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Add a test case to call posix_spawn with empty file actions, which reproduced

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the (now fixed) PR kern/46038.
This commit is contained in:
martin 2012-02-20 12:22:40 +00:00
parent 94602e1cf5
commit 45d535a7b7
1 changed files with 46 additions and 1 deletions
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47
tests/lib/libc/gen/posix_spawn/t_fileactions.c
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@ -1,4 +1,4 @@
/* $NetBSD: t_fileactions.c,v 1.2 2012/02/14 00:13:54 martin Exp $ */
/* $NetBSD: t_fileactions.c,v 1.3 2012/02/20 12:22:40 martin Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
@ -279,12 +279,57 @@ ATF_TC_BODY(t_spawn_fileactions, tc)
ATF_REQUIRE(WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS);
}
ATF_TC(t_spawn_empty_fileactions);
ATF_TC_HEAD(t_spawn_empty_fileactions, tc)
{
atf_tc_set_md_var(tc, "descr",
"posix_spawn with empty fileactions (PR kern/46038)");
atf_tc_set_md_var(tc, "require.progs", "/bin/cat");
}
ATF_TC_BODY(t_spawn_empty_fileactions, tc)
{
int status, err;
pid_t pid;
char * const args[2] = { __UNCONST("cat"), NULL };
posix_spawn_file_actions_t fa;
size_t insize, outsize;
/*
* try a "cat < testfile > checkfile", but set up stdin/stdout
* already in the parent and pass empty file actions to the child.
*/
make_testfile(TESTFILE);
unlink(CHECKFILE);
freopen(TESTFILE, "r", stdin);
freopen(CHECKFILE, "w", stdout);
posix_spawn_file_actions_init(&fa);
err = posix_spawn(&pid, "/bin/cat", &fa, NULL, args, NULL);
posix_spawn_file_actions_destroy(&fa);
ATF_REQUIRE(err == 0);
/* ok, wait for the child to finish */
waitpid(pid, &status, 0);
ATF_REQUIRE(WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS);
/* now check that input and output have the same size */
insize = filesize(TESTFILE);
outsize = filesize(CHECKFILE);
ATF_REQUIRE(insize == strlen(TESTCONTENT));
ATF_REQUIRE(insize == outsize);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, t_spawn_fileactions);
ATF_TP_ADD_TC(tp, t_spawn_open_nonexistent);
ATF_TP_ADD_TC(tp, t_spawn_reopen);
ATF_TP_ADD_TC(tp, t_spawn_openmode);
ATF_TP_ADD_TC(tp, t_spawn_empty_fileactions);
return atf_no_error();
}