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47 lines
1.1 KiB
Python
47 lines
1.1 KiB
Python
from .helper import PillowTestCase, hopper
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from PIL import Image
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from PIL import ImageShow
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class TestImageShow(PillowTestCase):
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def test_sanity(self):
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dir(Image)
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dir(ImageShow)
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def test_register(self):
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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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def test_show(self):
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class TestViewer:
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methodCalled = False
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def show(self, image, title=None, **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, -1)
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im = hopper()
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self.assertTrue(ImageShow.show(im))
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self.assertTrue(viewer.methodCalled)
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# Restore original state
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ImageShow._viewers.pop(0)
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def test_viewer(self):
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viewer = ImageShow.Viewer()
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self.assertIsNone(viewer.get_format(None))
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self.assertRaises(NotImplementedError, viewer.get_command, None)
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def test_viewers(self):
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for viewer in ImageShow._viewers:
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viewer.get_command("test.jpg")
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