Add test case for GPS tags

This also adds a sample image licensed under CC-BY-NC from jerquiaga located at
Flickr: http://www.flickr.com/photos/jerquiaga/2394751088/

tests/test_gallery.py

@@ -18,7 +18,8 @@ REF = {
     'dir1/test1': {
         'title': 'An example sub-category',
         'thumbnail': '11.jpg',
-        'medias': ['11.jpg', 'archlinux-kiss-1024x640.png'],
+        'medias': ['11.jpg', 'archlinux-kiss-1024x640.png',
+                   'flickr_jerquiaga_2394751088_cc-by-nc.jpg'],
     },
     'dir1/test2': {
         'title': 'Test2',

tests/test_image.py

@@ -68,3 +68,22 @@ def test_exif_copy(tmpdir):
     raw, simple = get_exif_tags(dst_file)
     assert not raw
     assert not simple
+
+
+def test_exif_gps(tmpdir):
+    """Test reading out correct geo tags"""
+    test_image = 'flickr_jerquiaga_2394751088_cc-by-nc.jpg'
+    src_file = os.path.join(CURRENT_DIR, 'sample', 'pictures', 'dir1', 'test1',
+                            test_image)
+    dst_file = str(tmpdir.join(test_image))
+
+    settings = create_settings(img_size=(400, 300), copy_exif_data=True)
+    generate_image(src_file, dst_file, settings)
+    raw, simple = get_exif_tags(dst_file)
+    assert 'gps' in simple
+
+    lat = 35.266666
+    lon = -117.216666
+
+    assert abs(simple['gps']['lat'] - lat) < 0.0001
+    assert abs(simple['gps']['lon'] - lon) < 0.0001

tests/test_zip.py

@@ -31,7 +31,8 @@ def test_zipped_correctly(tmpdir):
     assert os.path.basename(zipped1[0]) == 'archive.zip'
 
     zip_file = zipfile.ZipFile(zipped1[0], 'r')
-    expected = ('11.jpg', 'archlinux-kiss-1024x640.png')
+    expected = ('11.jpg', 'archlinux-kiss-1024x640.png',
+                'flickr_jerquiaga_2394751088_cc-by-nc.jpg')
 
     for filename in zip_file.namelist():
         assert filename in expected