PHP Classes

File: Falcraft/examples/Event/HandlerPriorityQueue.php

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File: Falcraft/examples/Event/???
Role: Example script
Content type: text/plain
Description: Handler Priority Queue Example
Class: Universal PHP Event System
Manage events with the Observer/Publisher patterns
Author: By
Last change:
Date: 9 years ago
Size: 2,106 bytes
 

Contents

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<?php

require_once( __DIR__ . '/../../Event/HandlerPriorityQueue.php' );
require_once( __DIR__ . '/../../Event/Handler.php' );
require_once( __DIR__ . '/../../Event/GenericEvent.php' );
require_once( __DIR__ . '/../../Patterns/Publisher.php' );
   
use Falcraft\Event;
use Falcraft\Patterns;

echo "Falcraft\\Event\\HandlerPriorityQueue.php Test\n";
echo "--------------------------------------------\n\n";

echo "Basic Instantiation -- \n";
echo " Empty Instantiation -> ";

$success = true;

$queue = null;

try {
    $queue = new Event\HandlerPriorityQueue();
} catch (\Exception $e) {
    $success = false;
}

if ($success) {
    echo "Success!\n\n";
} else {
    echo "Failure...\n\n";
}

echo "Operations -- \n";
echo " Push Several Handlers -> ";

$handler = null;

try {
    $handler = new Event\Handler(
        null,
        function ($e) {echo " 2\n";},
        null,
        2,
        array('strict' => true)
    );
   
    $queue->push($handler);
   
    $handler = new Event\Handler(
        null,
        function ($e) {echo " 1\n";},
        null,
        1,
        array('strict' => true)
    );
   
    $queue->push($handler);
   
    $handler = new Event\Handler(
        null,
        function ($e) {echo " 0\n";},
        null,
        0,
        array('strict' => true)
    );
   
    $queue->push($handler);
   
    $handler = new Event\Handler(
        null,
        function ($e) {echo " A\n";},
        null,
        1.5,
        array('strict' => true)
    );
   
    $queue->push($handler);
} catch (\Exception $e) {
    $success = false;
}

if ($success) {
    echo "Success!\n";
} else {
    echo "Failure...\n";
}

echo " Fire! -> \n";

$success = true;

$publisher = $event = null;

try {
    $publisher = new Patterns\Publisher();
   
    $publisher->attachListener($queue);
   
    $event = new Event\GenericEvent(
        null,
        null,
        null,
        null
    );
   
    $publisher->setState($event);
} catch (\Exception $e) {
    $success = false;
}

if ($success) {
    echo "Success!\n\n";
} else {
    echo "Failure...\n\n";
}