RPJosh
/
Waybar
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #1244 from alebastr/swaybar-ipc 

Yet another swaybar ipc implementation
pull/1332/head^2
Alex 2021-12-01 11:48:49 +01:00 committed by GitHub
parent 9bc6fae15b 05f7727dae
commit d41a60d2d9
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
13 changed files with 623 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
.github/workflows/freebsd.yml vendored
View File

@ -13,6 +13,7 @@ jobs:
- name: Test in FreeBSD VM
uses: vmactions/freebsd-vm@v0.1.5 # aka FreeBSD 13.0
with:
mem: 2048
usesh: true
prepare: |
export CPPFLAGS=-isystem/usr/local/include LDFLAGS=-L/usr/local/lib # sndio

41
include/bar.hpp
View File

@ -8,6 +8,9 @@
#include <gtkmm/window.h>
#include <json/json.h>
#include <memory>
#include <vector>
#include "AModule.hpp"
#include "xdg-output-unstable-v1-client-protocol.h"
@ -36,6 +39,19 @@ struct bar_margins {
int left = 0;
};
struct bar_mode {
bar_layer layer;
bool exclusive;
bool passthrough;
bool visible;
};
#ifdef HAVE_SWAY
namespace modules::sway {
class BarIpcClient;
}
#endif // HAVE_SWAY
class BarSurface {
protected:
BarSurface() = default;
@ -54,31 +70,44 @@ class BarSurface {
class Bar {
public:
using bar_mode_map = std::map<std::string_view, struct bar_mode>;
static const bar_mode_map PRESET_MODES;
static const std::string_view MODE_DEFAULT;
static const std::string_view MODE_INVISIBLE;
Bar(struct waybar_output *w_output, const Json::Value &);
Bar(const Bar &) = delete;
~Bar() = default;
~Bar();
void setMode(const std::string_view &);
void setVisible(bool visible);
void toggle();
void handleSignal(int);
struct waybar_output *output;
Json::Value config;
struct wl_surface * surface;
bool exclusive = true;
struct wl_surface *surface;
bool visible = true;
bool vertical = false;
Gtk::Window window;
#ifdef HAVE_SWAY
std::string bar_id;
#endif
private:
void onMap(GdkEventAny *);
auto setupWidgets() -> void;
void getModules(const Factory &, const std::string &, Gtk::Box*);
void setupAltFormatKeyForModule(const std::string &module_name);
void setupAltFormatKeyForModuleList(const char *module_list_name);
void setMode(const bar_mode &);
/* Copy initial set of modes to allow customization */
bar_mode_map configured_modes = PRESET_MODES;
std::string last_mode_{MODE_DEFAULT};
std::unique_ptr<BarSurface> surface_impl_;
bar_layer layer_;
Gtk::Box left_;
Gtk::Box center_;
Gtk::Box right_;
@ -86,6 +115,10 @@ class Bar {
std::vector<std::unique_ptr<waybar::AModule>> modules_left_;
std::vector<std::unique_ptr<waybar::AModule>> modules_center_;
std::vector<std::unique_ptr<waybar::AModule>> modules_right_;
#ifdef HAVE_SWAY
using BarIpcClient = modules::sway::BarIpcClient;
std::unique_ptr<BarIpcClient> _ipc_client;
#endif
std::vector<std::unique_ptr<waybar::AModule>> modules_all_;
};

1
include/client.hpp
View File

@ -29,6 +29,7 @@ class Client {
struct zwp_idle_inhibit_manager_v1 *idle_inhibit_manager = nullptr;
std::vector<std::unique_ptr<Bar>> bars;
Config config;
std::string bar_id;
private:
Client() = default;

49
include/modules/sway/bar.hpp 100644
View File

@ -0,0 +1,49 @@
#pragma once
#include <string>
#include "modules/sway/ipc/client.hpp"
#include "util/SafeSignal.hpp"
#include "util/json.hpp"
namespace waybar {
class Bar;
namespace modules::sway {
/*
* Supported subset of i3/sway IPC barconfig object
*/
struct swaybar_config {
std::string id;
std::string mode;
std::string hidden_state;
};
/**
* swaybar IPC client
*/
class BarIpcClient {
public:
BarIpcClient(waybar::Bar& bar);
private:
void onInitialConfig(const struct Ipc::ipc_response& res);
void onIpcEvent(const struct Ipc::ipc_response&);
void onConfigUpdate(const swaybar_config& config);
void onVisibilityUpdate(bool visible_by_modifier);
void update();
Bar& bar_;
util::JsonParser parser_;
Ipc ipc_;
swaybar_config bar_config_;
bool visible_by_modifier_ = false;
SafeSignal<bool> signal_visible_;
SafeSignal<swaybar_config> signal_config_;
};
} // namespace modules::sway
} // namespace waybar

