xref: /third_party/libuv/test/task.h (revision e66f31c5)
1/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22#ifndef TASK_H_
23#define TASK_H_
24
25#include "uv.h"
26
27#include <stdio.h>
28#include <stddef.h>
29#include <stdlib.h>
30#include <string.h>
31#include <inttypes.h>
32#include <stdint.h>
33
34#if !defined(_WIN32)
35# include <sys/time.h>
36# include <sys/resource.h>  /* setrlimit() */
37#endif
38
39#ifdef __clang__
40# pragma clang diagnostic ignored "-Wvariadic-macros"
41# pragma clang diagnostic ignored "-Wc99-extensions"
42#endif
43
44#ifdef __GNUC__
45# pragma GCC diagnostic ignored "-Wvariadic-macros"
46#endif
47
48#define TEST_PORT 9123
49#define TEST_PORT_2 9124
50#define TEST_PORT_3 9125
51
52#ifdef _WIN32
53# define TEST_PIPENAME "\\\\.\\pipe\\uv-test"
54# define TEST_PIPENAME_2 "\\\\.\\pipe\\uv-test2"
55# define TEST_PIPENAME_3 "\\\\.\\pipe\\uv-test3"
56#else
57# define TEST_PIPENAME "/tmp/uv-test-sock"
58# define TEST_PIPENAME_2 "/tmp/uv-test-sock2"
59# define TEST_PIPENAME_3 "/tmp/uv-test-sock3"
60#endif
61
62#ifdef _WIN32
63# include <io.h>
64# ifndef S_IRUSR
65#  define S_IRUSR _S_IREAD
66# endif
67# ifndef S_IWUSR
68#  define S_IWUSR _S_IWRITE
69# endif
70#endif
71
72#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
73
74#define container_of(ptr, type, member) \
75  ((type *) ((char *) (ptr) - offsetof(type, member)))
76
77typedef enum {
78  TCP = 0,
79  UDP,
80  PIPE
81} stream_type;
82
83/* Die with fatal error. */
84#define FATAL(msg)                                        \
85  do {                                                    \
86    fprintf(stderr,                                       \
87            "Fatal error in %s on line %d: %s\n",         \
88            __FILE__,                                     \
89            __LINE__,                                     \
90            msg);                                         \
91    fflush(stderr);                                       \
92    abort();                                              \
93  } while (0)
94
95/* Have our own assert, so we are sure it does not get optimized away in
96 * a release build.
97 */
98#define ASSERT(expr)                                      \
99 do {                                                     \
100  if (!(expr)) {                                          \
101    fprintf(stderr,                                       \
102            "Assertion failed in %s on line %d: %s\n",    \
103            __FILE__,                                     \
104            __LINE__,                                     \
105            #expr);                                       \
106    abort();                                              \
107  }                                                       \
108 } while (0)
109
110#define ASSERT_BASE(a, operator, b, type, conv)              \
111 do {                                                        \
112  volatile type eval_a = (type) (a);                         \
113  volatile type eval_b = (type) (b);                         \
114  if (!(eval_a operator eval_b)) {                           \
115    fprintf(stderr,                                          \
116            "Assertion failed in %s on line %d: `%s %s %s` " \
117            "(%"conv" %s %"conv")\n",                        \
118            __FILE__,                                        \
119            __LINE__,                                        \
120            #a,                                              \
121            #operator,                                       \
122            #b,                                              \
123            eval_a,                                          \
124            #operator,                                       \
125            eval_b);                                         \
126    abort();                                                 \
127  }                                                          \
128 } while (0)
129
130#define ASSERT_BASE_STR(expr, a, operator, b, type, conv)      \
131 do {                                                          \
132  if (!(expr)) {                                               \
133    fprintf(stderr,                                            \
134            "Assertion failed in %s on line %d: `%s %s %s` "   \
135            "(%"conv" %s %"conv")\n",                          \
136            __FILE__,                                          \
137            __LINE__,                                          \
138            #a,                                                \
139            #operator,                                         \
140            #b,                                                \
141            (type)a,                                           \
142            #operator,                                         \
143            (type)b);                                          \
144    abort();                                                   \
145  }                                                            \
146 } while (0)
147
148#define ASSERT_BASE_LEN(expr, a, operator, b, conv, len)     \
149 do {                                                        \
