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-rw-r--r--src/test/test-fstab-util.c112
1 files changed, 112 insertions, 0 deletions
diff --git a/src/test/test-fstab-util.c b/src/test/test-fstab-util.c
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+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ 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 "fstab-util.h"
+#include "util.h"
+#include "log.h"
+
+/*
+int fstab_filter_options(const char *opts, const char *names,
+ const char **namefound, char **value, char **filtered);
+*/
+
+static void do_fstab_filter_options(const char *opts,
+ const char *remove,
+ int r_expected,
+ const char *name_expected,
+ const char *value_expected,
+ const char *filtered_expected) {
+
+ int r;
+ const char *name;
+ _cleanup_free_ char *value, *filtered;
+
+ r = fstab_filter_options(opts, remove, &name, &value, &filtered);
+ log_info("\"%s\" → %d, \"%s\", \"%s\", \"%s\", expected %d, \"%s\", \"%s\", \"%s\"",
+ opts, r, name, value, filtered,
+ r_expected, name_expected, value_expected, filtered_expected ?: opts);
+ assert_se(r == r_expected);
+ assert_se(streq_ptr(name, name_expected));
+ assert_se(streq_ptr(value, value_expected));
+ assert_se(streq_ptr(filtered, filtered_expected ?: opts));
+
+ /* also test the malloc-less mode */
+ r = fstab_filter_options(opts, remove, &name, NULL, NULL);
+ log_info("\"%s\" → %d, \"%s\", expected %d, \"%s\"",
+ opts, r, name,
+ r_expected, name_expected);
+ assert_se(r == r_expected);
+ assert_se(streq_ptr(name, name_expected));
+}
+
+static void test_fstab_filter_options(void) {
+ do_fstab_filter_options("opt=0", "opt\0x-opt\0", 1, "opt", "0", "");
+ do_fstab_filter_options("opt=0", "x-opt\0opt\0", 1, "opt", "0", "");
+ do_fstab_filter_options("opt", "opt\0x-opt\0", 1, "opt", NULL, "");
+ do_fstab_filter_options("opt", "x-opt\0opt\0", 1, "opt", NULL, "");
+ do_fstab_filter_options("x-opt", "x-opt\0opt\0", 1, "x-opt", NULL, "");
+
+ do_fstab_filter_options("opt=0,other", "opt\0x-opt\0", 1, "opt", "0", "other");
+ do_fstab_filter_options("opt=0,other", "x-opt\0opt\0", 1, "opt", "0", "other");
+ do_fstab_filter_options("opt,other", "opt\0x-opt\0", 1, "opt", NULL, "other");
+ do_fstab_filter_options("opt,other", "x-opt\0opt\0", 1, "opt", NULL, "other");
+ do_fstab_filter_options("x-opt,other", "opt\0x-opt\0", 1, "x-opt", NULL, "other");
+
+ do_fstab_filter_options("opto=0,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
+ do_fstab_filter_options("opto,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
+ do_fstab_filter_options("x-opto,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
+
+ do_fstab_filter_options("first,opt=0", "opt\0x-opt\0", 1, "opt", "0", "first");
+ do_fstab_filter_options("first=1,opt=0", "opt\0x-opt\0", 1, "opt", "0", "first=1");
+ do_fstab_filter_options("first,opt=", "opt\0x-opt\0", 1, "opt", "", "first");
+ do_fstab_filter_options("first=1,opt", "opt\0x-opt\0", 1, "opt", NULL, "first=1");
+ do_fstab_filter_options("first=1,x-opt", "opt\0x-opt\0", 1, "x-opt", NULL, "first=1");
+
+ do_fstab_filter_options("first,opt=0,last=1", "opt\0x-opt\0", 1, "opt", "0", "first,last=1");
+ do_fstab_filter_options("first=1,opt=0,last=2", "x-opt\0opt\0", 1, "opt", "0", "first=1,last=2");
+ do_fstab_filter_options("first,opt,last", "opt\0", 1, "opt", NULL, "first,last");
+ do_fstab_filter_options("first=1,opt,last", "x-opt\0opt\0", 1, "opt", NULL, "first=1,last");
+ do_fstab_filter_options("first=,opt,last", "opt\0noopt\0", 1, "opt", NULL, "first=,last");
+
+ /* check repeated options */
+ do_fstab_filter_options("first,opt=0,noopt=1,last=1", "opt\0noopt\0", 1, "noopt", "1", "first,last=1");
+ do_fstab_filter_options("first=1,opt=0,last=2,opt=1", "opt\0", 1, "opt", "1", "first=1,last=2");
+ do_fstab_filter_options("x-opt=0,x-opt=1", "opt\0x-opt\0", 1, "x-opt", "1", "");
+ do_fstab_filter_options("opt=0,x-opt=1", "opt\0x-opt\0", 1, "x-opt", "1", "");
+
+ /* check that semicolons are not misinterpreted */
+ do_fstab_filter_options("opt=0;", "opt\0", 1, "opt", "0;", "");
+ do_fstab_filter_options("opt;=0", "x-opt\0opt\0noopt\0x-noopt\0", 0, NULL, NULL, NULL);
+ do_fstab_filter_options("opt;", "opt\0x-opt\0", 0, NULL, NULL, NULL);
+
+ /* check that spaces are not misinterpreted */
+ do_fstab_filter_options("opt=0 ", "opt\0", 1, "opt", "0 ", "");
+ do_fstab_filter_options("opt =0", "x-opt\0opt\0noopt\0x-noopt\0", 0, NULL, NULL, NULL);
+ do_fstab_filter_options(" opt ", "opt\0x-opt\0", 0, NULL, NULL, NULL);
+
+ /* check function will NULL args */
+ do_fstab_filter_options(NULL, "opt\0", 0, NULL, NULL, "");
+ do_fstab_filter_options("", "opt\0", 0, NULL, NULL, "");
+}
+
+int main(void) {
+ test_fstab_filter_options();
+}