mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-10-22 14:05:37 +02:00
450 lines
16 KiB
PHP
450 lines
16 KiB
PHP
<?php
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/**
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* @package framework
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* @subpackage tests
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*/
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class ImageTest extends SapphireTest {
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protected static $fixture_file = 'ImageTest.yml';
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protected $origBackend;
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public function setUp() {
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if(get_class($this) == "ImageTest") $this->skipTest = true;
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parent::setUp();
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$this->origBackend = Image::get_backend();
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if($this->skipTest)
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return;
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if(!file_exists(ASSETS_PATH)) mkdir(ASSETS_PATH);
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// Create a test folders for each of the fixture references
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$folderIDs = $this->allFixtureIDs('Folder');
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foreach($folderIDs as $folderID) {
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$folder = DataObject::get_by_id('Folder', $folderID);
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if(!file_exists(BASE_PATH."/$folder->Filename")) mkdir(BASE_PATH."/$folder->Filename");
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}
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// Copy test images for each of the fixture references
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$imageIDs = $this->allFixtureIDs('Image');
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foreach($imageIDs as $imageID) {
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$image = DataObject::get_by_id('Image', $imageID);
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$filePath = BASE_PATH."/$image->Filename";
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$sourcePath = str_replace('assets/ImageTest/', 'framework/tests/model/testimages/', $filePath);
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if(!file_exists($filePath)) {
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if (!copy($sourcePath, $filePath)) user_error('Failed to copy test images', E_USER_ERROR);
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}
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}
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}
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public function tearDown() {
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if($this->origBackend) Image::set_backend($this->origBackend);
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// Remove the test files that we've created
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$fileIDs = $this->allFixtureIDs('Image');
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foreach($fileIDs as $fileID) {
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$file = DataObject::get_by_id('Image', $fileID);
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if($file && file_exists(BASE_PATH."/$file->Filename")) unlink(BASE_PATH."/$file->Filename");
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}
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// Remove the test folders that we've created
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$folderIDs = $this->allFixtureIDs('Folder');
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foreach($folderIDs as $folderID) {
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$folder = DataObject::get_by_id('Folder', $folderID);
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if($folder && file_exists(BASE_PATH."/$folder->Filename")) {
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Filesystem::removeFolder(BASE_PATH."/$folder->Filename");
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}
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if($folder && file_exists(BASE_PATH."/".$folder->Filename."_resampled")) {
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Filesystem::removeFolder(BASE_PATH."/".$folder->Filename."_resampled");
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}
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}
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parent::tearDown();
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}
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public function testGetTagWithTitle() {
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Config::inst()->update('Image', 'force_resample', false);
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$image = $this->objFromFixture('Image', 'imageWithTitle');
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$expected = '<img src="' . Director::baseUrl()
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. 'assets/ImageTest/test_image.png" alt="This is a image Title" />';
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$actual = $image->getTag();
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$this->assertEquals($expected, $actual);
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}
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public function testGetTagWithoutTitle() {
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Config::inst()->update('Image', 'force_resample', false);
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$expected = '<img src="' . Director::baseUrl() . 'assets/ImageTest/test_image.png" alt="test_image" />';
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$actual = $image->getTag();
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$this->assertEquals($expected, $actual);
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}
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public function testGetTagWithoutTitleContainingDots() {
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Config::inst()->update('Image', 'force_resample', false);
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$image = $this->objFromFixture('Image', 'imageWithoutTitleContainingDots');
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$expected = '<img src="' . Director::baseUrl()
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. 'assets/ImageTest/test.image.with.dots.png" alt="test.image.with.dots" />';
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$actual = $image->getTag();
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$this->assertEquals($expected, $actual);
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}
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/**
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* Tests that multiple image manipulations may be performed on a single Image
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*/
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public function testMultipleGenerateManipulationCalls() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$imageFirst = $image->ScaleWidth(200);
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$this->assertNotNull($imageFirst);
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$expected = 200;
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$actual = $imageFirst->getWidth();
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$this->assertEquals($expected, $actual);
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$imageSecond = $imageFirst->setHeight(100);
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$this->assertNotNull($imageSecond);
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$expected = 100;
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$actual = $imageSecond->getHeight();
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$this->assertEquals($expected, $actual);
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}
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/**
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* Tests that image manipulations that do not affect the resulting dimensions
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* of the output image do not resample the file.
