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start host FS impl

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This commit is contained in:
Robin Müller
2022-08-10 17:03:23 +02:00
parent 3df1161560
commit aca8b53a59
9 changed files with 252 additions and 31 deletions
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109
unittests/mocks/FilesystemMock.cpp
View File

@ -1,6 +1,76 @@
#include "FilesystemMock.h"
#include "fsfw/serialize/SerializeIF.h"
ReturnValue_t FilesystemMock::writeToFile(FileOpParams params, const uint8_t *data) {
createOrAddToFile(params, data);
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t FilesystemMock::readFromFile(FileOpParams params, uint8_t **buffer, size_t &readSize,
size_t maxSize) {
std::string filename(params.path);
auto iter = fileMap.find(filename);
if (iter == fileMap.end()) {
return HasFileSystemIF::FILE_DOES_NOT_EXIST;
} else {
FileInfo &info = iter->second;
size_t readLen = params.size;
if (params.offset + params.size > info.fileRaw.size()) {
if (params.offset > info.fileRaw.size()) {
return HasReturnvaluesIF::RETURN_OK;
}
readLen = info.fileRaw.size() - params.offset;
}
if (readSize + readLen > maxSize) {
return SerializeIF::STREAM_TOO_SHORT;
}
std::copy(info.fileRaw.data() + params.offset, info.fileRaw.data() + readLen, *buffer);
*buffer += readLen;
readSize += readLen;
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t FilesystemMock::createFile(FilesystemParams params, const uint8_t *data,
size_t size) {
FileOpParams params2(params.path, size);
createOrAddToFile(params2, data);
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t FilesystemMock::removeFile(const char *path, FileSystemArgsIF *args) {
std::string filename(path);
auto iter = fileMap.find(filename);
if (iter == fileMap.end()) {
return HasFileSystemIF::FILE_DOES_NOT_EXIST;
} else {
fileMap.erase(iter);
return HasReturnvaluesIF::RETURN_OK;
}
}
ReturnValue_t FilesystemMock::createDirectory(FilesystemParams params, bool createParentDirs) {
std::string dirPath = params.path;
dirMap[dirPath].createCallCount++;
dirMap[dirPath].wihParentDir.push(createParentDirs);
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t FilesystemMock::removeDirectory(FilesystemParams params, bool deleteRecurively) {
std::string dirPath = params.path;
dirMap[dirPath].delCallCount++;
dirMap[dirPath].recursiveDeletion.push(deleteRecurively);
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t FilesystemMock::renameFile(const char *oldPath, char *newPath,
FileSystemArgsIF *args) {
renameQueue.push(RenameInfo(oldPath, newPath));
return HasReturnvaluesIF::RETURN_OK;
}
void FilesystemMock::createOrAddToFile(FileOpParams params, const uint8_t *data) {
std::string filename(params.path);
auto iter = fileMap.find(filename);
if (iter == fileMap.end()) {
@ -8,40 +78,31 @@ ReturnValue_t FilesystemMock::writeToFile(FileOpParams params, const uint8_t *da
queue.push(FileWriteInfo(filename, params.offset, data, params.size));
FileInfo info;
info.fileSegQueue = queue;
info.fileRaw.insert(info.fileRaw.end(), data, data + params.size);
if (data != nullptr) {
info.fileRaw.insert(info.fileRaw.end(), data, data + params.size);
}
fileMap.emplace(filename, info);
} else {
FileInfo& info = iter->second;
FileInfo &info = iter->second;
info.fileSegQueue.push(FileWriteInfo(filename, params.offset, data, params.size));
if (data == nullptr) {
return;
}
// Easiest case: append data to the end
if(params.offset == info.fileRaw.size()) {
if (params.offset == info.fileRaw.size()) {
info.fileRaw.insert(info.fileRaw.end(), data, data + params.size);
} else {
size_t totalNewLen = params.offset + params.size;
if(totalNewLen > info.fileRaw.size()) {
if (totalNewLen > info.fileRaw.size()) {
info.fileRaw.resize(params.offset + params.size);
}
std::copy(data, data + params.size, info.fileRaw.begin() + static_cast<unsigned int>(params.offset));
std::copy(data, data + params.size,
info.fileRaw.begin() + static_cast<unsigned int>(params.offset));
}
}
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t FilesystemMock::readFromFile(FileOpParams fileOpInfo, uint8_t **buffer,
size_t &readSize, size_t maxSize) {
return 0;
}
ReturnValue_t FilesystemMock::createFile(FilesystemParams params, const uint8_t *data,
size_t size) {
return 0;
}
ReturnValue_t FilesystemMock::removeFile(const char *path, FileSystemArgsIF *args) { return 0; }
ReturnValue_t FilesystemMock::createDirectory(FilesystemParams params, bool createParentDirs) {
return 0;
}
ReturnValue_t FilesystemMock::removeDirectory(FilesystemParams params, bool deleteRecurively) {
return 0;
}
ReturnValue_t FilesystemMock::renameFile(const char *oldPath, char *newPath,
FileSystemArgsIF *args) {
return 0;
void FilesystemMock::reset() {
fileMap.clear();
dirMap.clear();
}

