<?php
/**
 * FuzeWorks Async Library
 *
 * The FuzeWorks PHP FrameWork
 *
 * Copyright (C) 2013-2020 TechFuze
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * @author    TechFuze
 * @copyright Copyright (c) 2013 - 2020, TechFuze. (http://techfuze.net)
 * @license   https://opensource.org/licenses/MIT MIT License
 *
 * @link  http://techfuze.net/fuzeworks
 * @since Version 1.0.0
 *
 * @version Version 1.0.0
 */

use FuzeWorks\Async\Handler\ControllerHandler;
use FuzeWorks\Async\SuperVisor;
use FuzeWorks\Async\Task;
use FuzeWorks\Async\Tasks;
use FuzeWorks\Async\TaskStorage;
use FuzeWorks\Events;
use FuzeWorks\Factory;
use Mock\Handlers\EmptyHandler;
use PHPUnit\Framework\TestCase;

class ControllerHandlerTest extends TestCase
{

    /**
     * @var Tasks
     */
    protected $tasks;

    /**
     * @var TaskStorage
     */
    protected $taskStorage;

    public function setUp(): void
    {
        // Add TaskStorage
        /** @var Tasks $tasks */
        $this->tasks = Factory::getInstance('libraries')->get('async');
        $this->taskStorage = $this->tasks->getTaskStorage();
        $this->taskStorage->reset();

        // Reset events
        Events::$listeners = [];
    }

    /* ---------------------------------- Test the class itself --------------------------- */

    public function testParametersAndClass()
    {
        // Create a test class
        $handler = new ControllerHandler('TestController', 'testMethod', 'testPostMethod', '\Test\Namespace\\');
        $parentHandler = new EmptyHandler();

        // Set some parameters
        $handler->setParentHandler($parentHandler);
        $handler->setParentInput('Some Parent Input');

        // And test return values
        $this->assertInstanceOf(ControllerHandler::class, $handler);
        $this->assertSame($parentHandler, $handler->getParentHandler());
    }

    public function testEmptyController()
    {
        // Create the handler
        $handler = new ControllerHandler('empty', 'primary', 'post', '\Mock\Controllers\\');
        $handler->setParentInput('Some input');

        // And create the dummy Task
        $dummyTask = new Task('testEmptyController', $handler, true, 'para1', 'para2');

        // Write the task to TaskStorage
        $this->taskStorage->addTask($dummyTask);

        // Get the SuperVisor and start running the build
        $superVisor = $this->tasks->getSuperVisor();
        $this->assertEquals(SuperVisor::RUNNING, $superVisor->cycle());
        $this->assertEquals(Task::RUNNING,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // Give the task some time to finish
        usleep(750000);

        // Assert that the task is now waiting in POST
        $this->assertEquals(SuperVisor::RUNNING, $superVisor->cycle());
        $this->assertEquals(Task::SUCCESS,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // Cycle again so it goes into POST mode
        $this->assertEquals(SuperVisor::RUNNING, $superVisor->cycle());
        $this->assertEquals(Task::POST,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // Give the task some extra time to finish
        usleep(750000);

        // Cycle again so it goes into POST mode
        $this->assertEquals(SuperVisor::FINISHED, $superVisor->cycle());
        $this->assertEquals(Task::COMPLETED,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // Now that the task is finished, let's see if the results match expectations
        $dummyTask = $this->taskStorage->getTaskById($dummyTask->getId());
        $this->assertEquals('Primary success: para1 + para2 + Some input', $dummyTask->getOutput());
        $this->assertEquals('Post success: testEmptyController', $dummyTask->getPostOutput());
    }

    /**
     * @depends testEmptyController
     */
    public function testFailingController()
    {
        // Create the handler
        $handler = new ControllerHandler('failing', 'primary', 'post', '\Mock\Controllers\\');

        // And create the dummy Task
        $dummyTask = new Task('testFailingController', $handler, true, 'para1', 'para2');

        // Set this task to not retry
        $dummyTask->setSettings(false);

        // Write the task to TaskStorage
        $this->taskStorage->addTask($dummyTask);

        // Get the SuperVisor and start running the build
        $superVisor = $this->tasks->getSuperVisor();
        $this->assertEquals(SuperVisor::RUNNING, $superVisor->cycle());
        $this->assertEquals(Task::RUNNING,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // Give the task some time to finish
        usleep(750000);

        // Assert that the task is now waiting in POST
        $this->assertEquals(SuperVisor::RUNNING, $superVisor->cycle());
        $this->assertEquals(Task::FAILED,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // The task should not retry and move to POST now
        $this->assertEquals(SuperVisor::RUNNING, $superVisor->cycle());
        $this->assertEquals(Task::POST,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // Give the task some extra time to finish
        usleep(750000);

        // The task should not retry and move to POST now
        $this->assertEquals(SuperVisor::FINISHED, $superVisor->cycle());
        $this->assertEquals(Task::CANCELLED,
            $this->taskStorage->getTaskById($dummyTask->getId())->getStatus()
        );

        // Now that the task is finished, let's see if the results match expectations
        $dummyTask = $this->taskStorage->getTaskById($dummyTask->getId());
        $this->assertEquals('Primary success: para1 + para2', $dummyTask->getOutput());
        $this->assertEquals('Post success: testFailingController', $dummyTask->getPostOutput());
        $this->assertEquals('ERROR \'Logged some task error!\'', $dummyTask->getErrors());
        $this->assertEquals('ERROR \'Logged some post error!\'', $dummyTask->getPostErrors());
    }


}