Unit tests for Exiftool mapper

Signed-off-by: Tom Van Herreweghe <[email protected]>

Author: Tom Van Herreweghe

Diff for: lib/PHPExif/Mapper/Exiftool.php

@@ -62,7 +62,6 @@ class Exiftool implements MapperInterface
         self::ARTIST => Exif::AUTHOR,
         self::MODEL => Exif::CAMERA,
         self::CAPTION => Exif::CAPTION,
-        self::CAPTIONABSTRACT => Exif::CAPTION,
         self::COLORSPACE => Exif::COLORSPACE,
         self::COPYRIGHT => Exif::COPYRIGHT,
         self::CREATEDATE => Exif::CREATION_DATE,
@@ -84,6 +83,7 @@ class Exiftool implements MapperInterface
         self::TITLE => Exif::TITLE,
         self::YRESOLUTION => Exif::VERTICAL_RESOLUTION,
         self::IMAGEWIDTH => Exif::WIDTH,
+        self::CAPTIONABSTRACT => Exif::CAPTION,
     );
 
     /**

Diff for: tests/PHPExif/Mapper/ExiftoolMapperTest.php

@@ -0,0 +1,147 @@
+<?php
+/**
+ * @covers \PHPExif\Mapper\Exiftool::<!public>
+ */
+class ExiftoolMapperTest extends \PHPUnit_Framework_TestCase
+{
+    protected $mapper;
+
+    public function setUp()
+    {
+        $this->mapper = new \PHPExif\Mapper\Exiftool;
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::__construct
+     */
+    public function testMapRawDataImplementsCorrectInterface()
+    {
+        $this->assertInstanceOf('\\PHPExif\\Mapper\\MapperInterface', $this->mapper);
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::mapRawData
+     */
+    public function testMapRawDataIgnoresFieldIfItDoesntExist()
+    {
+        $rawData = array('foo' => 'bar');
+        $mapped = $this->mapper->mapRawData($rawData);
+
+        $this->assertCount(0, $mapped);
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::mapRawData
+     */
+    public function testMapRawDataMapsFieldsCorrectly()
+    {
+        $reflProp = new \ReflectionProperty(get_class($this->mapper), 'map');
+        $reflProp->setAccessible(true);
+        $map = $reflProp->getValue($this->mapper);
+
+        // ignore custom formatted data stuff:
+        unset($map[\PHPExif\Mapper\Exiftool::APERTURE]);
+        unset($map[\PHPExif\Mapper\Exiftool::APPROXIMATEFOCUSDISTANCE]);
+        unset($map[\PHPExif\Mapper\Exiftool::CREATEDATE]);
+        unset($map[\PHPExif\Mapper\Exiftool::EXPOSURETIME]);
+        unset($map[\PHPExif\Mapper\Exiftool::FOCALLENGTH]);
+
+        // create raw data
+        $keys = array_keys($map);
+        $values = array();
+        $values = array_pad($values, count($keys), 'foo');
+        $rawData = array_combine($keys, $values);
+
+
+        $mapped = $this->mapper->mapRawData($rawData);
+
+        $i = 0;
+        foreach ($mapped as $key => $value) {
+            $this->assertEquals($map[$keys[$i]], $key);
+            $i++;
+        }
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::mapRawData
+     */
+    public function testMapRawDataCorrectlyFormatsAperture()
+    {
+        $rawData = array(
+            \PHPExif\Mapper\Exiftool::APERTURE => 0.123,
+        );
+
+        $mapped = $this->mapper->mapRawData($rawData);
+
+        $this->assertEquals('f/0.1', reset($mapped));
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::mapRawData
+     */
+    public function testMapRawDataCorrectlyFormatsFocusDistance()
+    {
+        $rawData = array(
+            \PHPExif\Mapper\Exiftool::APPROXIMATEFOCUSDISTANCE => 50,
+        );
+
+        $mapped = $this->mapper->mapRawData($rawData);
+
+        $this->assertEquals('50m', reset($mapped));
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::mapRawData
+     */
+    public function testMapRawDataCorrectlyFormatsCreationDate()
+    {
+        $rawData = array(
+            \PHPExif\Mapper\Exiftool::CREATEDATE => '2015:04:01 12:11:09',
+        );
+
+        $mapped = $this->mapper->mapRawData($rawData);
+
+        $result = reset($mapped);
+        $this->assertInstanceOf('\\DateTime', $result);
+        $this->assertEquals(
+            reset($rawData), 
+            $result->format('Y:m:d H:i:s')
+        );
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::mapRawData
+     */
+    public function testMapRawDataCorrectlyFormatsExposureTime()
+    {
+        $rawData = array(
+            \PHPExif\Mapper\Exiftool::EXPOSURETIME => 1/400,
+        );
+
+        $mapped = $this->mapper->mapRawData($rawData);
+
+        $this->assertEquals('1/400', reset($mapped));
+    }
+
+    /**
+     * @group mapper
+     * @covers \PHPExif\Mapper\Exiftool::mapRawData
+     */
+    public function testMapRawDataCorrectlyFormatsFocalLength()
+    {
+        $rawData = array(
+            \PHPExif\Mapper\Exiftool::FOCALLENGTH => '15 m',
+        );
+
+        $mapped = $this->mapper->mapRawData($rawData);
+
+        $this->assertEquals(15, reset($mapped));
+    }
+}