def test_rescale_image_dimensions_to_desired_width(self):
pil = PILHandler(300, 150, 1.75)
self.assertRaises(TypeError,
pil.rescale_image_dimensions_to_desired_width)
self.assertRaises(TypeError,
pil.rescale_image_dimensions_to_desired_width, None)
self.assertRaises(TypeError,
pil.rescale_image_dimensions_to_desired_width, None,
None)
self.assertRaises(TypeError,
pil.rescale_image_dimensions_to_desired_width, None,
None, None)
self.assertRaises(TypeError,
pil.rescale_image_dimensions_to_desired_width, None,
None, None, None)
a, b, c, d = pil.rescale_image_dimensions_to_desired_width(
500, 400, 200, 1)
self.assertEqual(200, a)
self.assertEqual(160, b)
self.assertEqual(200, c)
self.assertEqual(160, d)
a, b, c, d = pil.rescale_image_dimensions_to_desired_width(
500, 400, 200, 2)
self.assertEqual(200, a)
self.assertEqual(160, b)
self.assertEqual(400, c)
self.assertEqual(320, d)
def test_get_geo_coordinates(self):
pil = PILHandler(300, 150, 1.75)
self.assertRaises(TypeError, pil.get_geo_coordinates)
self.assertRaises(TypeError, pil.get_geo_coordinates, None)
self.assertRaises(TypeError, pil.get_geo_coordinates,
'/somewhere/foo.jpg')
source_file = path.join(self.base_path, 'testdata', 'im-geo.jpg')
lat, lon = pil.get_geo_coordinates(source_file)
self.assertEqual(52.51611111111111, lat)
self.assertEqual(13.375, lon)
def test_create_album_thumbnail_if_not_present(self):
pil = PILHandler(300, 150, 1.75)
self.assertRaises(TypeError, pil.create_album_thumbnail_if_not_present)
self.assertRaises(TypeError, pil.create_album_thumbnail_if_not_present,
None)
self.assertRaises(TypeError, pil.create_album_thumbnail_if_not_present,
None, None)
self.assertRaises(TypeError, pil.create_album_thumbnail_if_not_present,
'/somewhere/foo.jpg', '/somewhere/foo2.jpg')
source_file = path.join(self.base_path, 'testdata', 'image.jpg')
target_file = path.join(self.base_path, 'testdata', 'album-trg.jpg')
self.addCleanup(remove, target_file)
width, height = pil.create_album_thumbnail_if_not_present(
source_file, target_file)
self.assertTrue(path.exists(target_file))
self.assertEqual(300, width)
self.assertEqual(150, height)
im = Image.open(target_file)
self.assertEqual((525, 262), im.size)
