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

97 lines
2.7 KiB
PHP

<?php
/** @noinspection PhpUnhandledExceptionInspection */
declare(strict_types=1);
namespace Tests\Feature;
use PhpMqtt\Client\MqttClient;
use Tests\TestCase;
/**
* Tests that the publish event handler work as intended.
*
* @package Tests\Feature
*/
class PublishEventHandlerTest extends TestCase
{
public function test_publish_event_handlers_are_called_for_each_published_message(): void
{
$client = new MqttClient($this->mqttBrokerHost, $this->mqttBrokerPort, 'test-publish-event-handler');
$handlerCallCount = 0;
$handler = function () use (&$handlerCallCount) {
$handlerCallCount++;
};
$client->registerPublishEventHandler($handler);
$client->connect(null, true);
$client->publish('foo/bar', 'baz-01');
$client->publish('foo/bar', 'baz-02');
$client->publish('foo/bar', 'baz-03');
$this->assertSame(3, $handlerCallCount);
$client->disconnect();
}
public function test_publish_event_handlers_can_be_unregistered_and_will_not_be_called_anymore(): void
{
$client = new MqttClient($this->mqttBrokerHost, $this->mqttBrokerPort, 'test-publish-event-handler');
$handlerCallCount = 0;
$handler = function () use (&$handlerCallCount) {
$handlerCallCount++;
};
$client->registerPublishEventHandler($handler);
$client->connect(null, true);
$client->publish('foo/bar', 'baz-01');
$this->assertSame(1, $handlerCallCount);
$client->unregisterPublishEventHandler($handler);
$client->publish('foo/bar', 'baz-02');
$this->assertSame(1, $handlerCallCount);
$client->registerPublishEventHandler($handler);
$client->publish('foo/bar', 'baz-03');
$this->assertSame(2, $handlerCallCount);
$client->unregisterPublishEventHandler();
$client->publish('foo/bar', 'baz-04');
$this->assertSame(2, $handlerCallCount);
$client->disconnect();
}
public function test_publish_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');
$handlerCallCount = 0;
$handler1 = function () use (&$handlerCallCount) {
$handlerCallCount++;
};
$handler2 = function () {
throw new \Exception('Something went wrong!');
};
$client->registerPublishEventHandler($handler1);
$client->registerPublishEventHandler($handler2);
$client->connect(null, true);
$client->publish('foo/bar', 'baz-01');
$this->assertSame(1, $handlerCallCount);
$client->disconnect();
}
}