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Finished serial_listener. But serial is seriously inefficient, I need to investigate this before moving on.

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This commit is contained in:
William Woodall 2012-01-09 22:25:34 -06:00
parent 51965cc57f
commit 709fa5e174
5 changed files with 337 additions and 134 deletions
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45
examples/serial_listener_example.cc
View File

@ -13,21 +13,16 @@ void callback(std::string line) {
std::cout << "callback got a: " << line << std::endl;
}
bool comparator(std::string line) {
if (line.substr(0,2) == "V=")
return true;
return false;
}
#if 0
int main(void) {
Serial serial("/dev/tty.usbmodemfd1231", 115200);
SerialListener listener;
// Set the time to live for messages to 1 second
listener.setTimeToLive(1000);
listener.startListening(&serial);
// Set the time to live for messages to 10 milliseconds
listener.setTimeToLive(10);
listener.startListening(serial);
listener.listenFor(comparator, callback);
listener.listenFor(SerialListener::startsWith("V="), callback);
serial.write("?$1E\r");
if (!listener.listenForStringOnce("?$1E")) {
@ -35,12 +30,32 @@ int main(void) {
return 1;
}
serial.write("?V\r");
serial.write("# 1\r");
while (true) {
// Sleep 100 ms
SerialListener::sleep(100);
}
}
#endif
/*
TODO:
int main(void) {
Serial serial("/dev/tty.usbmodemfd1231", 115200);
listenForOnce -> listenForStringOnce
listenForOnce(ComparatorType comparator, std::string& result, size_t timeout)
serial.write("?$1E\r");
SerialListener::sleep(10);
// if ("?$1E\r" != serial.read(5)) {
// std::cerr << "Didn't get conformation of device version!" << std::endl;
// return 1;
// }
*/
serial.write("?V\r");
serial.write("# 1\r");
while (true) {
std::cout << serial.read(5) << std::endl;
}
}

186
include/serial/serial_listener.h
View File

@ -280,7 +280,7 @@ public:
* \param serial_port Pointer to a serial::Serial object that is used to
* retrieve new data.
*/
void startListening (serial::Serial * serial_port);
void startListening (serial::Serial &serial_port);
/*!
* Stops the listening thread and blocks until it completely stops.
@ -306,6 +306,20 @@ public:
*/
bool listenForStringOnce (std::string token, size_t timeout = 1000);
/*!
* Blocks until the comparator returns true or until the timeout occurs.
*
* \param comparator ComparatorType function that should return true if the
* given std::string matches otherwise false.
*
* \param timeout in milliseconds before timing out and returning false.
* Defaults to 1000 milliseconds or 1 second.
*
* \return bool If true then the token was detected before the token, false
* if the token was not heard and the timeout occured.
*/
bool listenForOnce (ComparatorType comparator, size_t timeout = 1000);
/*!
* Setups up a filter that calls a callback when a comparator returns true.
*
@ -447,6 +461,16 @@ public:
/***** Static Functions ******/
/*!
* Sleeps for a given number of milliseconds.
*
* \param ms number of milliseconds to sleep.
*/
static void
sleep (size_t ms) {
boost::this_thread::sleep(boost::posix_time::milliseconds(ms));
}
/*!
* This returns a tokenizer that splits on a given delimeter.
*
@ -455,28 +479,155 @@ public:
*
* Example:
* <pre>
* my_listener.setTokenizer(delimeter_tokenizer("\r"));
* my_listener.setTokenizer(SerialListener::delimeter_tokenizer("\r"));
* <\pre>
*
* \param delimeter A std::string that is used as a delimeter when
* tokenizing data.
*
* \return TokenizerType A tokenizer function type that can be passed to
* SerialListener::setTokenizer.
*
* \see SerialListener::setTokenizer, serial::TokenizerType
*/
static TokenizerType
delimeter_tokenizer (std::string delimeter);
// tokenizer functions
// delimeter tokenizer function
static void
_delimeter_tokenizer (std::string &data, std::vector<std::string> &tokens,
std::string delimeter);
/*!
