ilActivationEmitterTest.php

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<?php
/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilActivationEmitterTest extends PHPUnit_Framework_TestCase
{
        public function setUp()
        {
                include_once("./Services/PHPUnit/classes/class.ilUnitUtil.php");
                //ilUnitUtil::performInitialisation();
                
                // Empty workflow.
                require_once './Services/WorkflowEngine/classes/workflows/class.ilEmptyWorkflow.php';
                $this->workflow = new ilEmptyWorkflow();
                
                // Basic node
                require_once './Services/WorkflowEngine/classes/nodes/class.ilBasicNode.php';
                $this->node = new ilBasicNode($this->workflow);
                
                // Wiring up so the node is attached to the workflow.
                $this->workflow->addNode($this->node);
                
                require_once './Services/WorkflowEngine/classes/emitters/class.ilActivationEmitter.php';
        }
        
        public function tearDown()
        {
                global $ilSetting;
                if ($ilSetting !=  NULL)
                {
                        $ilSetting->delete('IL_PHPUNIT_TEST_TIME');
                        $ilSetting->delete('IL_PHPUNIT_TEST_MICROTIME');
                }
        }
        
        public function testConstructorValidContext()
        {
                // Act
                $emitter = new ilActivationEmitter($this->node);
                
                // Assert
                // No exception - good
                $this->assertTrue(
                        true, 
                        'Construction failed with valid context passed to constructor.'
                );
        }

        public function testGetContext()
        {
                // Arrange
                $emitter = new ilActivationEmitter($this->node);
                
                // Act
                $actual = $emitter->getContext();
                
                // Assert
                if ($actual === $this->node)
                {
                        $this->assertEquals($actual, $this->node);
                } else {
                        $this->assertTrue(false, 'Context not identical.');
                }
        }
        
        public function testSetGetTargetDetector()
        {
                // Arrange
                require_once './Services/WorkflowEngine/classes/detectors/class.ilSimpleDetector.php';
                $target_node = new ilBasicNode($this->workflow);
                $target_detector = new ilSimpleDetector($target_node);
                $target_node->addDetector($target_detector);
                
                $emitter = new ilActivationEmitter($this->node);
                
                // Act
                $emitter->setTargetDetector($target_detector);
                
                // Assert
                $actual = $emitter->getTargetDetector();
                $this->assertEquals($target_detector, $actual);
        }
        
        public function testEmitValidState()
        {
                // Arrange
                require_once './Services/WorkflowEngine/classes/detectors/class.ilSimpleDetector.php';
                $target_node = new ilBasicNode($this->workflow);
                $target_detector = new ilSimpleDetector($target_node);
                $target_node->addDetector($target_detector);
                
                // Blocking detector to keep node from transitting and resetting state.
                $foo_detector = new ilSimpleDetector($target_node);
                $target_node->addDetector($foo_detector);
                
                $emitter = new ilActivationEmitter($this->node);
                $emitter->setTargetDetector($target_detector);
                
                // Act
                $emitter->emit();
                // Assert
                $actual = $target_detector->getDetectorState();
                $this->assertTrue($actual);             
        }

        public function testEmitActivationValidState()
        {
                // Arrange
                require_once './Services/WorkflowEngine/classes/detectors/class.ilSimpleDetector.php';
                $target_node = new ilBasicNode($this->workflow);
                $target_detector = new ilSimpleDetector($target_node);
                $foo_detector = new ilSimpleDetector($target_node);
                $target_node->addDetector($foo_detector);
                $target_node->addDetector($target_detector);
                
                /* We want to see if the target node gets activated. To achieve
                 * that, we need a second detector, so the node won't transit
                 * and deactivate on receiving the emit to $target_detector.
                 * Thought you wondered.
                 */
                
                $emitter = new ilActivationEmitter($this->node);
                $emitter->setTargetDetector($target_detector);
                
                // Act
                $emitter->emit();
                // Assert
                $actual = $target_node->isActive();
                $this->assertTrue($actual);             
        }
}