class BaseEngineTestCase(unittest.TestCase):
def setUp(self):
self.engine = BaseThumbnailEngine()
def test__calculate_scaling_factor_without_crop(self):
calculate_scaling_factor = self.engine._calculate_scaling_factor
original_size = (400, 600)
self.assertEqual(calculate_scaling_factor(original_size, (400, 600), False), 1)
self.assertEqual(calculate_scaling_factor(original_size, (100, 600), False), 0.25)
self.assertEqual(calculate_scaling_factor(original_size, (400, 300), False), 0.5)
self.assertEqual(calculate_scaling_factor(original_size, (200, 300), False), 0.5)
self.assertEqual(calculate_scaling_factor(original_size, (200, None), False), 0.5)
self.assertEqual(calculate_scaling_factor(original_size, (None, 300), False), 0.5)
def test_create_thumbnail_object(self):
name = ['851', '521c21fe9709802e9d4eb20a5fe84c18cd3ad']
self.assertIsInstance(self.engine.create_thumbnail_object(name), Thumbnail)
def test_parse_size(self):
self.assertEqual(self.engine.parse_size('100'), (100, None))
self.assertEqual(self.engine.parse_size('100x200'), (100, 200))
self.assertEqual(self.engine.parse_size('1x10'), (1, 10))
self.assertEqual(self.engine.parse_size('x1000'), (None, 1000))
def test_parse_crop(self):
self.assertEqual(self.engine.parse_crop('center', (200, 200), (100, 100)), (50, 50))
self.assertEqual(self.engine.parse_crop('top', (200, 200), (100, 100)), (50, 0))
self.assertEqual(self.engine.parse_crop('bottom', (200, 200), (100, 100)), (50, 100))
self.assertEqual(self.engine.parse_crop('left', (200, 200), (100, 100)), (0, 50))
self.assertEqual(self.engine.parse_crop('right', (200, 200), (100, 100)), (100, 50))
def test_calculate_offset(self):
self.assertEqual(self.engine.calculate_offset(0, 1000, 200), 0)
self.assertEqual(self.engine.calculate_offset(50, 1000, 200), 400)
self.assertEqual(self.engine.calculate_offset(100, 1000, 200), 800)
def test_evaluate_options(self):
self.assertEqual(self.engine.evaluate_options(None), self.engine.default_options())
self.assertEqual(self.engine.evaluate_options({}), self.engine.default_options())
self.assertEqual(self.engine.evaluate_options({'quality': 50})['quality'], 50)
self.assertEqual(
len(self.engine.evaluate_options({'quality': 50}).keys()),
len(self.engine.evaluate_options({}).keys()),
)
def test_calculate_alternative_resolution_size(self):
self.assertEqual(
self.engine.calculate_alternative_resolution_size(2, (100, None)),
(200, None)
)
self.assertEqual(
self.engine.calculate_alternative_resolution_size(2, (100, 150)),
(200, 300)
)
self.assertEqual(
self.engine.calculate_alternative_resolution_size(2, (None, 150)),
(None, 300)
)
self.assertEqual(
self.engine.calculate_alternative_resolution_size(1.5, (100, 100)),
(150, 150)
)
@mock.patch('thumbnails.engines.base.BaseThumbnailEngine.engine_colormode')
def test_colormode(self, mock_engine_colormode):
self.engine.colormode(None, {'colormode': 'RGB'})
mock_engine_colormode.assert_called_once_with(None, 'RGB')
@mock.patch('thumbnails.engines.base.BaseThumbnailEngine.engine_get_format', lambda *x: None)
def test_get_format(self):
self.assertEqual(self.engine.get_format(None, {}), 'JPEG')
self.assertEqual(self.engine.get_format(None, {'format': 'WEBP'}), 'WEBP')
class BaseEngineTestCase(unittest.TestCase):
def setUp(self):
self.engine = BaseThumbnailEngine()
def test__calculate_scaling_factor_without_crop(self):
calculate_scaling_factor = self.engine._calculate_scaling_factor
original_size = (400, 600)
self.assertEqual(
calculate_scaling_factor(original_size, (400, 600), False), 1)
self.assertEqual(
calculate_scaling_factor(original_size, (100, 600), False), 0.25)
self.assertEqual(
calculate_scaling_factor(original_size, (400, 300), False), 0.5)
self.assertEqual(
calculate_scaling_factor(original_size, (200, 300), False), 0.5)
self.assertEqual(
calculate_scaling_factor(original_size, (200, None), False), 0.5)
self.assertEqual(
calculate_scaling_factor(original_size, (None, 300), False), 0.5)
def test_create_thumbnail_object(self):
name = ['851', '521c21fe9709802e9d4eb20a5fe84c18cd3ad']
self.assertIsInstance(self.engine.create_thumbnail_object(name),
Thumbnail)
def test_parse_size(self):
self.assertEqual(self.engine.parse_size('100'), (100, None))
self.assertEqual(self.engine.parse_size('100x200'), (100, 200))
self.assertEqual(self.engine.parse_size('1x10'), (1, 10))
self.assertEqual(self.engine.parse_size('x1000'), (None, 1000))
def test_parse_crop(self):
self.assertEqual(
self.engine.parse_crop('center', (200, 200), (100, 100)), (50, 50))
self.assertEqual(self.engine.parse_crop('top', (200, 200), (100, 100)),
(50, 0))
self.assertEqual(
self.engine.parse_crop('bottom', (200, 200), (100, 100)),
(50, 100))
self.assertEqual(
self.engine.parse_crop('left', (200, 200), (100, 100)), (0, 50))
self.assertEqual(
self.engine.parse_crop('right', (200, 200), (100, 100)), (100, 50))
def test_calculate_offset(self):
self.assertEqual(self.engine.calculate_offset(0, 1000, 200), 0)
self.assertEqual(self.engine.calculate_offset(50, 1000, 200), 400)
self.assertEqual(self.engine.calculate_offset(100, 1000, 200), 800)
def test_evaluate_options(self):
self.assertEqual(self.engine.evaluate_options(None),
self.engine.default_options())
self.assertEqual(self.engine.evaluate_options({}),
self.engine.default_options())
self.assertEqual(
self.engine.evaluate_options({'quality': 50})['quality'], 50)
self.assertEqual(
len(self.engine.evaluate_options({
'quality': 50
}).keys()),
len(self.engine.evaluate_options({}).keys()),
)
def test_calculate_alternative_resolution_size(self):
self.assertEqual(
self.engine.calculate_alternative_resolution_size(2, (100, None)),
(200, None))
self.assertEqual(
self.engine.calculate_alternative_resolution_size(2, (100, 150)),
(200, 300))
self.assertEqual(
self.engine.calculate_alternative_resolution_size(2, (None, 150)),
(None, 300))
self.assertEqual(
self.engine.calculate_alternative_resolution_size(1.5, (100, 100)),
(150, 150))
@mock.patch('thumbnails.engines.base.BaseThumbnailEngine.engine_colormode')
def test_colormode(self, mock_engine_colormode):
self.engine.colormode(None, {'colormode': 'RGB'})
mock_engine_colormode.assert_called_once_with(None, 'RGB')
@mock.patch(
'thumbnails.engines.base.BaseThumbnailEngine.engine_get_format',
lambda *x: None)
def test_get_format(self):
self.assertEqual(self.engine.get_format(None, {}), 'JPEG')
self.assertEqual(self.engine.get_format(None, {'format': 'WEBP'}),
'WEBP')
def setUp(self):
self.engine = BaseThumbnailEngine()
def setUp(self):
self.engine = BaseThumbnailEngine()
