def test_create_resized_copies(self):
"""
Ensure the create_resized_copies function produces and stores copies
with the correct sizes and data.
"""
field_value = ResizingImageFieldFile(self.model_instance, self.field, 'test_name')
with mock.patch.object(field_value, 'storage') as mock_storage:
with make_image_file((300, 300)) as image_file:
mock_storage.listdir = mock.Mock(return_value=([], []))
field_value.file = image_file
field_value.create_resized_copies()
self.assertEqual(mock_storage.save.call_count, len(TEST_SIZES))
actual_calls = dict((v[1] for v in mock_storage.save.mock_calls))
for width, height in TEST_SIZES:
expected_name = 'test_name__{}x{}.jpg'.format(width, height)
actual_data = actual_calls[expected_name]
image_object = Image.open(actual_data)
self.assertEqual(image_object.size, (width, height))
def test_create_resized_copies(self):
"""
Ensure the create_resized_copies function produces and stores copies
with the correct sizes and data.
"""
field_value = ResizingImageFieldFile(self.model_instance, self.field,
'test_name')
with mock.patch.object(field_value, 'storage') as mock_storage:
with make_image_file((300, 300)) as image_file:
mock_storage.listdir = mock.Mock(return_value=([], []))
field_value.file = image_file
field_value.create_resized_copies()
self.assertEqual(mock_storage.save.call_count, len(TEST_SIZES))
actual_calls = dict((v[1] for v in mock_storage.save.mock_calls))
for width, height in TEST_SIZES:
expected_name = 'test_name__{}x{}.jpg'.format(width, height)
actual_data = actual_calls[expected_name]
image_object = Image.open(actual_data)
self.assertEqual(image_object.size, (width, height))