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*/
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public function testReluctanceToResampling() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$this->assertTrue($image->isSize(300, 300));
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// Set width to 300 pixels
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$imageScaleWidth = $image->ScaleWidth(300);
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$this->assertEquals($imageScaleWidth->getWidth(), 300);
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$this->assertEquals($image->Filename, $imageScaleWidth->Filename);
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// Set height to 300 pixels
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$imageScaleHeight = $image->ScaleHeight(300);
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$this->assertEquals($imageScaleHeight->getHeight(), 300);
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$this->assertEquals($image->Filename, $imageScaleHeight->Filename);
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// Crop image to 300 x 300
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$imageCropped = $image->Fill(300, 300);
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$this->assertTrue($imageCropped->isSize(300, 300));
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$this->assertEquals($image->Filename, $imageCropped->Filename);
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// Resize (padded) to 300 x 300
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$imageSized = $image->Pad(300, 300);
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$this->assertTrue($imageSized->isSize(300, 300));
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$this->assertEquals($image->Filename, $imageSized->Filename);
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// Padded image 300 x 300 (same as above)
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$imagePadded = $image->Pad(300, 300);
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$this->assertTrue($imagePadded->isSize(300, 300));
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$this->assertEquals($image->Filename, $imagePadded->Filename);
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// Resized (stretched) to 300 x 300
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$imageStretched = $image->ResizedImage(300, 300);
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$this->assertTrue($imageStretched->isSize(300, 300));
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$this->assertEquals($image->Filename, $imageStretched->Filename);
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// Fit (various options)
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$imageFit = $image->Fit(300, 600);
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$this->assertTrue($imageFit->isSize(300, 300));
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$this->assertEquals($image->Filename, $imageFit->Filename);
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$imageFit = $image->Fit(600, 300);
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$this->assertTrue($imageFit->isSize(300, 300));
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$this->assertEquals($image->Filename, $imageFit->Filename);
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$imageFit = $image->Fit(300, 300);
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$this->assertTrue($imageFit->isSize(300, 300));
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$this->assertEquals($image->Filename, $imageFit->Filename);
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}
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/**
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* Tests that a URL to a resampled image is provided when force_resample is
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* set to true, if the resampled file is smaller than the original.
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*/
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public function testForceResample() {
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$imageHQ = $this->objFromFixture('Image', 'highQualityJPEG');
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$imageHQR = $imageHQ->Resampled();
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$imageLQ = $this->objFromFixture('Image', 'lowQualityJPEG');
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$imageLQR = $imageLQ->Resampled();
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// Test resampled file is served when force_resample = true
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Config::inst()->update('Image', 'force_resample', true);
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$this->assertLessThan($imageHQ->getAbsoluteSize(), $imageHQR->getAbsoluteSize(), 'Resampled image is smaller than original');
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$this->assertEquals($imageHQ->getURL(), $imageHQR->getSourceURL(), 'Path to a resampled image was returned by getURL()');
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// Test original file is served when force_resample = true but original file is low quality
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$this->assertGreaterThanOrEqual($imageLQ->getAbsoluteSize(), $imageLQR->getAbsoluteSize(), 'Resampled image is larger or same size as original');
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$this->assertNotEquals($imageLQ->getURL(), $imageLQR->getSourceURL(), 'Path to the original image file was returned by getURL()');
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// Test original file is served when force_resample = false
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Config::inst()->update('Image', 'force_resample', false);
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$this->assertNotEquals($imageHQ->getURL(), $imageHQR->getSourceURL(), 'Path to the original image file was returned by getURL()');
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}
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public function testImageResize() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$this->assertTrue($image->isSize(300, 300));
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// Test normal resize
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$resized = $image->Pad(150, 100);
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$this->assertTrue($resized->isSize(150, 100));
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// Test cropped resize
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$cropped = $image->Fill(100, 200);
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$this->assertTrue($cropped->isSize(100, 200));
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// Test padded resize
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$padded = $image->Pad(200, 100);
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$this->assertTrue($padded->isSize(200, 100));
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// Test Fit
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$ratio = $image->Fit(80, 160);
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$this->assertTrue($ratio->isSize(80, 80));
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// Test FitMax
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$fitMaxDn = $image->FitMax(200, 100);
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$this->assertTrue($fitMaxDn->isSize(100, 100));
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$fitMaxUp = $image->FitMax(500, 400);
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$this->assertTrue($fitMaxUp->isSize(300, 300));
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//Test ScaleMax
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$scaleMaxWDn = $image->ScaleMaxWidth(200);