38
unittests/mocks/FilesystemMock.h
View File

@ -1,18 +1,26 @@
#ifndef FSFW_MOCKS_FILESYSTEMMOCK_H
#define FSFW_MOCKS_FILESYSTEMMOCK_H
#include <map>
#include <queue>
#include <string>
#include <map>
#include <utility>
#include "fsfw/filesystem.h"
/**
* This mock models a filesystem in the RAM. It can be used to verify correct behaviour of
* a component using a filesystem without relying on an actual OS filesystem implementation.
*
* Please note that this object does not actually check paths for validity. The file API was
* built in a way to allow reading a file back after it was written while also remembering
* the specific file segments which were inserted in write calls.
*/
class FilesystemMock : public HasFileSystemIF {
public:
struct FileWriteInfo {
FileWriteInfo(std::string filename, size_t offset, const uint8_t* data, size_t len)
: filename(std::move(filename)), offset(offset) {
FileWriteInfo(std::string filename, size_t offset, const uint8_t *data, size_t len)
: filename(std::move(filename)), offset(offset) {
this->data.insert(this->data.end(), data, data + len);
}
std::string filename;
@ -28,14 +36,36 @@ class FilesystemMock : public HasFileSystemIF {
std::map<std::string, FileInfo> fileMap;
struct DirInfo {
size_t createCallCount = 0;
size_t delCallCount = 0;
std::queue<bool> wihParentDir;
std::queue<bool> recursiveDeletion;
};
std::map<std::string, DirInfo> dirMap;
struct RenameInfo {
RenameInfo(std::string oldName, std::string newName)
: oldName(std::move(oldName)), newName(std::move(newName)) {}
std::string oldName;
std::string newName;
};
std::queue<RenameInfo> renameQueue;
ReturnValue_t writeToFile(FileOpParams params, const uint8_t *data) override;
ReturnValue_t readFromFile(FileOpParams fileOpInfo, uint8_t **buffer, size_t &readSize,
ReturnValue_t readFromFile(FileOpParams params, uint8_t **buffer, size_t &readSize,
size_t maxSize) override;
ReturnValue_t createFile(FilesystemParams params, const uint8_t *data, size_t size) override;
ReturnValue_t removeFile(const char *path, FileSystemArgsIF *args) override;
ReturnValue_t createDirectory(FilesystemParams params, bool createParentDirs) override;
ReturnValue_t removeDirectory(FilesystemParams params, bool deleteRecurively) override;
ReturnValue_t renameFile(const char *oldPath, char *newPath, FileSystemArgsIF *args) override;
void reset();
private:
void createOrAddToFile(FileOpParams params, const uint8_t *data);
};
#endif // FSFW_MOCKS_FILESYSTEMMOCK_H