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<?php |
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namespace Test\View\Helper; |
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use Halfpastfour\HeadMinifier\View\Helper\HeadLink; |
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use PHPUnit\Framework\TestCase; |
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/** |
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* Class HeadLinkTest |
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* |
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* @package Test\View\Helper |
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*/ |
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class HeadLinkTest extends TestCase |
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{ |
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/** |
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* @var HeadLink |
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*/ |
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private $helper; |
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/** |
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* @var array |
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*/ |
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private $config = []; |
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/** |
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* |
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*/ |
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public function setUp() |
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{ |
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$this->config = [ |
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'enabled' => true, |
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'directories' => [ |
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'public' => realpath(__DIR__ . '/../../data/public'), |
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'cache' => realpath(__DIR__ . '/../../data/cache'), |
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], |
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]; |
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$this->helper = new HeadLink($this->config, ''); |
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} |
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/** |
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* Perform a test without any files. There shouldn't be anything in the result. |
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*/ |
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public function testNoFiles() |
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{ |
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$helper = clone $this->helper; |
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$result = $helper->toString(); |
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$this->assertEquals('string', gettype($result)); |
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$this->assertEmpty($result); |
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$this->assertEmpty(glob($this->config['directories']['cache'] . '/*.min.css')); |
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} |
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/** |
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* Test with a file. There should be exactly one element generated in the result. |
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*/ |
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public function testSingleFile() |
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{ |
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$helper = clone $this->helper; |
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$helper->appendStylesheet('/css/test1.css'); |
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$result = $helper->toString(); |
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$domDocument = new \DOMDocument(); |
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$domDocument->loadHTML($result); |
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/** @var \DOMNodeList $elements */ |
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$elements = $domDocument->getElementsByTagName('link'); |
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$this->assertEquals(1, $elements->length); |
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$this->assertNotEmpty(glob($this->config['directories']['cache'] . '/*.min.css')); |
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} |
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/** |
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* Test with a few files. There should be exactly one element generated in the result. |
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* @depends testSingleFile |
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*/ |
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public function testMultipleFiles() |
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{ |
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$helper = clone $this->helper; |
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$helper->appendStylesheet('/css/test1.css') |
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->appendStylesheet('/css/test2.css'); |
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$result = $helper->toString(); |
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$domDocument = new \DOMDocument(); |
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$domDocument->loadHTML($result); |
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/** @var \DOMNodeList $elements */ |
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$elements = $domDocument->getElementsByTagName('link'); |
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$this->assertEquals(1, $elements->length); |
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$this->assertNotEmpty(glob($this->config['directories']['cache'] . '/*.min.css')); |
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} |
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/** |
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* Test with a few files. The files should appear in the correct order in the cached file. |
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* @depends testMultipleFiles |
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*/ |
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public function testFilesOrder() |
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{ |
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$helper = clone $this->helper; |
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$helper->appendStylesheet('/css/test1.css') |
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->prependStylesheet('/css/test2.css'); |
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$result = $helper->toString(); |
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$domDocument = new \DOMDocument(); |
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$domDocument->loadHTML($result); |
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/** @var \DOMNode $element */ |
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$element = $domDocument->getElementsByTagName('link')->item(0); |
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$minifiedFile = $element->attributes->getNamedItem('href')->nodeValue; |
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$this->assertNotEmpty($minifiedFile); |
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$this->assertFileExists($minifiedFile); |
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$contents = file_get_contents($minifiedFile); |
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$firstFilePlaceholder = '.file1'; |
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$secondFilePlaceholder = '.file2'; |
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$this->assertLessThan(strpos($contents, $firstFilePlaceholder), strpos($contents, $secondFilePlaceholder)); |
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} |
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/** |
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* Delete generated cache files. |
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*/ |
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public function tearDown() |
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{ |
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foreach (glob($this->config['directories']['cache'] . '/*.min.css') as $file) { |
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unlink($file); |
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} |
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} |
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} |
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halfpastfouram /
zend-headminifier