75
include/util/SafeSignal.hpp 100644
View File

@ -0,0 +1,75 @@
#pragma once
#include <glibmm/dispatcher.h>
#include <sigc++/signal.h>
#include <functional>
#include <mutex>
#include <queue>
#include <thread>
#include <tuple>
#include <type_traits>
#include <utility>
namespace waybar {
/**
* Thread-safe signal wrapper.
* Uses Glib::Dispatcher to pass events to another thread and locked queue to pass the arguments.
*/
template <typename... Args>
struct SafeSignal : sigc::signal<void(std::decay_t<Args>...)> {
public:
SafeSignal() { dp_.connect(sigc::mem_fun(*this, &SafeSignal::handle_event)); }
template <typename... EmitArgs>
void emit(EmitArgs&&... args) {
if (main_tid_ == std::this_thread::get_id()) {
/*
* Bypass the queue if the method is called the main thread.
* Ensures that events emitted from the main thread are processed synchronously and saves a
* few CPU cycles on locking/queuing.
* As a downside, this makes main thread events prioritized over the other threads and
* disrupts chronological order.
*/
signal_t::emit(std::forward<EmitArgs>(args)...);
} else {
{
std::unique_lock lock(mutex_);
queue_.emplace(std::forward<EmitArgs>(args)...);
}
dp_.emit();
}
}
template <typename... EmitArgs>
inline void operator()(EmitArgs&&... args) {
emit(std::forward<EmitArgs>(args)...);
}
protected:
using signal_t = sigc::signal<void(std::decay_t<Args>...)>;
using slot_t = decltype(std::declval<signal_t>().make_slot());
using arg_tuple_t = std::tuple<std::decay_t<Args>...>;
// ensure that unwrapped methods are not accessible
using signal_t::emit_reverse;
using signal_t::make_slot;
void handle_event() {
for (std::unique_lock lock(mutex_); !queue_.empty(); lock.lock()) {
auto args = queue_.front();
queue_.pop();
lock.unlock();
std::apply(cached_fn_, args);
}
}
Glib::Dispatcher dp_;
std::mutex mutex_;
std::queue<arg_tuple_t> queue_;
const std::thread::id main_tid_ = std::this_thread::get_id();
// cache functor for signal emission to avoid recreating it on each event
const slot_t cached_fn_ = make_slot();
};
} // namespace waybar

19
man/waybar.5.scd.in
View File

@ -72,14 +72,19 @@ Also a minimal example configuration can be found on the at the bottom of this m
typeof: string ++
Optional name added as a CSS class, for styling multiple waybars.
*mode* ++
typeof: string ++
Selects one of the preconfigured display modes. This is an equivalent of the sway-bar(5) *mode* command and supports the same values: *dock*, *hide*, *invisible*, *overlay*. ++
Note: *hide* and *invisible* modes may be not as useful without Sway IPC.
*exclusive* ++
typeof: bool ++
default: *true* unless the layer is set to *overlay* ++
default: *true* ++
Option to request an exclusive zone from the compositor. Disable this to allow drawing application windows underneath or on top of the bar.
*passthrough* ++
typeof: bool ++
default: *false* unless the layer is set to *overlay* ++
default: *false* ++
Option to pass any pointer events to the window under the bar.
Intended to be used with either *top* or *overlay* layers and without exclusive zone.
@ -89,6 +94,16 @@ Also a minimal example configuration can be found on the at the bottom of this m
Option to disable the use of gtk-layer-shell for popups.
Only functional if compiled with gtk-layer-shell support.
*ipc* ++
typeof: bool ++
default: false ++
Option to subscribe to the Sway IPC bar configuration and visibility events and control waybar with *swaymsg bar* commands. ++
Requires *bar_id* value from sway configuration to be either passed with the *-b* commandline argument or specified with the *id* option.
*id* ++
typeof: string ++
*bar_id* for the Sway IPC. Use this if you need to override the value passed with the *-b bar_id* commandline argument for the specific bar instance.
*include* ++
typeof: string|array ++
Paths to additional configuration files.

