97 lines
3.3 KiB
C++
97 lines
3.3 KiB
C++
#ifndef FSFW_MOCKS_FILESYSTEMMOCK_H
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#define FSFW_MOCKS_FILESYSTEMMOCK_H
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#include <fstream>
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#include <map>
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#include <queue>
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#include <string>
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#include <utility>
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#include "fsfw/filesystem.h"
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/**
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* This mock models a filesystem in the RAM. It can be used to verify correct behaviour of
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* a component using a filesystem without relying on an actual OS filesystem implementation.
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*
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* Please note that this object does not actually check paths for validity. The file API was
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* built in a way to allow reading a file back after it was written while also remembering
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* the specific file segments which were inserted in write calls.
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*/
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class FilesystemMock : public HasFileSystemIF {
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public:
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struct FileWriteInfo {
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FileWriteInfo(std::string filename, size_t offset, const uint8_t* data, size_t len)
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: filename(std::move(filename)), offset(offset) {
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this->data.insert(this->data.end(), data, data + len);
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}
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std::string filename;
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size_t offset;
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std::vector<uint8_t> data;
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};
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using FileSegmentQueue = std::queue<FileWriteInfo>;
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struct FileInfo {
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FileSegmentQueue fileSegQueue;
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std::vector<uint8_t> fileRaw;
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};
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std::map<std::string, FileInfo> fileMap;
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struct DirInfo {
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size_t createCallCount = 0;
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size_t delCallCount = 0;
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std::queue<bool> wihParentDir;
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std::queue<bool> recursiveDeletion;
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};
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std::map<std::string, DirInfo> dirMap;
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struct RenameInfo {
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RenameInfo(std::string oldName, std::string newName)
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: oldName(std::move(oldName)), newName(std::move(newName)) {}
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std::string oldName;
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std::string newName;
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};
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std::queue<RenameInfo> renameQueue;
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std::string truncateCalledOnFile;
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ReturnValue_t feedFile(const std::string& filename, std::ifstream& file);
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ReturnValue_t getBaseFilename(const char* path, char* nameBuf, size_t maxLen,
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size_t& baseNameLen) override;
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ReturnValue_t isDirectory(const char* path, bool& isDirectory) override;
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bool fileExists(const char* path, FileSystemArgsIF* args) override;
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ReturnValue_t truncateFile(const char* path, FileSystemArgsIF* args) override;
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ReturnValue_t getFileSize(const char* path, uint64_t& fileSize, FileSystemArgsIF* args) override;
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ReturnValue_t writeToFile(const char* path, size_t offset, const uint8_t* data,
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size_t size) override;
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ReturnValue_t readFromFile(const char* path, size_t offset, size_t size, uint8_t* buffer,
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size_t& readSize, size_t maxSize) override;
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ReturnValue_t createFile(const char* path, const uint8_t* data, size_t size) override;
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ReturnValue_t removeFile(const char* path, FileSystemArgsIF* args) override;
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ReturnValue_t createDirectory(const char* path, bool createParentDirs,
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FileSystemArgsIF* args) override;
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ReturnValue_t removeDirectory(const char* path, bool deleteRecurively,
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FileSystemArgsIF* args) override;
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ReturnValue_t rename(const char* oldPath, const char* newPath, FileSystemArgsIF* args) override;
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void reset();
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using HasFileSystemIF::createDirectory;
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using HasFileSystemIF::createFile;
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using HasFileSystemIF::readFromFile;
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private:
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void createOrAddToFile(const char* path, size_t offset, const uint8_t* data, size_t dataSize);
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};
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#endif // FSFW_MOCKS_FILESYSTEMMOCK_H
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