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$this->assertTrue($scaleMaxWDn->isSize(200, 200));
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$scaleMaxWUp = $image->ScaleMaxWidth(400);
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$this->assertTrue($scaleMaxWUp->isSize(300, 300));
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$scaleMaxHDn = $image->ScaleMaxHeight(200);
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$this->assertTrue($scaleMaxHDn->isSize(200, 200));
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$scaleMaxHUp = $image->ScaleMaxHeight(400);
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$this->assertTrue($scaleMaxHUp->isSize(300, 300));
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// Test FillMax
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$cropMaxDn = $image->FillMax(200, 100);
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$this->assertTrue($cropMaxDn->isSize(200, 100));
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$cropMaxUp = $image->FillMax(400, 200);
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$this->assertTrue($cropMaxUp->isSize(300, 150));
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// Test Clip
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$clipWDn = $image->CropWidth(200);
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$this->assertTrue($clipWDn->isSize(200, 300));
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$clipWUp = $image->CropWidth(400);
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$this->assertTrue($clipWUp->isSize(300, 300));
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$clipHDn = $image->CropHeight(200);
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$this->assertTrue($clipHDn->isSize(300, 200));
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$clipHUp = $image->CropHeight(400);
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$this->assertTrue($clipHUp->isSize(300, 300));
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}
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/**
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* @expectedException InvalidArgumentException
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*/
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public function testGenerateImageWithInvalidParameters() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$image->setHeight('String');
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$image->Pad(600,600,'XXXXXX');
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}
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public function testCacheFilename() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$imageFirst = $image->Pad(200,200,'CCCCCC');
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$imageFilename = $imageFirst->getFullPath();
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// Encoding of the arguments is duplicated from cacheFilename
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$neededPart = 'Pad' . base64_encode(json_encode(array(200,200,'CCCCCC')));
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$this->assertContains($neededPart, $imageFilename, 'Filename for cached image is correctly generated');
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}
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public function testMultipleGenerateManipulationCalls_Regeneration() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$folder = new SS_FileFinder();
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$imageFirst = $image->Pad(200,200);
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$this->assertNotNull($imageFirst);
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$expected = 200;
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$actual = $imageFirst->getWidth();
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$this->assertEquals($expected, $actual);
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$imageSecond = $imageFirst->setHeight(100);
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$this->assertNotNull($imageSecond);
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$expected = 100;
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$actual = $imageSecond->getHeight();
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$this->assertEquals($expected, $actual);
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$imageThird = $imageSecond->Pad(600,600,'0F0F0F');
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// Encoding of the arguments is duplicated from cacheFilename
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$argumentString = base64_encode(json_encode(array(600,600,'0F0F0F')));
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$this->assertNotNull($imageThird);
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$this->assertContains($argumentString, $imageThird->getFullPath(),
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'Image contains background color for padded resizement');
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$imageThirdPath = $imageThird->getFullPath();
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$filesInFolder = $folder->find(dirname($imageThirdPath));
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$this->assertEquals(3, count($filesInFolder),
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'Image folder contains only the expected number of images before regeneration');
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$hash = md5_file($imageThirdPath);
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$this->assertEquals(3, $image->regenerateFormattedImages(),
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'Cached images were regenerated in the right number');
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$this->assertEquals($hash, md5_file($imageThirdPath), 'Regeneration of third image is correct');
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/* Check that no other images exist, to ensure that the regeneration did not create other images */
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$this->assertEquals($filesInFolder, $folder->find(dirname($imageThirdPath)),
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'Image folder contains only the expected image files after regeneration');
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}
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public function testRegenerateImages() {
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$image = $this->objFromFixture('Image', 'imageWithMetacharacters');
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$image_generated = $image->ScaleWidth(200);
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$p = $image_generated->getFullPath();
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$this->assertTrue(file_exists($p), 'Resized image exists after creation call');
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$this->assertEquals(1, $image->regenerateFormattedImages(), 'Cached images were regenerated correct');
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$this->assertEquals($image_generated->getWidth(), 200,
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'Resized image has correct width after regeneration call');
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$this->assertTrue(file_exists($p), 'Resized image exists after regeneration call');
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}
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/**
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* Tests that cached images are regenerated properly after a cached file is renamed with new arguments
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* ToDo: This doesn't seem like something that is worth testing - what is the point of this?
