diff --git a/src/BeSimple/SoapCommon/AbstractSoapBuilder.php b/src/BeSimple/SoapCommon/AbstractSoapBuilder.php
new file mode 100644
index 0000000..effa9a5
--- /dev/null
+++ b/src/BeSimple/SoapCommon/AbstractSoapBuilder.php
@@ -0,0 +1,179 @@
+<?php
+
+/*
+ * This file is part of the BeSimpleSoapBundle.
+ *
+ * (c) Christian Kerl <christian-kerl@web.de>
+ * (c) Francis Besset <francis.besset@gmail.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace BeSimple\SoapCommon;
+
+use BeSimple\SoapCommon\Cache;
+
+/**
+ * @author Christian Kerl <christian-kerl@web.de>
+ * @author Francis Besset <francis.besset@gmail.com>
+ */
+abstract class AbstractSoapBuilder
+{
+    protected $wsdl;
+    protected $options;
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    static public function createWithDefaults()
+    {
+        $builder = new static();
+
+        $builder
+            ->withSoapVersion12()
+            ->withEncoding('UTF-8')
+            ->withSingleElementArrays()
+        ;
+
+        return $builder;
+    }
+
+    public function __construct()
+    {
+        $this->options = array(
+            'features' => 0,
+        );
+    }
+
+    public function getWsdl()
+    {
+        return $this->wsdl;
+    }
+
+    public function getOptions()
+    {
+        return $this->options;
+    }
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    public function withWsdl($wsdl)
+    {
+        $this->wsdl = $wsdl;
+
+        return $this;
+    }
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    public function withSoapVersion11()
+    {
+        $this->options['soap_version'] = SOAP_1_1;
+
+        return $this;
+    }
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    public function withSoapVersion12()
+    {
+        $this->options['soap_version'] = SOAP_1_2;
+
+        return $this;
+    }
+
+    public function withEncoding($encoding)
+    {
+        $this->options['encoding'] = $encoding;
+
+        return $this;
+    }
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    public function withWsdlCacheNone()
+    {
+        $this->options['cache_wsdl'] = Cache::TYPE_NONE;
+
+        return $this;
+    }
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    public function withWsdlCacheDisk()
+    {
+        $this->options['cache_wsdl'] = Cache::TYPE_DISK;
+
+        return $this;
+    }
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    public function withWsdlCacheMemory()
+    {
+        $this->options['cache_wsdl'] = Cache::TYPE_MEMORY;
+
+        return $this;
+    }
+
+    /**
+     * @return AbstractSoapBuilder
+     */
+    public function withWsdlCacheDiskAndMemory()
+    {
+        $this->options['cache_wsdl'] = Cache::TYPE_DISK_MEMORY;
+
+        return $this;
+    }
+
+    /**
+     * Enables the SOAP_SINGLE_ELEMENT_ARRAYS feature.
+     * If enabled arrays containing only one element will be passed as arrays otherwise the single element is extracted and directly passed.
+     *
+     * @return AbstractSoapBuilder
+     */
+    public function withSingleElementArrays()
+    {
+        $this->options['features'] |= SOAP_SINGLE_ELEMENT_ARRAYS;
+
+        return $this;
+    }
+
+    /**
+     * Enables the SOAP_WAIT_ONE_WAY_CALLS feature.
+     *
+     * @return AbstractSoapBuilder
+     */
+    public function withWaitOneWayCalls()
+    {
+        $this->options['features'] |= SOAP_WAIT_ONE_WAY_CALLS;
+
+        return $this;
+    }
+
+    /**
+     * Enables the SOAP_USE_XSI_ARRAY_TYPE feature.
+     *
+     * @return AbstractSoapBuilder
+     */
+    public function withUseXsiArrayType()
+    {
+        $this->options['features'] |= SOAP_USE_XSI_ARRAY_TYPE;
+
+        return $this;
+    }
+
+    protected function validateWsdl()
+    {
+        if (null === $this->wsdl) {
+            throw new \InvalidArgumentException('The WSDL has to be configured!');
+        }
+    }
+}
\ No newline at end of file
diff --git a/tests/BeSimple/Tests/SoapCommon/AbstractSoapBuilderTest.php b/tests/BeSimple/Tests/SoapCommon/AbstractSoapBuilderTest.php
new file mode 100644
index 0000000..f0c3938
--- /dev/null
+++ b/tests/BeSimple/Tests/SoapCommon/AbstractSoapBuilderTest.php
@@ -0,0 +1,150 @@
+<?php
+
+/*
+ * This file is part of the BeSimpleSoapBundle.
