diff --git a/Classes/PHPWord/Exceptions/InvalidImageException.php b/Classes/PHPWord/Exceptions/InvalidImageException.php
new file mode 100644
index 00000000..2d5337b4
--- /dev/null
+++ b/Classes/PHPWord/Exceptions/InvalidImageException.php
@@ -0,0 +1,15 @@
+<?php
+namespace PhpOffice\PhpWord\Exceptions;
+
+use Exception;
+
+/**
+ * InvalidImageException
+ *
+ * Exception used for when an image is not found
+ *
+ * @package PHPWord
+ */
+class InvalidImageException extends Exception
+{
+}
\ No newline at end of file
diff --git a/Classes/PHPWord/Exceptions/UnsupportedImageTypeException.php b/Classes/PHPWord/Exceptions/UnsupportedImageTypeException.php
new file mode 100644
index 00000000..56bb310e
--- /dev/null
+++ b/Classes/PHPWord/Exceptions/UnsupportedImageTypeException.php
@@ -0,0 +1,15 @@
+<?php
+namespace PhpOffice\PhpWord\Exceptions;
+
+use Exception;
+
+/**
+ * UnsupportedImageTypeException
+ *
+ * Exception used for when an image type is unsupported
+ *
+ * @package PHPWord
+ */
+class UnsupportedImageTypeException extends Exception
+{
+}
\ No newline at end of file
diff --git a/Classes/PHPWord/Section/Image.php b/Classes/PHPWord/Section/Image.php
index 997c76f6..a8fcde46 100755
--- a/Classes/PHPWord/Section/Image.php
+++ b/Classes/PHPWord/Section/Image.php
@@ -25,12 +25,14 @@
  * @version    0.7.0
  */
 
+use PhpOffice\PhpWord\Exceptions\InvalidImageException;
+use PhpOffice\PhpWord\Exceptions\UnsupportedImageTypeException;
+
 /**
  * Class PHPWord_Section_Image
  */
 class PHPWord_Section_Image
 {
-
     /**
      * Image Src
      *
@@ -64,42 +66,43 @@ class PHPWord_Section_Image
      * Create a new Image
      *
      * @param string $src
-     * @param mixed style
+     * @param mixed $style
+     * @param bool $isWatermark
+     * @throws InvalidImageException|UnsupportedImageTypeException
      */
     public function __construct($src, $style = null, $isWatermark = false)
     {
-        $_supportedImageTypes = array('jpg', 'jpeg', 'gif', 'png', 'bmp', 'tif', 'tiff');
+        $supportedImageTypes = array(IMAGETYPE_JPEG, IMAGETYPE_GIF, IMAGETYPE_PNG, IMAGETYPE_BMP, IMAGETYPE_TIFF_II, IMAGETYPE_TIFF_MM);
 
-        $inf = pathinfo($src);
-        $ext = strtolower($inf['extension']);
+        if (!file_exists($src)) {
+            throw new InvalidImageException;
+        }
 
-        if (file_exists($src) && in_array($ext, $_supportedImageTypes)) {
-            $this->_src = $src;
-            $this->_isWatermark = $isWatermark;
-            $this->_style = new PHPWord_Style_Image();
+        if (!in_array(exif_imagetype($src), $supportedImageTypes)) {
+            throw new UnsupportedImageTypeException;
+        }
 
-            if (!is_null($style) && is_array($style)) {
-                foreach ($style as $key => $value) {
-                    if (substr($key, 0, 1) != '_') {
-                        $key = '_' . $key;
-                    }
-                    $this->_style->setStyleValue($key, $value);
+        $this->_src = $src;
+        $this->_isWatermark = $isWatermark;
+        $this->_style = new PHPWord_Style_Image();
+
+        if (!is_null($style) && is_array($style)) {
+            foreach ($style as $key => $value) {
+                if (substr($key, 0, 1) != '_') {
+                    $key = '_' . $key;
                 }
+                $this->_style->setStyleValue($key, $value);
             }
+        }
 
-            if (isset($style['wrappingStyle'])) {
-                $this->_style->setWrappingStyle($style['wrappingStyle']);
-            }
+        if (isset($style['wrappingStyle'])) {
+            $this->_style->setWrappingStyle($style['wrappingStyle']);
+        }
 
