0) ? 0 : 1);
54 #define OK1(cond, text) \
55 do { \
56 _Bool result = (cond); \
57 printf("%s %i - %s\n", result ? "ok" : "not ok", ++check_count__, text); \
58 if (!result) { \
59 return -1; \
60 } \
61 } while (0)
62 #define OK(cond) OK1(cond, #cond)
64 #define EXPECT_EQ_STR(expect, actual) \
65 do { \
66 /* Evaluate 'actual' only once. */ \
67 const char *got__ = actual; \
68 if (strcmp(expect, got__) != 0) { \
69 printf("not ok %i - %s = \"%s\", want \"%s\"\n", ++check_count__, \
70 #actual, got__, expect); \
71 return (-1); \
72 } \
73 printf("ok %i - %s = \"%s\"\n", ++check_count__, #actual, got__); \
74 } while (0)
76 #define EXPECT_EQ_INT(expect, actual) \
77 do { \
78 int want__ = (int)expect; \
79 int got__ = (int)actual; \
80 if (got__ != want__) { \
81 printf("not ok %i - %s = %d, want %d\n", ++check_count__, #actual, \
82 got__, want__); \
83 return (-1); \
84 } \
85 printf("ok %i - %s = %d\n", ++check_count__, #actual, got__); \
86 } while (0)
88 #define EXPECT_EQ_UINT64(expect, actual) \
89 do { \
90 uint64_t want__ = (uint64_t)expect; \
91 uint64_t got__ = (uint64_t)actual; \
92 if (got__ != want__) { \
93 printf("not ok %i - %s = %" PRIu64 ", want %" PRIu64 "\n", \
94 ++check_count__, #actual, got__, want__); \
95 return (-1); \
96 } \
97 printf("ok %i - %s = %" PRIu64 "\n", ++check_count__, #actual, got__); \
98 } while (0)
100 #define EXPECT_EQ_DOUBLE(expect, actual) \
101 do { \
102 double want__ = (double)expect; \
103 double got__ = (double)actual; \
104 if (isnan(want__) && !isnan(got__)) { \
105 printf("not ok %i - %s = %.15g, want %.15g\n", ++check_count__, #actual, \
106 got__, want__); \
107 return (-1); \
108 } else if (!isnan(want__) && (((want__ - got__) < -DBL_PRECISION) || \
109 ((want__ - got__) > DBL_PRECISION))) { \
110 printf("not ok %i - %s = %.15g, want %.15g\n", ++check_count__, #actual, \
111 got__, want__); \
112 return (-1); \
113 } \
114 printf("ok %i - %s = %.15g\n", ++check_count__, #actual, got__); \
115 } while (0)
117 #define CHECK_NOT_NULL(expr) \
118 do { \
119 void *ptr_; \
120 ptr_ = (expr); \
121 OK1(ptr_ != NULL, #expr); \
122 } while (0)
124 #define CHECK_ZERO(expr) \
125 do { \
126 long status_; \
127 status_ = (long)(expr); \
128 OK1(status_ == 0L, #expr); \
129 } while (0)
131 #endif /* TESTING_H */