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https://github.com/mhx/dwarfs.git
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139 lines
4.1 KiB
C++
139 lines
4.1 KiB
C++
/* vim:set ts=2 sw=2 sts=2 et: */
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/**
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* \author Marcus Holland-Moritz (github@mhxnet.de)
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* \copyright Copyright (c) Marcus Holland-Moritz
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*
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* This file is part of dwarfs.
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*
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* dwarfs is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* dwarfs is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with dwarfs. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <filesystem>
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#include <functional>
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#include <map>
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#include <memory>
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#include <optional>
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#include <set>
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#include <span>
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#include <string>
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#include <string_view>
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#include <variant>
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#include <vector>
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#include "dwarfs/file_stat.h"
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#include "dwarfs/os_access.h"
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#include "dwarfs/script.h"
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namespace dwarfs::test {
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struct simplestat {
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file_stat::ino_type ino;
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file_stat::mode_type mode;
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file_stat::nlink_type nlink;
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file_stat::uid_type uid;
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file_stat::gid_type gid;
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file_stat::off_type size;
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file_stat::dev_type rdev;
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file_stat::time_type atime;
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file_stat::time_type mtime;
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file_stat::time_type ctime;
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posix_file_type::value type() const {
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return static_cast<posix_file_type::value>(mode & posix_file_type::mask);
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}
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};
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class os_access_mock : public os_access {
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private:
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struct mock_directory;
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struct mock_dirent;
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public:
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using value_variant_type =
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std::variant<std::monostate, std::string, std::function<std::string()>,
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std::unique_ptr<mock_directory>>;
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os_access_mock();
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~os_access_mock();
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static std::shared_ptr<os_access_mock> create_test_instance();
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size_t size() const;
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void add(std::filesystem::path const& path, simplestat const& st);
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void add(std::filesystem::path const& path, simplestat const& st,
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std::string const& contents);
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void add(std::filesystem::path const& path, simplestat const& st,
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std::function<std::string()> generator);
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void add_dir(std::filesystem::path const& path);
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void add_file(std::filesystem::path const& path, size_t size);
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void add_file(std::filesystem::path const& path, std::string const& contents);
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void set_access_fail(std::filesystem::path const& path);
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std::shared_ptr<dir_reader>
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opendir(std::filesystem::path const& path) const override;
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file_stat symlink_info(std::filesystem::path const& path) const override;
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std::filesystem::path
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read_symlink(std::filesystem::path const& path) const override;
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std::shared_ptr<mmif>
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map_file(std::filesystem::path const& path, size_t size) const override;
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int access(std::filesystem::path const&, int) const override;
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private:
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static std::vector<std::string> splitpath(std::filesystem::path const& path);
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struct mock_dirent* find(std::filesystem::path const& path) const;
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struct mock_dirent* find(std::vector<std::string> parts) const;
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void add_internal(std::filesystem::path const& path, simplestat const& st,
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value_variant_type var);
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std::unique_ptr<mock_dirent> root_;
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size_t ino_{1000000};
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std::set<std::filesystem::path> access_fail_set_;
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};
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class script_mock : public script {
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public:
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bool has_configure() const override { return true; }
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bool has_filter() const override { return true; }
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bool has_transform() const override { return true; }
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bool has_order() const override { return true; }
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void configure(options_interface const& /*oi*/) override {}
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bool filter(entry_interface const& /*ei*/) override { return true; }
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void transform(entry_interface& /*ei*/) override {
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// do nothing
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}
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void order(inode_vector& /*iv*/) override {
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// do nothing
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}
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};
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extern std::map<std::string, simplestat> statmap;
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std::optional<std::filesystem::path> find_binary(std::string_view name);
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std::span<std::pair<simplestat, std::string_view> const> test_dirtree();
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} // namespace dwarfs::test
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