-            if ($this->_style->getWidth() == null && $this->_style->getHeight() == null) {
-                $imgData = getimagesize($this->_src);
-                $this->_style->setWidth($imgData[0]);
-                $this->_style->setHeight($imgData[1]);
-            }
-
-            return $this;
-        } else {
-            return false;
+        if ($this->_style->getWidth() == null && $this->_style->getHeight() == null) {
+            $imgData = getimagesize($this->_src);
+            $this->_style->setWidth($imgData[0]);
+            $this->_style->setHeight($imgData[1]);
         }
     }
 
diff --git a/Classes/PHPWord/Writer/Word2007/Base.php b/Classes/PHPWord/Writer/Word2007/Base.php
index 0ab9684d..4d1c2a34 100755
--- a/Classes/PHPWord/Writer/Word2007/Base.php
+++ b/Classes/PHPWord/Writer/Word2007/Base.php
@@ -285,6 +285,9 @@ class PHPWord_Writer_Word2007_Base extends PHPWord_Writer_Word2007_WriterPart
         $SpIsObject = ($styleParagraph instanceof PHPWord_Style_Paragraph) ? true : false;
 
         $arrText = $textrun->getText();
+        if (!is_array($arrText)) {
+            $arrText = array($arrText);
+        }
 
         $objWriter->startElement('w:p');
 
diff --git a/Tests/PHPWord/Section/ImageTest.php b/Tests/PHPWord/Section/ImageTest.php
index 5bffbc0c..8083673a 100644
--- a/Tests/PHPWord/Section/ImageTest.php
+++ b/Tests/PHPWord/Section/ImageTest.php
@@ -33,6 +33,32 @@ class ImageTest extends \PHPUnit_Framework_TestCase
         $this->assertInstanceOf('PHPWord_Style_Image', $oImage->getStyle());
     }
 
+    public function testValidImageTypes()
+    {
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/mars_noext_jpg");
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/mars.jpg");
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/mario.gif");
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/firefox.png");
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/duke_nukem.bmp");
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/angela_merkel.tif");
+    }
+
+    /**
+     * @expectedException \PhpOffice\PhpWord\Exceptions\InvalidImageException
+     */
+    public function testImageNotFound()
+    {
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/thisisnotarealimage");
+    }
+
+    /**
+     * @expectedException \PhpOffice\PhpWord\Exceptions\UnsupportedImageTypeException
+     */
+    public function testInvalidImageTypes()
+    {
+        new PHPWord_Section_Image(PHPWORD_TESTS_DIR_ROOT . "/_files/images/alexz-johnson.pcx");
+    }
+
     public function testStyle()
     {
         $oImage = new PHPWord_Section_Image(\join(
diff --git a/Tests/PHPWord/Writer/Word2007/BaseTest.php b/Tests/PHPWord/Writer/Word2007/BaseTest.php
index e477eee8..cb8fa578 100644
--- a/Tests/PHPWord/Writer/Word2007/BaseTest.php
+++ b/Tests/PHPWord/Writer/Word2007/BaseTest.php
@@ -20,7 +20,7 @@ class BaseTest extends \PHPUnit_Framework_TestCase
         TestHelperDOCX::clear();
     }
 
-    public function testWriteImagePosition()
+    public function testWriteImage_Position()
     {
         $PHPWord = new PHPWord();
         $section = $PHPWord->createSection();
@@ -42,7 +42,7 @@ class BaseTest extends \PHPUnit_Framework_TestCase
         $this->assertRegExp('/position:absolute;/', $style);
     }
 
-    public function testWriteParagraphStyleAlign()
+    public function testWriteParagraphStyle_Align()
     {
         $PHPWord = new PHPWord();
         $section = $PHPWord->createSection();
@@ -55,10 +55,34 @@ class BaseTest extends \PHPUnit_Framework_TestCase
         $this->assertEquals('right', $element->getAttribute('w:val'));
     }
 
+    public function testWriteCellStyle_CellGridSpan()
+    {
+        $PHPWord = new PHPWord();
+        $section = $PHPWord->createSection();
+
+        $table = $section->addTable();
+
+        $table->addRow();
+        $cell = $table->addCell(200);
+        $cell->getStyle()->setGridSpan(5);
+
+        $table->addRow();
+        $table->addCell(40);
+        $table->addCell(40);
+        $table->addCell(40);
+        $table->addCell(40);
+        $table->addCell(40);
+
+        $doc = TestHelperDOCX::getDocument($PHPWord);
+        $element = $doc->getElement('/w:document/w:body/w:tbl/w:tr/w:tc/w:tcPr/w:gridSpan');
+
+        $this->assertEquals(5, $element->getAttribute('w:val'));
+    }
+
     /**
      * Test write paragraph pagination
      */
-    public function testWriteParagraphStylePagination()
+    public function testWriteParagraphStyle_Pagination()
     {
         // Create the doc
         $PHPWord = new PHPWord();
@@ -85,27 +109,18 @@ class BaseTest extends \PHPUnit_Framework_TestCase
         }
     }
 
