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64 lines
1.3 KiB
Python
64 lines
1.3 KiB
Python
import pytest
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from PIL import Image, ImageShow
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from .helper import hopper, is_win32, on_ci
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def test_sanity():
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dir(Image)
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dir(ImageShow)
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def test_register():
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# Test registering a viewer that is not a class
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ImageShow.register("not a class")
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# Restore original state
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ImageShow._viewers.pop()
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@pytest.mark.parametrize(
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"order", [-1, 0],
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)
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def test_viewer_show(order):
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class TestViewer(ImageShow.Viewer):
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def show_image(self, image, **options):
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self.methodCalled = True
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return True
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viewer = TestViewer()
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ImageShow.register(viewer, order)
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for mode in ("1", "I;16", "LA", "RGB", "RGBA"):
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viewer.methodCalled = False
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with hopper(mode) as im:
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assert ImageShow.show(im)
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assert viewer.methodCalled
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# Restore original state
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ImageShow._viewers.pop(0)
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@pytest.mark.skipif(
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not on_ci() or is_win32(), reason="Only run on CIs; hangs on Windows CIs",
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)
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def test_show():
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for mode in ("1", "I;16", "LA", "RGB", "RGBA"):
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im = hopper(mode)
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assert ImageShow.show(im)
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def test_viewer():
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viewer = ImageShow.Viewer()
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assert viewer.get_format(None) is None
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with pytest.raises(NotImplementedError):
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viewer.get_command(None)
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def test_viewers():
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for viewer in ImageShow._viewers:
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viewer.get_command("test.jpg")
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