Annotation of embedaddon/strongswan/src/libstrongswan/tests/suites/test_watcher.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (C) 2013 Martin Willi
! 3: * Copyright (C) 2013 revosec AG
! 4: *
! 5: * This program is free software; you can redistribute it and/or modify it
! 6: * under the terms of the GNU General Public License as published by the
! 7: * Free Software Foundation; either version 2 of the License, or (at your
! 8: * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
! 9: *
! 10: * This program is distributed in the hope that it will be useful, but
! 11: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
! 12: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
! 13: * for more details.
! 14: */
! 15:
! 16: #include "test_suite.h"
! 17:
! 18: #include <library.h>
! 19:
! 20: #include <unistd.h>
! 21: #include <errno.h>
! 22:
! 23: static char testbuf[1] = "";
! 24:
! 25: static bool readcb(void *data, int fd, watcher_event_t event)
! 26: {
! 27: ck_assert_int_eq(*(int*)data, fd);
! 28: ck_assert_int_eq(event, WATCHER_READ);
! 29:
! 30: if (recv(fd, testbuf, 1, MSG_DONTWAIT) != 1)
! 31: {
! 32: ck_assert(errno == EAGAIN || errno == EWOULDBLOCK);
! 33: }
! 34: return TRUE;
! 35: }
! 36:
! 37: START_TEST(test_read)
! 38: {
! 39: int fd[2];
! 40: char c;
! 41:
! 42: lib->processor->set_threads(lib->processor, 8);
! 43:
! 44: ck_assert(socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1);
! 45:
! 46: lib->watcher->add(lib->watcher, fd[0], WATCHER_READ, readcb, &fd[0]);
! 47:
! 48: for (c = 'a'; c <= 'z'; c++)
! 49: {
! 50: ck_assert_int_eq(send(fd[1], &c, 1, 0), 1);
! 51: while (testbuf[0] != c)
! 52: {
! 53: sched_yield();
! 54: }
! 55: }
! 56:
! 57: lib->watcher->remove(lib->watcher, fd[0]);
! 58: close(fd[0]);
! 59: close(fd[1]);
! 60:
! 61: lib->processor->cancel(lib->processor);
! 62: }
! 63: END_TEST
! 64:
! 65: static bool writecb(void *data, int fd, watcher_event_t event)
! 66: {
! 67: ck_assert_int_eq(event, WATCHER_WRITE);
! 68: if (send(fd, data, 1, MSG_DONTWAIT) != 1)
! 69: {
! 70: ck_assert(errno == EAGAIN || errno == EWOULDBLOCK);
! 71: }
! 72: return TRUE;
! 73: }
! 74:
! 75: START_TEST(test_write)
! 76: {
! 77: int fd[2];
! 78: char in = 'x', out;
! 79:
! 80: lib->processor->set_threads(lib->processor, 8);
! 81:
! 82: ck_assert(socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1);
! 83:
! 84: lib->watcher->add(lib->watcher, fd[1], WATCHER_WRITE, writecb, &in);
! 85:
! 86: ck_assert_int_eq(recv(fd[0], &out, 1, 0), 1);
! 87: ck_assert_int_eq(out, in);
! 88:
! 89: lib->watcher->remove(lib->watcher, fd[1]);
! 90: close(fd[1]);
! 91: close(fd[0]);
! 92:
! 93: lib->processor->cancel(lib->processor);
! 94: }
! 95: END_TEST
! 96:
! 97: static bool multiread(void *data, int fd, watcher_event_t event)
! 98: {
! 99: ck_assert_int_eq(event, WATCHER_READ);