* This returns a comparator that matches only the exact string given.
*
* This can be used with listenFor or listenForOnce:
*
* Example:
* <pre>
* my_listener.listenFor(SerialListener::exactly("my_string"),
* my_callback);
* <\pre>
*
* \param exact_str A std::string that is used as the exact string to match
* when comparing tokens for matching.
*
* \return ComparatorType A comparator function type that can be passed to
* SerialListener::listenFor or SerialListener::listenForOnce.
*
* \see SerialListener::listenFor, SerialListener::listenForOnce,
* serial::ComparatorType
*/
static ComparatorType
exactly (std::string exact_str);
// exact comparator function
static bool
_exactly (const std::string&, std::string);
/*!
* This returns a comparator that looks for a given prefix.
*
* This can be used with listenFor or listenForOnce:
*
* Example:
* <pre>
* my_listener.listenFor(SerialListener::startsWith("V="), my_callback);
* <\pre>
*
* \param prefix A std::string that is used as the prefix string to match
* when comparing tokens for matching.
*
* \return ComparatorType A comparator function type that can be passed to
* SerialListener::listenFor or SerialListener::listenForOnce.
*
* \see SerialListener::listenFor, SerialListener::listenForOnce,
* serial::ComparatorType
*/
static ComparatorType
startsWith (std::string prefix) {
return boost::bind(&SerialListener::_startsWith, _1, prefix);
}
// exact comparator function
static bool
_startsWith (const std::string& token, std::string prefix) {
return token.substr(0,prefix.length()) == prefix;
}
/*!
* This returns a comparator that looks for a given postfix.
*
* This can be used with listenFor or listenForOnce:
*
* Example:
* <pre>
* my_listener.listenFor(SerialListener::endsWith(";"), my_callback);
* <\pre>
*
* \param postfix A std::string that is used as the postfix string to match
* when comparing tokens for matching.
*
* \return ComparatorType A comparator function type that can be passed to
* SerialListener::listenFor or SerialListener::listenForOnce.
*
* \see SerialListener::listenFor, SerialListener::listenForOnce,
* serial::ComparatorType
*/
static ComparatorType
endsWith (std::string postfix) {
return boost::bind(&SerialListener::_endsWith, _1, postfix);
}
// endswith comparator function
static bool
_endsWith (const std::string& token, std::string postfix) {
return token.substr(token.length()-postfix.length()) == postfix;
}
/*!
* This returns a comparator that looks for a given substring in the token.
*
* This can be used with listenFor or listenForOnce:
*
* Example:
* <pre>
* my_listener.listenFor(SerialListener::contains("some string"),
* my_callback);
* <\pre>
*
* \param substr A std::string that is used as the search substring to match
* when comparing tokens for matching.
*
* \return ComparatorType A comparator function type that can be passed to
* SerialListener::listenFor or SerialListener::listenForOnce.
