platform_bionic/tests/net_if_test.cpp

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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <net/if.h>
#include <errno.h>
#include <gtest/gtest.h>
TEST(net_if, if_nametoindex_if_indextoname) {
unsigned index;
index = if_nametoindex("lo");
ASSERT_NE(index, 0U);
char buf[IF_NAMESIZE] = {};
char* name = if_indextoname(index, buf);
ASSERT_STREQ("lo", name);
}
TEST(net_if, if_nametoindex_fail) {
unsigned index = if_nametoindex("this-interface-does-not-exist");
ASSERT_EQ(0U, index);
}