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133 lines
4.5 KiB
Python
133 lines
4.5 KiB
Python
from io import BytesIO
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import pytest
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from PIL import Image
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def test_aero_busy():
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with Image.open("Tests/images/ani/aero_busy.ani") as im:
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assert im.size == (64, 64)
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assert im.info["frames"] == 18
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with Image.open("Tests/images/ani/aero_busy_0.png") as png:
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assert png.tobytes() == im.tobytes()
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im.seek(8)
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with Image.open("Tests/images/ani/aero_busy_8.png") as png:
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assert png.tobytes() == im.tobytes()
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with pytest.raises(EOFError):
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im.seek(-1)
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with pytest.raises(EOFError):
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im.seek(18)
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def test_posy_busy():
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with Image.open("Tests/images/ani/posy_busy.ani") as im:
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assert im.size == (96, 96)
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assert im.info["frames"] == 77
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with Image.open("Tests/images/ani/posy_busy_0.png") as png:
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assert png.tobytes() == im.tobytes()
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im.seek(24)
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with Image.open("Tests/images/ani/posy_busy_24.png") as png:
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assert png.tobytes() == im.tobytes()
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with pytest.raises(EOFError):
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im.seek(77)
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def test_stopwtch():
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with Image.open("Tests/images/ani/stopwtch.ani") as im:
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assert im.size == (32, 32)
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assert im.info["frames"] == 8
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assert im.info["seq"][0] == 0
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assert im.info["seq"][2] == 0
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for i, r in enumerate(im.info["rate"]):
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if i == 1 or i == 2:
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assert r == 16
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else:
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assert r == 8
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with Image.open("Tests/images/ani/stopwtch_0.png") as png:
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assert png.tobytes() == im.tobytes()
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im.seek(5)
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with Image.open("Tests/images/ani/stopwtch_5.png") as png:
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assert png.tobytes() == im.tobytes()
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with pytest.raises(EOFError):
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im.seek(8)
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def test_save():
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directory_path = "Tests/images/ani/"
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filenames = ["aero_busy_0.png", "aero_busy_8.png",
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"posy_busy_0.png", "posy_busy_24.png",
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"stopwtch_0.png", "stopwtch_5.png"]
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images = [Image.open(directory_path + filename) for filename in filenames]
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with BytesIO() as output:
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images[0].save(output, append_images=[images[1]], seq=[
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0, 1], rate=[5, 10], format="ANI")
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with Image.open(output, formats=["ANI"]) as im:
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assert im.tobytes() == images[0].tobytes()
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im.seek(1)
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assert im.tobytes() == images[1].tobytes()
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assert im.info['seq'] == [0, 1]
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assert im.info['rate'] == [5, 10]
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with BytesIO() as output:
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images[2].save(output, append_images=[images[3]], seq=[
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1, 0], rate=[2, 2], format="ANI", sizes=[(96, 96)])
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with Image.open(output, formats=["ANI"]) as im:
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assert im.tobytes() == images[2].tobytes()
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im.seek(1)
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assert im.tobytes() == images[3].tobytes()
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assert im.info['seq'] == [1, 0]
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assert im.info['rate'] == [2, 2]
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with BytesIO() as output:
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images[4].save(output, append_images=[images[5]], seq=[
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0, 1], rate=[3, 4], format="ANI")
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with Image.open(output, formats=["ANI"]) as im:
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assert im.tobytes() == images[4].tobytes()
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im.seek(1)
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assert im.tobytes() == images[5].tobytes()
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assert im.info['seq'] == [0, 1]
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assert im.info['rate'] == [3, 4]
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with BytesIO() as output:
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images[0].save(output, append_images=images[1:],
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seq=[0, 2, 4, 1, 3, 5, 0, 1, 0, 1],
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rate=[1, 2, 3, 1, 2, 3, 1, 2, 3, 4],
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format="ANI", sizes=[(32, 32)])
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with Image.open(output, formats=["ANI"]) as im:
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assert im.info['frames'] == 6
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assert im.info['seq'] == [0, 2, 4, 1, 3, 5, 0, 1, 0, 1]
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assert im.info['rate'] == [1, 2, 3, 1, 2, 3, 1, 2, 3, 4]
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assert im.size == (32, 32)
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im.seek(4)
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assert im.tobytes() == images[4].tobytes()
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with BytesIO() as output:
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with pytest.raises(ValueError):
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images[0].save(output, append_images=images[1:], seq=[
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0, 1, 8, 1, 2], rate=[1, 1, 1, 1, 1], format="ANI", sizes=[(32, 32)])
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with pytest.raises(ValueError):
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images[0].save(output, append_images=images[1:], seq=[
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0, 1, 1, 1, 2], rate=[1, 1, 1, 1], format="ANI", sizes=[(32, 32)])
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with pytest.raises(ValueError):
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images[0].save(output, append_images=images[1:], rate=[1, 1, 1, 1], format="ANI", sizes=[(32, 32)])
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