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-rw-r--r--src/test/test-hostname-util.c163
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diff --git a/src/test/test-hostname-util.c b/src/test/test-hostname-util.c
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+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2010 Lennart Poettering
+ Copyright 2013 Thomas H.P. Andersen
+ Copyright 2015 Zbigniew Jędrzejewski-Szmek
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "util.h"
+#include "fileio.h"
+#include "hostname-util.h"
+
+static void test_hostname_is_valid(void) {
+ assert_se(hostname_is_valid("foobar", false));
+ assert_se(hostname_is_valid("foobar.com", false));
+ assert_se(!hostname_is_valid("foobar.com.", false));
+ assert_se(hostname_is_valid("fooBAR", false));
+ assert_se(hostname_is_valid("fooBAR.com", false));
+ assert_se(!hostname_is_valid("fooBAR.", false));
+ assert_se(!hostname_is_valid("fooBAR.com.", false));
+ assert_se(!hostname_is_valid("fööbar", false));
+ assert_se(!hostname_is_valid("", false));
+ assert_se(!hostname_is_valid(".", false));
+ assert_se(!hostname_is_valid("..", false));
+ assert_se(!hostname_is_valid("foobar.", false));
+ assert_se(!hostname_is_valid(".foobar", false));
+ assert_se(!hostname_is_valid("foo..bar", false));
+ assert_se(!hostname_is_valid("foo.bar..", false));
+ assert_se(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", false));
+
+ assert_se(hostname_is_valid("foobar", true));
+ assert_se(hostname_is_valid("foobar.com", true));
+ assert_se(hostname_is_valid("foobar.com.", true));
+ assert_se(hostname_is_valid("fooBAR", true));
+ assert_se(hostname_is_valid("fooBAR.com", true));
+ assert_se(!hostname_is_valid("fooBAR.", true));
+ assert_se(hostname_is_valid("fooBAR.com.", true));
+ assert_se(!hostname_is_valid("fööbar", true));
+ assert_se(!hostname_is_valid("", true));
+ assert_se(!hostname_is_valid(".", true));
+ assert_se(!hostname_is_valid("..", true));
+ assert_se(!hostname_is_valid("foobar.", true));
+ assert_se(!hostname_is_valid(".foobar", true));
+ assert_se(!hostname_is_valid("foo..bar", true));
+ assert_se(!hostname_is_valid("foo.bar..", true));
+ assert_se(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", true));
+}
+
+static void test_hostname_cleanup(void) {
+ char *s;
+
+ s = strdupa("foobar");
+ assert_se(streq(hostname_cleanup(s, false), "foobar"));
+ s = strdupa("foobar.com");
+ assert_se(streq(hostname_cleanup(s, false), "foobar.com"));
+ s = strdupa("foobar.com.");
+ assert_se(streq(hostname_cleanup(s, false), "foobar.com"));
+ s = strdupa("fooBAR");
+ assert_se(streq(hostname_cleanup(s, false), "fooBAR"));
+ s = strdupa("fooBAR.com");
+ assert_se(streq(hostname_cleanup(s, false), "fooBAR.com"));
+ s = strdupa("fooBAR.");
+ assert_se(streq(hostname_cleanup(s, false), "fooBAR"));
+ s = strdupa("fooBAR.com.");
+ assert_se(streq(hostname_cleanup(s, false), "fooBAR.com"));
+ s = strdupa("fööbar");
+ assert_se(streq(hostname_cleanup(s, false), "fbar"));
+ s = strdupa("");
+ assert_se(isempty(hostname_cleanup(s, false)));
+ s = strdupa(".");
+ assert_se(isempty(hostname_cleanup(s, false)));
+ s = strdupa("..");
+ assert_se(isempty(hostname_cleanup(s, false)));
+ s = strdupa("foobar.");
+ assert_se(streq(hostname_cleanup(s, false), "foobar"));
+ s = strdupa(".foobar");
+ assert_se(streq(hostname_cleanup(s, false), "foobar"));
+ s = strdupa("foo..bar");
+ assert_se(streq(hostname_cleanup(s, false), "foo.bar"));
+ s = strdupa("foo.bar..");
+ assert_se(streq(hostname_cleanup(s, false), "foo.bar"));
+ s = strdupa("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");
+ assert_se(streq(hostname_cleanup(s, false), "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"));
+}
+
+static void test_read_hostname_config(void) {
+ char path[] = "/tmp/hostname.XXXXXX";
+ char *hostname;
+ int fd;
+
+ fd = mkostemp_safe(path, O_RDWR|O_CLOEXEC);
+ assert(fd > 0);
+ close(fd);
+
+ /* simple hostname */
+ write_string_file(path, "foo", WRITE_STRING_FILE_CREATE);
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(streq(hostname, "foo"));
+ free(hostname);
+ hostname = NULL;
+
+ /* with comment */
+ write_string_file(path, "# comment\nfoo", WRITE_STRING_FILE_CREATE);
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(hostname);
+ assert_se(streq(hostname, "foo"));
+ free(hostname);
+ hostname = NULL;
+
+ /* with comment and extra whitespace */
+ write_string_file(path, "# comment\n\n foo ", WRITE_STRING_FILE_CREATE);
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(hostname);
+ assert_se(streq(hostname, "foo"));
+ free(hostname);
+ hostname = NULL;
+
+ /* cleans up name */
+ write_string_file(path, "!foo/bar.com", WRITE_STRING_FILE_CREATE);
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(hostname);
+ assert_se(streq(hostname, "foobar.com"));
+ free(hostname);
+ hostname = NULL;
+
+ /* no value set */
+ hostname = (char*) 0x1234;
+ write_string_file(path, "# nothing here\n", WRITE_STRING_FILE_CREATE);
+ assert_se(read_hostname_config(path, &hostname) == -ENOENT);
+ assert_se(hostname == (char*) 0x1234); /* does not touch argument on error */
+
+ /* nonexisting file */
+ assert_se(read_hostname_config("/non/existing", &hostname) == -ENOENT);
+ assert_se(hostname == (char*) 0x1234); /* does not touch argument on error */
+
+ unlink(path);
+}
+
+int main(int argc, char *argv[]) {
+ log_parse_environment();
+ log_open();
+
+ test_hostname_is_valid();
+ test_hostname_cleanup();
+ test_read_hostname_config();
+
+ return 0;
+}
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