/*
* 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"
#include "platform/bionic/page.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) {
const size_t kPageSize = page_size();
if (kPageSize == 4096 ) {
ASSERT_EQ(0 x0001000U, page_start(0 x0001000));
ASSERT_EQ(0 x3002000U, page_start(0 x300222f));
ASSERT_EQ(0 x6001000U, page_start(0 x6001fff));
} else if (kPageSize == 16384 ) {
ASSERT_EQ(0 x0004000U, page_start(0 x0004000));
ASSERT_EQ(0 x3008000U, page_start(0 x300822f));
ASSERT_EQ(0 x6004000U, page_start(0 x6004fff));
} else {
FAIL() << "Page size not supported " << kPageSize;
}
}
TEST(linker_utils, page_offset) {
const size_t kPageSize = page_size();
if (kPageSize == 4096 ) {
ASSERT_EQ(0 x0U, page_offset(0 x0001000));
ASSERT_EQ(0 x22fU, page_offset(0 x30222f));
ASSERT_EQ(0 xfffU, page_offset(0 x6001fff));
} else if (kPageSize == 16384 ) {
ASSERT_EQ(0 x0U, page_offset(0 x0004000));
ASSERT_EQ(0 x322fU, page_offset(0 x30322f));
ASSERT_EQ(0 x3fffU, page_offset(0 x6003fff));
} else {
FAIL() << "Page size not supported " << kPageSize;
}
}
TEST(linker_utils, safe_add) {
int64_t val = 42 ;
ASSERT_FALSE(safe_add(&val, INT64_MAX-20 , 21 U));
ASSERT_EQ(42 , val);
ASSERT_TRUE(safe_add(&val, INT64_MAX-42 , 42 U));
ASSERT_EQ(INT64_MAX, val);
ASSERT_TRUE(safe_add(&val, 2000 , 42 U));
ASSERT_EQ(2042 , val);
}
Messung V0.5 in Prozent C=97 H=100 G=98
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-06-28)
¤
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