*
* \see SerialListener::listenFor, SerialListener::listenForOnce,
* serial::ComparatorType
*/
static ComparatorType
contains (std::string substr) {
return boost::bind(&SerialListener::_contains, _1, substr);
}
// contains comparator function
static bool
_contains (const std::string& token, std::string substr) {
return token.find(substr) != std::string::npos;
}
private:
// Gets some data from the serial port
void readSomeData (std::string&, size_t);
// Takes newly tokenized data and processes them
void addNewTokens(std::vector<std::string> &new_tokens,
std::vector<uuid_type> new_uuids,
std::vector<uuid_type> &new_uuids,
std::string &left_overs);
// Runs the new tokens through the filters
void filter (std::vector<uuid_type> new_uuids);
void filterNewTokens (std::vector<uuid_type> new_uuids);
// Runs a list of tokens through one filter
std::vector<std::pair<uuid_type,uuid_type> >
filter(uuid_type filter_uuid, std::vector<uuid_type> &token_uuids);
// Function that loops while listening is true
void listen ();
// Target of callback thread
@ -489,8 +640,9 @@ private:
void eraseTokens (std::vector<uuid_type>&);
// Determines how much to read on each loop of listen
size_t determineAmountToRead ();
// Used in the look for string once function
bool listenForOnceComparator (std::string line);
// Hanlder for listen for once
typedef boost::shared_ptr<boost::condition_variable> shared_cond_var_ptr_t;
void notifyListenForOnce (shared_cond_var_ptr_t cond_ptr);
// Tokenizer
TokenizerType tokenize;
@ -512,34 +664,30 @@ private:
boost::thread listen_thread;
std::string data_buffer;
boost::mutex token_mux;
std::map<const uuid_type,std::string> tokens;
std::map<const uuid_type,boost::posix_time::ptime> ttls;
std::map<const uuid_type, std::string> tokens;
std::map<const uuid_type, boost::posix_time::ptime> ttls;
// Callback related variables
// uuid and true for default handler, false for normal callback
ConcurrentQueue<std::pair<uuid_type,bool> > callback_queue;
// filter uuid, token uuid
ConcurrentQueue<std::pair<uuid_type,uuid_type> > callback_queue;
boost::thread callback_thread;
// For generating random uuids
boost::uuids::random_generator random_generator;
boost::uuids::nil_generator nil_generator;
// Setting for ttl on messages
boost::posix_time::time_duration ttl;
// map<uuid, filter type (blocking/non-blocking)>
std::map<const uuid_type,filter_type::FilterType> filters;
std::vector<uuid_type> filters;
// map<uuid, comparator>
std::map<const uuid_type,ComparatorType> comparators;
std::map<const uuid_type, ComparatorType> comparators;
// map<uuid, callback>
std::map<const uuid_type,DataCallback> callbacks;
// map<uuid, conditional_variables>
std::map<const uuid_type,boost::condition_variable*> condition_vars;
std::map<const uuid_type, DataCallback> callbacks;
// Mutex for locking use of filters
boost::mutex filter_mux;
boost::mutex callback_mux;
// Used as temporary storage for listenForStringOnce
std::string current_listen_for_one_target;
};
}

6
src/serial.cc
View File

@ -170,7 +170,8 @@ void Serial::open() {
// Try to open the serial port
try {
this->serial_port.reset(new boost::asio::serial_port(this->io_service, this->port));
this->serial_port.reset(
new boost::asio::serial_port(this->io_service, this->port));
this->serial_port->set_option(this->baudrate);
this->serial_port->set_option(this->flowcontrol);
@ -199,7 +200,8 @@ void Serial::close() {
}
}
static const boost::posix_time::time_duration timeout_zero_comparison(boost::posix_time::milliseconds(0));
static const boost::posix_time::time_duration
timeout_zero_comparison(boost::posix_time::milliseconds(0));
