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#include "uscxml/config.h"
#include "uscxml/Interpreter.h"
#include "uscxml/DOMUtils.h"
#include "uscxml/transform/ChartToFSM.h"
#include <glog/logging.h>
#include <boost/algorithm/string.hpp>
#ifdef HAS_SIGNAL_H
#include <signal.h>
#endif
#ifdef HAS_EXECINFO_H
#include <execinfo.h>
#endif
#ifdef HAS_DLFCN_H
#include <dlfcn.h>
#endif
#ifdef _WIN32
#include "XGetopt.h"
#endif
static bool withFlattening = false;
static std::string documentURI;
#ifdef HAS_EXECINFO_H
void printBacktrace(void** array, int size) {
char** messages = backtrace_symbols(array, size);
for (int i = 0; i < size && messages != NULL; ++i) {
std::cerr << "\t" << messages[i] << std::endl;
}
std::cerr << std::endl;
free(messages);
}
#ifdef HAS_DLFCN_H
// see https://gist.github.com/nkuln/2020860
typedef void (*cxa_throw_type)(void *, void *, void (*) (void *));
cxa_throw_type orig_cxa_throw = 0;
void load_orig_throw_code() {
orig_cxa_throw = (cxa_throw_type) dlsym(RTLD_NEXT, "__cxa_throw");
}
extern "C"
void __cxa_throw (void *thrown_exception, void *pvtinfo, void (*dest)(void *)) {
std::cerr << __FUNCTION__ << " will throw exception from " << std::endl;
if (orig_cxa_throw == 0)
load_orig_throw_code();
void *array[50];
size_t size = backtrace(array, 50);
printBacktrace(array, size);
orig_cxa_throw(thrown_exception, pvtinfo, dest);
}
#endif
#endif
// see http://stackoverflow.com/questions/2443135/how-do-i-find-where-an-exception-was-thrown-in-c
void customTerminate() {
static bool tried_throw = false;
try {
// try once to re-throw currently active exception
if (!tried_throw) {
throw;
tried_throw = true;
} else {
tried_throw = false;
};
} catch (const std::exception &e) {
std::cerr << __FUNCTION__ << " caught unhandled exception. what(): "
<< e.what() << std::endl;
} catch (const uscxml::Event &e) {
std::cerr << __FUNCTION__ << " caught unhandled exception. Event: "
<< e << std::endl;
} catch (...) {
std::cerr << __FUNCTION__ << " caught unknown/unhandled exception."
<< std::endl;
}
#ifdef HAS_EXECINFO_H
void * array[50];
int size = backtrace(array, 50);
printBacktrace(array, size);
#endif
abort();
}
class W3CStatusMonitor : public uscxml::InterpreterMonitor {
void beforeTakingTransition(uscxml::Interpreter interpreter, const Arabica::DOM::Element<std::string>& transition, bool moreComing) {
std::cout << "Transition: " << uscxml::DOMUtils::xPathForNode(transition) << std::endl;
}
void onStableConfiguration(uscxml::Interpreter interpreter) {
std::cout << "Config: {";
printNodeSet(interpreter.getConfiguration());
std::cout << "}" << std::endl;
}
void beforeProcessingEvent(uscxml::Interpreter interpreter, const uscxml::Event& event) {
std::cout << "Event: " << event.name << std::endl;
}
void beforeExitingState(uscxml::Interpreter interpreter, const Arabica::DOM::Element<std::string>& state, bool moreComing) {
exitingStates.push_back(state);
if (!moreComing) {
std::cout << "Exiting: {";
printNodeSet(exitingStates);
std::cout << "}" << std::endl;
exitingStates = Arabica::XPath::NodeSet<std::string>();
}
}
void beforeEnteringState(uscxml::Interpreter interpreter, const Arabica::DOM::Element<std::string>& state, bool moreComing) {
enteringStates.push_back(state);
if (!moreComing) {
std::cout << "Entering: {";
printNodeSet(enteringStates);
std::cout << "}" << std::endl;
enteringStates = Arabica::XPath::NodeSet<std::string>();
}
}
void printNodeSet(const Arabica::XPath::NodeSet<std::string>& config) {
std::string seperator;
for (int i = 0; i < config.size(); i++) {
std::cout << seperator << ATTR(config[i], "id");
seperator = ", ";
}
}
void beforeCompletion(uscxml::Interpreter interpreter) {
Arabica::XPath::NodeSet<std::string> config = interpreter.getConfiguration();
if (config.size() == 1) {
if (withFlattening) {
std::cout << ATTR(config[0], "id") << std::endl;
if (boost::starts_with(ATTR(config[0], "id"), "active-pass")) {
std::cout << "TEST SUCCEEDED" << std::endl;
exit(EXIT_SUCCESS);
}
} else {
if (boost::iequals(ATTR(config[0], "id"), "pass")) {
std::cout << "TEST SUCCEEDED" << std::endl;
exit(EXIT_SUCCESS);
}
}
}
std::cout << "TEST FAILED" << std::endl;
exit(EXIT_FAILURE);
}
Arabica::XPath::NodeSet<std::string> exitingStates;
Arabica::XPath::NodeSet<std::string> enteringStates;
};
int main(int argc, char** argv) {
using namespace uscxml;
std::set_terminate(customTerminate);
#if defined(HAS_SIGNAL_H) && !defined(WIN32)
signal(SIGPIPE, SIG_IGN);
#endif
if (argc < 2) {
exit(EXIT_FAILURE);
}
HTTPServer::getInstance(32954, 32955, NULL); // bind to some random tcp sockets for ioprocessor tests
google::InitGoogleLogging(argv[0]);
google::LogToStderr();
for (int i = 1; i < argc; i++) {
if (std::string(argv[i]) == "-f") {
withFlattening = true;
} else {
documentURI = argv[i];
}
}
Interpreter interpreter;
LOG(INFO) << "Processing " << documentURI << (withFlattening ? " FSM converted" : "");
if (withFlattening) {
Interpreter flatInterpreter = Interpreter::fromURI(documentURI);
interpreter = Interpreter::fromDOM(ChartToFSM::flatten(flatInterpreter).getDocument(), flatInterpreter.getNameSpaceInfo());
interpreter.setNameSpaceInfo(interpreter.getNameSpaceInfo());
} else {
interpreter = Interpreter::fromURI(documentURI);
}
if (interpreter) {
// interpreter.setCmdLineOptions(argc, argv);
// interpreter->setCapabilities(Interpreter::CAN_NOTHING);
// interpreter->setCapabilities(Interpreter::CAN_BASIC_HTTP | Interpreter::CAN_GENERIC_HTTP);
W3CStatusMonitor* vm = new W3CStatusMonitor();
interpreter.addMonitor(vm);
// if (interpreter.getDataModel().getNames().find("ecmascript") != interpreter.getDataModel().getNames().end()) {
// }
interpreter.start();
while(interpreter.runOnMainThread(25));
}
return EXIT_SUCCESS;
}
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