public void Rollback_WriteExtraDataThenRollback_ExtraDataIsRolledBack()
{
var baseFs = new InMemoryFileSystem();
DirectorySaveDataFileSystem.CreateNew(out DirectorySaveDataFileSystem saveFs, baseFs, true, true, true)
.ThrowIfFailure();
var originalExtraData = new SaveDataExtraData();
originalExtraData.DataSize = 0x12345;
saveFs.WriteExtraData(in originalExtraData).ThrowIfFailure();
saveFs.CommitExtraData(false).ThrowIfFailure();
saveFs.Dispose();
DirectorySaveDataFileSystem.CreateNew(out saveFs, baseFs, true, true, true).ThrowIfFailure();
var newExtraData = new SaveDataExtraData();
newExtraData.DataSize = 0x67890;
saveFs.WriteExtraData(in newExtraData).ThrowIfFailure();
Assert.Success(saveFs.Rollback());
Assert.Success(saveFs.ReadExtraData(out SaveDataExtraData extraData));
Assert.Equal(originalExtraData, extraData);
}
public void Rollback_WriteExtraDataThenCloseFs_ExtraDataIsRolledBack()
{
var baseFs = new InMemoryFileSystem();
DirectorySaveDataFileSystem.CreateNew(out DirectorySaveDataFileSystem saveFs, baseFs, true, true, true)
.ThrowIfFailure();
// Write extra data and close with committing
var originalExtraData = new SaveDataExtraData();
originalExtraData.DataSize = 0x12345;
saveFs.WriteExtraData(in originalExtraData).ThrowIfFailure();
saveFs.CommitExtraData(false).ThrowIfFailure();
saveFs.Dispose();
DirectorySaveDataFileSystem.CreateNew(out saveFs, baseFs, true, true, true).ThrowIfFailure();
// Write a new extra data and close without committing
var newExtraData = new SaveDataExtraData();
newExtraData.DataSize = 0x67890;
saveFs.WriteExtraData(in newExtraData).ThrowIfFailure();
saveFs.Dispose();
// Read extra data should match the first one
DirectorySaveDataFileSystem.CreateNew(out saveFs, baseFs, true, true, true).ThrowIfFailure();
Assert.Success(saveFs.ReadExtraData(out SaveDataExtraData extraData));
Assert.Equal(originalExtraData, extraData);
}
public void Commit_AfterSuccessfulCommit_CanReadCommittedExtraData()
{
var baseFs = new InMemoryFileSystem();
DirectorySaveDataFileSystem.CreateNew(out DirectorySaveDataFileSystem saveFs, baseFs, true, true, true)
.ThrowIfFailure();
var originalExtraData = new SaveDataExtraData();
originalExtraData.DataSize = 0x12345;
saveFs.WriteExtraData(in originalExtraData).ThrowIfFailure();
Assert.Success(saveFs.CommitExtraData(false));
saveFs.Dispose();
DirectorySaveDataFileSystem.CreateNew(out saveFs, baseFs, true, true, true).ThrowIfFailure();
Assert.Success(saveFs.ReadExtraData(out SaveDataExtraData extraData));
Assert.Equal(originalExtraData, extraData);
}