/**
* Check if a file is supported by this ImageIO. This check is based on the extension.
* @param File file to check if it is supported
* @param mixed supportedExtensions string of an extension or array with extension strings
*/
protected function checkIfFileIsSupported(File $file, $supportedExtensions)
{
if (!$file->hasExtension($supportedExtensions)) {
throw new ImageException($file->getPath() . ' is not supported');
}
return true;
}
/**
* @dataProvider providerHasExtension
*/
public function testHasExtension($expected, $value)
{
$file = new File('test.txt');
$result = $file->hasExtension($value);
$this->assertEquals($expected, $result, var_export($value, true));
}