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[LTP] [PATCH] link/link08.c: add new tests for link(2)
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From: zenglg.jy <zen...@cn...> - 2013-12-26 09:11:59
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Add new error number tests for link(2):
EPERM, EXDEV, EROFS
Signed-off-by: Zeng Linggang <zen...@cn...>
---
runtest/ltplite | 1 +
runtest/stress.part3 | 1 +
runtest/syscalls | 1 +
testcases/kernel/syscalls/.gitignore | 1 +
testcases/kernel/syscalls/link/link08.c | 177 ++++++++++++++++++++++++++++++++
5 files changed, 181 insertions(+)
create mode 100644 testcases/kernel/syscalls/link/link08.c
diff --git a/runtest/ltplite b/runtest/ltplite
index c90bc48..9d733be 100644
--- a/runtest/ltplite
+++ b/runtest/ltplite
@@ -380,6 +380,7 @@ link04 link04
link05 link05
link06 link06
link07 link07
+link08 link08 -D DEVICE -T DEVICE_FS_TYPE
listen01 listen01
diff --git a/runtest/stress.part3 b/runtest/stress.part3
index eac28d0..979054a 100644
--- a/runtest/stress.part3
+++ b/runtest/stress.part3
@@ -313,6 +313,7 @@ link04 link04
link05 link05
link06 link06
link07 link07
+link08 link08 -D DEVICE -T DEVICE_FS_TYPE
listen01 listen01
diff --git a/runtest/syscalls b/runtest/syscalls
index 5985a01..0017186 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -483,6 +483,7 @@ link04 link04
link05 link05
link06 link06
link07 link07
+link08 link08 -D DEVICE -T DEVICE_FS_TYPE
#linkat test cases
linkat01 linkat01
diff --git a/testcases/kernel/syscalls/.gitignore b/testcases/kernel/syscalls/.gitignore
index bbefb25..9f0aa1f 100644
--- a/testcases/kernel/syscalls/.gitignore
+++ b/testcases/kernel/syscalls/.gitignore
@@ -443,6 +443,7 @@
/link/link05
/link/link06
/link/link07
+/link/link08
/linkat/linkat01
/listen/listen01
/llseek/llseek01
diff --git a/testcases/kernel/syscalls/link/link08.c b/testcases/kernel/syscalls/link/link08.c
new file mode 100644
index 0000000..71ee562
--- /dev/null
+++ b/testcases/kernel/syscalls/link/link08.c
@@ -0,0 +1,177 @@
+/*
+ * Copyright (c) International Business Machines Corp., 2007
+ * Copyright (c) 2013 Fujitsu Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <pwd.h>
+#include <sys/mount.h>
+
+#include "test.h"
+#include "usctest.h"
+#include "safe_macros.h"
+
+#define DIR_MODE (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP| \
+ S_IXGRP|S_IROTH|S_IXOTH)
+#define TEST_FILE "testfile"
+#define TEST_FILE1 "testfile1"
+#define TEST_FILE2 "mntpoint/testfile2"
+#define TEST_FILE3 "mntpoint/testfile3"
+
+static void setup(void);
+static void cleanup(void);
+static void help(void);
+
+static char *fstype = "ext2";
+static char *device;
+static int dflag;
+static int mount_flag;
+
+static option_t options[] = {
+ {"T:", NULL, &fstype},
+ {"D:", &dflag, &device},
+ {NULL, NULL, NULL}
+};
+
+static struct test_case_t {
+ char *oldpath;
+ char *newpath;
+ char *exp_errval;
+ int exp_errno;
+} test_cases[] = {
+ {TEST_FILE1, TEST_FILE, "EPERM", EPERM},
+ {TEST_FILE2, TEST_FILE, "EXDEV", EXDEV},
+ {TEST_FILE2, TEST_FILE3, "EROFS", EROFS},
+};
+
+char *TCID = "link08";
+int TST_TOTAL = ARRAY_SIZE(test_cases);
+static int exp_enos[] = { EPERM, EXDEV, EROFS, 0 };
+
+int main(int ac, char **av)
+{
+ int lc;
+ char *msg;
+ int i;
+
+ msg = parse_opts(ac, av, options, help);
+ if (msg != NULL)
+ tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg);
+
+ if (!dflag) {
+ tst_brkm(TBROK, NULL,
+ "you must specify the device used for mounting with "
+ "-D option");
+ }
+
+ setup();
+
+ TEST_EXP_ENOS(exp_enos);
+
+ for (lc = 0; TEST_LOOPING(lc); lc++) {
+
+ tst_count = 0;
+
+ for (i = 0; i < TST_TOTAL; i++) {
+
+ TEST(link(test_cases[i].oldpath,
+ test_cases[i].newpath));
+
+ if (TEST_RETURN != -1) {
+ tst_resm(TFAIL,
+ "link() returned %ld, expected -1, "
+ "errno=%d", TEST_RETURN,
+ test_cases[i].exp_errno);
+ } else {
+ TEST_ERROR_LOG(TEST_ERRNO);
+
+ if (TEST_ERRNO == test_cases[i].exp_errno) {
+ tst_resm(TPASS,
+ "link() fails with expected "
+ "error %s errno:%d",
+ test_cases[i].exp_errval,
+ TEST_ERRNO);
+ } else {
+ tst_resm(TFAIL,
+ "link() fails, %s, errno=%d, "
+ "expected errno=%d",
+ test_cases[i].exp_errval,
+ TEST_ERRNO,
+ test_cases[i].exp_errno);
+ }
+ }
+ }
+ }
+
+ cleanup();
+ tst_exit();
+
+}
+
+static void setup(void)
+{
+ tst_sig(NOFORK, DEF_HANDLER, cleanup);
+
+ TEST_PAUSE;
+
+ tst_tmpdir();
+
+ SAFE_MKDIR(cleanup, TEST_FILE1, DIR_MODE);
+
+ tst_mkfs(NULL, device, fstype, NULL);
+ SAFE_MKDIR(cleanup, "mntpoint", DIR_MODE);
+ if (mount(device, "mntpoint", fstype, 0, NULL) < 0) {
+ tst_brkm(TBROK | TERRNO, cleanup,
+ "mount device:%s failed", device);
+ }
+ mount_flag = 1;
+ SAFE_TOUCH(cleanup, TEST_FILE2, 0644, NULL);
+ if (mount(device, "mntpoint", fstype,
+ MS_REMOUNT | MS_RDONLY, NULL) < 0) {
+ tst_brkm(TBROK | TERRNO, cleanup,
+ "mount device:%s failed", device);
+ }
+ mount_flag = 1;
+}
+
+static void cleanup(void)
+{
+ TEST_CLEANUP;
+
+ if (mount_flag && umount("mntpoint") < 0) {
+ tst_brkm(TBROK | TERRNO, NULL,
+ "umount device:%s failed", device);
+ }
+
+ tst_rmdir();
+}
+
+static void help(void)
+{
+ printf("-T type : specifies the type of filesystem to be mounted. "
+ "Default ext2.\n");
+ printf("-D device : device used for mounting.\n");
+}
--
1.8.2.1
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