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import os
from pathlib import Path
import pytest
from hircine.thumbnailer import Thumbnailer, ThumbnailParameters
from PIL import Image
mock_params = ThumbnailParameters(bounds=(1440, 2880), options={})
def test_thumbnailer_object():
thumb = Thumbnailer("objects/", params={})
assert thumb.object("abcdef", "foo") == os.path.join("objects/", "ab/cdef_foo.webp")
@pytest.mark.parametrize(
"extension, can_process",
[
(".png", True),
(".jpeg", True),
(".jpg", True),
(".gif", True),
(".bmp", True),
(".json", False),
(".txt", False),
],
ids=["png", "jpeg", "jpg", "gif", "bmp", "json", "txt"],
)
def test_thumbnailer_can_process(extension, can_process):
assert Thumbnailer.can_process(extension) == can_process
def test_thumbnailer_process(data):
thumb = Thumbnailer(data("objects/"), params={"mock": mock_params})
with open(data("example_rgb.png"), "rb") as f:
size = Image.open(f, mode="r").size
reported_size = thumb.process(f, "abcdef")
assert reported_size == size
output = thumb.object("abcdef", "mock")
assert os.path.exists(output)
def test_thumbnailer_converts_non_rgb(data):
thumb = Thumbnailer(data("objects/"), params={"mock": mock_params})
with open(data("example_palette.png"), "rb") as f:
size = Image.open(f, mode="r").size
reported_size = thumb.process(f, "abcdef")
assert reported_size == size
output = thumb.object("abcdef", "mock")
assert os.path.exists(output)
output_image = Image.open(output)
assert output_image.mode == "RGB"
def test_thumbnailer_process_ignores_existing(data):
thumb = Thumbnailer(data("objects/"), params={"mock": mock_params})
output = Path(thumb.object("abcdef", "mock"))
os.makedirs(os.path.dirname(output))
output.touch()
with open(data("example_palette.png"), "rb") as f:
thumb.process(f, "abcdef")
assert output.stat().st_size == 0
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