| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * @file | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * Grafizzi\Graph\Tests\GraphTest: a component of the Grafizzi library. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * (c) 2012 Frédéric G. MARAND <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * Grafizzi is free software: you can redistribute it and/or modify it under the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * terms of the GNU Lesser General Public License as published by the Free | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * Software Foundation, either version 3 of the License, or (at your option) any | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * later version. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * Grafizzi is distributed in the hope that it will be useful, but WITHOUT ANY | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * details. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  * You should have received a copy of the GNU Lesser General Public License | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * along with Grafizzi, in the COPYING.LESSER.txt file.  If not, see | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * <http://www.gnu.org/licenses/> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | namespace Grafizzi\Graph\Tests; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | require 'vendor/autoload.php'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | use \Grafizzi\Graph\Attribute; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | use \Grafizzi\Graph\Graph; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  * Graph test case. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | class GraphTest extends BaseGraphTest { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |   public function setUp() : void { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     parent::setUpExtended(); | 
                            
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                | 39 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |   /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |    * Tests Graph->build() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |    */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |   public function testBuild() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     $graph = $this->Graph->build(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     $this->assertEquals(<<<EOT | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  | digraph G { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | } /* /digraph G */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | EOT | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |       , $graph, 'Empty unnamed graph matches expected format.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 54 |  |  |   // Normal attributes list. | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  |   public function testBuildAttributesNormal() { | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  |     $this->Graph->setAttributes(array( | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |       new Attribute($this->dic, 'foo', 'bar'), | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |       new Attribute($this->dic, 'baz', 'quux'), | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  |     )); | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  |     $expected = <<<EOT | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  | digraph G { | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  |   foo=bar; | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  |   baz=quux; | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  | } /* /digraph G */ | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  | EOT; | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  |     $actual = $this->Graph->build(); | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  |     $this->assertEquals($expected, $actual); | 
            
                                                                        
                            
            
                                    
            
            
                | 69 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |   // Attribute list with empty title in middle. | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 72 |  | View Code Duplication |   public function testBuildAttributesEmptyMiddle() { | 
                            
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                | 73 |  |  |     $this->Graph->setAttributes(array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |       new Attribute($this->dic, 'foo', 'bar'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |       new Attribute($this->dic, 'title', ''), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |       new Attribute($this->dic, 'baz', 'quux'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     )); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     $expected = <<<EOT | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | digraph G { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |   foo=bar; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |   baz=quux; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | } /* /digraph G */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | EOT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     $actual = $this->Graph->build(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |     $this->assertEquals($expected, $actual); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |   // Attribute list with empty title as single attribute. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |   public function testBuildAttributesOnlyEmpty() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     $this->Graph->setAttributes(array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         new Attribute($this->dic, 'title', ''), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     )); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     $expected = <<<EOT | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | digraph G { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | } /* /digraph G */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | EOT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     $actual = $this->Graph->build(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     $this->assertEquals($expected, $actual); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |   // Attribute list with empty title as last attribute. | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 104 |  | View Code Duplication |   public function testBuildAttributesEmptyLast() { | 
                            
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                | 105 |  |  |     $this->Graph->setAttributes(array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |       new Attribute($this->dic, 'foo', 'bar'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |       new Attribute($this->dic, 'baz', 'quux'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |       new Attribute($this->dic, 'title', ''), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     )); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |     $expected = <<<EOT | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | digraph G { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |   foo=bar; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |   baz=quux; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  | } /* /digraph G */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | EOT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     $actual = $this->Graph->build(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |     $this->assertEquals($expected, $actual); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |   /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |    * Tests Graph::getAllowedChildTypes() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |    */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |   public function testGetAllowedChildTypes() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |     $types = Graph::getAllowedChildTypes(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |     $this->assertTrue(is_array($types) && count($types) == 5, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |       'Five child types allowed for Graphs.'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |     ksort($types); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     $expectedTypes = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |       'cluster', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |       'edge', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |       'multiedge', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |       'node', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |       'subgraph', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |     ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |     $this->assertEquals($expectedTypes, $types); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |   /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |    * Tests Graph->getDirected() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |    */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |   public function testGetDirected() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |     $dir = $this->Graph->getDirected(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     $this->assertEquals(true, $dir, "Graph is directed by default."); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |   /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |    * Tests Graph::getType() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |    */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |   public function testGetType() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |     $this->Graph->setDirected(false); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |     $type = $this->Graph->getType(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |     $this->assertEquals('graph', $type, 'Graph type is "graph".'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |     $this->Graph->setDirected(true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |     $type = $this->Graph->getType(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |     $this->assertEquals('digraph', $type, 'Graph type is "digraph".'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |   } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |   /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |    * Tests Graph->setDirected() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |    */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |   public function testSetDirected() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |     $this->Graph->setDirected(false); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |     $this->assertFalse($this->Graph->getDirected(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |       "Setting directed to false changes the result of getDirected()."); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |   } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 168 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 169 |  |  |  | 
            
                        
This check looks for a call to a parent method whose name is different than the method from which it is called.
Consider the following code:
The
getFirstName()method in theSoncalls the wrong method in the parent class.