/**
* @param string $xmlFile
* @param string $newXmlFile
* @param array $ids
* @param string $expectedXmlFile
* @dataProvider mergeDataProvider
*/
public function testMerge($xmlFile, $newXmlFile, $ids, $expectedXmlFile)
{
$xml = file_get_contents(__DIR__ . "/_files/dom/{$xmlFile}");
$newXml = file_get_contents(__DIR__ . "/_files/dom/{$newXmlFile}");
$expectedXml = file_get_contents(__DIR__ . "/_files/dom/{$expectedXmlFile}");
$config = new Magento_Config_Dom($xml, $ids);
$config->merge($newXml);
$this->assertXmlStringEqualsXmlString($expectedXml, $config->getDom()->saveXML());
}
/**
* Merge the config XML-files
*
* @param array $configFiles
* @throws Exception if a non-existing or invalid XML-file passed
*/
protected function _merge($configFiles)
{
$domConfig = new Magento_Config_Dom($this->_getInitialXml(), $this->_getIdAttributes());
foreach ($configFiles as $file) {
if (!file_exists($file)) {
throw new Exception("File does not exist: {$file}");
}
$domConfig->merge(file_get_contents($file));
if (!$domConfig->validate($this->getSchemaFile(), $errors)) {
$message = "Invalid XML-file: {$file}\n";
/** @var libXMLError $error */
foreach ($errors as $error) {
$message .= "{$error->message} Line: {$error->line}\n";
}
throw new Exception($message);
}
}
$this->_dom = $domConfig->getDom();
}