-    public function testWriteCellStyleCellGridSpan()
+    public function testWritePreserveText()
     {
         $PHPWord = new PHPWord();
         $section = $PHPWord->createSection();
+        $footer = $section->createFooter();
 
-        $table = $section->addTable();
-
-        $table->addRow();
-        $cell = $table->addCell(200);
-        $cell->getStyle()->setGridSpan(5);
-
-        $table->addRow();
-        $table->addCell(40);
-        $table->addCell(40);
-        $table->addCell(40);
-        $table->addCell(40);
-        $table->addCell(40);
+        $footer->addPreserveText('{PAGE}');
 
         $doc = TestHelperDOCX::getDocument($PHPWord);
-        $element = $doc->getElement('/w:document/w:body/w:tbl/w:tr/w:tc/w:tcPr/w:gridSpan');
+        $preserve = $doc->getElement("w:p/w:r[2]/w:instrText", 'word/footer1.xml');
 
-        $this->assertEquals(5, $element->getAttribute('w:val'));
+        $this->assertEquals('PAGE', $preserve->nodeValue);
+        $this->assertEquals('preserve', $preserve->getAttribute('xml:space'));
     }
-}
+}
\ No newline at end of file
diff --git a/Tests/_files/images/alexz-johnson.pcx b/Tests/_files/images/alexz-johnson.pcx
new file mode 100644
index 00000000..cffae373
Binary files /dev/null and b/Tests/_files/images/alexz-johnson.pcx differ
diff --git a/Tests/_files/images/angela_merkel.tif b/Tests/_files/images/angela_merkel.tif
new file mode 100644
index 00000000..236dedd1
Binary files /dev/null and b/Tests/_files/images/angela_merkel.tif differ
diff --git a/Tests/_files/images/mars_noext_jpg b/Tests/_files/images/mars_noext_jpg
new file mode 100644
index 00000000..584d3171
Binary files /dev/null and b/Tests/_files/images/mars_noext_jpg differ
diff --git a/Tests/_inc/TestHelperDOCX.php b/Tests/_inc/TestHelperDOCX.php
index 48e48ae2..965835d0 100644
--- a/Tests/_inc/TestHelperDOCX.php
+++ b/Tests/_inc/TestHelperDOCX.php
@@ -2,6 +2,7 @@
 namespace PHPWord\Tests;
 
 use PHPWord;
+use DOMDocument;
 
 class TestHelperDOCX
 {
@@ -9,7 +10,7 @@ class TestHelperDOCX
 
     /**
      * @param \PHPWord $PHPWord
-     * @return \PHPWord\Tests\XmlDocument
+     * @return \PHPWord\Tests\Xml_Document
      */
     public static function getDocument(PHPWord $PHPWord)
     {
@@ -28,7 +29,7 @@ class TestHelperDOCX
             $zip->close();
         }
 
-        return new XmlDocument(sys_get_temp_dir() . '/PHPWord_Unit_Test/');
+        return new Xml_Document(sys_get_temp_dir() . '/PHPWord_Unit_Test/');
     }
 
     public static function clear()
@@ -59,3 +60,65 @@ class TestHelperDOCX
         rmdir($dir);
     }
 }
+
+class Xml_Document
+{
+    /** @var string $path */
+    private $path;
+
+    /** @var \DOMDocument $dom */
+    private $dom;
+
+    /** @var \DOMXpath $xpath */
+    private $xpath;
+
+    /** @var string $file */
+    private $file;
+
+    /**
+     * @param string $path
+     */
+    public function __construct($path)
+    {
+        $this->path = realpath($path);
+    }
+
+    /**
+     * @param string $file
+     * @return \DOMDocument
+     */
+    public function getFileDom($file = 'word/document.xml')
+    {
+        if (null !== $this->dom && $file === $this->file) {
+            return $this->dom;
+        }
+
+        $this->xpath = null;
+        $this->file = $file;
+
+        $file = $this->path . '/' . $file;
+        $this->dom = new DOMDocument();
+        $this->dom->load($file);
+        return $this->dom;
+    }
+
+    /**
+     * @param string $path
+     * @param string $file
+     * @return \DOMElement
+     */
+    public function getElement($path, $file = 'word/document.xml')
+    {
+        if ($this->dom === null || $file !== $this->file) {
+            $this->getFileDom($file);
+        }
+
+        if (null === $this->xpath) {
+            $this->xpath = new \DOMXpath($this->dom);
+
+        }
+
+        $elements = $this->xpath->query($path);
+        return $elements->item(0);
+    }
+}
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 8a73f471..7aaeb411 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "ext-xml": "*"
     },
     "require-dev": {
-        "phpunit/phpunit": "3.7.28"
+        "phpunit/phpunit": "3.7.*"
     },
     "recommend": {
         "ext-zip": "*",