+ *
+ * (c) Christian Kerl <christian-kerl@web.de>
+ * (c) Francis Besset <francis.besset@gmail.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace BeSimple\Tests\SoapCommon\Soap;
+
+use BeSimple\Tests\SoapCommon\Fixtures\SoapBuilder;
+use BeSimple\SoapCommon\Cache;
+
+class AbstractSoapBuilderTest extends \PHPUnit_Framework_TestCase
+{
+    private $defaultOptions = array(
+        'features' => 0,
+    );
+
+    public function testContruct()
+    {
+        $options = $this
+            ->getSoapBuilder()
+            ->getOptions()
+        ;
+
+        $this->assertEquals($this->mergeOptions(array()), $options);
+    }
+
+    public function testWithWsdl()
+    {
+        $builder = $this->getSoapBuilder();
+        $this->assertNull($builder->getWsdl());
+
+        $builder->withWsdl('http://myWsdl/?wsdl');
+        $this->assertEquals('http://myWsdl/?wsdl', $builder->getWsdl());
+    }
+
+    public function testWithSoapVersion()
+    {
+        $builder = $this->getSoapBuilder();
+
+        $builder->withSoapVersion11();
+        $this->assertEquals($this->mergeOptions(array('soap_version' => SOAP_1_1)), $builder->getOptions());
+
+        $builder->withSoapVersion12();
+        $this->assertEquals($this->mergeOptions(array('soap_version' => SOAP_1_2)), $builder->getOptions());
+    }
+
+    public function testWithEncoding()
+    {
+        $builder = $this
+            ->getSoapBuilder()
+            ->withEncoding('ISO 8859-15')
+        ;
+
+        $this->assertEquals($this->mergeOptions(array('encoding' => 'ISO 8859-15')), $builder->getOptions());
+    }
+
+    public function testWithWsdlCache()
+    {
+        $builder = $this->getSoapBuilder();
+
+        $builder->withWsdlCacheNone();
+        $this->assertEquals($this->mergeOptions(array('cache_wsdl' => Cache::TYPE_NONE)), $builder->getOptions());
+
+        $builder->withWsdlCacheDisk();
+        $this->assertEquals($this->mergeOptions(array('cache_wsdl' => Cache::TYPE_DISK)), $builder->getOptions());
+
+        $builder->withWsdlCacheMemory();
+        $this->assertEquals($this->mergeOptions(array('cache_wsdl' => Cache::TYPE_MEMORY)), $builder->getOptions());
+
+        $builder->withWsdlCacheDiskAndMemory();
+        $this->assertEquals($this->mergeOptions(array('cache_wsdl' => Cache::TYPE_DISK_MEMORY)), $builder->getOptions());
+    }
+
+    public function testWithSingleElementArrays()
+    {
+        $options = $this
+            ->getSoapBuilder()
+            ->withSingleElementArrays()
+            ->getOptions()
+        ;
+
+        $this->assertEquals($this->mergeOptions(array('features' => SOAP_SINGLE_ELEMENT_ARRAYS)), $options);
+    }
+
+    public function testWithWaitOneWayCalls()
+    {
+        $options = $this
+            ->getSoapBuilder()
+            ->withWaitOneWayCalls()
+            ->getOptions()
+        ;
+
+        $this->assertEquals($this->mergeOptions(array('features' => SOAP_WAIT_ONE_WAY_CALLS)), $options);
+    }
+
+    public function testWithUseXsiArrayType()
+    {
+        $options = $this
+            ->getSoapBuilder()
+            ->withUseXsiArrayType()
+            ->getOptions()
+        ;
+
+        $this->assertEquals($this->mergeOptions(array('features' => SOAP_USE_XSI_ARRAY_TYPE)), $options);
+    }
+
+    public function testFeatures()
+    {
+        $builder  = $this->getSoapBuilder();
+        $features = 0;
+
+        $builder->withSingleElementArrays();
+        $features |= SOAP_SINGLE_ELEMENT_ARRAYS;
+        $this->assertEquals($this->mergeOptions(array('features' => $features)), $builder->getOptions());
+
+        $builder->withWaitOneWayCalls();
+        $features |= SOAP_WAIT_ONE_WAY_CALLS;
+        $this->assertEquals($this->mergeOptions(array('features' => $features)), $builder->getOptions());
+
+        $builder->withUseXsiArrayType();
+        $features |= SOAP_USE_XSI_ARRAY_TYPE;
+        $this->assertEquals($this->mergeOptions(array('features' => $features)), $builder->getOptions());
+    }
+
+    public function testCreateWithDefaults()
+    {
+        $builder = SoapBuilder::createWithDefaults();
+
+        $this->assertInstanceOf('BeSimple\Tests\SoapCommon\Fixtures\SoapBuilder', $builder);
+
+        $this->assertEquals($this->mergeOptions(array('soap_version' => SOAP_1_2, 'encoding' => 'UTF-8', 'features' => SOAP_SINGLE_ELEMENT_ARRAYS)), $builder->getOptions());
+    }
+
+    private function getSoapBuilder()
+    {
+        return new SoapBuilder();
+    }
+
+    private function mergeOptions(array $options)
+    {
+        return array_merge($this->defaultOptions, $options);
+    }
+}
\ No newline at end of file
diff --git a/tests/BeSimple/Tests/SoapCommon/Fixtures/SoapBuilder.php b/tests/BeSimple/Tests/SoapCommon/Fixtures/SoapBuilder.php
new file mode 100644
index 0000000..c3c5d5b
--- /dev/null
+++ b/tests/BeSimple/Tests/SoapCommon/Fixtures/SoapBuilder.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace BeSimple\Tests\SoapCommon\Fixtures;
+
+use BeSimple\SoapCommon\AbstractSoapBuilder;
+
+class SoapBuilder extends AbstractSoapBuilder
+{
+}
\ No newline at end of file
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index f92b0dd..69c30f0 100644
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -5,7 +5,7 @@ error_reporting(E_ALL | E_STRICT);
 // register silently failing autoloader
 spl_autoload_register(function($class) {
     if (0 === strpos($class, 'BeSimple\Tests\\')) {
-        $path = __DIR__.'/../'.strtr($class, '\\', '/').'.php';
+        $path = __DIR__.'/'.strtr($class, '\\', '/').'.php';
         if (file_exists($path) && is_readable($path)) {
             require_once $path;