1
meson.build
View File

@ -178,6 +178,7 @@ endif
add_project_arguments('-DHAVE_SWAY', language: 'cpp')
src_files += [
'src/modules/sway/ipc/client.cpp',
'src/modules/sway/bar.cpp',
'src/modules/sway/mode.cpp',
'src/modules/sway/language.cpp',
'src/modules/sway/window.cpp',

188
src/bar.cpp
View File

@ -12,6 +12,10 @@
#include "group.hpp"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
#ifdef HAVE_SWAY
#include "modules/sway/bar.hpp"
#endif
namespace waybar {
static constexpr const char* MIN_HEIGHT_MSG =
"Requested height: {} is less than the minimum height: {} required by the modules";
@ -24,6 +28,84 @@ static constexpr const char* BAR_SIZE_MSG = "Bar configured (width: {}, height:
static constexpr const char* SIZE_DEFINED =
"{} size is defined in the config file so it will stay like that";
const Bar::bar_mode_map Bar::PRESET_MODES = { //
{"default",
{// Special mode to hold the global bar configuration
.layer = bar_layer::BOTTOM,
.exclusive = true,
.passthrough = false,
.visible = true}},
{"dock",
{// Modes supported by the sway config; see man sway-bar(5)
.layer = bar_layer::BOTTOM,
.exclusive = true,
.passthrough = false,
.visible = true}},
{"hide",
{//
.layer = bar_layer::TOP,
.exclusive = false,
.passthrough = false,
.visible = true}},
{"invisible",
{//
.layer = bar_layer::BOTTOM,
.exclusive = false,
.passthrough = true,
.visible = false}},
{"overlay",
{//
.layer = bar_layer::TOP,
.exclusive = false,
.passthrough = true,
.visible = true}}};
const std::string_view Bar::MODE_DEFAULT = "default";
const std::string_view Bar::MODE_INVISIBLE = "invisible";
const std::string_view DEFAULT_BAR_ID = "bar-0";
/* Deserializer for enum bar_layer */
void from_json(const Json::Value& j, bar_layer& l) {
if (j == "bottom") {
l = bar_layer::BOTTOM;
} else if (j == "top") {
l = bar_layer::TOP;
} else if (j == "overlay") {
l = bar_layer::OVERLAY;
}
}
/* Deserializer for struct bar_mode */
void from_json(const Json::Value& j, bar_mode& m) {
if (j.isObject()) {
if (auto v = j["layer"]; v.isString()) {
from_json(v, m.layer);
}
if (auto v = j["exclusive"]; v.isBool()) {
m.exclusive = v.asBool();
}
if (auto v = j["passthrough"]; v.isBool()) {
m.passthrough = v.asBool();
}
if (auto v = j["visible"]; v.isBool()) {
m.visible = v.asBool();
}
}
}
/* Deserializer for JSON Object -> map<string compatible type, Value>
* Assumes that all the values in the object are deserializable to the same type.
*/
template <typename Key, typename Value,
typename = std::enable_if_t<std::is_convertible<std::string_view, Key>::value>>
void from_json(const Json::Value& j, std::map<Key, Value>& m) {
if (j.isObject()) {
for (auto it = j.begin(); it != j.end(); ++it) {
from_json(*it, m[it.key().asString()]);
}
}
}
#ifdef HAVE_GTK_LAYER_SHELL
struct GLSSurfaceImpl : public BarSurface, public sigc::trackable {
GLSSurfaceImpl(Gtk::Window& window, struct waybar_output& output) : window_{window} {
@ -392,7 +474,6 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
: output(w_output),
config(w_config),
window{Gtk::WindowType::WINDOW_TOPLEVEL},
layer_{bar_layer::BOTTOM},
left_(Gtk::ORIENTATION_HORIZONTAL, 0),
center_(Gtk::ORIENTATION_HORIZONTAL, 0),
right_(Gtk::ORIENTATION_HORIZONTAL, 0),
@ -404,27 +485,6 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
window.get_style_context()->add_class(config["name"].asString());
window.get_style_context()->add_class(config["position"].asString());
if (config["layer"] == "top") {
layer_ = bar_layer::TOP;
} else if (config["layer"] == "overlay") {
layer_ = bar_layer::OVERLAY;
}
if (config["exclusive"].isBool()) {
