| /* |
| * 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 <stdlib.h> |
| #include <string.h> |
| #include <sys/mman.h> |
| |
| #include <gtest/gtest.h> |
| |
| #include "../linker_utils.h" |
| |
| 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); |
| |
| 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); |
| } |