public Meta createSample2LineRawFile(final String feed, final String streamType) {
        final MetaProperties metaProperties = MetaProperties.builder()
                .feedName(feed)
                .typeName(streamType)
                .build();
        try (final Target target = streamStore.openTarget(metaProperties)) {
            TargetUtil.write(target, "line1\nline2");
            target.getAttributes().put(StandardHeaderArguments.FEED, feed);
            return target.getMeta();
        } catch (final IOException e) {
            throw new UncheckedIOException(e);
        }
    }
@param feed related
@return a basic raw file
stroom-app/src/test/java/stroom/test/CommonTestScenarioCreator.java