1 files changed, 83 insertions, 0 deletions
diff --git a/lib/libc/tests/gen/getmntinfo_test.c b/lib/libc/tests/gen/getmntinfo_test.c
new file mode 100644
index 000000000000..06e1091d8a15
--- /dev/null
+++ b/lib/libc/tests/gen/getmntinfo_test.c
@@ -0,0 +1,83 @@
+/*-
+ * Copyright (c) 2017 Conrad Meyer <cem@FreeBSD.org>
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+/*
+ * Limited test program for getmntinfo(3), a non-standard BSDism.
+ */
+
+#include <sys/param.h>
+#include <sys/mount.h>
+#include <sys/ucred.h>
+
+#include <errno.h>
+
+#include <atf-c.h>
+
+static void
+check_mntinfo(struct statfs *mntinfo, int n)
+{
+	int i;
+
+	for (i = 0; i < n; i++) {
+		ATF_REQUIRE_MSG(mntinfo[i].f_version == STATFS_VERSION, "%ju",
+		    (uintmax_t)mntinfo[i].f_version);
+		ATF_REQUIRE(mntinfo[i].f_namemax <= sizeof(mntinfo[0].f_mntonname));
+	}
+}
+
+ATF_TC_WITHOUT_HEAD(getmntinfo_test);
+ATF_TC_BODY(getmntinfo_test, tc)
+{
+	int nmnts;
+	struct statfs *mntinfo;
+
+	/* Test bogus mode */
+	nmnts = getmntinfo(&mntinfo, 199);
+	ATF_REQUIRE_MSG(nmnts == 0 && errno == EINVAL,
+	    "getmntinfo() succeeded; errno=%d", errno);
+
+	/* Valid modes */
+	nmnts = getmntinfo(&mntinfo, MNT_NOWAIT);
+	ATF_REQUIRE_MSG(nmnts != 0, "getmntinfo(MNT_NOWAIT) failed; errno=%d",
+	    errno);
+
+	check_mntinfo(mntinfo, nmnts);
+	memset(mntinfo, 0xdf, sizeof(*mntinfo) * nmnts);
+
+	nmnts = getmntinfo(&mntinfo, MNT_WAIT);
+	ATF_REQUIRE_MSG(nmnts != 0, "getmntinfo(MNT_WAIT) failed; errno=%d",
+	    errno);
+
+	check_mntinfo(mntinfo, nmnts);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+	ATF_TP_ADD_TC(tp, getmntinfo_test);
+
+	return (atf_no_error());
+}