! 100: if (recv(fd, data, 1, MSG_DONTWAIT) != 1)
! 101: {
! 102: ck_assert(errno == EAGAIN || errno == EWOULDBLOCK);
! 103: }
! 104: return TRUE;
! 105: }
! 106:
! 107: START_TEST(test_multiread)
! 108: {
! 109: int fd[10][2], i;
! 110: char in, out[countof(fd)];
! 111:
! 112: lib->processor->set_threads(lib->processor, 8);
! 113:
! 114: for (i = 0; i < countof(fd); i++)
! 115: {
! 116: ck_assert(socketpair(AF_UNIX, SOCK_STREAM, 0, fd[i]) != -1);
! 117: lib->watcher->add(lib->watcher, fd[i][0],
! 118: WATCHER_READ, multiread, &out[i]);
! 119: }
! 120:
! 121: for (i = 0; i < countof(fd); i++)
! 122: {
! 123: for (in = 'a'; in <= 'z'; in++)
! 124: {
! 125: ck_assert_int_eq(send(fd[i][1], &in, 1, 0), 1);
! 126: while (out[i] != in)
! 127: {
! 128: sched_yield();
! 129: }
! 130: }
! 131: }
! 132:
! 133: for (i = 0; i < countof(fd); i++)
! 134: {
! 135: lib->watcher->remove(lib->watcher, fd[i][0]);
! 136: close(fd[i][1]);
! 137: close(fd[i][0]);
! 138: }
! 139:
! 140: lib->processor->cancel(lib->processor);
! 141: }
! 142: END_TEST
! 143:
! 144: static bool multiwrite(void *data, int fd, watcher_event_t event)
! 145: {
! 146: ck_assert_int_eq(event, WATCHER_WRITE);
! 147: if (send(fd, data, 1, MSG_DONTWAIT) != 1)
! 148: {
! 149: ck_assert(errno == EAGAIN || errno == EWOULDBLOCK);
! 150: }
! 151: return TRUE;
! 152: }
! 153:
! 154: START_TEST(test_multiwrite)
! 155: {
! 156: int fd[10][2], i, j;
! 157: u_char out, in[countof(fd)];
! 158:
! 159: lib->processor->set_threads(lib->processor, 8);
! 160:
! 161: for (i = 0; i < countof(fd); i++)
! 162: {
! 163: ck_assert(socketpair(AF_UNIX, SOCK_STREAM, 0, fd[i]) != -1);
! 164: in[i] = i;
! 165: lib->watcher->add(lib->watcher, fd[i][1],
! 166: WATCHER_WRITE, multiwrite, &in[i]);
! 167: }
! 168:
! 169: for (j = 0; j < 10; j++)
! 170: {
! 171: for (i = 0; i < countof(fd); i++)
! 172: {
! 173: ck_assert_int_eq(recv(fd[i][0], &out, 1, 0), 1);
! 174: ck_assert_int_eq(out, i);
! 175: }
! 176: }
! 177:
! 178: for (i = 0; i < countof(fd); i++)
! 179: {
! 180: lib->watcher->remove(lib->watcher, fd[i][1]);
! 181: close(fd[i][1]);
! 182: close(fd[i][0]);
! 183: }
! 184:
! 185: lib->processor->cancel(lib->processor);
! 186: }
! 187: END_TEST
! 188:
! 189: Suite *watcher_suite_create()
! 190: {
! 191: Suite *s;
! 192: TCase *tc;
! 193:
! 194: s = suite_create("watcher");
! 195:
! 196: tc = tcase_create("read");
! 197: tcase_add_test(tc, test_read);
! 198: suite_add_tcase(s, tc);
! 199:
! 200: tc = tcase_create("write");
! 201: tcase_add_test(tc, test_write);
! 202: suite_add_tcase(s, tc);
! 203:
! 204: tc = tcase_create("multiread");
! 205: tcase_add_test(tc, test_multiread);
! 206: suite_add_tcase(s, tc);
! 207:
! 208: tc = tcase_create("multiwrite");
! 209: tcase_add_test(tc, test_multiwrite);
! 210: suite_add_tcase(s, tc);
! 211:
! 212: return s;
! 213: }
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