def test_jpeg_quality_filter_overrides_setting(self):
fil = Filter(spec='width-400|jpegquality-40')
image = Image.objects.create(
title="Test image",
file=get_test_image_file_jpeg(),
)
f = BytesIO()
with patch('PIL.Image.Image.save') as save:
fil.run(image, f)
save.assert_called_with(f, 'JPEG', quality=40, optimize=True, progressive=True)
def test_runs_operations(self):
run_mock = Mock()
def run(willow, image, env):
run_mock(willow, image, env)
self.operation_instance.run = run
fil = Filter(spec='operation1|operation2')
image = Image.objects.create(
title="Test image",
file=get_test_image_file(),
)
fil.run(image, BytesIO())
self.assertEqual(run_mock.call_count, 2)
def test_gif(self):
fil = Filter(spec='width-400|format-gif')
image = Image.objects.create(
title="Test image",
file=get_test_image_file(),
)
out = fil.run(image, BytesIO())
self.assertEqual(out.format_name, 'gif')
def test_6_digit_hex(self):
fil = Filter(spec='width-400|bgcolor-ffffff')
image = Image.objects.create(
title="Test image",
file=get_test_image_file(),
)
out = fil.run(image, BytesIO())
self.assertFalse(out.has_alpha())
def test_gif(self):
fil = Filter(spec="width-400|format-gif")
image = Image.objects.create(
title="Test image",
file=get_test_image_file(),
)
out = fil.run(image, BytesIO())
self.assertEqual(out.format_name, "gif")
def test_6_digit_hex(self):
fil = Filter(spec='width-400|bgcolor-ffffff')
image = Image.objects.create(
title="Test image",
file=get_test_image_file(),
)
out = fil.run(image, BytesIO())
self.assertFalse(out.has_alpha())
def test_original_has_alpha(self):
# Checks that the test image we're using has alpha
fil = Filter(spec='width-400')
image = Image.objects.create(
title="Test image",
file=get_test_image_file(),
)
out = fil.run(image, BytesIO())
self.assertTrue(out.has_alpha())
def test_original_has_alpha(self):
# Checks that the test image we're using has alpha
fil = Filter(spec='width-400')
image = Image.objects.create(
title="Test image",
file=get_test_image_file(),
)
out = fil.run(image, BytesIO())
self.assertTrue(out.has_alpha())
def test_override_webp_convert_to_png(self):
"""WAGTAILIMAGES_FORMAT_CONVERSIONS can be overridden to disable webp conversion"""
fil = Filter(spec='width-400')
image = Image.objects.create(
title="Test image",
file=get_test_image_file_webp(),
)
out = fil.run(image, BytesIO())
self.assertEqual(out.format_name, 'webp')
def test_webp_convert_to_png(self):
"""by default, webp images will be converted to png"""
fil = Filter(spec='width-400')
image = Image.objects.create(
title="Test image",
file=get_test_image_file_webp(),
)
out = fil.run(image, BytesIO())
self.assertEqual(out.format_name, 'png')
