/**
* Tests derivative creation with several source on a local writable stream.
*
* @dataProvider providerTestCustomStreamWrappers
*
* @param string $source_scheme
* The source stream wrapper scheme.
* @param string $expected_scheme
* The derivative expected stream wrapper scheme.
*/
public function testCustomStreamWrappers($source_scheme, $expected_scheme)
{
$derivative_uri = $this->imageStyle->buildUri("{$source_scheme}://some/path/image.png");
$derivative_scheme = $this->fileSystem->uriScheme($derivative_uri);
// Check that the derivative scheme is the expected scheme.
$this->assertSame($expected_scheme, $derivative_scheme);
// Check that the derivative URI is the expected one.
$expected_uri = "{$expected_scheme}://styles/{$this->imageStyle->id()}/{$source_scheme}/some/path/image.png";
$this->assertSame($expected_uri, $derivative_uri);
}
/**
* Determines if the given URI or path is considered local.
*
* A URI or path is considered local if it either has no scheme component,
* or the scheme is implemented by a stream wrapper which extends
* \Drupal\Core\StreamWrapper\LocalStream.
*
* @param string $uri
* The URI or path to test.
*
* @return bool
*/
protected function isLocalUri($uri)
{
$scheme = $this->fileSystem->uriScheme($uri);
// The vfs scheme is vfsStream, which is used in testing. vfsStream is a
// simulated file system that exists only in memory, but should be treated
// as a local resource.
if ($scheme == 'vfs') {
$scheme = FALSE;
}
return $scheme === FALSE || $this->streamWrapperManager->getViaScheme($scheme) instanceof LocalStream;
}
/**
* Determines if the given URI or path is considered local.
*
* A URI or path is considered local if it either has no scheme component,
* or the scheme is implemented by a stream wrapper which extends
* \Drupal\Core\StreamWrapper\LocalStream.
*
* @param string $uri
* The URI or path to test.
*
* @return bool
*/
protected function isLocalUri($uri)
{
$scheme = $this->fileSystem->uriScheme($uri);
return $scheme === FALSE || $this->streamWrapperManager->getViaScheme($scheme) instanceof LocalStream;
}