int Serial::read(char* buffer, int size) {
this->reading = true;

214
src/serial_listener.cc
View File

@ -48,34 +48,37 @@ SerialListener::~SerialListener() {
void
SerialListener::callback() {
try {
std::pair<uuid_type,bool> pair;
// <filter uuid, token uuid>
std::pair<uuid_type,uuid_type> pair;
DataCallback _callback;
while (this->listening) {
if (this->callback_queue.timed_wait_and_pop(pair, 10)) {
if (this->listening) {
std::cout << "After pop (" << pair.second << "): ";
std::cout << this->tokens[pair.first] << std::endl;
try {
// If default handler
if (pair.second) {
if (pair.first.is_nil()) {
if (this->default_handler)
this->default_handler(this->tokens[pair.first]);
this->default_handler(this->tokens[pair.second]);
// Else use provided callback
} else {
bool go = false;
// Grab the callback as to not hold the mutex while executing
{
boost::mutex::scoped_lock l(callback_mux);
// Make sure the filter hasn't been removed
if ((go = (this->callbacks.count(pair.first) > 0)))
_callback = this->callbacks[pair.first];
}
// Execute callback
_callback(this->tokens[pair.first]);
if (go)
_callback(this->tokens[pair.second]);
}
} catch (std::exception &e) {
this->handle_exc(e);
}// try callback
} // if listening
// Erase the used and executed callback
this->eraseToken(pair.first);
this->eraseToken(pair.second);
} // if popped
} // while (this->listening)
} catch (std::exception &e) {
@ -90,14 +93,14 @@ SerialListener::setTimeToLive(size_t ms) {
}
void
SerialListener::startListening(Serial * serial_port) {
SerialListener::startListening(Serial &serial_port) {
if (this->listening) {
throw(SerialListenerException("Already listening."));
return;
}
this->listening = true;
this->serial_port = serial_port;
this->serial_port = &serial_port;
if (!this->serial_port->isOpen()) {
throw(SerialListenerException("Serial port not open."));
return;
@ -131,11 +134,11 @@ SerialListener::stopListening() {
void
SerialListener::stopListeningForAll() {
boost::mutex::scoped_lock l(filter_mux);
boost::mutex::scoped_lock l2(callback_mux);
filters.clear();
comparators.clear();
condition_vars.clear();
boost::mutex::scoped_lock l2(callback_mux);
callbacks.clear();
callback_queue.clear();
}
size_t
@ -143,7 +146,7 @@ SerialListener::determineAmountToRead() {
// TODO: Make a more intelligent method based on the length of the things
// filters are looking for. i.e.: if the filter is looking for 'V=XX\r'
// make the read amount at least 5.
return 5;
return 1024;
}
void
@ -161,14 +164,11 @@ SerialListener::readSomeData(std::string &temp, size_t this_many) {
void
SerialListener::addNewTokens(std::vector<std::string> &new_tokens,
std::vector<uuid_type> new_uuids,
std::vector<uuid_type> &new_uuids,
std::string &left_overs)
{
std::cout << "Inside SerialListener::addNewTokens:" << std::endl;
// Iterate through new tokens and add times to them
std::vector<std::string>::iterator it_new;
for (it_new=new_tokens.begin(); it_new != new_tokens.end(); it_new++) {
std::cout << " Token (" << (*it_new).length() << "): " << (*it_new) << std::endl;
// The last token needs to be put back in the buffer always:
// (in the case that the delimeter is \r)...
// In the case that the string ends with \r the last element will be
@ -180,6 +180,9 @@ SerialListener::addNewTokens(std::vector<std::string> &new_tokens,
left_overs = (*it_new);
continue;
}
// If the token is empty ignore it
if ((*it_new).length() == 0)
continue;
// Create a new uuid
uuid_type uuid = random_generator();
// Put the new uuid in the list of new uuids
@ -219,59 +222,40 @@ SerialListener::eraseTokens(std::vector<uuid_type> &uuids) {
void
