1 files changed, 105 insertions, 0 deletions
diff --git a/lib/libkvm/tests/kvm_open_test.c b/lib/libkvm/tests/kvm_open_test.c
new file mode 100644
index 0000000..995993b
--- /dev/null
+++ b/lib/libkvm/tests/kvm_open_test.c
@@ -0,0 +1,105 @@
+/*-
+ * Copyright (c) 2017 Ngie Cooper <ngie@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.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <kvm.h>
+#include <limits.h>
+#include <paths.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <atf-c.h>
+
+#include "kvm_test_common.h"
+
+ATF_TC_WITHOUT_HEAD(kvm_open_negative_test_nonexistent_corefile);
+ATF_TC_BODY(kvm_open_negative_test_nonexistent_corefile, tc)
+{
+
+	ATF_CHECK(kvm_open(NULL, "/nonexistent", NULL, O_RDONLY, NULL) == NULL);
+	ATF_CHECK(kvm_open(NULL, "/nonexistent", NULL, O_RDONLY,
+	    getprogname()) == NULL);
+}
+
+ATF_TC_WITHOUT_HEAD(kvm_open_negative_test_nonexistent_execfile);
+ATF_TC_BODY(kvm_open_negative_test_nonexistent_execfile, tc)
+{
+
+	ATF_CHECK(kvm_open("/nonexistent", _PATH_DEVZERO, NULL, O_RDONLY,
+	    NULL) == NULL);
+	ATF_CHECK(kvm_open("/nonexistent", _PATH_DEVZERO, NULL, O_RDONLY,
+	    getprogname()) == NULL);
+}
+
+ATF_TC(kvm_open_negative_test_invalid_corefile);
+ATF_TC_HEAD(kvm_open_negative_test_invalid_corefile, tc)
+{
+
+	atf_tc_set_md_var(tc, "require.user", "root");
+}
+
+ATF_TC_BODY(kvm_open_negative_test_invalid_corefile, tc)
+{
+	kvm_t *kd;
+
+	atf_utils_create_file("some-file", "this is a text file");
+	kd = kvm_open(NULL, "some-file", NULL, O_RDONLY, getprogname());
+	ATF_REQUIRE_MSG(kd == NULL, "kvm_open didn't return NULL on failure");
+}
+
+ATF_TC(kvm_open_negative_test_invalid_execfile);
+ATF_TC_HEAD(kvm_open_negative_test_invalid_execfile, tc)
+{
+
+	atf_tc_set_md_var(tc, "require.user", "root");
+}
+
+ATF_TC_BODY(kvm_open_negative_test_invalid_execfile, tc)
+{
+	kvm_t *kd;
+
+	atf_utils_create_file("some-file", "this is a text file");
+	kd = kvm_open("some-file", "/bin/sh", NULL, O_RDONLY, getprogname());
+	ATF_REQUIRE_MSG(kd == NULL, "kvm_open succeeded unexpectedly");
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+	ATF_TP_ADD_TC(tp, kvm_open_negative_test_invalid_corefile);
+	ATF_TP_ADD_TC(tp, kvm_open_negative_test_invalid_execfile);
+	ATF_TP_ADD_TC(tp, kvm_open_negative_test_nonexistent_corefile);
+	ATF_TP_ADD_TC(tp, kvm_open_negative_test_nonexistent_execfile);
+
+	return (atf_no_error());
+}