diff --git a/Unit_testing/PHPUnit/Framework/Constraint/StringContainsSC.php b/Unit_testing/PHPUnit/Framework/Constraint/StringContainsSC.php
new file mode 100644
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+++ b/Unit_testing/PHPUnit/Framework/Constraint/StringContainsSC.php
@@ -0,0 +1,76 @@
+<?php
+/**
+ * PHPUnit
+ *
+ * Copyright (c) 2001-2013, Sebastian Bergmann <sebastian@phpunit.de>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in
+ *     the documentation and/or other materials provided with the
+ *     distribution.
+ *
+ *   * Neither the name of Sebastian Bergmann nor the names of his
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package    PHPUnit
+ * @subpackage Framework_Constraint
+ * @author     Sebastian Bergmann <sebastian@phpunit.de>
+ * @author     Bernhard Schussek <bschussek@2bepublished.at>
+ * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
+ * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
+ * @link       http://www.phpunit.de/
+ * @since      File available since Release 3.0.0
+ */
+
+/**
+ * Constraint that asserts that the string it is evaluated for contains
+ * a given string.
+ *
+ * Uses strpos() to find the position of the string in the input, if not found
+ * the evaluaton fails.
+ *
+ * The sub-string is passed in the constructor.
+ *
+ * @package    PHPUnit
+ * @subpackage Framework_Constraint
+ * @author     Sebastian Bergmann <sebastian@phpunit.de>
+ * @author     Bernhard Schussek <bschussek@2bepublished.at>
+ * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
+ * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
+ * @link       http://www.phpunit.de/
+ * @since      Class available since Release 3.0.0
+ */
+class PHPUnit_Framework_Constraint_StringContainsSC extends PHPUnit_Framework_Constraint_StringContains
+{
+    /**
+     * Returns a string representation of the constraint.
+     *
+     * @return string
+     */
+    public function toString()
+    {
+        return 'contains the expected value';
+    }
+}