SerialListener::filterNewTokens(std::vector<uuid_type> new_uuids) {
// Iterate through the filters, checking each against new tokens
std::vector<std::pair<uuid_type,uuid_type> > tbd;
boost::mutex::scoped_lock l(filter_mux);
std::map<const uuid_type,filter_type::FilterType>::iterator it;
std::vector<uuid_type>::iterator it;
for (it=filters.begin(); it!=filters.end(); it++) {
this->filter((*it).first, new_uuids);
std::vector<std::pair<uuid_type,uuid_type> > temp =
this->filter((*it), new_uuids);
if (temp.size() > 0)
tbd.insert(tbd.end(), temp.begin(), temp.end());
} // for (it=filters.begin(); it!=filters.end(); it++)
// Get the filter lock
boost::mutex::scoped_lock l(filter_mux);
std::vector<uuid_type> to_be_erased;
// Iterate through the tokens checking for a match
std::vector<uuid_type>::iterator it_uuids;
for (it_uuids=new_uuids.begin(); it_uuids!=new_uuids.end(); it_uuids++) {
bool matched = false;
uuid_type uuid = (*it_uuids);
// If the line is empty, continue
if (tokens[uuid].length() == 0) {
continue;
// Dispatch
std::vector<std::pair<uuid_type,uuid_type> >::iterator it_tbd;
for (it_tbd = tbd.begin(); it_tbd != tbd.end(); it_tbd++) {
callback_queue.push((*it_tbd));
}
// Iterate through each filter
std::map<const uuid_type,filter_type::FilterType>::iterator it;
for (it=filters.begin(); it!=filters.end(); it++) {
// If comparator matches line
if (comparators[(*it).first](tokens[uuid])) {
// If non-blocking run the callback
if ((*it).second == filter_type::nonblocking) {
callback_queue.push(std::pair<uuid_type,bool>(uuid,false));
// If blocking then notify the waiting call to continue
} else if ((*it).second == filter_type::blocking) {
condition_vars[(*it).first]->notify_all();
to_be_erased.push_back(uuid);
}
matched = true;
break; // It matched, continue to next line
}
} // for(it=filters.begin(); it!=filters.end(); it++)
} // for(it_lines=lines.begin(); it_lines!=lines.end(); it_lines++)
// Remove any lines that need to be erased
// (this must be done outside the iterator to prevent problems incrementing
// the iterator)
this->eraseTokens(to_be_erased);
}
void
filter(uuid_type filter_uuid, std::vector<uuid_type> token_uuids) {
// <filter,token>
std::vector<std::pair<uuid_type,uuid_type> >
SerialListener::filter(uuid_type filter_uuid,
std::vector<uuid_type> &token_uuids)
{
std::vector<uuid_type> to_be_erased;
std::vector<std::pair<uuid_type,uuid_type> > to_be_dispatched;
// Iterate through the token uuids and run each against the filter
std::vector<uuid_type>::iterator it_uuids;
for (it_uuids=new_uuids.begin(); it_uuids!=new_uuids.end(); it_uuids++) {
std::vector<uuid_type>::iterator it;
for (it=token_uuids.begin(); it!=token_uuids.end(); it++) {
bool matched = false;
uuid_type token_uuid = (*it);
if (this->comparators[filter_uuid](this->tokens[token_uuid])) {
matched = true;
to_be_dispatched.push_back(std::make_pair(filter_uuid,token_uuid));
}
// Remove any lines that need to be erased
// (this must be done outside the iterator to prevent problems incrementing
// the iterator)
this->eraseTokens(to_be_erased);
}
return to_be_dispatched;
}
void
@ -288,12 +272,10 @@ SerialListener::pruneTokens() {
// If the current time - the creation time is greater than the ttl,
// then prune it
if (ptime(microsec_clock::local_time())-this->ttls[uuid] > this->ttl) {
std::cout << "Pruning (" << this->tokens[uuid].length();
std::cout << "): " << this->tokens[uuid] << std::endl;
// If there is a default handler pass it on
if (this->default_handler) {
boost::mutex::scoped_lock l(callback_mux);
callback_queue.push(std::pair<uuid_type,bool>(uuid,true));
callback_queue.push(std::make_pair(nil_generator(),uuid));