150  if (!(expr)) {                                             \
151    fprintf(stderr,                                          \
152            "Assertion failed in %s on line %d: `%s %s %s` " \
153            "(%.*"#conv" %s %.*"#conv")\n",                  \
154            __FILE__,                                        \
155            __LINE__,                                        \
156            #a,                                              \
157            #operator,                                       \
158            #b,                                              \
159            (int)len,                                        \
160            a,                                               \
161            #operator,                                       \
162            (int)len,                                        \
163            b);                                              \
164    abort();                                                 \
165  }                                                          \
166 } while (0)
167
168#define ASSERT_BASE_HEX(expr, a, operator, b, size)            \
169 do {                                                          \
170  if (!(expr)) {                                               \
171    int i;                                                     \
172    unsigned char* a_ = (unsigned char*)a;                     \
173    unsigned char* b_ = (unsigned char*)b;                     \
174    fprintf(stderr,                                            \
175            "Assertion failed in %s on line %d: `%s %s %s` (", \
176            __FILE__,                                          \
177            __LINE__,                                          \
178            #a,                                                \
179            #operator,                                         \
180            #b);                                               \
181    for (i = 0; i < size; ++i) {                               \
182      if (i > 0) fprintf(stderr, ":");                         \
183      fprintf(stderr, "%02X", a_[i]);                          \
184    }                                                          \
185    fprintf(stderr, " %s ", #operator);                        \
186    for (i = 0; i < size; ++i) {                               \
187      if (i > 0) fprintf(stderr, ":");                         \
188      fprintf(stderr, "%02X", b_[i]);                          \
189    }                                                          \
190    fprintf(stderr, ")\n");                                    \
191    abort();                                                   \
192  }                                                            \
193 } while (0)
194
195#define ASSERT_EQ(a, b) ASSERT_BASE(a, ==, b, int64_t, PRId64)
196#define ASSERT_GE(a, b) ASSERT_BASE(a, >=, b, int64_t, PRId64)
197#define ASSERT_GT(a, b) ASSERT_BASE(a, >, b, int64_t, PRId64)
198#define ASSERT_LE(a, b) ASSERT_BASE(a, <=, b, int64_t, PRId64)
199#define ASSERT_LT(a, b) ASSERT_BASE(a, <, b, int64_t, PRId64)
200#define ASSERT_NE(a, b) ASSERT_BASE(a, !=, b, int64_t, PRId64)
201#define ASSERT_OK(a) ASSERT_BASE(a, ==, 0, int64_t, PRId64)
202
203#define ASSERT_UINT64_EQ(a, b) ASSERT_BASE(a, ==, b, uint64_t, PRIu64)
204#define ASSERT_UINT64_GE(a, b) ASSERT_BASE(a, >=, b, uint64_t, PRIu64)
205#define ASSERT_UINT64_GT(a, b) ASSERT_BASE(a, >, b, uint64_t, PRIu64)
206#define ASSERT_UINT64_LE(a, b) ASSERT_BASE(a, <=, b, uint64_t, PRIu64)
207#define ASSERT_UINT64_LT(a, b) ASSERT_BASE(a, <, b, uint64_t, PRIu64)
208#define ASSERT_UINT64_NE(a, b) ASSERT_BASE(a, !=, b, uint64_t, PRIu64)
209
210#define ASSERT_DOUBLE_EQ(a, b) ASSERT_BASE(a, ==, b, double, "f")
211#define ASSERT_DOUBLE_GE(a, b) ASSERT_BASE(a, >=, b, double, "f")
212#define ASSERT_DOUBLE_GT(a, b) ASSERT_BASE(a, >, b, double, "f")
213#define ASSERT_DOUBLE_LE(a, b) ASSERT_BASE(a, <=, b, double, "f")
214#define ASSERT_DOUBLE_LT(a, b) ASSERT_BASE(a, <, b, double, "f")
215#define ASSERT_DOUBLE_NE(a, b) ASSERT_BASE(a, !=, b, double, "f")
216
217#define ASSERT_STR_EQ(a, b) \
218  ASSERT_BASE_STR(strcmp(a, b) == 0, a, == , b, char*, "s")
219
220#define ASSERT_STR_NE(a, b) \
221  ASSERT_BASE_STR(strcmp(a, b) != 0, a, !=, b, char*, "s")
222
223#define ASSERT_MEM_EQ(a, b, size) \
224  ASSERT_BASE_LEN(memcmp(a, b, size) == 0, a, ==, b, s, size)
225
226#define ASSERT_MEM_NE(a, b, size) \
227  ASSERT_BASE_LEN(memcmp(a, b, size) != 0, a, !=, b, s, size)
228
229#define ASSERT_MEM_HEX_EQ(a, b, size) \
230  ASSERT_BASE_HEX(memcmp(a, b, size) == 0, a, ==, b, size)
231
232#define ASSERT_MEM_HEX_NE(a, b, size) \
233  ASSERT_BASE_HEX(memcmp(a, b, size) != 0, a, !=, b, size)
234
235#define ASSERT_NULL(a) \
236  ASSERT_BASE(a, ==, NULL, void*, "p")
237
238#define ASSERT_NOT_NULL(a) \
239  ASSERT_BASE(a, !=, NULL, void*, "p")
240
241#define ASSERT_PTR_EQ(a, b) \
242  ASSERT_BASE(a, ==, b, void*, "p")
243
244#define ASSERT_PTR_NE(a, b) \
245  ASSERT_BASE(a, !=, b, void*, "p")
246
247#define ASSERT_PTR_LT(a, b) \
248  ASSERT_BASE(a, <, b, void*, "p")
249
250/* This macro cleans up the event loop. This is used to avoid valgrind
251 * warnings about memory being "leaked" by the event loop.
