79 	ASSERT_EQ(WIFEXITED(info.si_status), true);  in TEST()
80 	ASSERT_EQ(WEXITSTATUS(info.si_status), 0);  in TEST()
83 	ASSERT_EQ(info.si_signo, SIGCHLD);  in TEST()
84 	ASSERT_EQ(info.si_code, CLD_EXITED);  in TEST()
85 	ASSERT_EQ(info.si_pid, parent_tid);  in TEST()
104 	ASSERT_EQ(pipe(pfd), 0);  in TEST()
113 		ASSERT_EQ(read(pfd[0], buf, 1), 1);  in TEST()
120 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WSTOPPED, NULL), 0);  in TEST()
121 	ASSERT_EQ(info.si_signo, SIGCHLD);  in TEST()
122 	ASSERT_EQ(info.si_code, CLD_STOPPED);  in TEST()
123 	ASSERT_EQ(info.si_pid, parent_tid);  in TEST()
125 	ASSERT_EQ(sys_pidfd_send_signal(pidfd, SIGCONT, NULL, 0), 0);  in TEST()
127 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WCONTINUED, NULL), 0);  in TEST()
128 	ASSERT_EQ(write(pfd[1], "C", 1), 1);  in TEST()
130 	ASSERT_EQ(info.si_signo, SIGCHLD);  in TEST()
131 	ASSERT_EQ(info.si_code, CLD_CONTINUED);  in TEST()
132 	ASSERT_EQ(info.si_pid, parent_tid);  in TEST()
134 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WUNTRACED, NULL), 0);  in TEST()
135 	ASSERT_EQ(info.si_signo, SIGCHLD);  in TEST()
136 	ASSERT_EQ(info.si_code, CLD_STOPPED);  in TEST()
137 	ASSERT_EQ(info.si_pid, parent_tid);  in TEST()
139 	ASSERT_EQ(sys_pidfd_send_signal(pidfd, SIGKILL, NULL, 0), 0);  in TEST()
141 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL), 0);  in TEST()
142 	ASSERT_EQ(info.si_signo, SIGCHLD);  in TEST()
143 	ASSERT_EQ(info.si_code, CLD_KILLED);  in TEST()
144 	ASSERT_EQ(info.si_pid, parent_tid);  in TEST()
172 		ASSERT_EQ(errno, EINVAL);  in TEST()
178 	ASSERT_EQ(errno, ECHILD);  in TEST()
192 		ASSERT_EQ(errno, EINVAL);  in TEST()
206 	ASSERT_EQ(errno, EAGAIN);  in TEST()
214 	ASSERT_EQ(ret, 0);  in TEST()
216 	ASSERT_EQ(fcntl(pidfd, F_SETFL, (flags & ~O_NONBLOCK)), 0);  in TEST()
218 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WSTOPPED, NULL), 0);  in TEST()
219 	ASSERT_EQ(info.si_signo, SIGCHLD);  in TEST()
220 	ASSERT_EQ(info.si_code, CLD_STOPPED);  in TEST()
221 	ASSERT_EQ(info.si_pid, parent_tid);  in TEST()
223 	ASSERT_EQ(sys_pidfd_send_signal(pidfd, SIGCONT, NULL, 0), 0);  in TEST()
225 	ASSERT_EQ(sys_waitid(P_PIDFD, pidfd, &info, WEXITED, NULL), 0);  in TEST()
226 	ASSERT_EQ(info.si_signo, SIGCHLD);  in TEST()
227 	ASSERT_EQ(info.si_code, CLD_EXITED);  in TEST()
228 	ASSERT_EQ(info.si_pid, parent_tid);  in TEST()