} else {
// Otherwise delete it
to_be_erased.push_back(uuid);
@ -339,49 +321,80 @@ SerialListener::listen() {
}
bool
SerialListener::listenForOnceComparator(std::string token) {
if (token == current_listen_for_one_target)
return true;
return false;
SerialListener::listenForStringOnce(std::string token, size_t milliseconds) {
return this->listenForOnce(exactly(token), milliseconds);
}
void
SerialListener::notifyListenForOnce(shared_cond_var_ptr_t cond_ptr) {
cond_ptr->notify_all();
}
bool
SerialListener::listenForStringOnce(std::string token, size_t milliseconds) {
boost::condition_variable cond;
SerialListener::listenForOnce(ComparatorType comparator, size_t ms)
{
shared_cond_var_ptr_t cond_ptr(new boost::condition_variable());
boost::mutex mut;
current_listen_for_one_target = token;
// Create blocking filter
uuid_type uuid = random_generator();
std::pair<const uuid_type,filter_type::FilterType>
filter_pair(uuid, filter_type::blocking);
std::pair<const uuid_type,ComparatorType>
comparator_pair(uuid,
boost::bind(&SerialListener::listenForOnceComparator, this, _1));
std::pair<const uuid_type,boost::condition_variable*>
condition_pair(uuid, &cond);
const uuid_type uuid = random_generator();
{
boost::mutex::scoped_lock l(filter_mux);
filters.insert(filter_pair);
comparators.insert(comparator_pair);
condition_vars.insert(condition_pair);
filters.push_back(uuid);
comparators.insert(std::make_pair(uuid,comparator));
}
{
boost::mutex::scoped_lock l(callback_mux);
callbacks.insert(std::make_pair(uuid,
boost::bind(&SerialListener::notifyListenForOnce, this, cond_ptr)));
}
this->processNewFilter(uuid);
// Run this filter through all tokens onces
std::vector<uuid_type> token_uuids;
std::map<const uuid_type,std::string>::iterator it;
for (it = tokens.begin(); it != tokens.end(); it++)
token_uuids.push_back((*it).first);
std::vector<std::pair<uuid_type,uuid_type> > pairs =
this->filter(uuid, token_uuids);
// If there is at least one
if (pairs.size() > 0) {
// If there is more than one find the oldest
size_t index = 0;
if (pairs.size() > 1) {
using namespace boost::posix_time;
ptime oldest_time = ttls[pairs[index].second];
size_t i = 0;
std::vector<std::pair<uuid_type,uuid_type> >::iterator it;
for (it = pairs.begin(); it != pairs.end(); it++) {
if (ttls[(*it).second] < oldest_time) {
oldest_time = ttls[(*it).second];
index = i;
}
i++;
}
}
// Either way put the final index into the callback queue
callback_queue.push(pairs[index]);
}
bool result = false;
// Wait
boost::unique_lock<boost::mutex> lock(mut);
if (cond.timed_wait(lock, boost::posix_time::milliseconds(milliseconds)))
using namespace boost::posix_time;
if (cond_ptr->timed_wait(lock, milliseconds(ms)))
result = true;
// Destroy the filter
{
boost::mutex::scoped_lock l(filter_mux);
filters.erase(uuid);
filters.erase(std::find(filters.begin(),filters.end(),uuid));
comparators.erase(uuid);
condition_vars.erase(uuid);
}
{
boost::mutex::scoped_lock l(callback_mux);
callbacks.erase(uuid);
}
return result;
@ -392,8 +405,6 @@ SerialListener::listenFor(ComparatorType comparator, DataCallback callback)
{
// Create Filter
uuid_type uuid = random_generator();
std::pair<const uuid_type,filter_type::FilterType>
filter_pair(uuid, filter_type::nonblocking);
std::pair<const uuid_type,ComparatorType>
comparator_pair(uuid, comparator);
std::pair<const uuid_type,DataCallback>
@ -401,7 +412,7 @@ SerialListener::listenFor(ComparatorType comparator, DataCallback callback)
{
boost::mutex::scoped_lock l(filter_mux);
filters.insert(filter_pair);
filters.push_back(uuid);
comparators.insert(comparator_pair);
}
{
