final MockDiffSink sink = new MockDiffSink();
MockFlowDriverOutput mock = new MockFlowDriverOutput(getClass(), new MockTestDataToolProvider() {
@Override
public DifferenceSinkFactory getDifferenceSinkFactory(URI uri) {
assertThat(uri.getPath(), endsWith("testing"));
return new DifferenceSinkFactory() {
@Override
public <T> DifferenceSink createSink(DataModelDefinition<T> definition, TestContext context) {
return sink;
}
};