silverstripe-framework/tests/model/ImageTest.php
2015-10-23 16:57:44 +13:00

258 lines
9.1 KiB
PHP

<?php
use Filesystem as SS_Filesystem;
use League\Flysystem\Filesystem;
use SilverStripe\Filesystem\Flysystem\AssetAdapter;
use SilverStripe\Filesystem\Flysystem\FlysystemAssetStore;
use SilverStripe\Filesystem\Flysystem\FlysystemUrlPlugin;
/**
* @package framework
* @subpackage tests
*/
class ImageTest extends SapphireTest {
protected static $fixture_file = 'ImageTest.yml';
public function setUp() {
if(get_class($this) == "ImageTest") {
$this->skipTest = true;
}
parent::setUp();
if($this->skipTest) {
return;
}
// Set backend root to /ImageTest
AssetStoreTest_SpyStore::activate('ImageTest');
// Copy test images for each of the fixture references
$files = File::get()->exclude('ClassName', 'Folder');
foreach($files as $image) {
$filePath = AssetStoreTest_SpyStore::getLocalPath($image); // Only correct for test asset store
$sourcePath = BASE_PATH . '/framework/tests/model/testimages/' . $image->Name;
if(!file_exists($filePath)) {
SS_Filesystem::makeFolder(dirname($filePath));
if (!copy($sourcePath, $filePath)) {
user_error('Failed to copy test images', E_USER_ERROR);
}
}
}
}
public function tearDown() {
AssetStoreTest_SpyStore::reset();
parent::tearDown();
}
public function testGetTagWithTitle() {
Config::inst()->update('DBFile', 'force_resample', false);
$image = $this->objFromFixture('Image', 'imageWithTitle');
$expected = '<img src="/assets/ImageTest/folder/444065542b/test-image.png" alt="This is a image Title" />';
$actual = trim($image->getTag());
$this->assertEquals($expected, $actual);
}
public function testGetTagWithoutTitle() {
Config::inst()->update('DBFile', 'force_resample', false);
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$expected = '<img src="/assets/ImageTest/folder/444065542b/test-image.png" alt="test image" />';
$actual = trim($image->getTag());
$this->assertEquals($expected, $actual);
}
public function testGetTagWithoutTitleContainingDots() {
Config::inst()->update('DBFile', 'force_resample', false);
$image = $this->objFromFixture('Image', 'imageWithoutTitleContainingDots');
$expected = '<img src="/assets/ImageTest/folder/46affab704/test.image.with.dots.png" alt="test.image.with.dots" />';
$actual = trim($image->getTag());
$this->assertEquals($expected, $actual);
}
/**
* Tests that multiple image manipulations may be performed on a single Image
*/
public function testMultipleGenerateManipulationCalls() {
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$imageFirst = $image->ScaleWidth(200);
$this->assertNotNull($imageFirst);
$expected = 200;
$actual = $imageFirst->getWidth();
$this->assertEquals($expected, $actual);
$imageSecond = $imageFirst->ScaleHeight(100);
$this->assertNotNull($imageSecond);
$expected = 100;
$actual = $imageSecond->getHeight();
$this->assertEquals($expected, $actual);
}
/**
* Tests that image manipulations that do not affect the resulting dimensions
* of the output image do not resample the file.
*/
public function testReluctanceToResampling() {
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$this->assertTrue($image->isSize(300, 300));
// Set width to 300 pixels
$imageScaleWidth = $image->ScaleWidth(300);
$this->assertEquals($imageScaleWidth->getWidth(), 300);
$this->assertEquals($image->Filename, $imageScaleWidth->Filename);
// Set height to 300 pixels
$imageScaleHeight = $image->ScaleHeight(300);
$this->assertEquals($imageScaleHeight->getHeight(), 300);
$this->assertEquals($image->Filename, $imageScaleHeight->Filename);
// Crop image to 300 x 300
$imageCropped = $image->Fill(300, 300);
$this->assertTrue($imageCropped->isSize(300, 300));
$this->assertEquals($image->Filename, $imageCropped->Filename);
// Resize (padded) to 300 x 300
$imageSized = $image->Pad(300, 300);
$this->assertTrue($imageSized->isSize(300, 300));
$this->assertEquals($image->Filename, $imageSized->Filename);
// Padded image 300 x 300 (same as above)
$imagePadded = $image->Pad(300, 300);
$this->assertTrue($imagePadded->isSize(300, 300));
$this->assertEquals($image->Filename, $imagePadded->Filename);
// Resized (stretched) to 300 x 300
$imageStretched = $image->ResizedImage(300, 300);
$this->assertTrue($imageStretched->isSize(300, 300));
$this->assertEquals($image->Filename, $imageStretched->Filename);
// Fit (various options)
$imageFit = $image->Fit(300, 600);
$this->assertTrue($imageFit->isSize(300, 300));
$this->assertEquals($image->Filename, $imageFit->Filename);
$imageFit = $image->Fit(600, 300);
$this->assertTrue($imageFit->isSize(300, 300));
$this->assertEquals($image->Filename, $imageFit->Filename);
$imageFit = $image->Fit(300, 300);
$this->assertTrue($imageFit->isSize(300, 300));
$this->assertEquals($image->Filename, $imageFit->Filename);
}
/**
* Tests that a URL to a resampled image is provided when force_resample is
* set to true, if the resampled file is smaller than the original.