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*/
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public function testRegenerateImagesWithRenaming() {
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$image = $this->objFromFixture('Image', 'imageWithMetacharacters');
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$image_generated = $image->ScaleWidth(200);
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$p = $image_generated->getFullPath();
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$this->assertTrue(file_exists($p), 'Resized image exists after creation call');
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// Encoding of the arguments is duplicated from cacheFilename
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$oldArgumentString = base64_encode(json_encode(array(200)));
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$newArgumentString = base64_encode(json_encode(array(300)));
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$newPath = str_replace($oldArgumentString, $newArgumentString, $p);
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$newRelative = str_replace($oldArgumentString, $newArgumentString, $image_generated->getFileName());
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rename($p, $newPath);
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$this->assertFalse(file_exists($p), 'Resized image does not exist at old path after renaming');
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$this->assertTrue(file_exists($newPath), 'Resized image exists at new path after renaming');
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$this->assertEquals(1, $image->regenerateFormattedImages(),
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'Cached images were regenerated in the right number');
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$image_generated_2 = new Image_Cached($newRelative);
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$this->assertEquals(300, $image_generated_2->getWidth(), 'Cached image was regenerated with correct width');
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}
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public function testGeneratedImageDeletion() {
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$image = $this->objFromFixture('Image', 'imageWithMetacharacters');
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$image_generated = $image->ScaleWidth(200);
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$p = $image_generated->getFullPath();
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$this->assertTrue(file_exists($p), 'Resized image exists after creation call');
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$numDeleted = $image->deleteFormattedImages();
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$this->assertEquals(1, $numDeleted, 'Expected one image to be deleted, but deleted ' . $numDeleted . ' images');
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$this->assertFalse(file_exists($p), 'Resized image not existing after deletion call');
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}
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/**
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* Tests that generated images with multiple image manipulations are all deleted
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*/
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public function testMultipleGenerateManipulationCallsImageDeletion() {
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$image = $this->objFromFixture('Image', 'imageWithMetacharacters');
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$firstImage = $image->ScaleWidth(200);
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$firstImagePath = $firstImage->getFullPath();
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$this->assertTrue(file_exists($firstImagePath));
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$secondImage = $firstImage->ScaleHeight(100);
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$secondImagePath = $secondImage->getFullPath();
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$this->assertTrue(file_exists($secondImagePath));
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$image->deleteFormattedImages();
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$this->assertFalse(file_exists($firstImagePath));
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$this->assertFalse(file_exists($secondImagePath));
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}
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/**
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* Tests path properties of cached images with multiple image manipulations
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*/
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public function testPathPropertiesCachedImage() {
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$image = $this->objFromFixture('Image', 'imageWithMetacharacters');
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$firstImage = $image->ScaleWidth(200);
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$firstImagePath = $firstImage->getRelativePath();
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$this->assertEquals($firstImagePath, $firstImage->Filename);
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$secondImage = $firstImage->ScaleHeight(100);
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$secondImagePath = $secondImage->getRelativePath();
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$this->assertEquals($secondImagePath, $secondImage->Filename);
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}
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/**
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* Test all generate methods
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*/
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public function testGenerateMethods() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$generateMethods = $this->getGenerateMethods();
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// test each generate method
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foreach ($generateMethods as $method) {
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$generatedImage = $image->$method(333, 333, 'FFFFFF');
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$this->assertFileExists(
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$generatedImage->getFullPath(),
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'Formatted ' . $method . ' image exists'
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);
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}
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}
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/**
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* Test deleteFormattedImages() against all generate methods
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*/
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public function testDeleteFormattedImages() {
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$image = $this->objFromFixture('Image', 'imageWithoutTitle');
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$generateMethods = $this->getGenerateMethods();
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// get paths for each generate method
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$paths = array();
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foreach ($generateMethods as $method) {
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$generatedImage = $image->$method(333, 333, 'FFFFFF');
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$paths[$method] = $generatedImage->getFullPath();
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}
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// delete formatted images
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$image->deleteFormattedImages();
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// test that all formatted images are deleted
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foreach ($paths as $method => $path) {
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$this->assertFalse(
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file_exists($path),
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'Formatted ' . $method . ' image does not exist'
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);
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}
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}
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/**
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* @param bool $custom include methods added dynamically at runtime
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* @return array
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*/
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protected function getGenerateMethods($custom = true) {
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$generateMethods = array();
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$methodNames = Image::create()->allMethodNames($custom);
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foreach ($methodNames as $methodName) {
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if (substr($methodName, 0, 8) == 'generate' && $methodName != 'generateformattedimage') {
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$format = substr($methodName, 8);
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$generateMethods[] = $format;
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}
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}
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return $generateMethods;
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}
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}
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