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-rw-r--r--tests/phpunit/includes/media/PNGTest.php123
1 files changed, 123 insertions, 0 deletions
diff --git a/tests/phpunit/includes/media/PNGTest.php b/tests/phpunit/includes/media/PNGTest.php
new file mode 100644
index 00000000..ad4c2493
--- /dev/null
+++ b/tests/phpunit/includes/media/PNGTest.php
@@ -0,0 +1,123 @@
+<?php
+class PNGHandlerTest extends MediaWikiTestCase {
+
+ /** @var PNGHandler */
+ protected $handler;
+ /** @var FSRepo */
+ protected $repo;
+ /** @var FSFileBackend */
+ protected $backend;
+ /** @var string */
+ protected $filePath;
+
+ protected function setUp() {
+ parent::setUp();
+
+ $this->filePath = __DIR__ . '/../../data/media';
+ $this->backend = new FSFileBackend( array(
+ 'name' => 'localtesting',
+ 'lockManager' => 'nullLockManager',
+ 'containerPaths' => array( 'data' => $this->filePath )
+ ) );
+ $this->repo = new FSRepo( array(
+ 'name' => 'temp',
+ 'url' => 'http://localhost/thumbtest',
+ 'backend' => $this->backend
+ ) );
+ $this->handler = new PNGHandler();
+ }
+
+ /**
+ * @covers PNGHandler::getMetadata
+ */
+ public function testInvalidFile() {
+ $res = $this->handler->getMetadata( null, $this->filePath . '/README' );
+ $this->assertEquals( PNGHandler::BROKEN_FILE, $res );
+ }
+
+ /**
+ * @param $filename String basename of the file to check
+ * @param $expected boolean Expected result.
+ * @dataProvider provideIsAnimated
+ * @covers PNGHandler::isAnimatedImage
+ */
+ public function testIsAnimanted( $filename, $expected ) {
+ $file = $this->dataFile( $filename, 'image/png' );
+ $actual = $this->handler->isAnimatedImage( $file );
+ $this->assertEquals( $expected, $actual );
+ }
+
+ public static function provideIsAnimated() {
+ return array(
+ array( 'Animated_PNG_example_bouncing_beach_ball.png', true ),
+ array( '1bit-png.png', false ),
+ );
+ }
+
+ /**
+ * @param $filename String
+ * @param $expected Integer Total image area
+ * @dataProvider provideGetImageArea
+ * @covers PNGHandler::getImageArea
+ */
+ public function testGetImageArea( $filename, $expected ) {
+ $file = $this->dataFile( $filename, 'image/png' );
+ $actual = $this->handler->getImageArea( $file, $file->getWidth(), $file->getHeight() );
+ $this->assertEquals( $expected, $actual );
+ }
+
+ public static function provideGetImageArea() {
+ return array(
+ array( '1bit-png.png', 2500 ),
+ array( 'greyscale-png.png', 2500 ),
+ array( 'Png-native-test.png', 126000 ),
+ array( 'Animated_PNG_example_bouncing_beach_ball.png', 10000 ),
+ );
+ }
+
+ /**
+ * @param $metadata String Serialized metadata
+ * @param $expected Integer One of the class constants of PNGHandler
+ * @dataProvider provideIsMetadataValid
+ * @covers PNGHandler::isMetadataValid
+ */
+ public function testIsMetadataValid( $metadata, $expected ) {
+ $actual = $this->handler->isMetadataValid( null, $metadata );
+ $this->assertEquals( $expected, $actual );
+ }
+
+ public static function provideIsMetadataValid() {
+ return array(
+ array( PNGHandler::BROKEN_FILE, PNGHandler::METADATA_GOOD ),
+ array( '', PNGHandler::METADATA_BAD ),
+ array( null, PNGHandler::METADATA_BAD ),
+ array( 'Something invalid!', PNGHandler::METADATA_BAD ),
+ array( 'a:6:{s:10:"frameCount";i:0;s:9:"loopCount";i:1;s:8:"duration";d:0;s:8:"bitDepth";i:8;s:9:"colorType";s:10:"truecolour";s:8:"metadata";a:1:{s:15:"_MW_PNG_VERSION";i:1;}}', PNGHandler::METADATA_GOOD ),
+ );
+ }
+
+ /**
+ * @param $filename String
+ * @param $expected String Serialized array
+ * @dataProvider provideGetMetadata
+ * @covers PNGHandler::getMetadata
+ */
+ public function testGetMetadata( $filename, $expected ) {
+ $file = $this->dataFile( $filename, 'image/png' );
+ $actual = $this->handler->getMetadata( $file, "$this->filePath/$filename" );
+// $this->assertEquals( unserialize( $expected ), unserialize( $actual ) );
+ $this->assertEquals( ( $expected ), ( $actual ) );
+ }
+
+ public static function provideGetMetadata() {
+ return array(
+ array( 'rgb-na-png.png', 'a:6:{s:10:"frameCount";i:0;s:9:"loopCount";i:1;s:8:"duration";d:0;s:8:"bitDepth";i:8;s:9:"colorType";s:10:"truecolour";s:8:"metadata";a:1:{s:15:"_MW_PNG_VERSION";i:1;}}' ),
+ array( 'xmp.png', 'a:6:{s:10:"frameCount";i:0;s:9:"loopCount";i:1;s:8:"duration";d:0;s:8:"bitDepth";i:1;s:9:"colorType";s:14:"index-coloured";s:8:"metadata";a:2:{s:12:"SerialNumber";s:9:"123456789";s:15:"_MW_PNG_VERSION";i:1;}}' ),
+ );
+ }
+
+ private function dataFile( $name, $type ) {
+ return new UnregisteredLocalFile( false, $this->repo,
+ "mwstore://localtesting/data/$name", $type );
+ }
+}