| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace SilverStripe\AssetAdmin\Tests\Behat\Context; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Behat\Mink\Element\DocumentElement; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Behat\Mink\Element\NodeElement; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Page; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use SilverStripe\Assets\Image; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use SilverStripe\BehatExtension\Context\FixtureContext as BaseFixtureContext; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * Context used to create fixtures in the SilverStripe ORM. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | class FixtureContext extends BaseFixtureContext | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      * Select a gallery item by type and name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |      * @Given /^I (?:(?:click on)|(?:select)) the file named "([^"]+)" in the gallery$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |      * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     public function stepISelectGalleryItem($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |         $item = $this->getGalleryItem($name); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |         assertNotNull($item, "File named $name could not be found"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |         $item->click(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * Check the checkbox for a given gallery item | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * @Given /^I check the file named "([^"]+)" in the gallery$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     public function stepICheckTheGalleryItem($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |         $item = $this->getGalleryItem($name); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         assertNotNull($item, "File named $name could not be found"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         $checkbox = $item->find('css', 'input[type="checkbox"]'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         assertNotNull($checkbox, "Could not find checkbox for file named {$name}"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         $checkbox->check(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      * @Then /^I should see the file named "([^"]+)" in the gallery$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     public function iShouldSeeTheGalleryItem($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         $item = $this->getGalleryItem($name); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         assertNotNull($item, "File named {$name} could not be found"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |      * @Then /^I should not see the file named "([^"]+)" in the gallery$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     public function iShouldNotSeeTheGalleryItem($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         $item = $this->getGalleryItem($name, 0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         assertNull($item, "File named {$name} was found when it should not be visible"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * @Then /^I should see the "([^"]*)" form$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @param string $id HTML ID of form | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     public function iShouldSeeTheForm($id) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         /** @var DocumentElement $page */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         $page = $this->getSession()->getPage(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |         $form = $this->retry(function () use ($page, $id) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |             return $page->find('css', "form#{$id}"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         assertNotNull($form, "form with id $id could not be found"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         assertTrue($form->isVisible(), "form with id $id is not visible"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @Given /^I click on the latest history item$/ | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 81 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  |     public function iClickOnTheLatestHistoryItem() | 
            
                                                                        
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 84 |  |  |         $this->getSession()->wait( | 
            
                                                                        
                            
            
                                    
            
            
                | 85 |  |  |             5000, | 
            
                                                                        
                            
            
                                    
            
            
                | 86 |  |  |             "window.jQuery && window.jQuery('.file-history__list li').size() > 0" | 
            
                                                                        
                            
            
                                    
            
            
                | 87 |  |  |         ); | 
            
                                                                        
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 89 |  |  |         $page = $this->getSession()->getPage(); | 
            
                                                                        
                            
            
                                    
            
            
                | 90 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 91 |  |  |         $elements = $page->find('css', '.file-history__list li'); | 
            
                                                                        
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 93 |  |  |         if (null === $elements) { | 
            
                                                                        
                            
            
                                    
            
            
                | 94 |  |  |             throw new \InvalidArgumentException(sprintf('Could not find list item')); | 
            
                                                                        
                            
            
                                    
            
            
                | 95 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 97 |  |  |         $elements->click(); | 
            
                                                                        
                            
            
                                    
            
            
                | 98 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |      * @Given /^I attach the file "([^"]*)" to dropzone "([^"]*)"$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |      * @see MinkContext::attachFileToField() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     public function iAttachTheFileToDropzone($path, $name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |         // Get path | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |         $filesPath = $this->getMainContext()->getMinkParameter('files_path'); | 
                            
                    |  |  |  | 
                                                                                        
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                | 108 |  |  |         if ($filesPath) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |             $fullPath = rtrim(realpath($filesPath), DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR.$path; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |             if (is_file($fullPath)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |                 $path = $fullPath; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |         assertFileExists($path, "$path does not exist"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |         // Find field | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |         $selector = "input[type=\"file\"].dz-hidden-input.dz-input-{$name}"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         /** @var DocumentElement $page */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |         $page = $this->getSession()->getPage(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         $input = $page->find('css', $selector); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         assertNotNull($input, "Could not find {$selector}"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |         // Make visible temporarily while attaching | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         $this->getSession()->executeScript( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |             <<<EOS | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | window.jQuery('.dz-hidden-input') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |     .css('visibility', 'visible') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     .width(1) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     .height(1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | EOS | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |         assert($input->isVisible()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |         // Attach via html5 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |         $input->attachFile($path); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |      * Checks that the message box contains specified text. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |      * @Then /^I should see "(?P<text>(?:[^"]|\\")*)" in the message box$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     public function assertMessageBoxContainsText($text) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |         /** @var FeatureContext $mainContext */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |         $mainContext = $this->getMainContext(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |         $mainContext | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |             ->assertSession() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |             ->elementTextContains('css', '.message-box', str_replace('\\"', '"', $text)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |      * Helper for finding items in the visible gallery view | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |      * @param string $name Title of item | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |      * @param int $timeout | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |      * @return NodeElement | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |     protected function getGalleryItem($name, $timeout = 3) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |         /** @var DocumentElement $page */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |         $page = $this->getSession()->getPage(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |         return $this->retry(function () use ($page, $name) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |             // Find by cell | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |             $cell = $page->find( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |                 'xpath', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |                 "//div[contains(@class, 'gallery-item')]//div[contains(text(), '{$name}')]" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |             if ($cell) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |                 return $cell; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |             // Find by row | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |             $row = $page->find( | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |                 'xpath', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |                 "//tr[contains(@class, 'gallery__table-row')]//div[contains(text(), '{$name}')]" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |             if ($row) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |                 return $row; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |             return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |         }, $timeout); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |      * Invoke $try callback for a non-empty result with a given timeout | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |      * @param callable $try | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |      * @param int $timeout Number of seconds to retry for | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |      * @return mixed Result of invoking $try, or null if timed out | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |     protected function retry($try, $timeout = 3) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |         do { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |             $result = $try(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |             if ($result) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |                 return $result; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |             sleep(1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |         } while (--$timeout >= 0); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |         return null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |      * @Given /^a page "([^"]*)" containing "([^"]*)"$/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |     public function aPageContaining($page, $image) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |         // Find or create named image | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |         $fields = $this->prepareFixture(Image::class, $image); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |         /** @var Image $image */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |         $image = $this->fixtureFactory->createObject(Image::class, $image, $fields); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |         // Create page | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |         $fields = $this->prepareFixture(Page::class, $page); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |         $fields = array_merge($fields, [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |             'Title' => $page, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |             'Content' => sprintf( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |                 '<p>[image id="%d" width="%d" height="%d"]</p>', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |                 $image->ID, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |                 $image->getWidth(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |                 $image->getHeight() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |             ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |         ]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |         $this->fixtureFactory->createObject(Page::class, $page, $fields); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 227 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 228 |  |  |  | 
            
                        
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: