ResolveRemoteIncludes fix: RelativePathResolver was not used in XmlDomDocumentImportReplacer

Incompatible changes: 1) Default SoapClientOptionsBuilder method now sets tracing to ON and 2) SoapResponse now contains request in all calls so that SoapRequestFactory interface had to be changed.

phpunit.xml.dist

@@ -21,6 +21,16 @@
         </testsuite>
     </testsuites>
 
+    <filter>
+        <whitelist>
+            <directory>src</directory>
+            <exclude>
+                <directory>src/BeSimple/SoapBundle</directory>
+                <directory>src/BeSimple/SoapCommon/Type</directory>
+            </exclude>
+        </whitelist>
+    </filter>
+
     <logging>
         <log type="coverage-text" target="php://stdout" showUncoveredFiles="true" showOnlySummary="true"/>
         <log type="coverage-clover" target="cache/clover.xml"/>

src/BeSimple/SoapClient/SoapClient.php

@@ -61,7 +61,7 @@ class SoapClient extends \SoapClient
                 $this->curl,
                 $soapOptions->getWsdlFile(),
                 $soapOptions->getWsdlCacheType(),
-                false
+                $soapClientOptions->isResolveRemoteIncludes()
             );
         } catch (Exception $e) {
             throw new SoapFault(
@@ -95,7 +95,7 @@ class SoapClient extends \SoapClient
 
         } catch (SoapFault $soapFault) {
             if (SoapFaultSourceGetter::isNativeSoapFault($soapFault)) {
-                $soapFault = $this->decorateNativeSoapFault($soapFault);
+                $soapFault = $this->decorateNativeSoapFaultWithSoapResponseTracingData($soapFault);
             }
 
             throw $soapFault;
@@ -257,6 +257,23 @@ class SoapClient extends \SoapClient
         return $loadedWsdlFilePath;
     }
 
+    private function getHttpHeadersBySoapVersion(SoapRequest $soapRequest)
+    {
+        if ($soapRequest->getVersion() === SOAP_1_1) {
+
+            return [
+                'Content-Type: ' . $soapRequest->getContentType(),
+                'SOAPAction: "' . $soapRequest->getAction() . '"',
+                'Connection: ' . ($this->soapOptions->isConnectionKeepAlive() ? 'Keep-Alive' : 'close'),
+            ];
+        }
+
+        return [
+            'Content-Type: ' . $soapRequest->getContentType() . '; action="' . $soapRequest->getAction() . '"',
+            'Connection: ' . ($this->soapOptions->isConnectionKeepAlive() ? 'Keep-Alive' : 'close'),
+        ];
+    }
+
     private function getAttachmentFilters()
     {
         $filters = [];
@@ -277,7 +294,6 @@ class SoapClient extends \SoapClient
         array $soapAttachments = []
     ) {
         if ($this->soapClientOptions->getTrace() === true) {
-
             return SoapResponseFactory::createWithTracingData(
                 $soapRequest,
                 $curlResponse->getResponseBody(),
@@ -288,10 +304,8 @@ class SoapClient extends \SoapClient
         }
 
         return SoapResponseFactory::create(
+            $soapRequest,
             $curlResponse->getResponseBody(),
-            $soapRequest->getLocation(),
-            $soapRequest->getAction(),
-            $soapRequest->getVersion(),
             $curlResponse->getHttpResponseContentType(),
             $soapAttachments
         );
@@ -320,68 +334,43 @@ class SoapClient extends \SoapClient
         );
     }
 
-    private function decorateNativeSoapFault(SoapFault $nativePhpSoapFault)
+    private function decorateNativeSoapFaultWithSoapResponseTracingData(SoapFault $nativePhpSoapFault)
     {
-        $soapResponse = $this->getSoapResponseFromStorage();
-        if ($soapResponse instanceof SoapResponse) {
-            $soapFault = $this->throwSoapFaultByTracing(
-                SoapFaultPrefixEnum::PREFIX_PHP . '-' . $nativePhpSoapFault->getCode(),
-                $nativePhpSoapFault->getMessage(),
-                $this->getSoapResponseTracingDataFromNativeSoapFault(
-                    $nativePhpSoapFault,
-                    new SoapResponseTracingData(
-                        'Content-Type: '.$soapResponse->getRequest()->getContentType(),
-                        $soapResponse->getRequest()->getContent(),
-                        'Content-Type: '.$soapResponse->getContentType(),
-                        $soapResponse->getResponseContent()
-                    )
-                )
-            );
-        } else {
-            $soapFault = $this->throwSoapFaultByTracing(
-                $nativePhpSoapFault->faultcode,
-                $nativePhpSoapFault->getMessage(),
-                $this->getSoapResponseTracingDataFromNativeSoapFault(
-                    $nativePhpSoapFault,
-                    new SoapResponseTracingData(
-                        null,
-                        null,
-                        null,
-                        null
-                    )
-                )
-            );
-        }
-
-        return $soapFault;
+        return $this->throwSoapFaultByTracing(
+            $nativePhpSoapFault->faultcode,
+            $nativePhpSoapFault->getMessage(),
+            $this->getSoapResponseTracingDataFromNativeSoapFaultOrStorage($nativePhpSoapFault)
+        );
     }
 
-    private function getSoapResponseTracingDataFromNativeSoapFault(
-        SoapFault $nativePhpSoapFault,
-        SoapResponseTracingData $defaultSoapFaultTracingData
-    ) {
+    private function getSoapResponseTracingDataFromNativeSoapFaultOrStorage(SoapFault $nativePhpSoapFault)
+    {
         if ($nativePhpSoapFault instanceof SoapFaultWithTracingData) {
-
             return $nativePhpSoapFault->getSoapResponseTracingData();
         }
 
-        return $defaultSoapFaultTracingData;
+        return $this->getSoapResponseTracingDataFromRequestStorage();
     }
 
-    private function getHttpHeadersBySoapVersion(SoapRequest $soapRequest)
+    private function getSoapResponseTracingDataFromRequestStorage()
     {
-        if ($soapRequest->getVersion() === SOAP_1_1) {
+        $lastResponseHeaders = $lastResponse = $lastRequestHeaders = $lastRequest = null;
+        $soapResponse = $this->getSoapResponseFromStorage();
+        if ($soapResponse instanceof SoapResponse) {
+            $lastResponseHeaders = 'Content-Type: ' . $soapResponse->getContentType();
+            $lastResponse = $soapResponse->getResponseContent();
 
-            return [
-                'Content-Type: ' . $soapRequest->getContentType(),
-                'SOAPAction: "' . $soapRequest->getAction() . '"',
-                'Connection: ' . ($this->soapOptions->isConnectionKeepAlive() ? 'Keep-Alive' : 'close'),
-            ];
+            if ($soapResponse->hasRequest() === true) {
+                $lastRequestHeaders = 'Content-Type: ' . $soapResponse->getRequest()->getContentType();
+                $lastRequest = $soapResponse->getRequest()->getContent();
+            }
         }
 
-        return [
-            'Content-Type: ' . $soapRequest->getContentType() . '; action="' . $soapRequest->getAction() . '"',
-            'Connection: ' . ($this->soapOptions->isConnectionKeepAlive() ? 'Keep-Alive' : 'close'),
-        ];
+        return new SoapResponseTracingData(
+            $lastRequestHeaders,
+            $lastRequest,
+            $lastResponseHeaders,
+            $lastResponse
+        );
     }
 }

src/BeSimple/SoapClient/SoapClientOptionsBuilder.php

@@ -28,7 +28,7 @@ class SoapClientOptionsBuilder
     public static function createWithDefaults()
     {
         return new SoapClientOptions(
-            SoapClientOptions::SOAP_CLIENT_TRACE_OFF,
+            SoapClientOptions::SOAP_CLIENT_TRACE_ON,
             SoapClientOptions::SOAP_CLIENT_EXCEPTIONS_ON,
             CurlOptions::DEFAULT_USER_AGENT,
             SoapClientOptions::SOAP_CLIENT_COMPRESSION_NONE
@@ -81,4 +81,25 @@ class SoapClientOptionsBuilder
             $endpointLocation
         );
     }
+
+    /**
+     * @param SoapServerAuthenticationInterface $authentication
+     * @param bool $resolveRemoteIncludes
+     * @return SoapClientOptions
+     */
+    public static function createWithAuthenticationAndResolveRemoteIncludes(
+        SoapServerAuthenticationInterface $authentication,
+        $resolveRemoteIncludes
+    ) {
+        return new SoapClientOptions(
+            SoapClientOptions::SOAP_CLIENT_TRACE_ON,
+            SoapClientOptions::SOAP_CLIENT_EXCEPTIONS_ON,
+            CurlOptions::DEFAULT_USER_AGENT,
+            SoapClientOptions::SOAP_CLIENT_COMPRESSION_NONE,
+            $authentication,
+            SoapClientOptions::SOAP_CLIENT_PROXY_NONE,
+            SoapClientOptions::SOAP_CLIENT_ENDPOINT_LOCATION_NONE,
+            $resolveRemoteIncludes
+        );
+    }
 }

src/BeSimple/SoapClient/SoapOptions/SoapClientOptions.php

@@ -19,6 +19,9 @@ class SoapClientOptions
     const SOAP_CLIENT_COMPRESSION_DEFLATE = CurlOptions::SOAP_COMPRESSION_DEFLATE;
     const SOAP_CLIENT_AUTHENTICATION_NONE = null;
     const SOAP_CLIENT_PROXY_NONE = null;
+    const SOAP_CLIENT_ENDPOINT_LOCATION_NONE = null;
+    const SOAP_CLIENT_RESOLVE_REMOTE_INCLUDES_ON = true;
+    const SOAP_CLIENT_RESOLVE_REMOTE_INCLUDES_OFF = false;
 
     private $trace;
     private $exceptions;
@@ -27,15 +30,17 @@ class SoapClientOptions
     private $authentication;
     private $proxy;
     private $location;
+    private $resolveRemoteIncludes;
 
     /**
-     * @param bool $trace = SoapClientOptions::SOAP_CLIENT_TRACE_ON|SoapClientOptions::SOAP_CLIENT_TRACE_OFF
-     * @param bool $exceptions = SoapClientOptions::SOAP_CLIENT_EXCEPTIONS_ON|SoapClientOptions::SOAP_CLIENT_EXCEPTIONS_OFF
+     * @param bool $trace = self::SOAP_CLIENT_TRACE_ON|self::SOAP_CLIENT_TRACE_OFF
+     * @param bool $exceptions = self::SOAP_CLIENT_EXCEPTIONS_ON|self::SOAP_CLIENT_EXCEPTIONS_OFF
      * @param string $userAgent
-     * @param int|null $compression = SoapClientOptions::SOAP_CLIENT_COMPRESSION_NONE|SoapClientOptions::SOAP_CLIENT_COMPRESSION_GZIP|SoapClientOptions::SOAP_CLIENT_COMPRESSION_DEFLATE
+     * @param int|null $compression = self::SOAP_CLIENT_COMPRESSION_NONE|self::SOAP_CLIENT_COMPRESSION_GZIP|self::SOAP_CLIENT_COMPRESSION_DEFLATE
      * @param SoapServerAuthenticationInterface|null $authentication
      * @param SoapServerProxy|null $proxy
      * @param string|null $location
+     * @param bool $resolveRemoteIncludes = self::SOAP_CLIENT_RESOLVE_REMOTE_INCLUDES_ON|self::SOAP_CLIENT_RESOLVE_REMOTE_INCLUDES_OFF
      */
     public function __construct(
         $trace,
@@ -44,7 +49,8 @@ class SoapClientOptions
         $compression = null,
         SoapServerAuthenticationInterface $authentication = null,
         SoapServerProxy $proxy = null,
-        $location = null
+        $location = null,
+        $resolveRemoteIncludes = false
     ) {
         $this->trace = $trace;
         $this->exceptions = $exceptions;
@@ -53,6 +59,7 @@ class SoapClientOptions
         $this->authentication = $authentication;
         $this->proxy = $proxy;
         $this->location = $location;
+        $this->resolveRemoteIncludes = $resolveRemoteIncludes;
     }
 
     public function getTrace()
@@ -120,6 +127,11 @@ class SoapClientOptions
         return $this->location;
     }
 
+    public function isResolveRemoteIncludes()
+    {
+        return $this->resolveRemoteIncludes;
+    }
+
     public function toArray()
     {
         $optionsAsArray = [

src/BeSimple/SoapClient/SoapResponse.php

@@ -44,6 +44,11 @@ class SoapResponse extends CommonSoapResponse
         $this->tracingData = $tracingData;
     }
 
+    public function hasRequest()
+    {
+        return $this->request !== null;
+    }
+
     public function setRequest(SoapRequest $request)
     {
         $this->request = $request;

src/BeSimple/SoapClient/SoapResponseFactory.php

@@ -27,27 +27,24 @@ class SoapResponseFactory
     /**
      * Factory method for SoapClient\SoapResponse.
      *
+     * @param SoapRequest               $soapRequest    related request object
      * @param string                    $content        Content
-     * @param string                    $location       Location
-     * @param string                    $action         SOAP action
-     * @param string                    $version        SOAP version
      * @param string                    $contentType    Content type header
      * @param SoapAttachment[]          $attachments    SOAP attachments
      * @return SoapResponse
      */
     public static function create(
+        SoapRequest $soapRequest,
         $content,
-        $location,
-        $action,
-        $version,
         $contentType,
         array $attachments = []
     ) {
         $response = new SoapResponse();
+        $response->setRequest($soapRequest);
         $response->setContent($content);
-        $response->setLocation($location);
-        $response->setAction($action);
-        $response->setVersion($version);
+        $response->setLocation($soapRequest->getLocation());
+        $response->setAction($soapRequest->getAction());
+        $response->setVersion($soapRequest->getVersion());
         $response->setContentType($contentType);
         if (count($attachments) > 0) {
             $response->setAttachments(
@@ -82,9 +79,7 @@ class SoapResponseFactory
         $response->setAction($soapRequest->getAction());
         $response->setVersion($soapRequest->getVersion());
         $response->setContentType($contentType);
-        if ($tracingData !== null) {
-            $response->setTracingData($tracingData);
-        }
+        $response->setTracingData($tracingData);
         if (count($attachments) > 0) {
             $response->setAttachments(
                 PartFactory::createAttachmentParts($attachments)

src/BeSimple/SoapClient/WsdlDownloader.php

@@ -13,6 +13,8 @@
 namespace BeSimple\SoapClient;
 
 use BeSimple\SoapClient\Curl\Curl;
+use BeSimple\SoapClient\Xml\RemoteFileResolver;
+use BeSimple\SoapClient\Xml\XmlFileDomDocumentProcessor;
 use BeSimple\SoapCommon\Cache;
 use BeSimple\SoapCommon\Helper;
 use DOMDocument;
@@ -30,6 +32,11 @@ use Exception;
  */
 class WsdlDownloader
 {
+    public static function instantiateDownloader()
+    {
+        return new self();
+    }
+
     /**
      * @param Curl $curl
      * @param string $wsdlPath WSDL file URL/path
@@ -39,10 +46,10 @@ class WsdlDownloader
      */
     public function getWsdlPath(Curl $curl, $wsdlPath, $wsdCacheType, $resolveRemoteIncludes = true)
     {
-        $isRemoteFile = $this->isRemoteFile($wsdlPath);
+        $isRemoteFile = RemoteFileResolver::instantiateResolver()->isRemoteFile($wsdlPath);
         $isCacheEnabled = $wsdCacheType === Cache::TYPE_NONE ? false : Cache::isEnabled();
         if ($isCacheEnabled === true) {
-            $cacheFilePath = Cache::getDirectory().DIRECTORY_SEPARATOR.'wsdl_'.md5($wsdlPath).'.cache';
+            $cacheFilePath = Cache::getDirectory() . DIRECTORY_SEPARATOR . 'wsdl_' . md5($wsdlPath) . '.cache';
             $isCacheExisting = file_exists($cacheFilePath);
             if ($isCacheExisting) {
                 $fileModificationTime = filemtime($cacheFilePath);
@@ -54,46 +61,17 @@ class WsdlDownloader
                 $isCacheExisting = $isCacheValid = false;
             }
             if ($isCacheExisting === false || $isCacheValid === false) {
-                $this->writeCacheFile($curl, $wsdCacheType, $wsdlPath, $cacheFilePath, $resolveRemoteIncludes, $isRemoteFile);
+                XmlFileDomDocumentProcessor::writeCacheFile($curl, $wsdCacheType, $wsdlPath, $cacheFilePath, $resolveRemoteIncludes, $isRemoteFile);
             }
 
             return $this->getLocalWsdlPath($cacheFilePath);
 
-        } else {
-
-            if ($isRemoteFile === true) {
-                return $wsdlPath;
-            }
-
-            return $this->getLocalWsdlPath($wsdlPath);
         }
-    }
-
-    private function writeCacheFile(Curl $curl, $cacheType, $wsdlPath, $cacheFilePath, $resolveRemoteIncludes, $isRemoteFile)
-    {
         if ($isRemoteFile === true) {
-            $curlResponse = $curl->executeCurlWithCachedSession($wsdlPath);
-            if ($curlResponse->curlStatusSuccess()) {
-                if (mb_strlen($curlResponse->getResponseBody()) === 0) {
-                    throw new Exception('Could not write WSDL cache file: empty curl response from: '.$wsdlPath);
-                }
-                if ($resolveRemoteIncludes === true) {
-                    $document = $this->getXmlFileDomDocument($curl, $cacheType, $curlResponse->getResponseBody(), $wsdlPath);
-                    $this->saveXmlDomDocument($document, $cacheFilePath);
-                } else {
-                    file_put_contents($cacheFilePath, $curlResponse->getResponseBody());
-                }
-            } else {
-                throw new Exception('Could not write WSDL cache file: Download failed with message: '.$curlResponse->getCurlErrorMessage());
-            }
-        } else {
-            if (file_exists($wsdlPath)) {
-                $document = $this->getXmlFileDomDocument($curl, $cacheType, file_get_contents($wsdlPath));
-                $this->saveXmlDomDocument($document, $cacheFilePath);
-            } else {
-                throw new Exception('Could write WSDL cache file: local file does not exist: '.$wsdlPath);
-            }
+            return $wsdlPath;
         }
+
+        return $this->getLocalWsdlPath($wsdlPath);
     }
 
     private function getLocalWsdlPath($wsdlPath)
@@ -104,164 +82,6 @@ class WsdlDownloader
 
         }
 
-        throw new Exception('Could not download WSDL: local file does not exist: '.$wsdlPath);
-    }
-
-    /**
-     * @param string $wsdlPath File URL/path
-     * @return boolean
-     */
-    private function isRemoteFile($wsdlPath)
-    {
-        $parsedUrlOrFalse = @parse_url($wsdlPath);
-        if ($parsedUrlOrFalse !== false) {
-            if (isset($parsedUrlOrFalse['scheme']) && substr($parsedUrlOrFalse['scheme'], 0, 4) === 'http') {
-
-                return true;
-            }
-
-            return false;
-        }
-
-        throw new Exception('Could not determine wsdlPath is remote: '.$wsdlPath);
-    }
-
-    /**
-     * Resolves remote WSDL/XSD includes within the WSDL files.
-     *
-     * @param Curl $curl
-     * @param int $cacheType
-     * @param string  $xmlFileSource  XML file contents
-     * @param boolean $parentFilePath Parent file name
-     * @return DOMDocument
-     */
-    private function getXmlFileDomDocument(Curl $curl, $cacheType, $xmlFileSource, $parentFilePath = null)
-    {
-        $document = new DOMDocument('1.0', 'utf-8');
-        if ($document->loadXML($xmlFileSource) === false) {
-            throw new Exception('Could not save downloaded WSDL cache: '.$xmlFileSource);
-        }
-
-        $xpath = new DOMXPath($document);
-        $this->updateXmlDocument($curl, $cacheType, $xpath, Helper::PFX_WSDL, Helper::NS_WSDL, 'location', $parentFilePath);
-        $this->updateXmlDocument($curl, $cacheType, $xpath, Helper::PFX_XML_SCHEMA, Helper::NS_XML_SCHEMA, 'schemaLocation', $parentFilePath);
-
-        return $document;
-    }
-
-    private function saveXmlDomDocument(DOMDocument $document, $cacheFilePath)
-    {
-        try {
-            $xmlContents = $document->saveXML();
-            if ($xmlContents === '') {
-                throw new Exception('Could not write WSDL cache file: DOMDocument returned empty XML file');
-            }
-            file_put_contents($cacheFilePath, $xmlContents);
-        } catch (Exception $e) {
-            unlink($cacheFilePath);
-            throw new Exception('Could not write WSDL cache file: save method returned error: ' . $e->getMessage());
-        }
-    }
-
-    private function updateXmlDocument(
-        Curl $curl,
-        $cacheType,
-        DOMXPath $xpath,
-        $schemaPrefix,
-        $schemaUrl,
-        $locationAttributeName,
-        $parentFilePath = null
-    ) {
-        $xpath->registerNamespace($schemaPrefix, $schemaUrl);
-        $nodes = $xpath->query('.//'.$schemaPrefix.':include | .//'.$schemaPrefix.':import');
-        if ($nodes->length > 0) {
-            foreach ($nodes as $node) {
-                /** @var DOMElement $node */
-                $locationPath = $node->getAttribute($locationAttributeName);
-                if ($locationPath !== '') {
-                    if ($this->isRemoteFile($locationPath)) {
-                        $node->setAttribute(
-                            $locationAttributeName,
-                            $this->getWsdlPath(
-                                $curl,
-                                $locationPath,
-                                $cacheType,
-                                true
-                            )
-                        );
-                    } elseif ($parentFilePath !== null) {
-                        $node->setAttribute(
-                            $locationAttributeName,
-                            $this->getWsdlPath(
-                                $curl,
-                                $this->resolveRelativePathInUrl($parentFilePath, $locationPath),
-                                $cacheType,
-                                true
-                            )
-                        );
-                    }
-                }
-            }
-        }
-    }
-
-    /**
-     * Resolves the relative path to base into an absolute.
-     *
-     * @param string $base     Base path
-     * @param string $relative Relative path
-     *
-     * @return string
-     */
-    private function resolveRelativePathInUrl($base, $relative)
-    {
-        $urlParts = parse_url($base);
-
-        // combine base path with relative path
-        if (isset($urlParts['path']) && mb_strlen($relative) > 0 && '/' === $relative{0}) {
-            // $relative is absolute path from domain (starts with /)
-            $path = $relative;
-        } elseif (isset($urlParts['path']) && strrpos($urlParts['path'], '/') === (strlen($urlParts['path']) )) {
-            // base path is directory
-            $path = $urlParts['path'].$relative;
-        } elseif (isset($urlParts['path'])) {
-            // strip filename from base path
-            $path = substr($urlParts['path'], 0, strrpos($urlParts['path'], '/')).'/'.$relative;
-        } else {
-            // no base path
-            $path = '/'.$relative;
-        }
-
-        // foo/./bar ==> foo/bar
-        // remove double slashes
-        $path = preg_replace(array('#/\./#', '#/+#'), '/', $path);
-
-        // split path by '/'
-        $parts = explode('/', $path);
-
-        // resolve /../
-        foreach ($parts as $key => $part) {
-            if ($part === '..') {
-                $keyToDelete = $key - 1;
-                while ($keyToDelete > 0) {
-                    if (isset($parts[$keyToDelete])) {
-                        unset($parts[$keyToDelete]);
-
-                        break;
-                    }
-
-                    $keyToDelete--;
-                }
-
-                unset($parts[$key]);
-            }
-        }
-
-        $hostname = $urlParts['scheme'].'://'.$urlParts['host'];
-        if (isset($urlParts['port'])) {
-            $hostname .= ':'.$urlParts['port'];
-        }
-
-        return $hostname.implode('/', $parts);
+        throw new Exception('Could not download WSDL: local file does not exist: ' . $wsdlPath);
     }
 }

src/BeSimple/SoapClient/Xml/Path/RelativePathResolver.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace BeSimple\SoapClient\Xml\Path;
+
+class RelativePathResolver
+{
+    public static function instantiateResolver()
+    {
+        return new self();
+    }
+
+    /**
+     * Resolves the relative path to base into an absolute.
+     *
+     * @param string $base     Base path
+     * @param string $relative Relative path
+     * @return string
+     */
+    public function resolveRelativePathInUrl($base, $relative)
+    {
+        $urlParts = parse_url($base);
+        $pathIsSet = true === isset($urlParts['path']);
+
+        // combine base path with relative path
+        if (true === $pathIsSet && 0 < mb_strlen($relative) && 0 === strpos($relative, '/')) {
+            // $relative is absolute path from domain (starts with /)
+            $path = $relative;
+        } elseif (true === $pathIsSet && strrpos($urlParts['path'], '/') === strlen($urlParts['path'])) {
+            // base path is directory
+            $path = $urlParts['path'].$relative;
+        } elseif (true === $pathIsSet) {
+            // strip filename from base path
+            $path = substr($urlParts['path'], 0, strrpos($urlParts['path'], '/')).'/'.$relative;
+        } else {
+            // no base path
+            $path = '/'.$relative;
+        }
+
+        // foo/./bar ==> foo/bar
+        // remove double slashes
+        $path = preg_replace(array('#/\./#', '#/+#'), '/', $path);
+
+        // split path by '/'
+        $parts = explode('/', $path);
+
+        // resolve /../
+        foreach ($parts as $key => $part) {
+            if ($part === '..') {
+                $keyToDelete = $key - 1;
+                while ($keyToDelete > 0) {
+                    if (isset($parts[$keyToDelete])) {
+                        unset($parts[$keyToDelete]);
+
+                        break;
+                    }
+
+                    $keyToDelete--;
+                }
+
+                unset($parts[$key]);
+            }
+        }
+
+        $hostname = $urlParts['scheme'].'://'.$urlParts['host'];
+        if (isset($urlParts['port'])) {
+            $hostname .= ':'.$urlParts['port'];
+        }
+        $implodedParts = implode('/', $parts);
+        if (substr($implodedParts, 0, 1) !== '/') {
+            $implodedParts = '/'.$implodedParts;
+        }
+
+        return $hostname.$implodedParts;
+    }
+}

src/BeSimple/SoapClient/Xml/RemoteFileResolver.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace BeSimple\SoapClient\Xml;
+
+use Exception;
+
+class RemoteFileResolver
+{
+    public static function instantiateResolver()
+    {
+        return new self();
+    }
+
+    /**
+     * @param string $wsdlPath File URL/path
+     * @return boolean
+     */
+    public function isRemoteFile($wsdlPath)
+    {
+        $parsedUrlOrFalse = @parse_url($wsdlPath);
+        if ($parsedUrlOrFalse !== false) {
+            if (isset($parsedUrlOrFalse['scheme']) && strpos($parsedUrlOrFalse['scheme'], 'http') === 0) {
+
+                return true;
+            }
+
+            return false;
+        }
+
+        throw new Exception('Could not determine wsdlPath is remote: '.$wsdlPath);
+    }
+}

src/BeSimple/SoapClient/Xml/XmlDomDocumentImportReplacer.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace BeSimple\SoapClient\Xml;
+
+use BeSimple\SoapClient\Curl\Curl;
+use BeSimple\SoapClient\WsdlDownloader;
+use BeSimple\SoapClient\Xml\Path\RelativePathResolver;
+use DOMElement;
+use DOMXPath;
+
+class XmlDomDocumentImportReplacer
+{
+    public static function instantiateReplacer()
+    {
+        return new self();
+    }
+
+    public function updateXmlDocument(
+        Curl $curl,
+        $cacheType,
+        DOMXPath $xpath,
+        $schemaPrefix,
+        $schemaUrl,
+        $locationAttributeName,
+        $parentFilePath = null
+    ) {
+        $xpath->registerNamespace($schemaPrefix, $schemaUrl);
+        $nodes = $xpath->query('.//'.$schemaPrefix.':include | .//'.$schemaPrefix.':import');
+        if ($nodes->length > 0) {
+            foreach ($nodes as $node) {
+                /** @var DOMElement $node */
+                $locationPath = $node->getAttribute($locationAttributeName);
+                if ($locationPath !== '') {
+                    if (RemoteFileResolver::instantiateResolver()->isRemoteFile($locationPath)) {
+                        $node->setAttribute(
+                            $locationAttributeName,
+                            WsdlDownloader::instantiateDownloader()->getWsdlPath(
+                                $curl,
+                                $locationPath,
+                                $cacheType,
+                                true
+                            )
+                        );
+                    } elseif ($parentFilePath !== null) {
+                        $node->setAttribute(
+                            $locationAttributeName,
+                            WsdlDownloader::instantiateDownloader()->getWsdlPath(
+                                $curl,
+                                RelativePathResolver::instantiateResolver()
+                                    ->resolveRelativePathInUrl($parentFilePath, $locationPath),
+                                $cacheType,
+                                true
+                            )
+                        );
+                    }
+                }
+            }
+        }
+    }
+}

src/BeSimple/SoapClient/Xml/XmlFileDomDocumentProcessor.php

@@ -0,0 +1,77 @@
+<?php
+
+namespace BeSimple\SoapClient\Xml;
+
+use BeSimple\SoapClient\Curl\Curl;
+use BeSimple\SoapCommon\Helper;
+use DOMDocument;
+use DOMXPath;
+use Exception;
+
+class XmlFileDomDocumentProcessor
+{
+    public static function writeCacheFile(Curl $curl, $cacheType, $wsdlPath, $cacheFilePath, $resolveRemoteIncludes, $isRemoteFile)
+    {
+        if ($isRemoteFile === true) {
+            $curlResponse = $curl->executeCurlWithCachedSession($wsdlPath);
+            if ($curlResponse->curlStatusSuccess()) {
+                if (mb_strlen($curlResponse->getResponseBody()) === 0) {
+                    throw new Exception('Could not write WSDL cache file: empty curl response from: '.$wsdlPath);
+                }
+                if ($resolveRemoteIncludes === true) {
+                    $document = self::getXmlFileDomDocument($curl, $cacheType, $curlResponse->getResponseBody(), $wsdlPath);
+                    self::saveXmlDomDocument($document, $cacheFilePath);
+                } else {
+                    file_put_contents($cacheFilePath, $curlResponse->getResponseBody());
+                }
+            } else {
+                throw new Exception('Could not write WSDL cache file: Download failed with message: '.$curlResponse->getCurlErrorMessage());
+            }
+        } else {
+            if (file_exists($wsdlPath)) {
+                $document = self::getXmlFileDomDocument($curl, $cacheType, file_get_contents($wsdlPath));
+                self::saveXmlDomDocument($document, $cacheFilePath);
+            } else {
+                throw new Exception('Could write WSDL cache file: local file does not exist: '.$wsdlPath);
+            }
+        }
+    }
+
+    /**
+     * Resolves remote WSDL/XSD includes within the WSDL files.
+     *
+     * @param Curl $curl
+     * @param int $cacheType
+     * @param string  $xmlFileSource  XML file contents
+     * @param boolean $parentFilePath Parent file name
+     * @return DOMDocument
+     */
+    private static function getXmlFileDomDocument(Curl $curl, $cacheType, $xmlFileSource, $parentFilePath = null)
+    {
+        $document = new DOMDocument('1.0', 'utf-8');
+        if ($document->loadXML($xmlFileSource) === false) {
+            throw new Exception('Could not save downloaded WSDL cache: '.$xmlFileSource);
+        }
+
+        $xpath = new DOMXPath($document);
+        $xmlDomDocumentImportReplacer = XmlDomDocumentImportReplacer::instantiateReplacer();
+        $xmlDomDocumentImportReplacer->updateXmlDocument($curl, $cacheType, $xpath, Helper::PFX_WSDL, Helper::NS_WSDL, 'location', $parentFilePath);
+        $xmlDomDocumentImportReplacer->updateXmlDocument($curl, $cacheType, $xpath, Helper::PFX_XML_SCHEMA, Helper::NS_XML_SCHEMA, 'schemaLocation', $parentFilePath);
+
+        return $document;
+    }
+
+    private static function saveXmlDomDocument(DOMDocument $document, $cacheFilePath)
+    {
+        try {
+            $xmlContents = $document->saveXML();
+            if ($xmlContents === '') {
+                throw new Exception('Could not write WSDL cache file: DOMDocument returned empty XML file');
+            }
+            file_put_contents($cacheFilePath, $xmlContents);
+        } catch (Exception $e) {
+            unlink($cacheFilePath);
+            throw new Exception('Could not write WSDL cache file: save method returned error: ' . $e->getMessage());
+        }
+    }
+}

tests/BeSimple/SoapClient/Xml/Path/RelativePathResolverTest.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace BeSimple\SoapClient\Xml\Path;
+
+use PHPUnit_Framework_TestCase;
+
+class RelativePathResolverTest extends PHPUnit_Framework_TestCase
+{
+    /** @var RelativePathResolver */
+    private $relativePathResolver;
+
+    public function setUp()
+    {
+        $this->relativePathResolver = new RelativePathResolver();
+    }
+
+    /**
+     * @param string $base
+     * @param string $relative
+     * @param string $assertPath
+     * @dataProvider providePathInfo
+     */
+    public function testResolveRelativePathInUrl($base, $relative, $assertPath)
+    {
+        $path = $this->relativePathResolver->resolveRelativePathInUrl($base, $relative);
+
+        self::assertEquals($assertPath, $path);
+    }
+
+    public function providePathInfo()
+    {
+        return [
+            [
+                'http://anyendpoint.tld:9999/path/to/endpoint.wsdl',
+                '../Schemas/Common/SoapHeader.xsd',
+                'http://anyendpoint.tld:9999/path/Schemas/Common/SoapHeader.xsd',
+            ],
+            [
+                'http://endpoint-location.ltd/',
+                'Document1.xsd',
+                'http://endpoint-location.ltd/Document1.xsd',
+            ],
+            [
+                'http://endpoint-location.ltd:8080/endpoint/',
+                '../Schemas/Common/Document2.xsd',
+                'http://endpoint-location.ltd:8080/Schemas/Common/Document2.xsd',
+            ],
+            [
+                'http://endpoint-location.ltd/',
+                '../Schemas/Common/Document3.xsd',
+                'http://endpoint-location.ltd/Schemas/Common/Document3.xsd',
+            ],
+            [
+                'http://endpoint-location.ltd/',
+                '/Document4.xsd',
+                'http://endpoint-location.ltd/Document4.xsd',
+            ],
+            [
+                'http://endpoint-location.ltd',
+                '/Document5.xsd',
+                'http://endpoint-location.ltd/Document5.xsd',
+            ],
+            [
+                'http://endpoint-location.ltd',
+                'Document6.xsd',
+                'http://endpoint-location.ltd/Document6.xsd',
+            ]
+        ];
+    }
+}

tests/BeSimple/SoapClient/Xml/RemoteFileResolverTest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace BeSimple\SoapClient\Xml;
+
+use PHPUnit_Framework_TestCase;
+
+class RemoteFileResolverTest extends PHPUnit_Framework_TestCase
+{
+    const FILE_IS_REMOTE = true;
+    const FILE_IS_NOT_REMOTE = false;
+
+    /** @var RemoteFileResolver */
+    private $remoteFileResolver;
+
+    public function setUp()
+    {
+        $this->remoteFileResolver = new RemoteFileResolver();
+    }
+
+    /**
+     * @param string $wsdlPath
+     * @param bool $assertIsRemoteFile
+     * @dataProvider provideWsdlPaths
+     */
+    public function testIsRemoteFile($wsdlPath, $assertIsRemoteFile)
+    {
+        $isRemoteFile = $this->remoteFileResolver->isRemoteFile($wsdlPath);
+
+        self::assertEquals($assertIsRemoteFile, $isRemoteFile);
+    }
+
+    public function provideWsdlPaths()
+    {
+        return [
+            ['http://endpoint.tld/path/to/wsdl.wsdl', self::FILE_IS_REMOTE],
+            ['http://endpoint.tld:1944/path/to/wsdl.wsdl', self::FILE_IS_REMOTE],
+            ['path/to/wsdl.wsdl', self::FILE_IS_NOT_REMOTE],
+            ['../../path/to/wsdl.wsdl', self::FILE_IS_NOT_REMOTE],
+            ['/path/to/wsdl.wsdl', self::FILE_IS_NOT_REMOTE],
+        ];
+    }
+}

tests/BeSimple/SoapClient/Xml/XmlDomDocumentImportReplacerTest.php

@@ -0,0 +1,114 @@
+<?php
+
+namespace BeSimple\SoapClient\Xml;
+
+use BeSimple\SoapClient\Curl\Curl;
+use BeSimple\SoapClient\Curl\CurlOptionsBuilder;
+use BeSimple\SoapCommon\Cache;
+use BeSimple\SoapCommon\Helper;
+use DOMDocument;
+use DOMXPath;
+use PHPUnit_Framework_TestCase;
+
+class XmlDomDocumentImportReplacerTest extends PHPUnit_Framework_TestCase
+{
+    const NO_PARENT_FILE_PATH = null;
+
+    /** @var XmlDomDocumentImportReplacer */
+    private $xmlDomDocumentImportReplacer;
+
+    public function setUp()
+    {
+        $this->xmlDomDocumentImportReplacer = new XmlDomDocumentImportReplacer();
+    }
+
+    /**
+     * @param string $xmlSource
+     * @param Curl $curl
+     * @param string $schemaPrefix
+     * @param string $schemaUrl
+     * @param string $locationAttributeName
+     * @param string|null $parentFilePath
+     * @param string|null $assertImportXmlSource
+     * @dataProvider provideXmlDocumentData
+     */
+    public function testUpdateXmlDocument(
+        $xmlSource,
+        Curl $curl,
+        $schemaPrefix,
+        $schemaUrl,
+        $locationAttributeName,
+        $parentFilePath = null,
+        $assertImportXmlSource = null
+    ) {
+        $wsdl = new DOMDocument();
+        $wsdl->loadXML($xmlSource);
+
+        $this->xmlDomDocumentImportReplacer->updateXmlDocument(
+            $curl,
+            Cache::TYPE_NONE,
+            new DOMXPath($wsdl),
+            $schemaPrefix,
+            $schemaUrl,
+            $locationAttributeName,
+            $parentFilePath
+        );
+        $wsdlSource = $wsdl->saveHTML();
+
+        self::assertContains(
+            $assertImportXmlSource,
+            $wsdlSource
+        );
+    }
+
+    public function provideXmlDocumentData()
+    {
+        return [
+            'wsdlWithoutParentPath' => [
+                file_get_contents(__DIR__.'/testUpdateXmlDocument.wsdl'),
+                new Curl(CurlOptionsBuilder::buildDefault()),
+                Helper::PFX_WSDL,
+                Helper::NS_WSDL,
+                'location',
+                self::NO_PARENT_FILE_PATH,
+                '<xs:include schemaLocation="../Schemas/Common/Document1.xsd"></xs:include>'
+            ],
+            'schemaWithoutParentPath' => [
+                file_get_contents(__DIR__.'/testUpdateXmlDocument.wsdl'),
+                new Curl(CurlOptionsBuilder::buildDefault()),
+                Helper::PFX_XML_SCHEMA,
+                Helper::NS_XML_SCHEMA,
+                'schemaLocation',
+                self::NO_PARENT_FILE_PATH,
+                '<xs:include schemaLocation="../Schemas/Common/Document1.xsd"></xs:include>'
+            ],
+            'wsdlWithParentPath' => [
+                file_get_contents(__DIR__.'/testUpdateXmlDocument.wsdl'),
+                new Curl(CurlOptionsBuilder::buildDefault()),
+                Helper::PFX_WSDL,
+                Helper::NS_WSDL,
+                'location',
+                'http://endpoint-location.ltd:8080/endpoint/',
+                '<xs:include schemaLocation="../Schemas/Common/Document1.xsd"></xs:include>'
+            ],
+            'schemaWithParentPath' => [
+                file_get_contents(__DIR__.'/testUpdateXmlDocument.wsdl'),
+                new Curl(CurlOptionsBuilder::buildDefault()),
+                Helper::PFX_XML_SCHEMA,
+                Helper::NS_XML_SCHEMA,
+                'schemaLocation',
+                'http://endpoint-location.ltd:8080/endpoint/wsdl.wsdl',
+                '<xs:include schemaLocation="http://endpoint-location.ltd:8080/Schemas/Common/Document1.xsd"></xs:include>'
+            ],
+            'schemaWithParentPathAndSubDir' => [
+                file_get_contents(__DIR__.'/testUpdateXmlDocument.wsdl'),
+                new Curl(CurlOptionsBuilder::buildDefault()),
+                Helper::PFX_XML_SCHEMA,
+                Helper::NS_XML_SCHEMA,
+                'schemaLocation',
+                'http://endpoint-location.ltd:8080/endpoint/subdir/wsdl.wsdl',
+                '<xs:include schemaLocation="http://endpoint-location.ltd:8080/endpoint/Schemas/Common/Document1.xsd"></xs:include>'
+            ],
+        ];
+    }
+}

tests/BeSimple/SoapClient/Xml/testUpdateXmlDocument.wsdl

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<wsdl:definitions
+		xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/"
+		xmlns:http="http://schemas.xmlsoap.org/wsdl/http/"
+		xmlns:ns="http://location.ltd/namespace1"
+		xmlns:ns2="http://location.ltd/namespace2"
+		xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/"
+		xmlns:tns="http://endpoint-location.tld:7654/ws"
+		xmlns:xs="http://www.w3.org/2001/XMLSchema" name="PushServerWSDL"
+		targetNamespace="http://location.ltd/target-namespace">
+	<wsdl:types>
+		<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://location.ltd/namespace1">
+		    <xs:include schemaLocation="../Schemas/Common/Document1.xsd"/>
+		</xs:schema>
+		<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://location.ltd/namespace2">
+		    <xs:include schemaLocation="../Schemas/Common/Document2.xsd"/>
+		</xs:schema>
+	</wsdl:types>
+	<wsdl:message name="ServerHeader">
+		<wsdl:part element="ns:serverHeader" name="serverHeader"/>
+	</wsdl:message>
+
+	<wsdl:portType name="Server">
+		<wsdl:operation name="SendPushMessage">
+			<wsdl:documentation>TEST-OPERATION-1</wsdl:documentation>
+			<wsdl:input message="tns:SendPushMessageRequest" name="SendPushMessageRequest"/>
+			<wsdl:output message="tns:SendPushMessageResponse" name="SendPushMessageResponse"/>
+			<wsdl:fault message="tns:SystemFault" name="systemFault"/>
+		</wsdl:operation>
+	</wsdl:portType>
+	<wsdl:binding name="ServerBinding" type="tns:Server">
+		<soap:binding style="document" transport="http://schemas.xmlsoap.org/soap/http"/>
+		<wsdl:operation name="DummyMethod">
+			<soap:operation soapAction="http://endpoint-location.tld:7654/ep/v1" style="document"/>
+			<wsdl:input name="DummyMethodRequest">
+				<soap:body use="literal"/>
+			</wsdl:input>
+			<wsdl:output name="DummyMethodResponse">
+				<soap:body use="literal"/>
+			</wsdl:output>
+			<wsdl:fault name="soapServerFault">
+				<soap:fault name="soapServerFault" use="literal"/>
+			</wsdl:fault>
+		</wsdl:operation>
+	</wsdl:binding>
+	<wsdl:service name="ServerServices">
+		<wsdl:port binding="tns:ServerBinding" name="ServerServicesEndpoint">
+			<soap:address location="http://endpoint-location.tld:7654/ws/"/>
+		</wsdl:port>
+	</wsdl:service>
+</wsdl:definitions>

tests/BeSimple/SoapServerAndSoapClientCommunicationSoapFaultsTest.php

@@ -2,9 +2,11 @@
 
 namespace BeSimple;
 
+use BeSimple\SoapClient\Curl\CurlOptions;
 use BeSimple\SoapClient\SoapClientBuilder;
 use BeSimple\SoapClient\SoapClientOptionsBuilder;
 use BeSimple\SoapClient\SoapFaultWithTracingData;
+use BeSimple\SoapClient\SoapOptions\SoapClientOptions;
 use BeSimple\SoapCommon\ClassMap;
 use BeSimple\SoapCommon\SoapOptions\SoapOptions;
 use BeSimple\SoapCommon\SoapOptionsBuilder;
@@ -34,6 +36,55 @@ class SoapServerAndSoapClientCommunicationSoapFaultsTest extends PHPUnit_Framewo
         pclose($this->localWebServerProcess);
     }
 
