[PATCH v1] tests: add fchownat.test

Anchit Jain mailinglist at anchitja.in
Thu Mar 10 09:44:22 UTC 2016


From: Anchit Jain <anchitjain1234 at gmail.com>

    * tests/fchownat.c: New file.
    * tests/fchownat.test: New test.
    * tests/.gitignore: Add fchownat.
    * tests/Makefile.am (check_PROGRAMS): Likewise.
    (TESTS): Add fchownat.test.
---
 tests/.gitignore    |  1 +
 tests/Makefile.am   |  2 ++
 tests/fchownat.c    | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/fchownat.test | 13 ++++++++++
 4 files changed, 84 insertions(+)
 create mode 100644 tests/fchownat.c
 create mode 100755 tests/fchownat.test

diff --git a/tests/.gitignore b/tests/.gitignore
index 4b9595d..9420e58 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -26,6 +26,7 @@ execve-v
 execveat
 execveat-v
 fanotify_mark
+fchownat
 fcntl
 fcntl64
 file_handle
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 21d07cd..6672fd3 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -76,6 +76,7 @@ check_PROGRAMS = \
 	execveat \
 	execveat-v \
 	fanotify_mark \
+	fchownat \
 	fcntl \
 	fcntl64 \
 	file_handle \
@@ -241,6 +242,7 @@ TESTS = \
 	execveat.test \
 	execveat-v.test \
 	fanotify_mark.test \
+	fchownat.test \
 	fcntl.test \
 	fcntl64.test \
 	file_handle.test \
diff --git a/tests/fchownat.c b/tests/fchownat.c
new file mode 100644
index 0000000..5317c5e
--- /dev/null
+++ b/tests/fchownat.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2016 Anchit Jain <anchitjain1234 at gmail.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "tests.h"
+#include <sys/syscall.h>
+
+#if defined __NR_fchownat
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <errno.h>
+
+int
+main(void)
+{
+	static const char fname[] = "fchownat_test_file";
+
+	if (open(fname, O_CREAT|O_RDONLY, 0400) == -1)
+		perror_msg_and_fail("open");
+
+	uid_t uid = getuid();
+	gid_t gid = getgid();
+
+	if (syscall(__NR_fchownat, AT_FDCWD, fname, uid, gid, 0) != 0)
+		perror_msg_and_fail("fchownat");
+	printf("fchownat(AT_FDCWD, \"%s\", %d, %d, 0) = 0\n", fname, uid, gid);
+
+	if (unlink(fname) == -1)
+		perror_msg_and_fail("unlink");
+
+	if (syscall(__NR_fchownat, AT_FDCWD, fname, uid, gid, 0) != -1)
+		perror_msg_and_fail("fchownat");
+	printf("fchownat(AT_FDCWD, \"%s\", %d, %d, 0) = -1 ENOENT (%m)\n", fname, uid, gid);
+
+	puts("+++ exited with 0 +++");
+	return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("__NR_fchownat")
+
+#endif
diff --git a/tests/fchownat.test b/tests/fchownat.test
new file mode 100755
index 0000000..e891fe6
--- /dev/null
+++ b/tests/fchownat.test
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+# Check fchownat syscall decoding.
+
+. "${srcdir=.}/init.sh"
+
+run_prog > /dev/null
+OUT="$LOG.out"
+run_strace -a28 -efchownat $args > "$OUT"
+match_diff "$LOG" "$OUT"
+rm -f "$OUT"
+
+exit 0
-- 
1.9.1





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