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45 lines
1015 B
Python
45 lines
1015 B
Python
import copy
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import pytest
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from PIL import Image
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from .helper import hopper
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@pytest.mark.parametrize("mode", ("1", "P", "L", "RGB", "I", "F"))
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def test_copy(mode):
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cropped_coordinates = (10, 10, 20, 20)
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cropped_size = (10, 10)
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# Internal copy method
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im = hopper(mode)
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out = im.copy()
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assert out.mode == im.mode
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assert out.size == im.size
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# Python's copy method
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im = hopper(mode)
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out = copy.copy(im)
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assert out.mode == im.mode
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assert out.size == im.size
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# Internal copy method on a cropped image
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im = hopper(mode)
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out = im.crop(cropped_coordinates).copy()
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assert out.mode == im.mode
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assert out.size == cropped_size
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# Python's copy method on a cropped image
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im = hopper(mode)
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out = copy.copy(im.crop(cropped_coordinates))
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assert out.mode == im.mode
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assert out.size == cropped_size
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def test_copy_zero():
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im = Image.new("RGB", (0, 0))
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out = im.copy()
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assert out.mode == im.mode
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assert out.size == im.size
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