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41 lines
921 B
Python
41 lines
921 B
Python
from __future__ import annotations
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import pytest
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from PIL import Image, XpmImagePlugin
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from .helper import assert_image_similar, hopper
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TEST_FILE = "Tests/images/hopper.xpm"
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def test_sanity() -> None:
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with Image.open(TEST_FILE) as im:
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im.load()
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assert im.mode == "P"
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assert im.size == (128, 128)
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assert im.format == "XPM"
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# large error due to quantization->44 colors.
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assert_image_similar(im.convert("RGB"), hopper("RGB"), 60)
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def test_invalid_file() -> None:
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invalid_file = "Tests/images/flower.jpg"
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with pytest.raises(SyntaxError):
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XpmImagePlugin.XpmImageFile(invalid_file)
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def test_load_read() -> None:
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# Arrange
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with Image.open(TEST_FILE) as im:
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assert isinstance(im, XpmImagePlugin.XpmImageFile)
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dummy_bytes = 1
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# Act
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data = im.load_read(dummy_bytes)
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# Assert
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assert len(data) == 16384
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