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/*
* Copyright (C) 2013 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <gtest/gtest.h>
#include "linker_utils.h"
TEST(linker_utils, format_string) {
std::vector<std::pair<std::string, std::string>> params = {{ "LIB", "lib32"}, { "SDKVER", "42"}};
std::string str_smoke = "LIB$LIB${LIB${SDKVER}SDKVER$TEST$";
format_string(&str_smoke, params);
ASSERT_EQ("LIBlib32${LIB42SDKVER$TEST$", str_smoke);
}
TEST(linker_utils, normalize_path_smoke) {
std::string output;
ASSERT_TRUE(normalize_path("/../root///dir/.///dir2/somedir/../zipfile!/dir/dir9//..///afile", &output));
ASSERT_EQ("/root/dir/dir2/zipfile!/dir/afile", output);
ASSERT_TRUE(normalize_path("/../root///dir/.///dir2/somedir/.../zipfile!/.dir/dir9//..///afile", &output));
ASSERT_EQ("/root/dir/dir2/somedir/.../zipfile!/.dir/afile", output);
ASSERT_TRUE(normalize_path("/root/..", &output));
ASSERT_EQ("/", output);
ASSERT_TRUE(normalize_path("/root/notroot/..", &output));
ASSERT_EQ("/root/", output);
ASSERT_TRUE(normalize_path("/a/../../b", &output));
ASSERT_EQ("/b", output);
ASSERT_TRUE(normalize_path("/..", &output));
ASSERT_EQ("/", output);
output = "unchanged";
ASSERT_FALSE(normalize_path("root///dir/.///dir2/somedir/../zipfile!/dir/dir9//..///afile", &output));
ASSERT_EQ("unchanged", output);
}
TEST(linker_utils, file_is_in_dir_smoke) {
ASSERT_TRUE(file_is_in_dir("/foo/bar/file", "/foo/bar"));
ASSERT_FALSE(file_is_in_dir("/foo/bar/file", "/foo"));
ASSERT_FALSE(file_is_in_dir("/foo/bar/file", "/bar/foo"));
ASSERT_TRUE(file_is_in_dir("/file", ""));
ASSERT_FALSE(file_is_in_dir("/file", "/"));
}
TEST(linker_utils, file_is_under_dir_smoke) {
ASSERT_TRUE(file_is_under_dir("/foo/bar/file", "/foo/bar"));
ASSERT_TRUE(file_is_under_dir("/foo/bar/file", "/foo"));
ASSERT_FALSE(file_is_under_dir("/foo/bar/file", "/bar/foo"));
ASSERT_TRUE(file_is_under_dir("/file", ""));
ASSERT_TRUE(file_is_under_dir("/foo/bar/file", ""));
ASSERT_FALSE(file_is_under_dir("/file", "/"));
ASSERT_FALSE(file_is_under_dir("/foo/bar/file", "/"));
}
TEST(linker_utils, parse_zip_path_smoke) {
std::string zip_path;
std::string entry_path;
ASSERT_FALSE(parse_zip_path("/not/a/zip/path/file.zip", &zip_path, &entry_path));
ASSERT_FALSE(parse_zip_path("/not/a/zip/path/file.zip!path/in/zip", &zip_path, &entry_path));
ASSERT_TRUE(parse_zip_path("/zip/path/file.zip!/path/in/zip", &zip_path, &entry_path));
ASSERT_EQ("/zip/path/file.zip", zip_path);
ASSERT_EQ("path/in/zip", entry_path);
ASSERT_TRUE(parse_zip_path("/zip/path/file2.zip!/", &zip_path, &entry_path));
ASSERT_EQ("/zip/path/file2.zip", zip_path);
ASSERT_EQ("", entry_path);
}
TEST(linker_utils, page_start) {
ASSERT_EQ(0x0001000, page_start(0x0001000));
ASSERT_EQ(0x3002000, page_start(0x300222f));
ASSERT_EQ(0x6001000, page_start(0x6001fff));
}
TEST(linker_utils, page_offset) {
ASSERT_EQ(0x0U, page_offset(0x0001000));
ASSERT_EQ(0x22fU, page_offset(0x300222f));
ASSERT_EQ(0xfffU, page_offset(0x6001fff));
}
TEST(linker_utils, safe_add) {
int64_t val = 42;
ASSERT_FALSE(safe_add(&val, INT64_MAX-20, 21U));
ASSERT_EQ(42, val);
ASSERT_TRUE(safe_add(&val, INT64_MAX-42, 42U));
ASSERT_EQ(INT64_MAX, val);
ASSERT_TRUE(safe_add(&val, 2000, 42U));
ASSERT_EQ(2042, val);
}