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diff --git a/vendor/lsolesen/pel/test/image-tests/NikonCoolscanIVTest.php b/vendor/lsolesen/pel/test/image-tests/NikonCoolscanIVTest.php
new file mode 100644
index 000000000..c679264da
--- /dev/null
+++ b/vendor/lsolesen/pel/test/image-tests/NikonCoolscanIVTest.php
@@ -0,0 +1,163 @@
+<?php
+
+/*
+ * PEL: PHP Exif Library. A library with support for reading and
+ * writing all Exif headers in JPEG and TIFF images using PHP.
+ *
+ * Copyright (C) 2005, 2006 Martin Geisler.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program in the file COPYING; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ */
+
+use lsolesen\pel\Pel;
+use lsolesen\pel\PelJpeg;
+
+class NikonCoolscanIVTest extends \PHPUnit_Framework_TestCase
+{
+    public function testRead()
+    {
+        Pel::clearExceptions();
+        Pel::setStrictParsing(false);
+        $jpeg = new PelJpeg(dirname(__FILE__) . '/nikon-coolscan-iv.jpg');
+
+        $exif = $jpeg->getExif();
+        $this->assertInstanceOf('lsolesen\pel\PelExif', $exif);
+
+        $tiff = $exif->getTiff();
+        $this->assertInstanceOf('lsolesen\pel\PelTiff', $tiff);
+
+        /* The first IFD. */
+        $ifd0 = $tiff->getIfd();
+        $this->assertInstanceOf('lsolesen\pel\PelIfd', $ifd0);
+
+        /* Start of IDF $ifd0. */
+        $this->assertEquals(count($ifd0->getEntries()), 6);
+
+        $entry = $ifd0->getEntry(271); // Make
+        $this->assertInstanceOf('lsolesen\pel\PelEntryAscii', $entry);
+        $this->assertEquals($entry->getValue(), 'Nikon');
+        $this->assertEquals($entry->getText(), 'Nikon');
+
+        $entry = $ifd0->getEntry(282); // XResolution
+        $this->assertInstanceOf('lsolesen\pel\PelEntryRational', $entry);
+        $this->assertEquals($entry->getValue(), array(
+            0 => 2000,
+            1 => 1
+        ));
+        $this->assertEquals($entry->getText(), '2000/1');
+
+        $entry = $ifd0->getEntry(283); // YResolution
+        $this->assertInstanceOf('lsolesen\pel\PelEntryRational', $entry);
+        $this->assertEquals($entry->getValue(), array(
+            0 => 2000,
+            1 => 1
+        ));
+        $this->assertEquals($entry->getText(), '2000/1');
+
+        $entry = $ifd0->getEntry(296); // ResolutionUnit
+        $this->assertInstanceOf('lsolesen\pel\PelEntryShort', $entry);
+        $this->assertEquals($entry->getValue(), 2);
+        $this->assertEquals($entry->getText(), 'Inch');
+
+        $entry = $ifd0->getEntry(306); // DateTime
+        $this->assertInstanceOf('lsolesen\pel\PelEntryTime', $entry);
+        $this->assertEquals($entry->getValue(), 1090023875);
+        $this->assertEquals($entry->getText(), '2004:07:17 00:24:35');
+
+        $entry = $ifd0->getEntry(531); // YCbCrPositioning
+        $this->assertInstanceOf('lsolesen\pel\PelEntryShort', $entry);
+        $this->assertEquals($entry->getValue(), 1);
+        $this->assertEquals($entry->getText(), 'centered');
+
+        /* Sub IFDs of $ifd0. */
+        $this->assertEquals(count($ifd0->getSubIfds()), 2);
+        $ifd0_0 = $ifd0->getSubIfd(2); // IFD Exif
