diff options
Diffstat (limited to 'tests/lib/ImageTest.php')
| -rw-r--r-- | tests/lib/ImageTest.php | 341 |
1 files changed, 341 insertions, 0 deletions
diff --git a/tests/lib/ImageTest.php b/tests/lib/ImageTest.php new file mode 100644 index 00000000000..9dba7e3739b --- /dev/null +++ b/tests/lib/ImageTest.php @@ -0,0 +1,341 @@ +<?php +/** + * Copyright (c) 2013 Christopher Schäpers <christopher@schaepers.it> + * This file is licensed under the Affero General Public License version 3 or + * later. + * See the COPYING-README file. + */ + +namespace Test; + +use OC; + +class ImageTest extends \Test\TestCase { + public static function tearDownAfterClass() { + @unlink(OC::$SERVERROOT.'/tests/data/testimage2.png'); + @unlink(OC::$SERVERROOT.'/tests/data/testimage2.jpg'); + + parent::tearDownAfterClass(); + } + + public function testGetMimeTypeForFile() { + $mimetype = \OC_Image::getMimeTypeForFile(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertEquals('image/png', $mimetype); + + $mimetype = \OC_Image::getMimeTypeForFile(OC::$SERVERROOT.'/tests/data/testimage.jpg'); + $this->assertEquals('image/jpeg', $mimetype); + + $mimetype = \OC_Image::getMimeTypeForFile(OC::$SERVERROOT.'/tests/data/testimage.gif'); + $this->assertEquals('image/gif', $mimetype); + + $mimetype = \OC_Image::getMimeTypeForFile(null); + $this->assertEquals('', $mimetype); + } + + public function testConstructDestruct() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertInstanceOf('\OC_Image', $img); + $this->assertInstanceOf('\OCP\IImage', $img); + unset($img); + + $imgcreate = imagecreatefromjpeg(OC::$SERVERROOT.'/tests/data/testimage.jpg'); + $img = new \OC_Image($imgcreate); + $this->assertInstanceOf('\OC_Image', $img); + $this->assertInstanceOf('\OCP\IImage', $img); + unset($img); + + $base64 = base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif')); + $img = new \OC_Image($base64); + $this->assertInstanceOf('\OC_Image', $img); + $this->assertInstanceOf('\OCP\IImage', $img); + unset($img); + + $img = new \OC_Image(null); + $this->assertInstanceOf('\OC_Image', $img); + $this->assertInstanceOf('\OCP\IImage', $img); + unset($img); + } + + public function testValid() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertTrue($img->valid()); + + $text = base64_encode("Lorem ipsum dolor sir amet …"); + $img = new \OC_Image($text); + $this->assertFalse($img->valid()); + + $img = new \OC_Image(null); + $this->assertFalse($img->valid()); + } + + public function testMimeType() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertEquals('image/png', $img->mimeType()); + + $img = new \OC_Image(null); + $this->assertEquals('', $img->mimeType()); + + if (\OC_Util::runningOnWindows()) { + $this->markTestSkipped('[Windows] Images created with imagecreate() are pngs on windows'); + } + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $this->assertEquals('image/jpeg', $img->mimeType()); + + $img = new \OC_Image(base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'))); + $this->assertEquals('image/gif', $img->mimeType()); + } + + public function testWidth() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertEquals(128, $img->width()); + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $this->assertEquals(1680, $img->width()); + + $img = new \OC_Image(base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'))); + $this->assertEquals(64, $img->width()); + + $img = new \OC_Image(null); + $this->assertEquals(-1, $img->width()); + } + + public function testHeight() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertEquals(128, $img->height()); + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $this->assertEquals(1050, $img->height()); + + $img = new \OC_Image(base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'))); + $this->assertEquals(64, $img->height()); + + $img = new \OC_Image(null); + $this->assertEquals(-1, $img->height()); + } + + public function testSave() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $img->resize(16); + $img->save(OC::$SERVERROOT.'/tests/data/testimage2.png'); + $this->assertEquals(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage2.png'), $img->data()); + + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.jpg'); + $img->resize(128); + $img->save(OC::$SERVERROOT.'/tests/data/testimage2.jpg'); + $this->assertEquals(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage2.jpg'), $img->data()); + } + + public function testData() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $raw = imagecreatefromstring(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.png')); + // Preserve transparency + imagealphablending($raw, true); + imagesavealpha($raw, true); + ob_start(); + imagepng($raw); + $expected = ob_get_clean(); + $this->assertEquals($expected, $img->data()); + + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.jpg'); + $raw = imagecreatefromstring(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + ob_start(); + imagejpeg($raw); + $expected = ob_get_clean(); + $this->assertEquals($expected, $img->data()); + + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.gif'); + $raw = imagecreatefromstring(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif')); + ob_start(); + imagegif($raw); + $expected = ob_get_clean(); + $this->assertEquals($expected, $img->data()); + } + + public function testDataNoResource() { + $img = new \OC_Image(); + $this->assertNull($img->data()); + } + + /** + * @depends testData + */ + public function testToString() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $expected = base64_encode($img->data()); + $this->assertEquals($expected, (string)$img); + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $expected = base64_encode($img->data()); + $this->assertEquals($expected, (string)$img); + + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.gif'); + $expected = base64_encode($img->data()); + $this->assertEquals($expected, (string)$img); + } + + public function testResize() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertTrue($img->resize(32)); + $this->assertEquals(32, $img->width()); + $this->assertEquals(32, $img->height()); + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $this->assertTrue($img->resize(840)); + $this->assertEquals(840, $img->width()); + $this->assertEquals(525, $img->height()); + + $img = new \OC_Image(base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'))); + $this->assertTrue($img->resize(100)); + $this->assertEquals(100, $img->width()); + $this->assertEquals(100, $img->height()); + } + + public function testPreciseResize() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertTrue($img->preciseResize(128, 512)); + $this->assertEquals(128, $img->width()); + $this->assertEquals(512, $img->height()); + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $this->assertTrue($img->preciseResize(64, 840)); + $this->assertEquals(64, $img->width()); + $this->assertEquals(840, $img->height()); + + $img = new \OC_Image(base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'))); + $this->assertTrue($img->preciseResize(1000, 1337)); + $this->assertEquals(1000, $img->width()); + $this->assertEquals(1337, $img->height()); + } + + public function testCenterCrop() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $img->centerCrop(); + $this->assertEquals(128, $img->width()); + $this->assertEquals(128, $img->height()); + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $img->centerCrop(); + $this->assertEquals(1050, $img->width()); + $this->assertEquals(1050, $img->height()); + + $img = new \OC_Image(base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'))); + $img->centerCrop(512); + $this->assertEquals(512, $img->width()); + $this->assertEquals(512, $img->height()); + } + + public function testCrop() { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $this->assertTrue($img->crop(0, 0, 50, 20)); + $this->assertEquals(50, $img->width()); + $this->assertEquals(20, $img->height()); + + $img = new \OC_Image(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.jpg')); + $this->assertTrue($img->crop(500, 700, 550, 300)); + $this->assertEquals(550, $img->width()); + $this->assertEquals(300, $img->height()); + + $img = new \OC_Image(base64_encode(file_get_contents(OC::$SERVERROOT.'/tests/data/testimage.gif'))); + $this->assertTrue($img->crop(10, 10, 15, 15)); + $this->assertEquals(15, $img->width()); + $this->assertEquals(15, $img->height()); + } + + public static function sampleProvider() { + return [ + ['testimage.png', [200, 100], [100, 100]], + ['testimage.jpg', [840, 840], [840, 525]], + ['testimage.gif', [200, 250], [200, 200]] + ]; + } + + /** + * @dataProvider sampleProvider + * + * @param string $filename + * @param int[] $asked + * @param int[] $expected + */ + public function testFitIn($filename, $asked, $expected) { + $img = new \OC_Image(OC::$SERVERROOT . '/tests/data/' . $filename); + $this->assertTrue($img->fitIn($asked[0], $asked[1])); + $this->assertEquals($expected[0], $img->width()); + $this->assertEquals($expected[1], $img->height()); + } + + public static function sampleFilenamesProvider() { + return [ + ['testimage.png'], + ['testimage.jpg'], + ['testimage.gif'] + ]; + } + + /** + * Image should not be resized if it's already smaller than what is required + * + * @dataProvider sampleFilenamesProvider + * + * @param string $filename + */ + public function testScaleDownToFitWhenSmallerAlready($filename) { + $img = new \OC_Image(OC::$SERVERROOT . '/tests/data/' . $filename); + $currentWidth = $img->width(); + $currentHeight = $img->height(); + // We pick something larger than the image we want to scale down + $this->assertFalse($img->scaleDownToFit(4000, 4000)); + // The dimensions of the image should not have changed since it's smaller already + $resizedWidth = $img->width(); + $resizedHeight = $img->height(); + $this->assertEquals( + $currentWidth, $img->width(), "currentWidth $currentWidth resizedWidth $resizedWidth \n" + ); + $this->assertEquals( + $currentHeight, $img->height(), + "currentHeight $currentHeight resizedHeight $resizedHeight \n" + ); + } + + public static function largeSampleProvider() { + return [ + ['testimage.png', [200, 100], [100, 100]], + ['testimage.jpg', [840, 840], [840, 525]], + ]; + } + + /** + * @dataProvider largeSampleProvider + * + * @param string $filename + * @param int[] $asked + * @param int[] $expected + */ + public function testScaleDownWhenBigger($filename, $asked, $expected) { + $img = new \OC_Image(OC::$SERVERROOT . '/tests/data/' . $filename); + //$this->assertTrue($img->scaleDownToFit($asked[0], $asked[1])); + $img->scaleDownToFit($asked[0], $asked[1]); + $this->assertEquals($expected[0], $img->width()); + $this->assertEquals($expected[1], $img->height()); + } + + function convertDataProvider() { + return array( + array( 'image/gif'), + array( 'image/jpeg'), + array( 'image/png'), + ); + } + + /** + * @dataProvider convertDataProvider + */ + public function testConvert($mimeType) { + $img = new \OC_Image(OC::$SERVERROOT.'/tests/data/testimage.png'); + $tempFile = tempnam(sys_get_temp_dir(), 'img-test'); + + $img->save($tempFile, $mimeType); + $actualMimeType = \OC_Image::getMimeTypeForFile($tempFile); + $this->assertEquals($mimeType, $actualMimeType); + } +} |