exclusive = config["exclusive"].asBool();
} else if (layer_ == bar_layer::OVERLAY) {
// swaybar defaults: overlay mode does not reserve an exclusive zone
exclusive = false;
}
bool passthrough = false;
if (config["passthrough"].isBool()) {
passthrough = config["passthrough"].asBool();
} else if (layer_ == bar_layer::OVERLAY) {
// swaybar defaults: overlay mode does not accept pointer events.
passthrough = true;
}
auto position = config["position"].asString();
if (position == "right" || position == "left") {
@ -506,15 +566,43 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
surface_impl_ = std::make_unique<RawSurfaceImpl>(window, *output);
}
surface_impl_->setLayer(layer_);
surface_impl_->setExclusiveZone(exclusive);
surface_impl_->setMargins(margins_);
surface_impl_->setPassThrough(passthrough);
surface_impl_->setPosition(position);
surface_impl_->setSize(width, height);
/* Read custom modes if available */
if (auto modes = config.get("modes", {}); modes.isObject()) {
from_json(modes, configured_modes);
}
/* Update "default" mode with the global bar options */
from_json(config, configured_modes[MODE_DEFAULT]);
if (auto mode = config.get("mode", {}); mode.isString()) {
setMode(config["mode"].asString());
} else {
setMode(MODE_DEFAULT);
}
window.signal_map_event().connect_notify(sigc::mem_fun(*this, &Bar::onMap));
#if HAVE_SWAY
if (auto ipc = config["ipc"]; ipc.isBool() && ipc.asBool()) {
bar_id = Client::inst()->bar_id;
if (auto id = config["id"]; id.isString()) {
bar_id = id.asString();
}
if (bar_id.empty()) {
bar_id = DEFAULT_BAR_ID;
}
try {
_ipc_client = std::make_unique<BarIpcClient>(*this);
} catch (const std::exception& exc) {
spdlog::warn("Failed to open bar ipc connection: {}", exc.what());
}
}
#endif
setupWidgets();
window.show_all();
@ -529,6 +617,44 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
}
}
/* Need to define it here because of forward declared members */
waybar::Bar::~Bar() = default;
void waybar::Bar::setMode(const std::string_view& mode) {
using namespace std::literals::string_literals;
auto style = window.get_style_context();
/* remove styles added by previous setMode calls */
style->remove_class("mode-"s + last_mode_);
auto it = configured_modes.find(mode);
if (it != configured_modes.end()) {
last_mode_ = mode;
style->add_class("mode-"s + last_mode_);
setMode(it->second);
} else {
spdlog::warn("Unknown mode \"{}\" requested", mode);
last_mode_ = MODE_DEFAULT;
style->add_class("mode-"s + last_mode_);
setMode(configured_modes.at(MODE_DEFAULT));
}
}
void waybar::Bar::setMode(const struct bar_mode& mode) {
surface_impl_->setLayer(mode.layer);
surface_impl_->setExclusiveZone(mode.exclusive);
surface_impl_->setPassThrough(mode.passthrough);
if (mode.visible) {
window.get_style_context()->remove_class("hidden");
window.set_opacity(1);
} else {
window.get_style_context()->add_class("hidden");
window.set_opacity(0);
}
surface_impl_->commit();
}
void waybar::Bar::onMap(GdkEventAny*) {
/*
* Obtain a pointer to the custom layer surface for modules that require it (idle_inhibitor).
@ -539,17 +665,7 @@ void waybar::Bar::onMap(GdkEventAny*) {
void waybar::Bar::setVisible(bool value) {
visible = value;
if (!visible) {
window.get_style_context()->add_class("hidden");
window.set_opacity(0);
surface_impl_->setLayer(bar_layer::BOTTOM);
} else {
window.get_style_context()->remove_class("hidden");
window.set_opacity(1);
surface_impl_->setLayer(layer_);
}
surface_impl_->setExclusiveZone(exclusive && visible);
surface_impl_->commit();
setMode(visible ? MODE_DEFAULT : MODE_INVISIBLE);
}
void waybar::Bar::toggle() { setVisible(!visible); }