+        $this->assertInstanceOf('lsolesen\pel\PelIfd', $ifd0_0);
+
+        /* Start of IDF $ifd0_0. */
+        $this->assertEquals(count($ifd0_0->getEntries()), 7);
+
+        $entry = $ifd0_0->getEntry(36864); // ExifVersion
+        $this->assertInstanceOf('lsolesen\pel\PelEntryVersion', $entry);
+        $this->assertEquals($entry->getValue(), 2.1);
+        $this->assertEquals($entry->getText(), 'Exif Version 2.1');
+
+        $entry = $ifd0_0->getEntry(37121); // ComponentsConfiguration
+        $this->assertInstanceOf('lsolesen\pel\PelEntryUndefined', $entry);
+        $this->assertEquals($entry->getValue(), "\x01\x02\x03\0");
+        $this->assertEquals($entry->getText(), 'Y Cb Cr -');
+
+        $entry = $ifd0_0->getEntry(37500); // MakerNote
+        $this->assertInstanceOf('lsolesen\pel\PelEntryUndefined', $entry);
+        $expected = "\x02\0\x01\0\x07\0\x04\0\0\0\x30\x31\x30\x30\x10\x0e\x04\0\x01\0\0\0\x16\x01\0\0\0\0\0\0\x05\0";
+        $this->assertEquals($entry->getValue(), $expected);
+        $this->assertEquals($entry->getText(), '32 bytes unknown MakerNote data');
+
+        $entry = $ifd0_0->getEntry(40960); // FlashPixVersion
+        $this->assertInstanceOf('lsolesen\pel\PelEntryVersion', $entry);
+        $this->assertEquals($entry->getValue(), 1);
+        $this->assertEquals($entry->getText(), 'FlashPix Version 1.0');
+
+        $entry = $ifd0_0->getEntry(40961); // ColorSpace
+        $this->assertInstanceOf('lsolesen\pel\PelEntryShort', $entry);
+        $this->assertEquals($entry->getValue(), 1);
+        $this->assertEquals($entry->getText(), 'sRGB');
+
+        $entry = $ifd0_0->getEntry(40962); // PixelXDimension
+        $this->assertInstanceOf('lsolesen\pel\PelEntryLong', $entry);
+        $this->assertEquals($entry->getValue(), 960);
+        $this->assertEquals($entry->getText(), '960');
+
+        $entry = $ifd0_0->getEntry(40963); // PixelYDimension
+        $this->assertInstanceOf('lsolesen\pel\PelEntryLong', $entry);
+        $this->assertEquals($entry->getValue(), 755);
+        $this->assertEquals($entry->getText(), '755');
+
+        /* Sub IFDs of $ifd0_0. */
+        $this->assertEquals(count($ifd0_0->getSubIfds()), 0);
+
+        $this->assertEquals($ifd0_0->getThumbnailData(), '');
+
+        /* Next IFD. */
+        $ifd0_1 = $ifd0_0->getNextIfd();
+        $this->assertNull($ifd0_1);
+        /* End of IFD $ifd0_0. */
+        $ifd0_1 = $ifd0->getSubIfd(3); // IFD GPS
+        $this->assertInstanceOf('lsolesen\pel\PelIfd', $ifd0_1);
+
+        /* Start of IDF $ifd0_1. */
+        $this->assertEquals(count($ifd0_1->getEntries()), 0);
+
+        /* Sub IFDs of $ifd0_1. */
+        $this->assertEquals(count($ifd0_1->getSubIfds()), 0);
+
+        $this->assertEquals($ifd0_1->getThumbnailData(), '');
+
+        /* Next IFD. */
+        $ifd0_2 = $ifd0_1->getNextIfd();
+        $this->assertNull($ifd0_2);
+        /* End of IFD $ifd0_1. */
+
+        $this->assertEquals($ifd0->getThumbnailData(), '');
+
+        /* Next IFD. */
+        $ifd1 = $ifd0->getNextIfd();
+        $this->assertNull($ifd1);
+        /* End of IFD $ifd0. */
+
+        $this->assertTrue(count(Pel::getExceptions()) == 0);
+    }
+}