@ -409,6 +420,20 @@ SerialListener::listenFor(ComparatorType comparator, DataCallback callback)
callbacks.insert(callback_pair);
}
// Run this filter through all tokens onces
std::vector<uuid_type> token_uuids;
std::map<const uuid_type,std::string>::iterator it;
for (it = tokens.begin(); it != tokens.end(); it++)
token_uuids.push_back((*it).first);
std::vector<std::pair<uuid_type,uuid_type> > pairs =
this->filter(uuid, token_uuids);
// Dispatch
std::vector<std::pair<uuid_type,uuid_type> >::iterator it_cb;
for (it_cb = pairs.begin(); it_cb != pairs.end(); it_cb++) {
callback_queue.push((*it_cb));
}
return uuid;
}
@ -416,8 +441,9 @@ void
SerialListener::stopListeningFor(uuid_type filter_uuid) {
// Delete filter
boost::mutex::scoped_lock l(filter_mux);
filters.erase(filter_uuid);
filters.erase(std::find(filters.begin(),filters.end(),filter_uuid));
comparators.erase(filter_uuid);
boost::mutex::scoped_lock l2(callback_mux);
callbacks.erase(filter_uuid);
}
@ -435,3 +461,13 @@ SerialListener::_delimeter_tokenizer (std::string &data,
boost::split(tokens, data, boost::is_any_of(delimeter));
}
ComparatorType
SerialListener::exactly(std::string exact_str) {
return boost::bind(&SerialListener::_exactly, _1, exact_str);
}
bool
SerialListener::_exactly(const std::string &token, std::string exact_str) {
return token == exact_str;
}

16
tests/serial_listener_tests.cc
View File

@ -13,7 +13,7 @@ static size_t global_count, global_listen_count;
void default_handler(std::string line) {
global_count++;
std::cout << "default_handler got: " << line << std::endl;
// std::cout << "default_handler got: " << line << std::endl;
}
namespace {
@ -45,7 +45,7 @@ protected:
}
void execute_listenForStringOnce() {
listener.listenForStringOnce("?$1E", 1000);
listener.listenForStringOnce("?$1E", 50);
}
void simulate_loop(std::string input_str) {
@ -80,11 +80,11 @@ TEST_F(SerialListenerTests, listenForOnceWorks) {
boost::thread t(
boost::bind(&SerialListenerTests::execute_listenForStringOnce, this));
boost::this_thread::sleep(boost::posix_time::milliseconds(100));
boost::this_thread::sleep(boost::posix_time::milliseconds(5));
simulate_loop("\r+\r?$1E\r$1E=Robo");
ASSERT_TRUE(t.timed_join(boost::posix_time::milliseconds(1500)));
ASSERT_TRUE(t.timed_join(boost::posix_time::milliseconds(60)));
// Make sure the filters are getting deleted
ASSERT_EQ(listener.filters.size(), 0);
@ -92,7 +92,7 @@ TEST_F(SerialListenerTests, listenForOnceWorks) {
// give some time for the callback thread to finish
stopCallbackThread();
ASSERT_EQ(global_count, 2);
ASSERT_EQ(global_count, 1);
}
// lookForOnce should not find it, but timeout after 1000ms, so it should
@ -103,11 +103,11 @@ TEST_F(SerialListenerTests, listenForOnceTimesout) {
boost::thread t(
boost::bind(&SerialListenerTests::execute_listenForStringOnce, this));
boost::this_thread::sleep(boost::posix_time::milliseconds(100));
boost::this_thread::sleep(boost::posix_time::milliseconds(55));
simulate_loop("\r+\r?$1ENOTRIGHT\r$1E=Robo");
ASSERT_TRUE(t.timed_join(boost::posix_time::milliseconds(1500)));
ASSERT_TRUE(t.timed_join(boost::posix_time::milliseconds(60)));
// give some time for the callback thread to finish
stopCallbackThread();
@ -116,6 +116,7 @@ TEST_F(SerialListenerTests, listenForOnceTimesout) {
}
bool listenForComparator(std::string line) {
// std::cout << "In listenForComparator(" << line << ")" << std::endl;
if (line.substr(0,2) == "V=") {
return true;
}
@ -123,6 +124,7 @@ bool listenForComparator(std::string line) {
}
void listenForCallback(std::string line) {
// std::cout << "In listenForCallback(" << line << ")" << std::endl;
global_listen_count++;
}