@Test
public void testMultiVariableAssignment() {

    SCXMLEngine e = new SCXMLEngine();
    InputStream is = SCXMLEngineTest.class.getResourceAsStream("/bigtest.xml");
    e.setModelByInputFileStream(is);
    List<CustomTagExtension> tagExtensionList = customTagExtensionList();
    try {
        List<PossibleState> bfs = e.bfs(343);
        PossibleState p = bfs.get(0);
        try {
            is = SCXMLEngineTest.class.getResourceAsStream("/bigtest.xml");
            SCXML model = SCXMLParser.parse(new InputSource(is), null,
                    customActionsFromTagExtensions(tagExtensionList));
            SCXMLFrontier frontier = new SCXMLFrontier(p, model, tagExtensionList);
            Queue<Map<String, String>> queue = new LinkedList<>();
            AtomicBoolean flag = new AtomicBoolean(false);
            frontier.searchForScenarios(new QueueResultsProcessing(queue), flag);
            Assert.assertEquals(queue.size(), 6);
        } catch (IOException | SAXException ex) {
            Assert.fail();
        }
    } catch (ModelException ex) {
        Assert.fail();
    }
}