+    public function testSoapCallSwaWithLargeSwaResponseWithSoapFaultAndTracingOff()
+    {
+        $soapClient = $this->getSoapClientBuilder()->buildWithSoapHeader(
+            new SoapClientOptions(
+                SoapClientOptions::SOAP_CLIENT_TRACE_OFF,
+                SoapClientOptions::SOAP_CLIENT_EXCEPTIONS_ON,
+                CurlOptions::DEFAULT_USER_AGENT,
+                SoapClientOptions::SOAP_CLIENT_COMPRESSION_NONE,
+                SoapClientOptions::SOAP_CLIENT_AUTHENTICATION_NONE,
+                SoapClientOptions::SOAP_CLIENT_PROXY_NONE,
+                self::TEST_HTTP_URL.'/SwaSenderSoapFaultEndpoint.php'
+            ),
+            SoapOptionsBuilder::createSwaWithClassMap(
+                self::TEST_HTTP_URL.'/SwaSenderEndpoint.php?wsdl',
+                new ClassMap([
+                    'GenerateTestRequest' => GenerateTestRequest::class,
+                ]),
+                SoapOptions::SOAP_CACHE_TYPE_NONE
+            ),
+            new SoapHeader('http://schema.testcase', 'SoapHeader', [
+                'user' => 'admin',
+            ])
+        );
+
+        $this->setExpectedException(SoapFault::class);
+
+        try {
+            $soapClient->soapCall('dummyServiceMethodWithOutgoingLargeSwa', []);
+        } catch (SoapFault $e) {
+            self::assertNotInstanceOf(
+                SoapFaultWithTracingData::class,
+                $e,
+                'SoapClient must not return tracing data when SoapClientOptions::trace is off.'
+            );
+            self::assertEquals(
+                '911',
+                $e->faultcode
+            );
+            self::assertContains(
+                'with HTTP response code 500 with Message: This is a dummy SoapFault. and Code: 911',
+                $e->getMessage()
+            );
+
+            throw $e;
+        }
+
+        self::fail('Expected SoapFault was not thrown');
+    }
+
     public function testSoapCallSwaWithLargeSwaResponseWithSoapFault()
     {
         $soapClient = $this->getSoapClientBuilder()->buildWithSoapHeader(
@@ -59,7 +110,8 @@ class SoapServerAndSoapClientCommunicationSoapFaultsTest extends PHPUnit_Framewo
         } catch (SoapFault $e) {
             self::assertInstanceOf(
                 SoapFaultWithTracingData::class,
-                $e
+                $e,
+                'SoapClient must return tracing data when SoapClientOptions::trace is on.'
             );
             /** @var SoapFaultWithTracingData $e */
             self::assertEquals(

tests/BeSimple/SoapServerAndSoapClientCommunicationTest.php

@@ -3,12 +3,15 @@
 namespace BeSimple;
 
 use BeSimple\SoapBundle\Soap\SoapAttachment;
+use BeSimple\SoapClient\Curl\CurlOptions;
 use BeSimple\SoapClient\SoapClientBuilder;
 use BeSimple\SoapClient\SoapClientOptionsBuilder;
 use BeSimple\SoapClient\SoapFaultWithTracingData;
+use BeSimple\SoapClient\SoapOptions\SoapClientOptions;
 use BeSimple\SoapCommon\ClassMap;
 use BeSimple\SoapCommon\SoapOptions\SoapOptions;
 use BeSimple\SoapCommon\SoapOptionsBuilder;
+use BeSimple\SoapCommon\SoapRequest;
 use BeSimple\SoapServer\SoapServerBuilder;
 use BeSimple\SoapServer\SoapServerOptionsBuilder;
 use Fixtures\DummyService;
@@ -108,6 +111,65 @@ class SoapServerAndSoapClientCommunicationTest extends PHPUnit_Framework_TestCas
         self::assertContains('</dummyServiceReturn>', $soapResponse->getResponseContent());
         self::assertTrue($soapResponse->hasAttachments(), 'Response should contain attachments');
         self::assertCount(3, $attachments);
+        self::assertInstanceOf(
+            SoapRequest::class,
+            $soapResponse->getRequest(),
+            'SoapResponse::request must be SoapRequest for SoapClient calls with enabled tracing'
+        );
+
+        file_put_contents(self::CACHE_DIR . '/multipart-message-soap-client-response.xml', $soapResponse->getContent());
+        foreach ($soapResponse->getAttachments() as $attachment) {
+            $fileName = preg_replace('/\<|\>/', '', $attachment->getContentId());
+            file_put_contents(self::CACHE_DIR . DIRECTORY_SEPARATOR . 'attachment-client-response-' . $fileName, $attachment->getContent());
+
+            self::assertRegExp('/filename\.(docx|html|txt)/', $fileName);
+        }
+
+        self::assertEquals(
+            filesize(self::LARGE_SWA_FILE),
+            filesize(self::CACHE_DIR.'/attachment-client-response-filename.docx'),
+            'File cannot differ after transport from SoapClient to SoapServer'
+        );
+    }
+
+    public function testSoapCallSwaWithLargeSwaResponseAndTracingOff()
+    {
+        $soapClient = $this->getSoapBuilder()->buildWithSoapHeader(
+            new SoapClientOptions(
+                SoapClientOptions::SOAP_CLIENT_TRACE_OFF,
+                SoapClientOptions::SOAP_CLIENT_EXCEPTIONS_ON,
+                CurlOptions::DEFAULT_USER_AGENT,
+                SoapClientOptions::SOAP_CLIENT_COMPRESSION_NONE,
+                SoapClientOptions::SOAP_CLIENT_AUTHENTICATION_NONE,
+                SoapClientOptions::SOAP_CLIENT_PROXY_NONE,
+                self::TEST_HTTP_URL.'/SwaSenderEndpoint.php'
+            ),
+            SoapOptionsBuilder::createSwaWithClassMap(
+                self::TEST_HTTP_URL.'/SwaSenderEndpoint.php?wsdl',
+                new ClassMap([
+                    'GenerateTestRequest' => GenerateTestRequest::class,
+                ]),
+                SoapOptions::SOAP_CACHE_TYPE_NONE
+            ),
+            new SoapHeader('http://schema.testcase', 'SoapHeader', [
+                'user' => 'admin',
+            ])
+        );
+
+        $request = new DummyServiceMethodWithOutgoingLargeSwaRequest();
+        $request->dummyAttribute = 1;
+
+        $soapResponse = $soapClient->soapCall('dummyServiceMethodWithOutgoingLargeSwa', [$request]);
+        $attachments = $soapResponse->getAttachments();
+
+        self::assertContains('</dummyServiceReturn>', $soapResponse->getResponseContent());
+        self::assertTrue($soapResponse->hasAttachments(), 'Response should contain attachments');
+        self::assertCount(3, $attachments);
+        self::assertInstanceOf(
+            SoapRequest::class,
+            $soapResponse->getRequest(),
+            'SoapResponse::request must be SoapRequest for SoapClient calls with disabled tracing'
+        );
 
         file_put_contents(self::CACHE_DIR . '/multipart-message-soap-client-response.xml', $soapResponse->getContent());
         foreach ($soapResponse->getAttachments() as $attachment) {
@@ -164,6 +226,7 @@ class SoapServerAndSoapClientCommunicationTest extends PHPUnit_Framework_TestCas
             self::assertContains('</dummyServiceReturn>', $soapResponse->getResponseContent());
             self::assertTrue($soapResponse->getRequest()->hasAttachments(), 'Response MUST contain attachments');
             self::assertFalse($soapResponse->hasAttachments(), 'Response MUST NOT contain attachments');
+            self::assertInstanceOf(SoapRequest::class, $soapResponse->getRequest());
 
             foreach ($soapResponse->getRequest()->getAttachments() as $attachment) {
                 file_put_contents(self::CACHE_DIR . '/attachment-client-request-'.trim($attachment->getContentId(), '<>'), $attachment->getContent());