1: <?php
  2: 
  3: /**
  4:  *
  5:  * Test case for the Image generation widget
  6:  * 
  7:  * @package alpha::tests
  8:  * @since 1.0
  9:  * @author John Collins <dev@alphaframework.org>
 10:  * @version $Id: Image_Test.php 1550 2012-07-29 21:15:40Z alphadevx $
 11:  * @license http://www.opensource.org/licenses/bsd-license.php The BSD License
 12:  * @copyright Copyright (c) 2012, John Collins (founder of Alpha Framework).  
 13:  * All rights reserved.
 14:  * 
 15:  * <pre>
 16:  * Redistribution and use in source and binary forms, with or 
 17:  * without modification, are permitted provided that the 
 18:  * following conditions are met:
 19:  * 
 20:  * * Redistributions of source code must retain the above 
 21:  *   copyright notice, this list of conditions and the 
 22:  *   following disclaimer.
 23:  * * Redistributions in binary form must reproduce the above 
 24:  *   copyright notice, this list of conditions and the 
 25:  *   following disclaimer in the documentation and/or other 
 26:  *   materials provided with the distribution.
 27:  * * Neither the name of the Alpha Framework nor the names 
 28:  *   of its contributors may be used to endorse or promote 
 29:  *   products derived from this software without specific 
 30:  *   prior written permission.
 31:  *   
 32:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
 33:  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
 34:  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 35:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
 36:  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
 37:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 38:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
 39:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
 40:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 41:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 42:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 43:  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
 44:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 45:  * </pre>
 46:  *  
 47:  */
 48: class Image_Test extends PHPUnit_Framework_TestCase {
 49:     /**
 50:      * An Image for testing
 51:      * 
 52:      * @var Image
 53:      * @since 1.0
 54:      */
 55:     private $img;
 56:         
 57:     /**
 58:      * Called before the test functions will be executed
 59:      * this function is defined in PHPUnit_TestCase and overwritten
 60:      * here
 61:      * 
 62:      * @since 1.0
 63:      */
 64:     protected function setUp() {
 65:         global $config;
 66:                 
 67:         $this->img = new Image($config->get('app.root').'/alpha/images/icons/accept.png', 16, 16, 'png');
 68:     }
 69:     
 70:     /** 
 71:      * Called after the test functions are executed
 72:      * this function is defined in PHPUnit_TestCase and overwritten
 73:      * here
 74:      * 
 75:      * @since 1.0
 76:      */    
 77:     protected function tearDown() {        
 78:         unset($this->img);
 79:     }
 80:     
 81:     /**
 82:      * Testing for an expected exception when a bad source file path is provided
 83:      * 
 84:      * @since 1.0
 85:      */
 86:     public function testConstructorBadSource() {
 87:         try {
 88:             $this->img = new Image('/does/not/exist.png', 16, 16, 'png');
 89:             $this->fail('testing for an expected exception when a bad source file path is provided');
 90:         } catch (IllegalArguementException $e) {
 91:             $this->assertEquals('The source file for the Image widget [/does/not/exist.png] cannot be found!', $e->getMessage(), 'testing for an expected exception when a bad source file path is provided');
 92:         }
 93:     }
 94:     
 95:     /**
 96:      * Testing for an expected exception when a bad source type is provided
 97:      * 
 98:      * @since 1.0
 99:      */
100:     public function testConstructorBadSourceType() {
101:         global $config;
102:         
103:         try {
104:             $this->img = new Image($config->get('app.root').'/alpha/images/icons/accept.png', 16, 16, 'tif');
105:             $this->fail('testing for an expected exception when a bad source type is provided');
106:         } catch (IllegalArguementException $e) {
107:             $this->assertEquals('Not a valid enum option!', $e->getMessage(), 'testing for an expected exception when a bad source type is provided');
108:         }
109:     }
110:     
111:     /**
112:      * Testing for an expected exception when a quality value is provided
113:      * 
114:      * @since 1.0
115:      */
116:     public function testConstructorQuality() {
117:         global $config;
118:         
119:         try {
120:             $this->img = new Image($config->get('app.root').'/alpha/images/icons/accept.png', 16, 16, 'png', 2.5);
121:             $this->fail('testing for an expected exception when a quality value is provided');
122:         } catch (IllegalArguementException $e) {
123:             $this->assertEquals('The quality setting of [2.5] is outside of the allowable range of 0.0 to 1.0', $e->getMessage(), 'testing for an expected exception when a quality value is provided');
124:         }
125:     }
126:     
127:     /**
128:      * Testing that the constructor will call setFilename internally to get up a filename  to store the generated image automatically
129:      * 
130:      * @since 1.0
131:      */
132:     public function testConstructorSetFilename() {
133:         global $config;
134:         
135:         $this->assertEquals($config->get('app.file.store.dir').'cache/images/accept_16x16.png', $this->img->getFilename(), 'testing that the constructor will call setFilename internally to get up a filename  to store the generated image automatically');
136:     }
137:     
138:     /**
139:      * Testing the convertImageURLToPath method
140:      * 
141:      * @since 1.0
142:      */
143:     public function testConvertImageURLToPath() {
144:         global $config;
145:         
146:         $this->assertEquals('images/testimage.png', Image::convertImageURLToPath($config->get('app.url').'images/testimage.png'), 'testing the convertImageURLToPath method');
147:     }
148: }
149: 
150: ?>