252 */
253#define MAKE_VALGRIND_HAPPY(loop)                   \
254  do {                                              \
255    close_loop(loop);                               \
256    ASSERT_EQ(0, uv_loop_close(loop));              \
257    uv_library_shutdown();                          \
258  } while (0)
259
260/* Just sugar for wrapping the main() for a task or helper. */
261#define TEST_IMPL(name)                                                       \
262  int run_test_##name(void);                                                  \
263  int run_test_##name(void)
264
265#define BENCHMARK_IMPL(name)                                                  \
266  int run_benchmark_##name(void);                                             \
267  int run_benchmark_##name(void)
268
269#define HELPER_IMPL(name)                                                     \
270  int run_helper_##name(void);                                                \
271  int run_helper_##name(void)
272
273/* Format big numbers nicely. */
274char* fmt(char (*buf)[32], double d);
275
276/* Reserved test exit codes. */
277enum test_status {
278  TEST_OK = 0,
279  TEST_SKIP = 7
280};
281
282#define RETURN_OK()                                                           \
283  do {                                                                        \
284    return TEST_OK;                                                           \
285  } while (0)
286
287#define RETURN_SKIP(explanation)                                              \
288  do {                                                                        \
289    fprintf(stderr, "%s\n", explanation);                                     \
290    fflush(stderr);                                                           \
291    return TEST_SKIP;                                                         \
292  } while (0)
293
294#if !defined(_WIN32)
295
296# define TEST_FILE_LIMIT(num)                                                 \
297    do {                                                                      \
298      struct rlimit lim;                                                      \
299      lim.rlim_cur = (num);                                                   \
300      lim.rlim_max = lim.rlim_cur;                                            \
301      if (setrlimit(RLIMIT_NOFILE, &lim))                                     \
302        RETURN_SKIP("File descriptor limit too low.");                        \
303    } while (0)
304
305#else  /* defined(_WIN32) */
306
307# define TEST_FILE_LIMIT(num) do {} while (0)
308
309#endif
310
311#if !defined(snprintf) && defined(_MSC_VER) && _MSC_VER < 1900
312extern int snprintf(char*, size_t, const char*, ...);
313#endif
314
315#if defined(__clang__) ||                                \
316    defined(__GNUC__) ||                                 \
317    defined(__INTEL_COMPILER)
318# define UNUSED __attribute__((unused))
319#else
320# define UNUSED
321#endif
322
323#if defined(_WIN32)
324#define notify_parent_process() ((void) 0)
325#else
326extern void notify_parent_process(void);
327#endif
328
329/* Fully close a loop */
330static void close_walk_cb(uv_handle_t* handle, void* arg) {
331  if (!uv_is_closing(handle))
332    uv_close(handle, NULL);
333}
334
335UNUSED static void close_loop(uv_loop_t* loop) {
336  uv_walk(loop, close_walk_cb, NULL);
337  uv_run(loop, UV_RUN_DEFAULT);
338}
339
340UNUSED static int can_ipv6(void) {
341  uv_interface_address_t* addr;
342  int supported;
343  int count;
344  int i;
345
346  if (uv_interface_addresses(&addr, &count))
347    return 0;  /* Assume no IPv6 support on failure. */
348
349  supported = 0;
350  for (i = 0; supported == 0 && i < count; i += 1)
351    supported = (AF_INET6 == addr[i].address.address6.sin6_family);
352
353  uv_free_interface_addresses(addr, count);
354  return supported;
355}
356
357#if defined(__CYGWIN__) || defined(__MSYS__) || defined(__PASE__)
358# define NO_FS_EVENTS "Filesystem watching not supported on this platform."
359#endif
360
361#if defined(__MSYS__)
362# define NO_SEND_HANDLE_ON_PIPE \
363  "MSYS2 runtime does not support sending handles on pipes."
364#elif defined(__CYGWIN__)
365# define NO_SEND_HANDLE_ON_PIPE \
366  "Cygwin runtime does not support sending handles on pipes."
367#endif
368
369#if defined(__MSYS__)
370# define NO_SELF_CONNECT \
371  "MSYS2 runtime hangs on listen+connect in same process."
372#elif defined(__CYGWIN__)
373# define NO_SELF_CONNECT \
374  "Cygwin runtime hangs on listen+connect in same process."
375#endif
376
377#if !defined(__linux__) && \
378    !(defined(__FreeBSD__) && __FreeBSD_version >= 1301000) && \
379    !defined(_WIN32)
380# define NO_CPU_AFFINITY \
381  "affinity not supported on this platform."
382#endif
383
384#endif /* TASK_H_ */
385