def test_resizetarget_init(filestorage):
original_image_relative_url = 'path/to/my/file.png'
target = resizing.ResizeTarget(
filestorage,
original_image_relative_url,
dimensions='100x50',
format='jpeg',
quality=80,
fill=False,
bgcolor=None,
upscale=True,
progressive=True,
use_placeholder=False,
cache_store=cache.NoopCache(),
)
assert target.name_hashing_method == 'sha1'
assert target.target_directory == 'resized-images'
assert (target._get_generate_unique_key_args() == [
original_image_relative_url, 'JPEG', 80, 100, 50, '', 'no-fill',
'upscale', ''
])
assert (target.unique_key ==
'resized-images/e1307a6b8f166778588914d5130bd92bcd7f20ca.jpg')
def test_resizetarget_init(filestorage):
original_image_relative_url = "path/to/my/file.png"
target = resizing.ResizeTarget(
filestorage,
original_image_relative_url,
dimensions="100x50",
format="jpeg",
quality=80,
fill=False,
bgcolor=None,
upscale=True,
progressive=True,
use_placeholder=False,
cache_store=cache.NoopCache(),
)
assert target.name_hashing_method == "sha1"
assert target.target_directory == "resized-images"
assert target._get_generate_unique_key_args() == [
original_image_relative_url,
"JPEG",
80,
100,
50,
"",
"no-fill",
"upscale",
"",
]
assert (target.unique_key ==
"resized-images/e1/30/7a6b8f166778588914d5130bd92bcd7f20ca.jpg")
def test_svg_resize_cairosvgimporterror(tmpdir, resizetarget_opts):
svg_path = tmpdir.join('test.svg')
svg_path.write('content')
resizetarget_opts.update(source_image_relative_url='test.svg')
resize_target = resizing.ResizeTarget(**resizetarget_opts)
with pytest.raises(exc.CairoSVGImportError):
resize_target.generate()
def test_fill_dimensions(tmpdir, image1_data, resizetarget_opts):
file1 = tmpdir.join('file1.png')
file1.write_binary(image1_data)
resizetarget_opts.update(
format='png',
source_image_relative_url='file1.png',
dimensions='300x400',
fill=True,
)
resize_target = resizing.ResizeTarget(**resizetarget_opts)
img_data = resize_target.generate()
generated_img = Image.open(io.BytesIO(img_data))
assert generated_img.width == 300
assert generated_img.height == 400
assert generated_img.getpixel((0, 0))[3] == 0 # Transparent
resizetarget_opts.update(dimensions='700x600')
resize_target = resizing.ResizeTarget(**resizetarget_opts)
img_data = resize_target.generate()
generated_img = Image.open(io.BytesIO(img_data))
assert generated_img.width == 700
assert generated_img.height == 600
assert generated_img.getpixel((0, 0))[3] == 0 # Transparent
def test_resizetarget_generate(resizetarget_opts, image1_data, image1_name,
image1_key):
resize_target = resizing.ResizeTarget(**resizetarget_opts)
assert resize_target.name_hashing_method == 'sha1'
with pytest.raises(exc.CacheMiss):
resize_target.get_cached_path()
with pytest.raises(exc.ImageNotFoundError):
assert resize_target.get_path()
# Save original file
resize_target.image_store.save(image1_name, image1_data)
# Generate thumb
resize_target.generate()
assert resize_target.get_path() == image1_key
def test_redis_cache(redis_cache, resizetarget_opts, image1_data, image1_name):
resizetarget_opts.update(cache_store=redis_cache)
resize_target = resizing.ResizeTarget(**resizetarget_opts)
assert not redis_cache.exists(resize_target.unique_key)
with pytest.raises(exc.CacheMiss):
resize_target.get_cached_path()
resize_target.image_store.save(image1_name, image1_data)
resize_target.generate()
assert redis_cache.exists(resize_target.unique_key) is True
assert resize_target.get_cached_path() == resize_target.unique_key
redis_cache.remove(resize_target.unique_key)
assert redis_cache.exists(resize_target.unique_key) is False
def test_svg_resize(tmpdir, resizetarget_opts):
svg_path = tmpdir.join('test.svg')
svg_path.write(SVG_DATA)
resizetarget_opts.update(
format='png',
source_image_relative_url='test.svg',
dimensions='50x50',
)
resize_target = resizing.ResizeTarget(**resizetarget_opts)
img_data = resize_target.generate()
img = Image.open(io.BytesIO(img_data))
assert img.width == 50
assert img.height == 50
expected = (0, 0, 0, 255)
assert img.getpixel((0, 0)) == expected
assert img.getpixel((49, 49)) == expected
def image1_key(image1_name, resizetarget_opts):
target = resizing.ResizeTarget(**resizetarget_opts)
# Obviously only the key if no processing settings have been pas
return target.unique_key
def test_resizetarget_generate_placeholder(resizetarget_opts, image1_data):
resize_target = resizing.ResizeTarget(**resizetarget_opts)
resize_target.use_placeholder = True
resize_target.generate()
assert re.match(r'^resized-images/.+\.jpg$', resize_target.get_path())
