32bc0fcf69
Fixes -Wzero-as-null-pointer-constant warning. Test: m Bug: 68236239 Change-Id: I5b4123bc6709641315120a191e36cc57541349b2
57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
/*
|
|
* Copyright (C) 2013 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 <gtest/gtest.h>
|
|
|
|
#include <mntent.h>
|
|
|
|
TEST(mntent, mntent_smoke) {
|
|
FILE* fp = setmntent("/proc/mounts", "r");
|
|
ASSERT_TRUE(fp != nullptr);
|
|
|
|
ASSERT_TRUE(getmntent(fp) != nullptr);
|
|
|
|
bool saw_proc = false;
|
|
|
|
struct mntent entry;
|
|
char buf[BUFSIZ];
|
|
while (getmntent_r(fp, &entry, buf, sizeof(buf)) != nullptr) {
|
|
if (strcmp(entry.mnt_fsname, "proc") == 0 && strcmp(entry.mnt_dir, "/proc") == 0) {
|
|
saw_proc = true;
|
|
}
|
|
}
|
|
|
|
ASSERT_TRUE(saw_proc);
|
|
|
|
ASSERT_EQ(1, endmntent(fp));
|
|
}
|
|
|
|
TEST(mntent, hasmntopt) {
|
|
// indices 1 1
|
|
// of keys: 0 5 9 1 4
|
|
char mnt_opts[]{"aa=b,a=b,b,bb,c=d"};
|
|
struct mntent ent;
|
|
memset(&ent, 0, sizeof(ent));
|
|
ent.mnt_opts = mnt_opts;
|
|
|
|
EXPECT_EQ(mnt_opts, hasmntopt(&ent, "aa"));
|
|
EXPECT_EQ(mnt_opts + 5, hasmntopt(&ent, "a"));
|
|
EXPECT_EQ(mnt_opts + 9, hasmntopt(&ent, "b"));
|
|
EXPECT_EQ(mnt_opts + 11, hasmntopt(&ent, "bb"));
|
|
EXPECT_EQ(mnt_opts + 14, hasmntopt(&ent, "c"));
|
|
EXPECT_EQ(nullptr, hasmntopt(&ent, "d"));
|
|
EXPECT_EQ(nullptr, hasmntopt(&ent, "e"));
|
|
}
|