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/*
* Copyright (C) 2015 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 "adb_utils.h"
#ifdef _WIN32
#include <windows.h>
#include <userenv.h>
#endif
#include <string>
#include <gtest/gtest.h>
#include <stdlib.h>
#include <string.h>
#include "sysdeps.h"
#include <android-base/macros.h>
#include <android-base/test_utils.h>
#ifdef _WIN32
static std::string subdir(const char* parent, const char* child) {
std::string str(parent);
str += OS_PATH_SEPARATOR;
str += child;
return str;
}
#endif
TEST(adb_utils, directory_exists) {
#ifdef _WIN32
char profiles_dir[MAX_PATH];
DWORD cch = arraysize(profiles_dir);
// On typical Windows 7, returns C:\Users
ASSERT_TRUE(GetProfilesDirectoryA(profiles_dir, &cch));
ASSERT_TRUE(directory_exists(profiles_dir));
// On modern (English?) Windows, this is a directory symbolic link to
// C:\ProgramData. Symbolic links are rare on Windows and the user requires
// a special permission (by default granted to Administrative users) to
// create symbolic links.
ASSERT_FALSE(directory_exists(subdir(profiles_dir, "All Users")));
// On modern (English?) Windows, this is a directory junction to
// C:\Users\Default. Junctions are used throughout user profile directories
// for backwards compatibility and they don't require any special permissions
// to create.
ASSERT_FALSE(directory_exists(subdir(profiles_dir, "Default User")));
ASSERT_FALSE(directory_exists(subdir(profiles_dir, "does-not-exist")));
#else
ASSERT_TRUE(directory_exists("/proc"));
ASSERT_FALSE(directory_exists("/proc/self")); // Symbolic link.
ASSERT_FALSE(directory_exists("/proc/does-not-exist"));
#endif
}
TEST(adb_utils, escape_arg) {
ASSERT_EQ(R"('')", escape_arg(""));
ASSERT_EQ(R"('abc')", escape_arg("abc"));
ASSERT_EQ(R"(' abc')", escape_arg(" abc"));
ASSERT_EQ(R"(''\''abc')", escape_arg("'abc"));
ASSERT_EQ(R"('"abc')", escape_arg("\"abc"));
ASSERT_EQ(R"('\abc')", escape_arg("\\abc"));
ASSERT_EQ(R"('(abc')", escape_arg("(abc"));
ASSERT_EQ(R"(')abc')", escape_arg(")abc"));
ASSERT_EQ(R"('abc abc')", escape_arg("abc abc"));
ASSERT_EQ(R"('abc'\''abc')", escape_arg("abc'abc"));
ASSERT_EQ(R"('abc"abc')", escape_arg("abc\"abc"));
ASSERT_EQ(R"('abc\abc')", escape_arg("abc\\abc"));
ASSERT_EQ(R"('abc(abc')", escape_arg("abc(abc"));
ASSERT_EQ(R"('abc)abc')", escape_arg("abc)abc"));
ASSERT_EQ(R"('abc ')", escape_arg("abc "));
ASSERT_EQ(R"('abc'\''')", escape_arg("abc'"));
ASSERT_EQ(R"('abc"')", escape_arg("abc\""));
ASSERT_EQ(R"('abc\')", escape_arg("abc\\"));
ASSERT_EQ(R"('abc(')", escape_arg("abc("));
ASSERT_EQ(R"('abc)')", escape_arg("abc)"));
}
TEST(adb_utils, adb_basename) {
EXPECT_EQ("sh", adb_basename("/system/bin/sh"));
EXPECT_EQ("sh", adb_basename("sh"));
EXPECT_EQ("sh", adb_basename("/system/bin/sh/"));
}
TEST(adb_utils, adb_dirname) {
EXPECT_EQ("/system/bin", adb_dirname("/system/bin/sh"));
EXPECT_EQ(".", adb_dirname("sh"));
EXPECT_EQ("/system/bin", adb_dirname("/system/bin/sh/"));
}
void test_mkdirs(const std::string basepath) {
// Test creating a directory hierarchy.
EXPECT_TRUE(mkdirs(basepath));
// Test finding an existing directory hierarchy.
EXPECT_TRUE(mkdirs(basepath));
const std::string filepath = basepath + "/file";
// Verify that the hierarchy was created by trying to create a file in it.
EXPECT_NE(-1, adb_creat(filepath.c_str(), 0600));
// If a file exists where we want a directory, the operation should fail.
EXPECT_FALSE(mkdirs(filepath));
}
TEST(adb_utils, mkdirs) {
TemporaryDir td;
// Absolute paths.
test_mkdirs(std::string(td.path) + "/dir/subdir");
// Relative paths.
ASSERT_EQ(0, chdir(td.path)) << strerror(errno);
test_mkdirs(std::string("relative/subrel"));
}
#if !defined(_WIN32)
TEST(adb_utils, set_file_block_mode) {
int fd = adb_open("/dev/null", O_RDWR | O_APPEND);
ASSERT_GE(fd, 0);
int flags = fcntl(fd, F_GETFL, 0);
ASSERT_EQ(O_RDWR | O_APPEND, (flags & (O_RDWR | O_APPEND)));
ASSERT_TRUE(set_file_block_mode(fd, false));
int new_flags = fcntl(fd, F_GETFL, 0);
ASSERT_EQ(flags | O_NONBLOCK, new_flags);
ASSERT_TRUE(set_file_block_mode(fd, true));
new_flags = fcntl(fd, F_GETFL, 0);
ASSERT_EQ(flags, new_flags);
ASSERT_EQ(0, adb_close(fd));
}
#endif
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