*/
public function testForceResample() {
$imageHQ = $this->objFromFixture('Image', 'highQualityJPEG');
$imageHQR = $imageHQ->Resampled();
$imageLQ = $this->objFromFixture('Image', 'lowQualityJPEG');
$imageLQR = $imageLQ->Resampled();
// Test resampled file is served when force_resample = true
Config::inst()->update('DBFile', 'force_resample', true);
$this->assertLessThan($imageHQ->getAbsoluteSize(), $imageHQR->getAbsoluteSize(), 'Resampled image is smaller than original');
$this->assertEquals($imageHQ->getURL(), $imageHQR->getSourceURL(), 'Path to a resampled image was returned by getURL()');
// Test original file is served when force_resample = true but original file is low quality
$this->assertGreaterThanOrEqual($imageLQ->getAbsoluteSize(), $imageLQR->getAbsoluteSize(), 'Resampled image is larger or same size as original');
$this->assertNotEquals($imageLQ->getURL(), $imageLQR->getSourceURL(), 'Path to the original image file was returned by getURL()');
// Test original file is served when force_resample = false
Config::inst()->update('DBFile', 'force_resample', false);
$this->assertNotEquals($imageHQ->getURL(), $imageHQR->getSourceURL(), 'Path to the original image file was returned by getURL()');
}
public function testImageResize() {
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$this->assertTrue($image->isSize(300, 300));
// Test normal resize
$resized = $image->Pad(150, 100);
$this->assertTrue($resized->isSize(150, 100));
// Test cropped resize
$cropped = $image->Fill(100, 200);
$this->assertTrue($cropped->isSize(100, 200));
// Test padded resize
$padded = $image->Pad(200, 100);
$this->assertTrue($padded->isSize(200, 100));
// Test Fit
$ratio = $image->Fit(80, 160);
$this->assertTrue($ratio->isSize(80, 80));
// Test FitMax
$fitMaxDn = $image->FitMax(200, 100);
$this->assertTrue($fitMaxDn->isSize(100, 100));
$fitMaxUp = $image->FitMax(500, 400);
$this->assertTrue($fitMaxUp->isSize(300, 300));
//Test ScaleMax
$scaleMaxWDn = $image->ScaleMaxWidth(200);
$this->assertTrue($scaleMaxWDn->isSize(200, 200));
$scaleMaxWUp = $image->ScaleMaxWidth(400);
$this->assertTrue($scaleMaxWUp->isSize(300, 300));
$scaleMaxHDn = $image->ScaleMaxHeight(200);
$this->assertTrue($scaleMaxHDn->isSize(200, 200));
$scaleMaxHUp = $image->ScaleMaxHeight(400);
$this->assertTrue($scaleMaxHUp->isSize(300, 300));
// Test FillMax
$cropMaxDn = $image->FillMax(200, 100);
$this->assertTrue($cropMaxDn->isSize(200, 100));
$cropMaxUp = $image->FillMax(400, 200);
$this->assertTrue($cropMaxUp->isSize(300, 150));
// Test Clip
$clipWDn = $image->CropWidth(200);
$this->assertTrue($clipWDn->isSize(200, 300));
$clipWUp = $image->CropWidth(400);
$this->assertTrue($clipWUp->isSize(300, 300));
$clipHDn = $image->CropHeight(200);
$this->assertTrue($clipHDn->isSize(300, 200));
$clipHUp = $image->CropHeight(400);
$this->assertTrue($clipHUp->isSize(300, 300));
}
/**
* @expectedException InvalidArgumentException
*/
public function testGenerateImageWithInvalidParameters() {
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$image->ScaleHeight('String');
$image->Pad(600,600,'XXXXXX');
}
public function testCacheFilename() {
$image = $this->objFromFixture('Image', 'imageWithoutTitle');
$imageFirst = $image->Pad(200,200,'CCCCCC');
$imageFilename = $imageFirst->getURL();
// Encoding of the arguments is duplicated from cacheFilename
$neededPart = 'Pad' . Convert::base64url_encode(array(200,200,'CCCCCC'));
$this->assertContains($neededPart, $imageFilename, 'Filename for cached image is correctly generated');
}
/**
* Test that propertes from the source Image are inherited by resampled images
*/
public function testPropertyInheritance() {
$testString = 'This is a test';
$origImage = $this->objFromFixture('Image', 'imageWithTitle');
$origImage->TestProperty = $testString;
$resampled = $origImage->ScaleWidth(10);
$this->assertEquals($resampled->TestProperty, $testString);
$resampled2 = $resampled->ScaleWidth(5);
$this->assertEquals($resampled2->TestProperty, $testString);
}
}