Function saveAndLoadMap

test/file_format_t.cpp:466–486

	
	
	std::unique_ptr<Map> saveAndLoadMap(const Map& input, const FileFormat* format)
	{
		auto out = std::make_unique<Map>();
		auto exporter = format->makeExporter({}, &input, nullptr);
		auto importer = format->makeImporter({}, out.get(), nullptr);
		if (exporter && importer)
		{
			QBuffer buffer;
			exporter->setDevice(&buffer);
			importer->setDevice(&buffer);
			if (buffer.open(QIODevice::ReadWrite)
			    && exporter->doExport()
			    && buffer.seek(0)
			    && importer->doImport())
			{
				return out;  // success
			}
		}
		out.reset();  // failure
		return out;
	}
	
	auto const issue_513_files = {
	  "testdata:issue-513-coords-outside-printable.xmap",