284ae3559e
The permitted_when_isolated_path is a way to white-list directories not present in search-path. It is ignored for not isolated namespaces. Bug: http://b/25853516 Bug: http://b/22548808 Change-Id: Ib1538037268eea69323ea49968a34a4a1d1938a5
104 lines
3.5 KiB
C++
104 lines
3.5 KiB
C++
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <sys/mman.h>
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#include <gtest/gtest.h>
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#include "../linker_utils.h"
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TEST(linker_utils, normalize_path_smoke) {
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std::string output;
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ASSERT_TRUE(normalize_path("/../root///dir/.///dir2/somedir/../zipfile!/dir/dir9//..///afile", &output));
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ASSERT_EQ("/root/dir/dir2/zipfile!/dir/afile", output);
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ASSERT_TRUE(normalize_path("/../root///dir/.///dir2/somedir/.../zipfile!/.dir/dir9//..///afile", &output));
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ASSERT_EQ("/root/dir/dir2/somedir/.../zipfile!/.dir/afile", output);
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ASSERT_TRUE(normalize_path("/root/..", &output));
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ASSERT_EQ("/", output);
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ASSERT_TRUE(normalize_path("/root/notroot/..", &output));
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ASSERT_EQ("/root/", output);
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ASSERT_TRUE(normalize_path("/a/../../b", &output));
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ASSERT_EQ("/b", output);
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output = "unchanged";
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ASSERT_FALSE(normalize_path("root///dir/.///dir2/somedir/../zipfile!/dir/dir9//..///afile", &output));
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ASSERT_EQ("unchanged", output);
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}
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TEST(linker_utils, file_is_in_dir_smoke) {
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ASSERT_TRUE(file_is_in_dir("/foo/bar/file", "/foo/bar"));
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ASSERT_FALSE(file_is_in_dir("/foo/bar/file", "/foo"));
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ASSERT_FALSE(file_is_in_dir("/foo/bar/file", "/bar/foo"));
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ASSERT_TRUE(file_is_in_dir("/file", ""));
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ASSERT_FALSE(file_is_in_dir("/file", "/"));
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}
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TEST(linker_utils, file_is_under_dir_smoke) {
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ASSERT_TRUE(file_is_under_dir("/foo/bar/file", "/foo/bar"));
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ASSERT_TRUE(file_is_under_dir("/foo/bar/file", "/foo"));
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ASSERT_FALSE(file_is_under_dir("/foo/bar/file", "/bar/foo"));
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ASSERT_TRUE(file_is_under_dir("/file", ""));
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ASSERT_TRUE(file_is_under_dir("/foo/bar/file", ""));
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ASSERT_FALSE(file_is_under_dir("/file", "/"));
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ASSERT_FALSE(file_is_under_dir("/foo/bar/file", "/"));
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}
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TEST(linker_utils, parse_zip_path_smoke) {
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std::string zip_path;
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std::string entry_path;
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ASSERT_FALSE(parse_zip_path("/not/a/zip/path/file.zip", &zip_path, &entry_path));
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ASSERT_FALSE(parse_zip_path("/not/a/zip/path/file.zip!path/in/zip", &zip_path, &entry_path));
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ASSERT_TRUE(parse_zip_path("/zip/path/file.zip!/path/in/zip", &zip_path, &entry_path));
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ASSERT_EQ("/zip/path/file.zip", zip_path);
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ASSERT_EQ("path/in/zip", entry_path);
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ASSERT_TRUE(parse_zip_path("/zip/path/file2.zip!/", &zip_path, &entry_path));
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ASSERT_EQ("/zip/path/file2.zip", zip_path);
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ASSERT_EQ("", entry_path);
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}
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TEST(linker_utils, page_start) {
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ASSERT_EQ(0x0001000, page_start(0x0001000));
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ASSERT_EQ(0x3002000, page_start(0x300222f));
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ASSERT_EQ(0x6001000, page_start(0x6001fff));
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}
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TEST(linker_utils, page_offset) {
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ASSERT_EQ(0x0U, page_offset(0x0001000));
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ASSERT_EQ(0x22fU, page_offset(0x300222f));
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ASSERT_EQ(0xfffU, page_offset(0x6001fff));
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}
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TEST(linker_utils, safe_add) {
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int64_t val = 42;
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ASSERT_FALSE(safe_add(&val, INT64_MAX-20, 21U));
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ASSERT_EQ(42, val);
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ASSERT_TRUE(safe_add(&val, INT64_MAX-42, 42U));
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ASSERT_EQ(INT64_MAX, val);
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ASSERT_TRUE(safe_add(&val, 2000, 42U));
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ASSERT_EQ(2042, val);
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}
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