Add tests for read-filehandle in-memory- and file-streams

package.xml

@@ -87,6 +87,8 @@ This extension requires ImageMagick version 6.5.3-10+ and PHP 5.4.0+.
 				<file name="011_polygon.phpt" role="test" />
 				<file name="012-clone-separation.phpt" role="test" />
 				<file name="013-read-filehandle.phpt" role="test" />
+				<file name="013-read-filehandle-memory-stream.phpt" role="test" />
+				<file name="013-read-filehandle-file-stream.phpt" role="test" />
 				<file name="014-setresourcelimit.phpt" role="test" />
 				<file name="015-imagickdrawsetresolution.phpt" role="test" />
 				<file name="016-static-methods.phpt" role="test" />

tests/013-read-filehandle-file-stream.phpt

@@ -0,0 +1,34 @@
+--TEST--
+Imagick::readImageFile, file stream test
+--SKIPIF--
+<?php
+	require_once(dirname(__FILE__) . '/skipif.inc');
+	checkFormatPresent('jpg');
+?>
+--FILE--
+<?php
+
+$file = dirname(__FILE__) . '/__tmp_rose.jpg';
+$handle = fopen($file, 'w+');
+
+$imagick = new Imagick('magick:rose');
+$imagick->setImageFormat('jpg');
+$imagick->writeImageFile($handle);
+
+$imagick->clear();
+
+rewind($handle);
+
+$imagick->readImageFile($handle);
+
+unlink($file);
+
+echo 'success';
+
+?>
+--CLEAN--
+<?php
+@unlink(dirname(__FILE__) . '/__tmp_rose.jpg');
+?>
+--EXPECT--
+success

tests/013-read-filehandle-memory-stream.phpt

@@ -0,0 +1,29 @@
+--TEST--
+Imagick::readImageFile, in-memory stream test
+--SKIPIF--
+<?php
+	require_once(dirname(__FILE__) . '/skipif.inc');
+	checkFormatPresent('jpg');
+?>
+--FILE--
+<?php
+
+$handle = fopen('php://memory', 'w+');
+
+$imagick = new Imagick('magick:rose');
+$imagick->setImageFormat('jpg');
+$imagick->writeImageFile($handle);
+
+$imagick->clear();
+
+rewind($handle);
+
+$imagick->readImageFile($handle);
+
+unlink($file);
+
+echo 'success';
+
+?>
+--EXPECT--
+success