1
src/client.cpp
View File

@ -199,7 +199,6 @@ int waybar::Client::main(int argc, char *argv[]) {
bool show_version = false;
std::string config_opt;
std::string style_opt;
std::string bar_id;
std::string log_level;
auto cli = clara::detail::Help(show_help) |
clara::detail::Opt(show_version)["-v"]["--version"]("Show version") |

107
src/modules/sway/bar.cpp 100644
View File

@ -0,0 +1,107 @@
#include "modules/sway/bar.hpp"
#include <fmt/ostream.h>
#include <spdlog/spdlog.h>
#include <stdexcept>
#include "bar.hpp"
#include "modules/sway/ipc/ipc.hpp"
namespace waybar::modules::sway {
BarIpcClient::BarIpcClient(waybar::Bar& bar) : bar_{bar} {
{
sigc::connection handle =
ipc_.signal_cmd.connect(sigc::mem_fun(*this, &BarIpcClient::onInitialConfig));
ipc_.sendCmd(IPC_GET_BAR_CONFIG, bar_.bar_id);
handle.disconnect();
}
signal_config_.connect(sigc::mem_fun(*this, &BarIpcClient::onConfigUpdate));
signal_visible_.connect(sigc::mem_fun(*this, &BarIpcClient::onVisibilityUpdate));
ipc_.subscribe(R"(["bar_state_update", "barconfig_update"])");
ipc_.signal_event.connect(sigc::mem_fun(*this, &BarIpcClient::onIpcEvent));
// Launch worker
ipc_.setWorker([this] {
try {
ipc_.handleEvent();
} catch (const std::exception& e) {
spdlog::error("BarIpcClient::handleEvent {}", e.what());
}
});
}
struct swaybar_config parseConfig(const Json::Value& payload) {
swaybar_config conf;
if (auto id = payload["id"]; id.isString()) {
conf.id = id.asString();
}
if (auto mode = payload["mode"]; mode.isString()) {
conf.mode = mode.asString();
}
if (auto hs = payload["hidden_state"]; hs.isString()) {
conf.hidden_state = hs.asString();
}
return conf;
}
void BarIpcClient::onInitialConfig(const struct Ipc::ipc_response& res) {
auto payload = parser_.parse(res.payload);
if (auto success = payload.get("success", true); !success.asBool()) {
auto err = payload.get("error", "Unknown error");
throw std::runtime_error(err.asString());
}
auto config = parseConfig(payload);
onConfigUpdate(config);
}
void BarIpcClient::onIpcEvent(const struct Ipc::ipc_response& res) {
try {
auto payload = parser_.parse(res.payload);
if (auto id = payload["id"]; id.isString() && id.asString() != bar_.bar_id) {
spdlog::trace("swaybar ipc: ignore event for {}", id.asString());
return;
}
if (payload.isMember("visible_by_modifier")) {
// visibility change for hidden bar
signal_visible_(payload["visible_by_modifier"].asBool());
} else {
// configuration update
auto config = parseConfig(payload);
signal_config_(std::move(config));
}
} catch (const std::exception& e) {
spdlog::error("BarIpcClient::onEvent {}", e.what());
}
}
void BarIpcClient::onConfigUpdate(const swaybar_config& config) {
spdlog::info("config update for {}: id {}, mode {}, hidden_state {}",
bar_.bar_id,
config.id,
config.mode,
config.hidden_state);
bar_config_ = config;
update();
}
void BarIpcClient::onVisibilityUpdate(bool visible_by_modifier) {
spdlog::debug("visiblity update for {}: {}", bar_.bar_id, visible_by_modifier);
visible_by_modifier_ = visible_by_modifier;
update();
}
void BarIpcClient::update() {
bool visible = visible_by_modifier_;
if (bar_config_.mode == "invisible") {
visible = false;
} else if (bar_config_.mode != "hide" || bar_config_.hidden_state != "hide") {
visible = true;
}
bar_.setMode(visible ? bar_config_.mode : Bar::MODE_INVISIBLE);
}
} // namespace waybar::modules::sway

24
test/GlibTestsFixture.hpp 100644
View File

@ -0,0 +1,24 @@
#pragma once
#include <glibmm/main.h>
/**
* Minimal Glib application to be used for tests that require Glib main loop
*/
class GlibTestsFixture : public sigc::trackable {
public:
GlibTestsFixture() : main_loop_{Glib::MainLoop::create()} {}
void setTimeout(int timeout) {
Glib::signal_timeout().connect_once([]() { throw std::runtime_error("Test timed out"); },
timeout);
}
void run(std::function<void()> fn) {
Glib::signal_idle().connect_once(fn);
main_loop_->run();
}
void quit() { main_loop_->quit(); }
protected:
Glib::RefPtr<Glib::MainLoop> main_loop_;
};

