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<?php |
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declare(strict_types=1); |
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namespace ShlinkioTest\Shlink\PreviewGenerator\Service; |
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use mikehaertl\wkhtmlto\Image; |
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use PHPUnit\Framework\TestCase; |
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use Prophecy\Argument; |
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use Prophecy\Prophecy\ObjectProphecy; |
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use Shlinkio\Shlink\PreviewGenerator\Exception\PreviewGenerationException; |
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use Shlinkio\Shlink\PreviewGenerator\Image\ImageBuilder; |
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use Shlinkio\Shlink\PreviewGenerator\Service\PreviewGenerator; |
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use Symfony\Component\Filesystem\Filesystem; |
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use Zend\ServiceManager\ServiceManager; |
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use function sprintf; |
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use function urlencode; |
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class PreviewGeneratorTest extends TestCase |
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{ |
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/** @var PreviewGenerator */ |
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private $generator; |
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/** @var ObjectProphecy */ |
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private $image; |
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/** @var ObjectProphecy */ |
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private $filesystem; |
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public function setUp(): void |
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{ |
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$this->image = $this->prophesize(Image::class); |
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$this->filesystem = $this->prophesize(Filesystem::class); |
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$this->generator = new PreviewGenerator(new ImageBuilder(new ServiceManager(), [ |
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'factories' => [ |
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Image::class => function () { |
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return $this->image->reveal(); |
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}, |
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], |
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]), $this->filesystem->reveal(), 'dir'); |
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} |
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/** @test */ |
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public function alreadyProcessedElementsAreNotProcessed() |
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{ |
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$url = 'http://foo.com'; |
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$this->filesystem->exists(sprintf('dir/preview_%s.png', urlencode($url)))->willReturn(true) |
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->shouldBeCalledOnce(); |
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$this->image->saveAs(Argument::cetera())->shouldBeCalledTimes(0); |
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$this->assertEquals(sprintf('dir/preview_%s.png', urlencode($url)), $this->generator->generatePreview($url)); |
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} |
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/** @test */ |
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public function nonProcessedElementsAreProcessed() |
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{ |
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$url = 'http://foo.com'; |
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$cacheId = sprintf('preview_%s.png', urlencode($url)); |
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$expectedPath = 'dir/' . $cacheId; |
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$this->filesystem->exists(sprintf('dir/preview_%s.png', urlencode($url)))->willReturn(false) |
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->shouldBeCalledOnce(); |
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$this->image->saveAs($expectedPath)->shouldBeCalledOnce(); |
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$this->image->getError()->willReturn('')->shouldBeCalledOnce(); |
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$this->assertEquals($expectedPath, $this->generator->generatePreview($url)); |
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} |
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/** @test */ |
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public function errorWhileGeneratingPreviewThrowsException() |
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{ |
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$url = 'http://foo.com'; |
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$cacheId = sprintf('preview_%s.png', urlencode($url)); |
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$expectedPath = 'dir/' . $cacheId; |
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$this->filesystem->exists(sprintf('dir/preview_%s.png', urlencode($url)))->willReturn(false) |
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->shouldBeCalledOnce(); |
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$this->image->saveAs($expectedPath)->shouldBeCalledOnce(); |
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$this->image->getError()->willReturn('Error!!')->shouldBeCalledOnce(); |
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$this->expectException(PreviewGenerationException::class); |
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$this->generator->generatePreview($url); |
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} |
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} |
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shlinkio /
shlink
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