suyuan-breed/vendor/php-mqtt/client/tests/Feature/LoopEventHandlerTest.php

144 lines
3.8 KiB
PHP

<?php
/** @noinspection PhpUnhandledExceptionInspection */
declare(strict_types=1);
namespace Tests\Feature;
use PhpMqtt\Client\MqttClient;
use Tests\TestCase;
/**
* Tests that the loop event handler work as intended.
*
* @package Tests\Feature
*/
class LoopEventHandlerTest extends TestCase
{
public function test_loop_event_handlers_are_called_for_each_loop_iteration(): void
{
$client = new MqttClient($this->mqttBrokerHost, $this->mqttBrokerPort, 'test-loop-event-handler');
$loopCount = 0;
$previousElapsedTime = 0;
$client->registerLoopEventHandler(function (MqttClient $client, float $elapsedTime) use (&$loopCount, &$previousElapsedTime) {
$this->assertGreaterThanOrEqual($previousElapsedTime, $elapsedTime);
$previousElapsedTime = $elapsedTime;
$loopCount++;
if ($loopCount >= 3) {
$client->interrupt();
return;
}
});
$client->connect(null, true);
$client->loop();
$this->assertSame(3, $loopCount);
$client->disconnect();
}
public function test_loop_event_handler_can_be_unregistered_and_will_not_be_called_anymore(): void
{
$client = new MqttClient($this->mqttBrokerHost, $this->mqttBrokerPort, 'test-loop-event-handler');
$loopCount = 0;
$handler = function (MqttClient $client) use (&$loopCount) {
$loopCount++;
if ($loopCount >= 1) {
$client->interrupt();
return;
}
};
$client->registerLoopEventHandler($handler);
$client->connect(null, true);
$client->loop();
$this->assertSame(1, $loopCount);
$client->unregisterLoopEventHandler($handler);
$client->loop(true, true);
$this->assertSame(1, $loopCount);
$client->disconnect();
}
public function test_all_loop_event_handlers_can_be_unregistered_and_will_not_be_called_anymore(): void
{
$client = new MqttClient($this->mqttBrokerHost, $this->mqttBrokerPort, 'test-loop-event-handler');
$loopCount1 = 0;
$loopCount2 = 0;
$handler1 = function (MqttClient $client) use (&$loopCount1) {
$loopCount1++;
if ($loopCount1 >= 1) {
$client->interrupt();
return;
}
};
$handler2 = function () use (&$loopCount2) {
$loopCount2++;
};
$client->registerLoopEventHandler($handler1);
$client->registerLoopEventHandler($handler2);
$client->connect(null, true);
$client->loop();
$this->assertSame(1, $loopCount1);
$this->assertSame(1, $loopCount2);
$client->unregisterLoopEventHandler();
$client->loop(true, true);
$this->assertSame(1, $loopCount1);
$this->assertSame(1, $loopCount2);
$client->disconnect();
}
public function test_loop_event_handlers_can_throw_exceptions_which_does_not_affect_other_handlers_or_the_application(): void
{
$client = new MqttClient($this->mqttBrokerHost, $this->mqttBrokerPort, 'test-publish-event-handler');
$loopCount = 0;
$handler1 = function () {
throw new \Exception('Something went wrong!');
};
$handler2 = function (MqttClient $client) use (&$loopCount) {
$loopCount++;
if ($loopCount >= 1) {
$client->interrupt();
return;
}
};
$client->registerLoopEventHandler($handler1);
$client->registerLoopEventHandler($handler2);
$client->connect(null, true);
$client->loop(true);
$this->assertSame(1, $loopCount);
$client->disconnect();
}
}