145
test/SafeSignal.cpp 100644
View File

@ -0,0 +1,145 @@
#define CATCH_CONFIG_RUNNER
#include "util/SafeSignal.hpp"
#include <glibmm.h>
#include <catch2/catch.hpp>
#include <thread>
#include <type_traits>
#include "GlibTestsFixture.hpp"
using namespace waybar;
template <typename T>
using remove_cvref_t = typename std::remove_cv<typename std::remove_reference<T>::type>::type;
/**
* Basic sanity test for SafeSignal:
* check that type deduction works, events are delivered and the order is right
* Running this with -fsanitize=thread should not fail
*/
TEST_CASE_METHOD(GlibTestsFixture, "SafeSignal basic functionality", "[signal][thread][util]") {
const int NUM_EVENTS = 100;
int count = 0;
int last_value = 0;
SafeSignal<int, std::string> test_signal;
const auto main_tid = std::this_thread::get_id();
std::thread producer;
// timeout the test in 500ms
setTimeout(500);
test_signal.connect([&](auto val, auto str) {
static_assert(std::is_same<int, decltype(val)>::value);
static_assert(std::is_same<std::string, decltype(str)>::value);
// check that we're in the same thread as the main loop
REQUIRE(std::this_thread::get_id() == main_tid);
// check event order
REQUIRE(val == last_value + 1);
last_value = val;
if (++count >= NUM_EVENTS) {
this->quit();
};
});
run([&]() {
// check that events from the same thread are delivered and processed synchronously
test_signal.emit(1, "test");
REQUIRE(count == 1);
// start another thread and generate events
producer = std::thread([&]() {
for (auto i = 2; i <= NUM_EVENTS; ++i) {
test_signal.emit(i, "test");
}
});
});
producer.join();
REQUIRE(count == NUM_EVENTS);
}
template <typename T>
struct TestObject {
T value;
unsigned copied = 0;
unsigned moved = 0;
TestObject(const T& v) : value(v){};
~TestObject() = default;
TestObject(const TestObject& other)
: value(other.value), copied(other.copied + 1), moved(other.moved) {}
TestObject(TestObject&& other) noexcept
: value(std::move(other.value)),
copied(std::exchange(other.copied, 0)),
moved(std::exchange(other.moved, 0) + 1) {}
TestObject& operator=(const TestObject& other) {
value = other.value;
copied = other.copied + 1;
moved = other.moved;
return *this;
}
TestObject& operator=(TestObject&& other) noexcept {
value = std::move(other.value);
copied = std::exchange(other.copied, 0);
moved = std::exchange(other.moved, 0) + 1;
return *this;
}
bool operator==(T other) const { return value == other; }
operator T() const { return value; }
};
/*
* Check the number of copies/moves performed on the object passed through SafeSignal
*/
TEST_CASE_METHOD(GlibTestsFixture, "SafeSignal copy/move counter", "[signal][thread][util]") {
const int NUM_EVENTS = 3;
int count = 0;
SafeSignal<TestObject<int>> test_signal;
std::thread producer;
// timeout the test in 500ms
setTimeout(500);
test_signal.connect([&](auto& val) {
static_assert(std::is_same<TestObject<int>, remove_cvref_t<decltype(val)>>::value);
/* explicit move in the producer thread */
REQUIRE(val.moved <= 1);
/* copy within the SafeSignal queuing code */
REQUIRE(val.copied <= 1);
if (++count >= NUM_EVENTS) {
this->quit();
};
});
run([&]() {
test_signal.emit(1);
REQUIRE(count == 1);
producer = std::thread([&]() {
for (auto i = 2; i <= NUM_EVENTS; ++i) {
TestObject<int> t{i};
// check that signal.emit accepts moved objects
test_signal.emit(std::move(t));
}
});
});
producer.join();
REQUIRE(count == NUM_EVENTS);
}
int main(int argc, char* argv[]) {
Glib::init();
return Catch::Session().run(argc, argv);
}

14
test/meson.build
View File

@ -2,6 +2,7 @@ test_inc = include_directories('../include')
test_dep = [
catch2,
fmt,
gtkmm,
jsoncpp,
spdlog,
]
@ -14,8 +15,21 @@ config_test = executable(
include_directories: test_inc,
)
safesignal_test = executable(
'safesignal_test',
'SafeSignal.cpp',
dependencies: test_dep,
include_directories: test_inc,
)
test(
'Configuration test',
config_test,
workdir: meson.source_root(),
)
test(
'SafeSignal test',
safesignal_test,
workdir: meson.source_root(),
)